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| # | Company | Amount | Rank | Status |
|---|---|---|---|---|
| 1 | L1₹63.4 CrAccepted-AOC 11 125 JOSEPH PRABHU ILLAM POOVAN PATTU VILLAI KUTTAIKADU VEEYANUR POST KANYAKUMARI DISTRICT 629702 | KANYAKUMARI | KANYAKUMARI | TAMIL NADU | 629702 | ₹63.4 Cr Quoted ₹68.7 Cr | L1 | Accepted-AOC L1 |
| 2 | L2₹72.0 CrRejected-AOC 11 164 S BHAVAN VADAKUVILAI KUTTAIKADU KATTATHURAI POST KANNIYAKUMARI DISTRICT | KANNIYAKUMARI | TAMIL NADU | 629001 | ₹72.0 Cr | L2 | Rejected-AOC L2 |
| Sl No | Description | Qty | Unit | JEBAMANI DHAS L1 | ABBS INFRASTRUCTURE PRIVATE LIMITED L2 |
|---|---|---|---|---|---|
| 1.00Operation and Maintenance of the following 12 nos. of CWSS in Kanyakumari District including repair, rectification works and supply of chemicals for the period from 01.04.2026 to 31.03.2029 | |||||
| 1.01 | Operation and maintenance of the CWSSto Kuzhithuraiyar in Kanyakumari District including repair, rectification works and supply of chemicals for the Period from 01.04.2026 - 31.03.2029. | 1 | job | 6,19,27,751.49 ₹6.2 Cr | 6,48,76,679.95 ₹6.5 Cr |
| 1.02 | Operation and maintenance of the CWSSto Kaliyakkavilai Kollencode in Kanyakumari District including repair, rectification works and supply of chemicals for the Period from 01.04.2026 - 31.03.2029. | 1 | job | 6,29,57,783.32 ₹6.3 Cr | 6,59,55,767.98 ₹6.6 Cr |
| 1.03 | Operation and maintenance of the CWSSto Villukuri TP, Aloor TP and 53 way side habitations in Kanyakumari District including repair, rectification works and supply of chemicals for the Period from 01.04.2026 - 31.03.2029. | 1 | job | 3,68,74,013.73 ₹3.7 Cr | 3,86,29,941.42 ₹3.9 Cr |
| 1.04 | Operation and maintenance of the CWSSto Verkilambi and 6 other TP and 26 Rural habitations in Kanyakumari District including repair, rectification works and supply of chemicals for the Period from 01.04.2026 - 31.03.2029. | 1 | job | 3,66,78,105.29 ₹3.7 Cr | 3,84,24,697.88 ₹3.8 Cr |
| 1.05 | Operation and maintenance of the CWSSto Eraniel TP & 319 Rural habitations and Improvements to Padmanapuram CWSS and Kattathurai in Kanyakumari District including repair, rectification works and supply of chemicals for the Period from 01.04.2026 - 31.03.2029. | 1 | job | 13,18,43,858.67 ₹13.2 Cr | 13,81,22,030.64 ₹13.8 Cr |
| 1.06 | Operation and maintenance of the Painkulam CWSS in Kanyakumari District including repair, rectification works and supply of chemicals for the Period from 01.04.2026 - 31.03.2029. | 1 | job | 45,80,554.6 ₹45.8 L | 47,98,673.95 ₹48.0 L |
| 1.07 | Operation and maintenance of the CWSS to 79 Coastal habitations,17 T.P. Panchayats and 19 way side villages in Kanyakumari District t including repair, rectification works and supply of chemicals for the Period from 01.04.2026 - 31.03.2029. | 1 | job | 8,30,75,909.26 ₹8.3 Cr | 8,70,31,923.9 ₹8.7 Cr |
| 1.08 | Operation and Maintenance of the following Edaicode - Pazhugal CWSS in Kanyakumari District including repair, rectification works and supply of chemicals for the period from 01.04.2026 to 31.03.2029 | 1 | job | 3,68,56,705.44 ₹3.7 Cr | 3,86,11,803.12 ₹3.9 Cr |
| 1.09 | Operation and maintenance of the Muzhucode CWSS in Kanyakumari District ncluding repair, rectification works and supply of chemicals for the Period from 01.04.2026 - 31.03.2029. | 1 | job | 59,89,663.98 ₹59.9 L | 62,74,885.01 ₹62.7 L |
Updated dates
Tender Value
₹65.8 Cr
EMD Value
₹49.3 L
Closing Date
19 Jan 2026, 3:00 pmClosed
Chief Engineer,TWAD Board, Madurai
Office of the Chief Engineer, Oppsite to Mattuthavani Bus Stand,Madurai
Operation and Maintenance of the 12 nos. of CWSS in Kanyakumari District including repair and rectification works and supply of chemicals for three years period from 01.04.2026 to 31.03.2029 Package 14
2025_TWAD_638142_1
Operation and Maintenance of the 12 nos. of CWSS in Kanyakumari District
Open Tender
Civil Works - Water Works
1096 days
Kanyakumari
As per Bid Document
3 documents required · 3 mandatory
₹0
₹49.3 L
Office of the Chief Engineer,Madurai
18 Mar 2026
1 Jan 2026
20 Jan 2026
1 Jan 2026
19 Jan 2026
5 Jan 2026
1 Jan 2026 - 2 Jan 2026
2 Jan 2026
Operation and Maintenance of the following 12 nos. of CWSS in Kanyakumari District including repair, rectification works and supply of chemicals for the period from 01.04.2026 to 31.03.2029
Operation and maintenance of the CWSSto Kuzhithuraiyar in Kanyakumari District including repair, rectification works and supply of chemicals for the Period from 01.04.2026 - 31.03.2029.
Operation and maintenance of the CWSSto Kaliyakkavilai Kollencode in Kanyakumari District including repair, rectification works and supply of chemicals for the Period from 01.04.2026 - 31.03.2029.
Operation and maintenance of the CWSSto Villukuri TP, Aloor TP and 53 way side habitations in Kanyakumari District including repair, rectification works and supply of chemicals for the Period from 01.04.2026 - 31.03.2029.
Operation and maintenance of the CWSSto Verkilambi and 6 other TP and 26 Rural habitations in Kanyakumari District including repair, rectification works and supply of chemicals for the Period from 01.04.2026 - 31.03.2029.
Operation and maintenance of the CWSSto Eraniel TP & 319 Rural habitations and Improvements to Padmanapuram CWSS and Kattathurai in Kanyakumari District including repair, rectification works and supply of chemicals for the Period from 01.04.2026 - 31.03.2029.
Operation and maintenance of the Painkulam CWSS in Kanyakumari District including repair, rectification works and supply of chemicals for the Period from 01.04.2026 - 31.03.2029.
Operation and maintenance of the CWSS to 79 Coastal habitations,17 T.P. Panchayats and 19 way side villages in Kanyakumari District t including repair, rectification works and supply of chemicals for the Period from 01.04.2026 - 31.03.2029.
Operation and Maintenance of the following Edaicode - Pazhugal CWSS in Kanyakumari District including repair, rectification works and supply of chemicals for the period from 01.04.2026 to 31.03.2029
Operation and maintenance of the Muzhucode CWSS in Kanyakumari District ncluding repair, rectification works and supply of chemicals for the Period from 01.04.2026 - 31.03.2029.
Operation and maintenance of theAzhagiapandiapuram CWSS in Kanyakumari District including repair, rectification works and supply of chemicals for the Period from 01.04.2026 - 31.03.2029.
Operation and maintenance of the Kanyakumari Suchindrum CWSS in Kanyakumari District including repair, rectification works and supply of chemicals for the Period from 01.04.2026 - 31.03.2029.
Operation and maintenance of the Ganam CWSS in Kanyakumari District ncluding repair, rectification works and supply of chemicals for the Period from 01.04.2026 - 31.03.2029.
Total Basic Value
Add GST @18% on Basic Value
Item Rate BoQ
BoQ_Ver4.0
Name of the Bidder/ Bidding Firm / Company :
PRICE SCHEDULE- A1 (This BOQ template must not be modified/replaced by the bidder and the same should be uploaded after filling the relevent columns, else the bidder is liable to be rejected for this tender. Bidders are allowed to enter the Bidder Name and Values only)
NUMBER #
For the Year 2026-2027 (From 01.04.2026 - 31.03.2027)
Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protector of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure 12.521 MLD, carrying out the O&M as per standard operating procedures, Acts and rules in force and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity etc complete and as directed by TWAD Board officers Totally 4570.17 ML (12.521*365)
Attending Burst in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc complete and as directed by TWAD Board officers
Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for the following sizes of Pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers.
MS Pipes of various sizes
PVC Pipes of various sizes
AC Pipe of various sizes
Supply and Delivery of MS bare pipes of the following dimensions as per Table- 5 of IS 3589/2001 fabricated with Fe410 grade steel conforming to IS 3589:2001 and other allied codes including transportation charges in any where in Tamilnadu etc., complete and as directed by TWAD Board officers
300 mm dia MS pipe
350 mm dia MS pipe
400 mm dia MS pipe
600 mm dia MS pipe
Jointing the M.S. Pipes and specials with welded joints with the required no of run internally and externally including gauging including cost of welding rods LPG & o2Gas and hire charges for welding machine , cutting machine, power generators , crane and other required tools and plants and labour charges for fixing apputenances and other accessories where ever necessary in connection with pipe laying works and completing the work if all respects as per specification and as directed by TWAD Board officers.
300 mm Dia and thick MS Pipe
350 mm Dia and thick MS Pipe
600 mm Dia and thick MS Pipe
Removing the burst P.V.C. Pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipe line with sound pipe including jointing and cost of refilling the pipe line with water for retesting the pipe line etc., complete (excluding cost of sound pipe and jointing materials and earth work) and as directed by the TWAD Board Officers
63 mm PVC 4KSC
75mm PVC 4 KSC
90 mm PVC 4KSC
110mm PVC 4 KSC
140mm PVC 4 KSC
160mm PVC 4 KSC
Supply and delivery of the following sizes of unplastisized PVC Rigid pipes and specials confirming to IS other specifications as amended from time to time with ISI marking as specified in ISI and having the required working pressure and delivery at site of work including loading, unloading, freight, stacking and transportation, insurance charges, etc., complete and as directed by TWAD Board officers.
63 mm PVC 4 KSC
75 mm PVC 4 KSC
90 mm PVC 4 KSC
110 mm PVC 4 KSC
140 mm PVC 4 KSC
160 mm PVC 4 KSC
63 mm PVC 4 KSC
75 mm PVC 4 KSC
90 mm PVC 4 KSC
110 mm PVC 4 KSC
140 mm PVC 4 KSC
160 mm PVC 4 KSC
Attending Leaks in the Pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc., complete and as directed by TWAD Board officers.
Supplying and delivery of the following sizes of HDPE Pipes - PE 100 - PN6 , PN 8 & PN 10 confirming to IS:4984/2016 and other specifications in standard lengths including transportation charges any where in Tamilnadu etc., complete and as directed by TWAD Board officers
140 mm HDPE Pipe PN6
160 mm HDPE Pipe PN6
Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for leak rectification works for the following sizes of Pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers.
HDPE Pipes of various sizes
CI Pipes of various sizes
GI Pipes of various sizes
PSC Pipes of various sizes
AC Pipes of various sizes
MS Pipes of various sizes
Supply and delivery of lead wool as per sample including loading, umloading and transportation charges etc. complete and as directed by TWAD Bd. Officers
600 mm dia PSC Pipe Various Classes
400mm dia PSC Pipe Various Classes
350 mm dia PSC Pipe Various Classes
Supply and delivery of Hardcrete oil as per sample including loading, umloading and transportation charges etc. complete and as directed by TWAD Bd. Officers
600 mm dia PSC Pipe Various Classes
400mm dia PSC Pipe Various Classes
350 mm dia PSC Pipe Various Classes
Supply and delivery of cementincluding loading, umloading and transportation charges etc. complete and as directed by TWAD Bd. Officers
Jointing HDPE Pipes and Specials by butt fusion welding / electro fusion welding joints using fusion equipment as per ISO 21307-2011 and as per IS 7634 (part-2) : 2012 including cost of hire charges for butt fusion equipment power supply arrangements etc., complete as per directed by TWAD Board Officers.
140 mm HDPE Pipe PN6
160 mm HDPE Pipe PN6
Jointing HDPE Pipes and Specials by butt fusion welding / electro fusion welding joints using fusion equipment as per ISO 21307-2011 and as per IS 7634 (part-2) : 2012 including cost of hire charges for butt fusion equipment power supply arrangements etc., complete as per directed by TWAD Board Officers.
140 mm HDPE Pipe PN6
160 mm HDPE Pipe PN6
Supply and delivery of the following sizes of DUCTILE IRON SOCKET/ SPIGOT PIPES FOR CLASS K7/K9 AS PER IS 8329/2000 other specifications including transportation charges any where in Tamilnadu etc., complete and as directed by TWAD Board officers
Supply and Delivery of MJ Collars inclusive of transportation charges anywhere in Tamilnadu etc complete and as directed by TWAD Board officers
Supply and delivery of the following sizes of GI pipes ( Medium class) confirming to the IS and other specifications including transportation charges any where in Tamilnadu etc., complete and as directed by TWAD Board officers
65 mm GI Pipe
80 mm GI Pipe
100 mm GI Pipe
150 mm GI Pipe
Supply and delivery of following sizes of GI Specials conforming to IS specifications at site of work inclusive of transportation charges any where in Tamilnadu etc., complete and as directed by TWAD Board officers.
65 mm GI Coupling
80 mm GI Coupling
100 mm GI Coupling
150 mm GI Coupling
200 mm CI Pipe
250 mm AC Pipe
300 mm AC Pipe
350 mm AC Pipe
400 mm AC Pipe
600 mm CI Pipe
350 mm PSC Pipe
400 mm PSC Pipe
600 mm PSC Pipe
Cutting the following sizes of the GI pipes true to axis and filing smoothly and finishing the ends etc., complete and as directed by TWAD Board officers.
65 mm GI Pipe
80 mm GI Pipe
100 mm GI Pipe
150 mm GI Pipe
Threading the following sizes of the GI pipes true to axis etc., complete and as directed by TWAD Board officers.
65 mm GI Pipe
80 mm GI Pipe
100 mm GI Pipe
150 mm GI Pipe
Dewatering using 5HP diesel engine pumpset including Hire charges, cost of Diesel, Engine oil, pump operator, labour charges, conveyance of pumpset and fuel to site and back, loading, unloading and any other incidental charges etc., complete. And as directed by TWAD Board officers
140 mm HDPE Pipe PN6
160 mm HDPE Pipe PN6
300 mm Dia and thick MS Pipe
350 mm Dia and thick MS Pipe
400 mm Dia and thick MS Pipe
600 mm Dia and thick MS Pipe
Refilling with excavated soil (other than sand)complying with standard specification in layers of 15cm watered well rammed and consolidated after the pipes and specials are laid,jointed and tested etc. and removing and depositing the surplus earth at the places shown by the TWAD Board Officers.
HDPE Pipes of various sizes
MS Pipes of various sizes
PSC Pipes of various sizes
REPAIR AND RENEWAL OF PUMPSETS
Rewinding of Motors in pumping stations iod in the Electrical, Mechanical and Electro-mechanical items to bring back the scheme / components into normal running conditition as per specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.2.6 of General conditions of Contract Part II. etc complete and as directed by the TWAD Board Officers
Rewinding of motor and reconditioning of pump and repair works in 150 HP Turbine Pump Set (6192 LPM X 77 M) including cost of all material, conveyance, labour charges for removing and re-erection etc., complete and as directed by TWAD Board officers.
Rewinding of motor and reconditioning of pump and repair works in 75 HP Centrifugal Pump Set (7167 LPM X 283 M) including cost of all material, conveyance, labour charges for removing and re-erection etc., complete and as directed by TWAD Board officers.
Rewinding of motor and repair works to 40 HP Treatment plant ( 3393 lpm x 39 m ) including cost of all material ,conveyance ,labour charges for removing and re-erection of centrifugal HSC Centrifugal at Neduvilai Treatment plant Pump Room - 1+1 Nos
Repair works to 150 HP Turbine Pump Set ( 6192 LPM X 77 M ) including cost of all material ,conveyance ,labour charges for removing and re-erection of Turbine pumpset at koduvanamthottam Head Works sump - 1 +1 Nos
Repair works to 100 HP Killiyoor booster station(6482lpm x 48m) including cost of all material ,conveyance ,labour charges for removing and HSC centrifugal Pump set at Killiyoor booster station- 2 Nos
Repair works to 40 HP Treatment plant ( 3393 lpm x 39 m ) including cost of all material ,conveyance ,labour charges for removing and re-erection of centrifugal HSC Centrifugal at Neduvilai Treatment plant Pump Room - 1+1 Nos
Repair works to 12.5 HP Open Well Submersible Treatment plant ( 1548LPM X 23 M Head ) including cost of all material ,conveyance ,labour charges for removing and re-erection of Submersible pumpset at Koduvanamthottam Head works sump- 1+1 Nos.
160KVA Transformer repair works at Killiyoor booster station
Attending Repair, rectification and reconditioning of CI Sluice valve CI NRV valve, including all material,, conveyance, labour charges and re erection of valve etc., complete and as directed by TWAD Board Officers.
400 mm CI NRV valve
350 mm CI Sluice valve
350 mm CI NRV valve
250 mm CI NRV valve
250 mm CI Sluice value
150 mm CI Sluice value
150 mm CI NRV value
Supply, delivery and fixing of following size of Gate valves in OHT's including all material,, conveyance, labour charges and re erection of valve etc., complete and as directed by TWAD Board Officers.
50 mm gate valve
80 mm gate valve
150 mm gate valve
Attending cable fault by replacing the cable
Supply, delivery of 1.1 KV Grade Armoured aluminium Conductor cross Linked Poly ethylene insulated PVC sheathed cables confirmaing to IS etc., complete and as directed by TWAD board Officers. for following Wells submersible motor to main panel board.
3core 35 Sq. mm
3core 10 Sq. mm
3core 185 Sq. mm
3core 35 Sq. mm
3core 10 Sq. mm
3core 185 Sq. mm
3core 35 Sq. mm
3core 10 Sq. mm
3core 185 Sq. mm
Supply and delivery of following Range AMPS 3 Pole MCCB Switch (Moulted case circuit breakers) to control EB supply from E.B Pole to Main Panel Board
63 Amps 3 Pole MCCB Switch
100 Amps 3 Pole MCCB Switch
200 Amps 3 Pole MCCB Switch
250 Amps 3 Pole MCCB Switch
400 Amps 3 pole MCCB switch
Supply and delivery of Power capacitor for power factor improvement with oil filled with discharge resistance 3 phase 415/440V 50 HZ conforming to ISS:2834 with ISI marking
5 KVAR Power capacitor
10 KVAR Power capacitor
20 KVAR Power capacitor
Electro magnetic Contactors
Supply and delivery of direct online starter confirming to IS13947 and IEC60947-1 suitable KW rating for operation in AC/ three Phase/50HZ(+/- 5%) and 415V (+/- 10%) including Ammeter, Overload relay, under Voltage release with no Volt coil, Air Break contactors suitable for next Standard higher KW rating, Single phasing preventor, dry running preventor and On/Off Push button switches, including the capacitor(the cost of capacitor is to be taken separately).
For 12.5 HP Starter
For 7.5 HP Starter
For 5 HP Starter
Removal of sediments and depositions of sludge, silt,Particles inside the sump at various capacities by engaging required labours and diesel pumpsets and cleaning the side wall and bottom of sump using wire brushes, brooms, collecting , lifting of the deposited slit particles outside the sump, washing side wall and floor slab using bleaching powder including lighting arrangements and safety arrangements inside the sump, hire charges for the buckets, rope etc and supply of bleaching powder for cleaning purposes etc., complete and as directed by TWAD Board officers
2.50 LL capacity Sump
1.00 LL capacity Sump
0.10 LL capacity Sump
2.00 LL capacity Sump
0.60 LL capacity Sump
7.00 LL capacity Sump
Desilting light or sandysoil or silt from infiltration wells below water level including the charges for special T&P and air compressor etc., complete and as directed by TWAD Board officers.
Labour charges for dismantling of 400 KVA Transformer with all accessories by using crane etc. complete as directed by TWAD Board officers
Supply and delivery of HV 11KV Copper Dual Coat Super enameled winding coils for 3 phase to 250 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of LV 433V Copper windings for 3 phase insulation to 250 KVA Transformer as per IS Specifications as rected by TWAD Board Officers
Supply and delivery of 3 phase insulation to 400 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of new transformer oil to 400 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of 11KV HV Bushing with metal parts to 250 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of 433KV LV Bushing copper rod to 200 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of silica gel breather to 200 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of Capillary type thermometer including accessories to 400 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of gasket & oil seals to 250 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of paint to 250 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Charges for hot air chamber treatment for IR value Improvement work 900c for 2 days to 250 KVA Transformer as per IS Specifications as directed by TwAD Board Officers
Charges for transformer tank cleaning and painting work to 200 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Labour Charges for new windings reassembling with new insulation off load tape switch connection load with delta star connection by copper bracing work two coatings varnish apply work to 400 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Charges for attending core winding job to tank accessories fixing as per IS specification including testing work with loading to 250 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Labour charges for Re rection of 400 KVA Transformer and all accessories by using crane etc. complete as directed by TWAD Board officers
Conveyance charges for transformer head works station to work shop site and work shop site to head works station completion of rectification works etc. complete as directed by TWAD Board officers
Labour charges for dismantling of 600 KVA Transformer with all accessories by using crane etc. complete as directed by TWAD Board officers
Supply and delivery of HV 11KV Copper Dual Coat Super enameled winding coils for 3 phase to600 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of LV 433V Copper windings for 3 phase insulation to 250 KVA Transformer as per IS Specifications as rected by TWAD Board Officers
Supply and delivery of 3 phase insulation to 600 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of new transformer oil to 600KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of 11KV HV Bushing with metal parts to 250 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of 433KV LV Bushing copper rod to600 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of silica gel breather to 600 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of Capillary type thermometer including accessories to 400 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of gasket & oil seals to 600 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of paint to 250 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Charges for hot air chamber treatment for IR value Improvement work 900c for 2 days to 600 KVA Transformer as per IS Specifications as directed by TwAD Board Officers
Charges for transformer tank cleaning and painting work to 200 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Labour Charges for new windings reassembling with new insulation off load tape switch connection load with delta star connection by copper bracing work two coatings varnish apply work to 600 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Charges for attending core winding job to tank accessories fixing as per IS specification including testing work with loading to 250 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Labour charges for Re rection of 600 KVA Transformer and all accessories by using crane etc. complete as directed by TWAD Board officers
Conveyance charges for transformer head works station to work shop site and work shop site to head works station completion of rectification works etc. complete as directed by TWAD Board officers
Labour charges for dismantling of 315 KVA Transformer with all accessories by using crane etc. complete as directed by TWAD Board officers
Supply and delivery of HV 11KV Copper Dual Coat Super enameled winding coils for 3 phase to 315KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of LV 433V Copper windings for 3 phase insulation to 315 KVA Transformer as per IS Specifications as rected by TWAD Board Officers
Supply and delivery of 3 phase insulation to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of new transformer oil to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of 11KV HV Bushing with metal parts to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of 433KV LV Bushing copper rod to 200 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of silica gel breather to 200 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of Capillary type thermometer including accessories to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of gasket & oil seals to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of paint to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Charges for hot air chamber treatment for IR value Improvement work 900c for 2 days to 200 KVA Transformer as per IS Specifications as directed by TwAD Board Officers
Charges for transformer tank cleaning and painting work to 315KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Labour Charges for new windings reassembling with new insulation off load tape switch connection load with delta star connection by copper bracing work two coatings varnish apply work to 250 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Charges for attending core winding job to tank accessories fixing as per IS specification including testing work with loading to 315KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Labour charges for Re rection of 315 KVA Transformer and all accessories by using crane etc. complete as directed by TWAD Board officers
Conveyance charges for transformer head works station to work shop site and work shop site to head works station completion of rectification works etc. complete as directed by TWAD Board officers
ROAD RESTORATION
Labour for cutting open road for laying water mains or sewer etc and as directed by TWAD Board officers.
B.T. Roads (or) Maccadam road
Concrete Roads
Supply of Gravel for filling the excavated soil, if existing soil is not suitable for refilling as directed byTWAD Officials
PCC - M30 CONCRETE
Road Restoration - Patch work
Hiring Charges for Heavy duty electrical Concrete breaker machine
Hiring charges for Genset 40 KVA
Hire charges for deploying earth moving machinery (JCB/Poclain) for earthwork including diesel, oil and labour charges etc., complete.
Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of all disinfectents (such as bleaching powder, chlorine cylinder, silver ionization rods as applicable to this CWSS), labour charges and all incidental charges for disinfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points / tail ends, testing of water samples including additional / required / instructed dosage during the period of Flood/ Calamities etc., complete and as directed by TWAD Board officers.
Supply and delivery of Liquid Chlorine cylinder as per IS specification (with chlorine 99.80% moisture, Na203 Hydrogen and carbon dioxide are to be Nil) including loading, freight, unloading, stacking transit insurance and all other incidental charges and as directed by TWAD Board officers.
Supply, delivery of Ferric Alum (Sulphate of alumina - Ferric) Grade - II in loose as per ISI 299/2012 and amended from time to time including freight, loading, unloading, transporation, transit insurance all other incidental charges and as directed by TWAD Board officers.
For the Year 2027-2028 (From 01.04.2027 - 31.03.2028)
Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protector of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure 12.681 MLD, carrying out the O&M as per standard operating procedures, Acts and rules in force and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity etc complete and as directed by TWAD Board officers Totally 4641.246 ML (12.681*366)
Attending Burst in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc complete and as directed by TWAD Board officers
Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for the following sizes of Pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers.
MS Pipes of various sizes
PVC Pipes of various sizes
AC Pipe of various sizes
Supply and Delivery of MS bare pipes of the following dimensions as per Table- 5 of IS 3589/2001 fabricated with Fe410 grade steel conforming to IS 3589:2001 and other allied codes including transportation charges in any where in Tamilnadu etc., complete and as directed by TWAD Board officers
300 mm dia MS pipe
350 mm dia MS pipe
400 mm dia MS pipe
600 mm dia MS pipe
Jointing the M.S. Pipes and specials with welded joints with the required no of run internally and externally including gauging including cost of welding rods LPG & o2Gas and hire charges for welding machine , cutting machine, power generators , crane and other required tools and plants and labour charges for fixing apputenances and other accessories where ever necessary in connection with pipe laying works and completing the work if all respects as per specification and as directed by TWAD Board officers.
300 mm Dia and thick MS Pipe
350 mm Dia and thick MS Pipe
600 mm Dia and thick MS Pipe
Removing the burst P.V.C. Pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipe line with sound pipe including jointing and cost of refilling the pipe line with water for retesting the pipe line etc., complete (excluding cost of sound pipe and jointing materials and earth work) and as directed by the TWAD Board Officers
63 mm PVC 4KSC
75mm PVC 4 KSC
90 mm PVC 4KSC
110mm PVC 4 KSC
140mm PVC 4 KSC
160mm PVC 4 KSC
Supply and delivery of the following sizes of unplastisized PVC Rigid pipes and specials confirming to IS other specifications as amended from time to time with ISI marking as specified in ISI and having the required working pressure and delivery at site of work including loading, unloading, freight, stacking and transportation, insurance charges, etc., complete and as directed by TWAD Board officers.
63 mm PVC 4 KSC
75 mm PVC 4 KSC
90 mm PVC 4 KSC
110 mm PVC 4 KSC
140 mm PVC 4 KSC
160 mm PVC 4 KSC
63 mm PVC 4 KSC
75 mm PVC 4 KSC
90 mm PVC 4 KSC
110 mm PVC 4 KSC
140 mm PVC 4 KSC
160 mm PVC 4 KSC
Attending Leaks in the Pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc., complete and as directed by TWAD Board officers.
Supplying and delivery of the following sizes of HDPE Pipes - PE 100 - PN6 , PN 8 & PN 10 confirming to IS:4984/2016 and other specifications in standard lengths including transportation charges any where in Tamilnadu etc., complete and as directed by TWAD Board officers
140 mm HDPE Pipe PN6
160 mm HDPE Pipe PN6
Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for leak rectification works for the following sizes of Pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers.
HDPE Pipes of various sizes
CI Pipes of various sizes
GI Pipes of various sizes
PSC Pipes of various sizes
AC Pipes of various sizes
MS Pipes of various sizes
Supply and delivery of lead wool as per sample including loading, umloading and transportation charges etc. complete and as directed by TWAD Bd. Officers
600 mm dia PSC Pipe Various Classes
400mm dia PSC Pipe Various Classes
350 mm dia PSC Pipe Various Classes
Supply and delivery of Hardcrete oil as per sample including loading, umloading and transportation charges etc. complete and as directed by TWAD Bd. Officers
600 mm dia PSC Pipe Various Classes
400mm dia PSC Pipe Various Classes
350 mm dia PSC Pipe Various Classes
Supply and delivery of cementincluding loading, umloading and transportation charges etc. complete and as directed by TWAD Bd. Officers
Jointing HDPE Pipes and Specials by butt fusion welding / electro fusion welding joints using fusion equipment as per ISO 21307-2011 and as per IS 7634 (part-2) : 2012 including cost of hire charges for butt fusion equipment power supply arrangements etc., complete as per directed by TWAD Board Officers.
140 mm HDPE Pipe PN6
160 mm HDPE Pipe PN6
Jointing HDPE Pipes and Specials by butt fusion welding / electro fusion welding joints using fusion equipment as per ISO 21307-2011 and as per IS 7634 (part-2) : 2012 including cost of hire charges for butt fusion equipment power supply arrangements etc., complete as per directed by TWAD Board Officers.
140 mm HDPE Pipe PN6
160 mm HDPE Pipe PN6
Supply and delivery of the following sizes of DUCTILE IRON SOCKET/ SPIGOT PIPES FOR CLASS K7/K9 AS PER IS 8329/2000 other specifications including transportation charges any where in Tamilnadu etc., complete and as directed by TWAD Board officers
Supply and Delivery of MJ Collars inclusive of transportation charges anywhere in Tamilnadu etc complete and as directed by TWAD Board officers
Supply and delivery of the following sizes of GI pipes ( Medium class) confirming to the IS and other specifications including transportation charges any where in Tamilnadu etc., complete and as directed by TWAD Board officers
65 mm GI Pipe
80 mm GI Pipe
100 mm GI Pipe
150 mm GI Pipe
Supply and delivery of following sizes of GI Specials conforming to IS specifications at site of work inclusive of transportation charges any where in Tamilnadu etc., complete and as directed by TWAD Board officers.
65 mm GI Coupling
80 mm GI Coupling
100 mm GI Coupling
150 mm GI Coupling
200 mm CI Pipe
250 mm AC Pipe
300 mm AC Pipe
350 mm AC Pipe
400 mm AC Pipe
600 mm CI Pipe
350 mm PSC Pipe
400 mm PSC Pipe
600 mm PSC Pipe
Cutting the following sizes of the GI pipes true to axis and filing smoothly and finishing the ends etc., complete and as directed by TWAD Board officers.
65 mm GI Pipe
80 mm GI Pipe
100 mm GI Pipe
150 mm GI Pipe
Threading the following sizes of the GI pipes true to axis etc., complete and as directed by TWAD Board officers.
65 mm GI Pipe
80 mm GI Pipe
100 mm GI Pipe
150 mm GI Pipe
Dewatering using 5HP diesel engine pumpset including Hire charges, cost of Diesel, Engine oil, pump operator, labour charges, conveyance of pumpset and fuel to site and back, loading, unloading and any other incidental charges etc., complete. And as directed by TWAD Board officers
140 mm HDPE Pipe PN6
160 mm HDPE Pipe PN6
300 mm Dia and thick MS Pipe
350 mm Dia and thick MS Pipe
400 mm Dia and thick MS Pipe
600 mm Dia and thick MS Pipe
Refilling with excavated soil (other than sand)complying with standard specification in layers of 15cm watered well rammed and consolidated after the pipes and specials are laid,jointed and tested etc. and removing and depositing the surplus earth at the places shown by the TWAD Board Officers.
HDPE Pipes of various sizes
MS Pipes of various sizes
PSC Pipes of various sizes
REPAIR AND RENEWAL OF PUMPSETS
Rewinding of Motors in pumping stations iod in the Electrical, Mechanical and Electro-mechanical items to bring back the scheme / components into normal running conditition as per specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.2.6 of General conditions of Contract Part II. etc complete and as directed by the TWAD Board Officers
Rewinding of motor and reconditioning of pump and repair works in 150 HP Turbine Pump Set (6192 LPM X 77 M) including cost of all material, conveyance, labour charges for removing and re-erection etc., complete and as directed by TWAD Board officers.
Rewinding of motor and reconditioning of pump and repair works in 75 HP Centrifugal Pump Set (7167 LPM X 283 M) including cost of all material, conveyance, labour charges for removing and re-erection etc., complete and as directed by TWAD Board officers.
Rewinding of motor and repair works to 40 HP Treatment plant ( 3393 lpm x 39 m ) including cost of all material ,conveyance ,labour charges for removing and re-erection of centrifugal HSC Centrifugal at Neduvilai Treatment plant Pump Room - 1+1 Nos
Repair works to 150 HP Turbine Pump Set ( 6192 LPM X 77 M ) including cost of all material ,conveyance ,labour charges for removing and re-erection of Turbine pumpset at koduvanamthottam Head Works sump - 1 +1 Nos
Repair works to 100 HP Killiyoor booster station(6482lpm x 48m) including cost of all material ,conveyance ,labour charges for removing and HSC centrifugal Pump set at Killiyoor booster station- 2 Nos
Repair works to 40 HP Treatment plant ( 3393 lpm x 39 m ) including cost of all material ,conveyance ,labour charges for removing and re-erection of centrifugal HSC Centrifugal at Neduvilai Treatment plant Pump Room - 1+1 Nos
Repair works to 12.5 HP Open Well Submersible Treatment plant ( 1548LPM X 23 M Head ) including cost of all material ,conveyance ,labour charges for removing and re-erection of Submersible pumpset at Koduvanamthottam Head works sump- 1+1 Nos.
160KVA Transformer repair works at Killiyoor booster station
Attending Repair, rectification and reconditioning of CI Sluice valve CI NRV valve, including all material,, conveyance, labour charges and re erection of valve etc., complete and as directed by TWAD Board Officers.
400 mm CI NRV valve
350 mm CI Sluice valve
350 mm CI NRV valve
250 mm CI NRV valve
250 mm CI Sluice value
150 mm CI Sluice value
150 mm CI NRV value
Supply, delivery and fixing of following size of Gate valves in OHT's including all material,, conveyance, labour charges and re erection of valve etc., complete and as directed by TWAD Board Officers.
50 mm gate valve
80 mm gate valve
150 mm gate valve
Attending cable fault by replacing the cable
Supply, delivery of 1.1 KV Grade Armoured aluminium Conductor cross Linked Poly ethylene insulated PVC sheathed cables confirmaing to IS etc., complete and as directed by TWAD board Officers. for following Wells submersible motor to main panel board.
3core 35 Sq. mm
3core 10 Sq. mm
3core 185 Sq. mm
3core 35 Sq. mm
3core 10 Sq. mm
3core 185 Sq. mm
3core 35 Sq. mm
3core 10 Sq. mm
3core 185 Sq. mm
Supply and delivery of following Range AMPS 3 Pole MCCB Switch (Moulted case circuit breakers) to control EB supply from E.B Pole to Main Panel Board
63 Amps 3 Pole MCCB Switch
100 Amps 3 Pole MCCB Switch
200 Amps 3 Pole MCCB Switch
250 Amps 3 Pole MCCB Switch
400 Amps 3 pole MCCB switch
Supply and delivery of Power capacitor for power factor improvement with oil filled with discharge resistance 3 phase 415/440V 50 HZ conforming to ISS:2834 with ISI marking
5 KVAR Power capacitor
10 KVAR Power capacitor
20 KVAR Power capacitor
Electro magnetic Contactors
Supply and delivery of direct online starter confirming to IS13947 and IEC60947-1 suitable KW rating for operation in AC/ three Phase/50HZ(+/- 5%) and 415V (+/- 10%) including Ammeter, Overload relay, under Voltage release with no Volt coil, Air Break contactors suitable for next Standard higher KW rating, Single phasing preventor, dry running preventor and On/Off Push button switches, including the capacitor(the cost of capacitor is to be taken separately).
For 12.5 HP Starter
For 7.5 HP Starter
For 5 HP Starter
Removal of sediments and depositions of sludge, silt,Particles inside the sump at various capacities by engaging required labours and diesel pumpsets and cleaning the side wall and bottom of sump using wire brushes, brooms, collecting , lifting of the deposited slit particles outside the sump, washing side wall and floor slab using bleaching powder including lighting arrangements and safety arrangements inside the sump, hire charges for the buckets, rope etc and supply of bleaching powder for cleaning purposes etc., complete and as directed by TWAD Board officers
2.50 LL capacity Sump
1.00 LL capacity Sump
0.10 LL capacity Sump
2.00 LL capacity Sump
0.60 LL capacity Sump
7.00 LL capacity Sump
Desilting light or sandysoil or silt from infiltration wells below water level including the charges for special T&P and air compressor etc., complete and as directed by TWAD Board officers.
Labour charges for dismantling of 400 KVA Transformer with all accessories by using crane etc. complete as directed by TWAD Board officers
Supply and delivery of HV 11KV Copper Dual Coat Super enameled winding coils for 3 phase to 250 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of LV 433V Copper windings for 3 phase insulation to 250 KVA Transformer as per IS Specifications as rected by TWAD Board Officers
Supply and delivery of 3 phase insulation to 400 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of new transformer oil to 400 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of 11KV HV Bushing with metal parts to 250 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of 433KV LV Bushing copper rod to 200 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of silica gel breather to 200 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of Capillary type thermometer including accessories to 400 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of gasket & oil seals to 250 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of paint to 250 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Charges for hot air chamber treatment for IR value Improvement work 900c for 2 days to 250 KVA Transformer as per IS Specifications as directed by TwAD Board Officers
Charges for transformer tank cleaning and painting work to 200 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Labour Charges for new windings reassembling with new insulation off load tape switch connection load with delta star connection by copper bracing work two coatings varnish apply work to 400 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Charges for attending core winding job to tank accessories fixing as per IS specification including testing work with loading to 250 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Labour charges for Re rection of 400 KVA Transformer and all accessories by using crane etc. complete as directed by TWAD Board officers
Conveyance charges for transformer head works station to work shop site and work shop site to head works station completion of rectification works etc. complete as directed by TWAD Board officers
Labour charges for dismantling of 600 KVA Transformer with all accessories by using crane etc. complete as directed by TWAD Board officers
Supply and delivery of HV 11KV Copper Dual Coat Super enameled winding coils for 3 phase to600 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of LV 433V Copper windings for 3 phase insulation to 250 KVA Transformer as per IS Specifications as rected by TWAD Board Officers
Supply and delivery of 3 phase insulation to 600 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of new transformer oil to 600KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of 11KV HV Bushing with metal parts to 250 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of 433KV LV Bushing copper rod to600 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of silica gel breather to 600 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of Capillary type thermometer including accessories to 400 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of gasket & oil seals to 600 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of paint to 250 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Charges for hot air chamber treatment for IR value Improvement work 900c for 2 days to 600 KVA Transformer as per IS Specifications as directed by TwAD Board Officers
Charges for transformer tank cleaning and painting work to 200 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Labour Charges for new windings reassembling with new insulation off load tape switch connection load with delta star connection by copper bracing work two coatings varnish apply work to 600 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Charges for attending core winding job to tank accessories fixing as per IS specification including testing work with loading to 250 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Labour charges for Re rection of 600 KVA Transformer and all accessories by using crane etc. complete as directed by TWAD Board officers
Conveyance charges for transformer head works station to work shop site and work shop site to head works station completion of rectification works etc. complete as directed by TWAD Board officers
Labour charges for dismantling of 315 KVA Transformer with all accessories by using crane etc. complete as directed by TWAD Board officers
Supply and delivery of HV 11KV Copper Dual Coat Super enameled winding coils for 3 phase to 315KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of LV 433V Copper windings for 3 phase insulation to 315 KVA Transformer as per IS Specifications as rected by TWAD Board Officers
Supply and delivery of 3 phase insulation to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of new transformer oil to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of 11KV HV Bushing with metal parts to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of 433KV LV Bushing copper rod to 200 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of silica gel breather to 200 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of Capillary type thermometer including accessories to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of gasket & oil seals to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of paint to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Charges for hot air chamber treatment for IR value Improvement work 900c for 2 days to 200 KVA Transformer as per IS Specifications as directed by TwAD Board Officers
Charges for transformer tank cleaning and painting work to 315KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Labour Charges for new windings reassembling with new insulation off load tape switch connection load with delta star connection by copper bracing work two coatings varnish apply work to 250 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Charges for attending core winding job to tank accessories fixing as per IS specification including testing work with loading to 315KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Labour charges for Re rection of 315 KVA Transformer and all accessories by using crane etc. complete as directed by TWAD Board officers
Conveyance charges for transformer head works station to work shop site and work shop site to head works station completion of rectification works etc. complete as directed by TWAD Board officers
ROAD RESTORATION
Labour for cutting open road for laying water mains or sewer etc and as directed by TWAD Board officers.
B.T. Roads (or) Maccadam road
Concrete Roads
Supply of Gravel for filling the excavated soil, if existing soil is not suitable for refilling as directed byTWAD Officials
PCC - M30 CONCRETE
Road Restoration - Patch work
Hiring Charges for Heavy duty electrical Concrete breaker machine
Hiring charges for Genset 40 KVA
Hire charges for deploying earth moving machinery (JCB/Poclain) for earthwork including diesel, oil and labour charges etc., complete.
Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of all disinfectents (such as bleaching powder, chlorine cylinder, silver ionization rods as applicable to this CWSS), labour charges and all incidental charges for disinfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points / tail ends, testing of water samples including additional / required / instructed dosage during the period of Flood/ Calamities etc., complete and as directed by TWAD Board officers.
Supply and delivery of Liquid Chlorine cylinder as per IS specification (with chlorine 99.80% moisture, Na203 Hydrogen and carbon dioxide are to be Nil) including loading, freight, unloading, stacking transit insurance and all other incidental charges and as directed by TWAD Board officers.
Supply, delivery of Ferric Alum (Sulphate of alumina - Ferric) Grade - II in loose as per ISI 299/2012 and amended from time to time including freight, loading, unloading, transporation, transit insurance all other incidental charges and as directed by TWAD Board officers.
For the Year 2028-2029 (From 01.04.2028 - 31.03.2029)
Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protector of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure 12.851 MLD, carrying out the O&M as per standard operating procedures, Acts and rules in force and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity etc complete and as directed by TWAD Board officers Totally 4690.615 ML (12.851*365)
Attending Burst in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc complete and as directed by TWAD Board officers
Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for the following sizes of Pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers.
MS Pipes of various sizes
PVC Pipes of various sizes
AC Pipe of various sizes
Supply and Delivery of MS bare pipes of the following dimensions as per Table- 5 of IS 3589/2001 fabricated with Fe410 grade steel conforming to IS 3589:2001 and other allied codes including transportation charges in any where in Tamilnadu etc., complete and as directed by TWAD Board officers
300 mm dia MS pipe
350 mm dia MS pipe
400 mm dia MS pipe
600 mm dia MS pipe
Jointing the M.S. Pipes and specials with welded joints with the required no of run internally and externally including gauging including cost of welding rods LPG & o2Gas and hire charges for welding machine , cutting machine, power generators , crane and other required tools and plants and labour charges for fixing apputenances and other accessories where ever necessary in connection with pipe laying works and completing the work if all respects as per specification and as directed by TWAD Board officers.
300 mm Dia and thick MS Pipe
350 mm Dia and thick MS Pipe
600 mm Dia and thick MS Pipe
Removing the burst P.V.C. Pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipe line with sound pipe including jointing and cost of refilling the pipe line with water for retesting the pipe line etc., complete (excluding cost of sound pipe and jointing materials and earth work) and as directed by the TWAD Board Officers
63 mm PVC 4KSC
75mm PVC 4 KSC
90 mm PVC 4KSC
110mm PVC 4 KSC
140mm PVC 4 KSC
160mm PVC 4 KSC
Supply and delivery of the following sizes of unplastisized PVC Rigid pipes and specials confirming to IS other specifications as amended from time to time with ISI marking as specified in ISI and having the required working pressure and delivery at site of work including loading, unloading, freight, stacking and transportation, insurance charges, etc., complete and as directed by TWAD Board officers.
63 mm PVC 4 KSC
75 mm PVC 4 KSC
90 mm PVC 4 KSC
110 mm PVC 4 KSC
140 mm PVC 4 KSC
160 mm PVC 4 KSC
63 mm PVC 4 KSC
75 mm PVC 4 KSC
90 mm PVC 4 KSC
110 mm PVC 4 KSC
140 mm PVC 4 KSC
160 mm PVC 4 KSC
Attending Leaks in the Pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc., complete and as directed by TWAD Board officers.
Supplying and delivery of the following sizes of HDPE Pipes - PE 100 - PN6 , PN 8 & PN 10 confirming to IS:4984/2016 and other specifications in standard lengths including transportation charges any where in Tamilnadu etc., complete and as directed by TWAD Board officers
140 mm HDPE Pipe PN6
160 mm HDPE Pipe PN6
Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for leak rectification works for the following sizes of Pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers.
HDPE Pipes of various sizes
CI Pipes of various sizes
GI Pipes of various sizes
PSC Pipes of various sizes
AC Pipes of various sizes
MS Pipes of various sizes
Supply and delivery of lead wool as per sample including loading, umloading and transportation charges etc. complete and as directed by TWAD Bd. Officers
600 mm dia PSC Pipe Various Classes
400mm dia PSC Pipe Various Classes
350 mm dia PSC Pipe Various Classes
Supply and delivery of Hardcrete oil as per sample including loading, umloading and transportation charges etc. complete and as directed by TWAD Bd. Officers
600 mm dia PSC Pipe Various Classes
400mm dia PSC Pipe Various Classes
350 mm dia PSC Pipe Various Classes
Supply and delivery of cementincluding loading, umloading and transportation charges etc. complete and as directed by TWAD Bd. Officers
Jointing HDPE Pipes and Specials by butt fusion welding / electro fusion welding joints using fusion equipment as per ISO 21307-2011 and as per IS 7634 (part-2) : 2012 including cost of hire charges for butt fusion equipment power supply arrangements etc., complete as per directed by TWAD Board Officers.
140 mm HDPE Pipe PN6
160 mm HDPE Pipe PN6
Jointing HDPE Pipes and Specials by butt fusion welding / electro fusion welding joints using fusion equipment as per ISO 21307-2011 and as per IS 7634 (part-2) : 2012 including cost of hire charges for butt fusion equipment power supply arrangements etc., complete as per directed by TWAD Board Officers.
140 mm HDPE Pipe PN6
160 mm HDPE Pipe PN6
Supply and delivery of the following sizes of DUCTILE IRON SOCKET/ SPIGOT PIPES FOR CLASS K7/K9 AS PER IS 8329/2000 other specifications including transportation charges any where in Tamilnadu etc., complete and as directed by TWAD Board officers
Supply and Delivery of MJ Collars inclusive of transportation charges anywhere in Tamilnadu etc complete and as directed by TWAD Board officers
Supply and delivery of the following sizes of GI pipes ( Medium class) confirming to the IS and other specifications including transportation charges any where in Tamilnadu etc., complete and as directed by TWAD Board officers
65 mm GI Pipe
80 mm GI Pipe
100 mm GI Pipe
150 mm GI Pipe
Supply and delivery of following sizes of GI Specials conforming to IS specifications at site of work inclusive of transportation charges any where in Tamilnadu etc., complete and as directed by TWAD Board officers.
65 mm GI Coupling
80 mm GI Coupling
100 mm GI Coupling
150 mm GI Coupling
200 mm CI Pipe
250 mm AC Pipe
300 mm AC Pipe
350 mm AC Pipe
400 mm AC Pipe
600 mm CI Pipe
350 mm PSC Pipe
400 mm PSC Pipe
600 mm PSC Pipe
Cutting the following sizes of the GI pipes true to axis and filing smoothly and finishing the ends etc., complete and as directed by TWAD Board officers.
65 mm GI Pipe
80 mm GI Pipe
100 mm GI Pipe
150 mm GI Pipe
Threading the following sizes of the GI pipes true to axis etc., complete and as directed by TWAD Board officers.
65 mm GI Pipe
80 mm GI Pipe
100 mm GI Pipe
150 mm GI Pipe
Dewatering using 5HP diesel engine pumpset including Hire charges, cost of Diesel, Engine oil, pump operator, labour charges, conveyance of pumpset and fuel to site and back, loading, unloading and any other incidental charges etc., complete. And as directed by TWAD Board officers
140 mm HDPE Pipe PN6
160 mm HDPE Pipe PN6
300 mm Dia and thick MS Pipe
350 mm Dia and thick MS Pipe
400 mm Dia and thick MS Pipe
600 mm Dia and thick MS Pipe
Refilling with excavated soil (other than sand)complying with standard specification in layers of 15cm watered well rammed and consolidated after the pipes and specials are laid,jointed and tested etc. and removing and depositing the surplus earth at the places shown by the TWAD Board Officers.
HDPE Pipes of various sizes
MS Pipes of various sizes
PSC Pipes of various sizes
REPAIR AND RENEWAL OF PUMPSETS
Rewinding of Motors in pumping stations iod in the Electrical, Mechanical and Electro-mechanical items to bring back the scheme / components into normal running conditition as per specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.2.6 of General conditions of Contract Part II. etc complete and as directed by the TWAD Board Officers
Rewinding of motor and reconditioning of pump and repair works in 150 HP Turbine Pump Set (6192 LPM X 77 M) including cost of all material, conveyance, labour charges for removing and re-erection etc., complete and as directed by TWAD Board officers.
Rewinding of motor and reconditioning of pump and repair works in 75 HP Centrifugal Pump Set (7167 LPM X 283 M) including cost of all material, conveyance, labour charges for removing and re-erection etc., complete and as directed by TWAD Board officers.
Rewinding of motor and repair works to 40 HP Treatment plant ( 3393 lpm x 39 m ) including cost of all material ,conveyance ,labour charges for removing and re-erection of centrifugal HSC Centrifugal at Neduvilai Treatment plant Pump Room - 1+1 Nos
Repair works to 150 HP Turbine Pump Set ( 6192 LPM X 77 M ) including cost of all material ,conveyance ,labour charges for removing and re-erection of Turbine pumpset at koduvanamthottam Head Works sump - 1 +1 Nos
Repair works to 100 HP Killiyoor booster station(6482lpm x 48m) including cost of all material ,conveyance ,labour charges for removing and HSC centrifugal Pump set at Killiyoor booster station- 2 Nos
Repair works to 40 HP Treatment plant ( 3393 lpm x 39 m ) including cost of all material ,conveyance ,labour charges for removing and re-erection of centrifugal HSC Centrifugal at Neduvilai Treatment plant Pump Room - 1+1 Nos
Repair works to 12.5 HP Open Well Submersible Treatment plant ( 1548LPM X 23 M Head ) including cost of all material ,conveyance ,labour charges for removing and re-erection of Submersible pumpset at Koduvanamthottam Head works sump- 1+1 Nos.
160KVA Transformer repair works at Killiyoor booster station
Attending Repair, rectification and reconditioning of CI Sluice valve CI NRV valve, including all material,, conveyance, labour charges and re erection of valve etc., complete and as directed by TWAD Board Officers.
400 mm CI NRV valve
350 mm CI Sluice valve
350 mm CI NRV valve
250 mm CI NRV valve
250 mm CI Sluice value
150 mm CI Sluice value
150 mm CI NRV value
Supply, delivery and fixing of following size of Gate valves in OHT's including all material,, conveyance, labour charges and re erection of valve etc., complete and as directed by TWAD Board Officers.
50 mm gate valve
80 mm gate valve
150 mm gate valve
Attending cable fault by replacing the cable
Supply, delivery of 1.1 KV Grade Armoured aluminium Conductor cross Linked Poly ethylene insulated PVC sheathed cables confirmaing to IS etc., complete and as directed by TWAD board Officers. for following Wells submersible motor to main panel board.
3core 35 Sq. mm
3core 10 Sq. mm
3core 185 Sq. mm
3core 35 Sq. mm
3core 10 Sq. mm
3core 185 Sq. mm
3core 35 Sq. mm
3core 10 Sq. mm
3core 185 Sq. mm
Supply and delivery of following Range AMPS 3 Pole MCCB Switch (Moulted case circuit breakers) to control EB supply from E.B Pole to Main Panel Board
63 Amps 3 Pole MCCB Switch
100 Amps 3 Pole MCCB Switch
200 Amps 3 Pole MCCB Switch
250 Amps 3 Pole MCCB Switch
400 Amps 3 pole MCCB switch
Supply and delivery of Power capacitor for power factor improvement with oil filled with discharge resistance 3 phase 415/440V 50 HZ conforming to ISS:2834 with ISI marking
5 KVAR Power capacitor
10 KVAR Power capacitor
20 KVAR Power capacitor
Electro magnetic Contactors
Supply and delivery of direct online starter confirming to IS13947 and IEC60947-1 suitable KW rating for operation in AC/ three Phase/50HZ(+/- 5%) and 415V (+/- 10%) including Ammeter, Overload relay, under Voltage release with no Volt coil, Air Break contactors suitable for next Standard higher KW rating, Single phasing preventor, dry running preventor and On/Off Push button switches, including the capacitor(the cost of capacitor is to be taken separately).
For 12.5 HP Starter
For 7.5 HP Starter
For 5 HP Starter
Removal of sediments and depositions of sludge, silt,Particles inside the sump at various capacities by engaging required labours and diesel pumpsets and cleaning the side wall and bottom of sump using wire brushes, brooms, collecting , lifting of the deposited slit particles outside the sump, washing side wall and floor slab using bleaching powder including lighting arrangements and safety arrangements inside the sump, hire charges for the buckets, rope etc and supply of bleaching powder for cleaning purposes etc., complete and as directed by TWAD Board officers
2.50 LL capacity Sump
1.00 LL capacity Sump
0.10 LL capacity Sump
2.00 LL capacity Sump
0.60 LL capacity Sump
7.00 LL capacity Sump
Desilting light or sandysoil or silt from infiltration wells below water level including the charges for special T&P and air compressor etc., complete and as directed by TWAD Board officers.
Labour charges for dismantling of 400 KVA Transformer with all accessories by using crane etc. complete as directed by TWAD Board officers
Supply and delivery of HV 11KV Copper Dual Coat Super enameled winding coils for 3 phase to 250 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of LV 433V Copper windings for 3 phase insulation to 250 KVA Transformer as per IS Specifications as rected by TWAD Board Officers
Supply and delivery of 3 phase insulation to 400 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of new transformer oil to 400 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of 11KV HV Bushing with metal parts to 250 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of 433KV LV Bushing copper rod to 200 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of silica gel breather to 200 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of Capillary type thermometer including accessories to 400 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of gasket & oil seals to 250 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of paint to 250 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Charges for hot air chamber treatment for IR value Improvement work 900c for 2 days to 250 KVA Transformer as per IS Specifications as directed by TwAD Board Officers
Charges for transformer tank cleaning and painting work to 200 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Labour Charges for new windings reassembling with new insulation off load tape switch connection load with delta star connection by copper bracing work two coatings varnish apply work to 400 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Charges for attending core winding job to tank accessories fixing as per IS specification including testing work with loading to 250 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Labour charges for Re rection of 400 KVA Transformer and all accessories by using crane etc. complete as directed by TWAD Board officers
Conveyance charges for transformer head works station to work shop site and work shop site to head works station completion of rectification works etc. complete as directed by TWAD Board officers
Labour charges for dismantling of 600 KVA Transformer with all accessories by using crane etc. complete as directed by TWAD Board officers
Supply and delivery of HV 11KV Copper Dual Coat Super enameled winding coils for 3 phase to600 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of LV 433V Copper windings for 3 phase insulation to 250 KVA Transformer as per IS Specifications as rected by TWAD Board Officers
Supply and delivery of 3 phase insulation to 600 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of new transformer oil to 600KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of 11KV HV Bushing with metal parts to 250 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of 433KV LV Bushing copper rod to600 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of silica gel breather to 600 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of Capillary type thermometer including accessories to 400 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of gasket & oil seals to 600 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of paint to 250 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Charges for hot air chamber treatment for IR value Improvement work 900c for 2 days to 600 KVA Transformer as per IS Specifications as directed by TwAD Board Officers
Charges for transformer tank cleaning and painting work to 200 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Labour Charges for new windings reassembling with new insulation off load tape switch connection load with delta star connection by copper bracing work two coatings varnish apply work to 600 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Charges for attending core winding job to tank accessories fixing as per IS specification including testing work with loading to 250 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Labour charges for Re rection of 600 KVA Transformer and all accessories by using crane etc. complete as directed by TWAD Board officers
Conveyance charges for transformer head works station to work shop site and work shop site to head works station completion of rectification works etc. complete as directed by TWAD Board officers
Labour charges for dismantling of 315 KVA Transformer with all accessories by using crane etc. complete as directed by TWAD Board officers
Supply and delivery of HV 11KV Copper Dual Coat Super enameled winding coils for 3 phase to 315KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of LV 433V Copper windings for 3 phase insulation to 315 KVA Transformer as per IS Specifications as rected by TWAD Board Officers
Supply and delivery of 3 phase insulation to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of new transformer oil to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of 11KV HV Bushing with metal parts to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of 433KV LV Bushing copper rod to 200 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of silica gel breather to 200 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of Capillary type thermometer including accessories to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of gasket & oil seals to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of paint to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Charges for hot air chamber treatment for IR value Improvement work 900c for 2 days to 200 KVA Transformer as per IS Specifications as directed by TwAD Board Officers
Charges for transformer tank cleaning and painting work to 315KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Labour Charges for new windings reassembling with new insulation off load tape switch connection load with delta star connection by copper bracing work two coatings varnish apply work to 250 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Charges for attending core winding job to tank accessories fixing as per IS specification including testing work with loading to 315KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Labour charges for Re rection of 315 KVA Transformer and all accessories by using crane etc. complete as directed by TWAD Board officers
Conveyance charges for transformer head works station to work shop site and work shop site to head works station completion of rectification works etc. complete as directed by TWAD Board officers
ROAD RESTORATION
Labour for cutting open road for laying water mains or sewer etc and as directed by TWAD Board officers.
B.T. Roads (or) Maccadam road
Concrete Roads
Supply of Gravel for filling the excavated soil, if existing soil is not suitable for refilling as directed byTWAD Officials
PCC - M30 CONCRETE
Road Restoration - Patch work
Hiring Charges for Heavy duty electrical Concrete breaker machine
Hiring charges for Genset 40 KVA
Hire charges for deploying earth moving machinery (JCB/Poclain) for earthwork including diesel, oil and labour charges etc., complete.
Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of all disinfectents (such as bleaching powder, chlorine cylinder, silver ionization rods as applicable to this CWSS), labour charges and all incidental charges for disinfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points / tail ends, testing of water samples including additional / required / instructed dosage during the period of Flood/ Calamities etc., complete and as directed by TWAD Board officers.
Supply and delivery of Liquid Chlorine cylinder as per IS specification (with chlorine 99.80% moisture, Na203 Hydrogen and carbon dioxide are to be Nil) including loading, freight, unloading, stacking transit insurance and all other incidental charges and as directed by TWAD Board officers.
Supply, delivery of Ferric Alum (Sulphate of alumina - Ferric) Grade - II in loose as per ISI 299/2012 and amended from time to time including freight, loading, unloading, transporation, transit insurance all other incidental charges and as directed by TWAD Board officers.
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NUMBER #
For the Year 2026-2027 (From 01.04.2026 - 31.03.2027)
Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protector of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure 10.36 MLD, carrying out the O&M as per standard operating procedures, Acts and rules in force and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity etc complete and as directed by TWAD Board officers Totally 3781.4 ML (10.36*365)
Attending Burst in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc complete and as directed by TWAD Board officers
Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for leak rectification works for the following sizes of Pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers.
PSC Pipes of various sizes
PVC Pipes of various sizes
AC Pipes of various sizes
Supply and Delivery of MS bare pipes of the following dimensions as per Table- 5 of IS 3589/2001 fabricated with Fe410 grade steel conforming to IS 3589:2001 and other allied codes including transportation charges in any where in Tamilnadu etc., complete and as directed by TWAD Board officers
200 mm dia MS pipe
350 mm dia MS pipe
600 mm dia MS pipe
Supply and delivery of the following sizes of unplastisized PVC Rigid pipes and specials confirming to IS other specifications as amended from time to time with ISI marking as specified in ISI and having the required working pressure and delivery at site of work including loading, unloading, freight, stacking and transportation, insurance charges, etc., complete and as directed by TWAD Board officers.
63 mm PVC 4 KSC
75 mm PVC 4 KSC
90 mm PVC 4 KSC
110 mm PVC 4 KSC
140 mm PVC 4 KSC
160 mm PVC 4 KSC
PVC COUPLER FABRICATED
63 mm PVC 4 KSC
75 mm PVC 4 KSC
90 mm PVC 4 KSC
110 mm PVC 4 KSC
140 mm PVC 4 KSC
160 mm PVC 4 KSC
Supply and delivery of the following sizes of AC PIPES of confirming to the IS 8329/2000 and other specifications at site of work including loading, unloading, fright, stacking, transit and insurance, etc. complete and as directed by TWAD Board officers.
250 mm dia DI k7
200 mm dia DI K7
Attending Leaks in the Pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc., complete and as directed by TWAD Board officers.
Supplying and delivery of the following sizes of HDPE Pipes - PE 100 - PN6 , PN 8 & PN 10 confirming to IS:4984/2016 and other specifications in standard lengths including transportation charges any where in Tamilnadu etc., complete and as directed by TWAD Board officers
200 mm HDPE Pipe PN6
160 mm HDPE Pipe PN6
Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for leak rectification works for the following sizes of Pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers.
HDPE Pipes of various sizes
GI Pipes of various sizes
AC Pipes of various sizes
MS Pipes of various sizes
Jointing HDPE Pipes and Specials by butt fusion welding / electro fusion welding joints using fusion equipment as per ISO 21307-2011 and as per IS 7634 (part-2) : 2012 including cost of hire charges for butt fusion equipment power supply arrangements etc., complete as per directed by TWAD Board Officers.
200 mm HDPE Pipe PN6
160 mm HDPE Pipe PN6
200 mm HDPE Pipe PN6
200 mm Dia and thick MS Pipe
350 mm Dia and thick MS Pipe
600 mm Dia and thick MS Pipe
Supply and Delivery of MJ Collars inclusive of transportation charges anywhere in Tamilnadu etc complete and as directed by TWAD Board officers
Supply and delivery of the following sizes of GI pipes ( Medium class) confirming to the IS and other specifications including transportation charges any where in Tamilnadu etc., complete and as directed by TWAD Board officers
50 mm GI Pipe
100 mm GI Pipe
Supply and delivery of following sizes of GI Specials conforming to IS specifications at site of work inclusive of transportation charges any where in Tamilnadu etc., complete and as directed by TWAD Board officers.
50 mm GI Coupling
100 mm GI Coupling
Removing the burst C.I /A.C/PSC./PVC Pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipe line with sound pipe including jointing and cost of refilling the pipe line with water for retesting the pipe line etc complete (excluding cost of sound pipe and jointing materials and earth work) and as directed by the TWAD Board Officers
200 mm AC Pipe
250 mm AC Pipe
350 mm PSC Pipe
63mm PVC 4KSC
75mm PVC 4KSC
90mm PVC 4 KSC
110mm PVC 4KSC
140mm PVC 4KSC
160mm PVC 4KSC
Cutting the following sizes of the GI pipes true to axis and filing smoothly and finishing the ends etc., complete and as directed by TWAD Board officers.
50 mm GI Pipe
100 mm GI Pipe
Threading the following sizes of the GI pipes true to axis etc., complete and as directed by TWAD Board officers.
50 mm GI Pipe
100 mm GI Pipe
Dewatering using 5HP diesel engine pumpset including Hire charges, cost of Diesel, Engine oil, pump operator, labour charges, conveyance of pumpset and fuel to site and back, loading, unloading and any other incidental charges etc., complete. And as directed by TWAD Board officers
200 mm HDPE Pipe PN6
160 mm HDPE Pipe PN6
200 mm Dia and thick MS Pipe
350 mm Dia and thick MS Pipe
600 mm Dia and thick MS Pipe
Refilling with excavated soil (other than sand)complying with standard specification in layers of 15cm watered well rammed and consolidated after the pipes and specials are laid,jointed and tested etc. and removing and depositing the surplus earth at the places shown by the TWAD Board Officers.
HDPE Pipes of various sizes
MS Pipes of various sizes
REPAIR AND RENEWAL OF PUMPSETS
Rewinding of Motors in pumping stations iod in the Electrical, Mechanical and Electro-mechanical items to bring back the scheme / components into normal running conditition as per specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.2.6 of General conditions of Contract Part II. etc complete and as directed by the TWAD Board Officers
Rewinding of motor and reconditioning of pump and repair works in Submersible Pump Set including cost of all material, conveyance, labour charges for removing and re-erection etc., complete and as directed by TWAD Board officers.
For 15 H.P.
Rewinding of motor and reconditioning of pump and repair works in HSC Motors including cost of all material, conveyance, labour charges for removing and re-erection etc., complete and as directed by TWAD Board officers.
For 50 H.P.
For 75 H.P.
For 30 H.P.
For 25 H.P.
For40 H.P.
Repairand reconditioning works iv various capacity centrifugal HSC Pumpsets including coast of all materials (excluding bronze impeller ), conveyance,labour charges for removing and re erection of Centrifugal HSC Pumpsets etc, complete and as directed by TWAD Board officers.
For 50 H.P.
For 75 H.P.
For 40 H.P.
For 25 H.P.
For 15 H.P.
Rewinding of motor and and reconditioning of pump repair works works iv various capacity Open well submersible pumpsets including coast of all materials conveyance,labour charges for removing and re erection of submersible Pumpsets etc, complete and as directed by TWAD Board officers.
For 12.5 H.P.
For 10 H.P.
For 3 H.P.
For 1.5 H.P.
For 2 H.P.
For 3 H.P.
For 7.5H.P.
Attending Repair, rectification and reconditioning of CI Sluice valve CI NRV valve, including all material,, conveyance, labour charges and re erection of valve etc., complete and as directed by TWAD Board Officers.
300 mm CI Sluice valve
300 mm CI NRV valve
250 mm CI NRV valve
250 mm CI Sluice value
200 mm CI NRV valve
200 mm CI Sluice value
150 mm CI Sluice value
150 mm CI NRV value
Supply, delivery and fixing of following size of Gate valves in OHT's etc., complete and as directed by TWAD Board Officers.
50 mm gate valve
80 mm gate valve
100 mm gate valve
Attending cable fault by replacing the cable
Supply, delivery of 1.1 KV Grade Armoured aluminium Conductor cross Linked Poly ethylene insulated PVC sheathed cables confirmaing to IS etc., complete and as directed by TWAD board Officers. for following Wells submersible motor to main panel board.
3core 35 Sq. mm
3core 70 Sq. mm
3core 120 Sq. mm
3.50core 185 Sq. mm
3core 240 Sq. mm
Laying of 1.1 KV Grade PVC insulated steel Armoured aluminium cable as per I.E. rules to be laid in between Well Submersible motor and main panel board.
3core 35 Sq. mm
3core 70 Sq. mm
3core 120 Sq. mm
3.50core 185 Sq. mm
3core 240 Sq. mm
Jonting the 1.1KV grade PVC Insulated Steel armoured aluminum cable as per I E Rules including Jointing materials, Labour etc complete directed by the TWAD Board officers
3core 35 Sq. mm
3core 70 Sq. mm
3core 120 Sq. mm
3.50core 185 Sq. mm
3core 240 Sq. mm
Supply and delivery of following Range AMPS 3 Pole MCCB Switch (Moulted case circuit breakers) to control EB supply from E.B Pole to Main Panel Board
100 Amps 3 Pole MCCB Switch
160 Amps 3 Pole MCCB Switch
250 Amps 3 Pole MCCB Switch
400 Amps 3 pole MCCB switch
Electro magnetic Contactors
Supply and delivery of direct online starter confirming to IS13947 and IEC60947-1 suitable KW rating for operation in AC/ three Phase/50HZ(+/- 5%) and 415V (+/- 10%) including Ammeter, Overload relay, under Voltage release with no Volt coil, Air Break contactors suitable for next Standard higher KW rating, Single phasing preventor, dry running preventor and On/Off Push button switches, including the capacitor(the cost of capacitor is to be taken separately).
For 2 HP Starter
For 7.5 HP Starter
For 10 HP Starter
For 15 HP Starter
For 25 HP Starter
Removal of sediments and depositions of sludge, silt,Particles inside the sump at various capacities by engaging required labours and diesel pumpsets and cleaning the side wall and bottom of sump using wire brushes, brooms, collecting , lifting of the deposited slit particles outside the sump, washing side wall and floor slab using bleaching powder including lighting arrangements and safety arrangements inside the sump, hire charges for the buckets, rope etc and supply of bleaching powder for cleaning purposes etc., complete and as directed by TWAD Board officers
1.00 LL capacity Sump
0.30 LL capacity Sump
0.60 LL capacity Sump
7.00 LL capacity Sump
Desilting light or sandysoil or silt from infiltration wells below water level including the charges for special T&P and air compressor etc., complete and as directed by TWAD Board officers.
TRANSFORMER
Labour charges for dismantling of 315 KVA Transformer with all accessories by using crane etc. complete as directed by TWAD Board officers
Supply and delivery of HV 11KV Copper Dual Coat Super enameled winding coils for 3 phase to 315KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of LV 433V Copper windings for 3 phase insulation to 315 KVA Transformer as per IS Specifications as rected by TWAD Board Officers
Supply and delivery of 3 phase insulation to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of new transformer oil to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of 11KV HV Bushing with metal parts to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of 433KV LV Bushing copper rod to 200 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of silica gel breather to 200 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of Capillary type thermometer including accessories to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of gasket & oil seals to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of paint to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Charges for hot air chamber treatment for IR value Improvement work 900c for 2 days to 200 KVA Transformer as per IS Specifications as directed by TwAD Board Officers
Charges for transformer tank cleaning and painting work to 315KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Labour Charges for new windings reassembling with new insulation off load tape switch connection load with delta star connection by copper bracing work two coatings varnish apply work to 250 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Charges for attending core winding job to tank accessories fixing as per IS specification including testing work with loading to 315KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Labour charges for Re rection of 315 KVA Transformer and all accessories by using crane etc. complete as directed by TWAD Board officers
Conveyance charges for transformer head works station to work shop site and work shop site to head works station completion of rectification works etc. complete as directed by TWAD Board officers
ROAD RESTORATION
Labour for cutting open road for laying water mains or sewer etc and as directed by TWAD Board officers.
B.T. Roads (or) Maccadam road
Concrete Roads
GRAVEL FILLING
Supply of Gravel for filling the excavated soil, if existing soil is not suitable for refilling as directed byTWAD Officials
PCC - M30 CONCRETE
Plain Cement Concrete 1:1.5:3 (one cement, one and half fine aggregates and three coarse aggregates) using 20mm size ISS HBG metal including cost and conveyance of all materials to site and including for the mixing, laying and labour charges etc., complete as per standard specification
Road Restoration - Patch work
Demolishing Rocks / Obstacles
Hiring Charges for Heavy duty electrical Concrete breaker machine
Hiring charges for Genset 40 KVA
Carting Away of Debris
Hire charges for deploying earth moving machinery (JCB/Poclain) for earthwork including diesel, oil and labour charges etc., complete.
COST OF CHEMICALS
Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of all disinfectents (such as bleaching powder, chlorine cylinder, silver ionization rods as applicable to this CWSS), labour charges and all incidental charges for disinfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points / tail ends, testing of water samples including additional / required / instructed dosage during the period of Flood/ Calamities etc., complete and as directed by TWAD Board officers.
Supply and delivery of Liquid Chlorine cylinder as per IS specification (with chlorine 99.80% moisture, Na203 Hydrogen and carbon dioxide are to be Nil) including loading, freight, unloading, stacking transit insurance and all other incidental charges and as directed by TWAD Board officers.
Supply, delivery of Ferric Alum (Sulphate of alumina - Ferric) Grade - II in loose as per ISI 299/2012 and amended from time to time including freight, loading, unloading, transporation, transit insurance all other incidental charges and as directed by TWAD Board officers.
For the Year 2027-2028 (From 01.04.2027 - 31.03.2028)
Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protector of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure 10.46 MLD, carrying out the O&M as per standard operating procedures, Acts and rules in force and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity etc complete and as directed by TWAD Board officers Totally 3828.360 ML (10.46*366)
Attending Burst in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc complete and as directed by TWAD Board officers
Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for leak rectification works for the following sizes of Pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers.
PSC Pipes of various sizes
PVC Pipes of various sizes
AC Pipes of various sizes
Supply and Delivery of MS bare pipes of the following dimensions as per Table- 5 of IS 3589/2001 fabricated with Fe410 grade steel conforming to IS 3589:2001 and other allied codes including transportation charges in any where in Tamilnadu etc., complete and as directed by TWAD Board officers
200 mm dia MS pipe
350 mm dia MS pipe
600 mm dia MS pipe
Supply and delivery of the following sizes of unplastisized PVC Rigid pipes and specials confirming to IS other specifications as amended from time to time with ISI marking as specified in ISI and having the required working pressure and delivery at site of work including loading, unloading, freight, stacking and transportation, insurance charges, etc., complete and as directed by TWAD Board officers.
63 mm PVC 4 KSC
75 mm PVC 4 KSC
90 mm PVC 4 KSC
110 mm PVC 4 KSC
140 mm PVC 4 KSC
160 mm PVC 4 KSC
PVC COUPLER FABRICATED
63 mm PVC 4 KSC
75 mm PVC 4 KSC
90 mm PVC 4 KSC
110 mm PVC 4 KSC
140 mm PVC 4 KSC
160 mm PVC 4 KSC
Supply and delivery of the following sizes of AC PIPES of confirming to the IS 8329/2000 and other specifications at site of work including loading, unloading, fright, stacking, transit and insurance, etc. complete and as directed by TWAD Board officers.
250 mm dia DI k7
200 mm dia DI K7
Attending Leaks in the Pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc., complete and as directed by TWAD Board officers.
Supplying and delivery of the following sizes of HDPE Pipes - PE 100 - PN6 , PN 8 & PN 10 confirming to IS:4984/2016 and other specifications in standard lengths including transportation charges any where in Tamilnadu etc., complete and as directed by TWAD Board officers
200 mm HDPE Pipe PN6
160 mm HDPE Pipe PN6
Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for leak rectification works for the following sizes of Pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers.
HDPE Pipes of various sizes
GI Pipes of various sizes
AC Pipes of various sizes
MS Pipes of various sizes
Jointing HDPE Pipes and Specials by butt fusion welding / electro fusion welding joints using fusion equipment as per ISO 21307-2011 and as per IS 7634 (part-2) : 2012 including cost of hire charges for butt fusion equipment power supply arrangements etc., complete as per directed by TWAD Board Officers.
200 mm HDPE Pipe PN6
160 mm HDPE Pipe PN6
200 mm HDPE Pipe PN6
200 mm Dia and thick MS Pipe
350 mm Dia and thick MS Pipe
600 mm Dia and thick MS Pipe
Supply and Delivery of MJ Collars inclusive of transportation charges anywhere in Tamilnadu etc complete and as directed by TWAD Board officers
Supply and delivery of the following sizes of GI pipes ( Medium class) confirming to the IS and other specifications including transportation charges any where in Tamilnadu etc., complete and as directed by TWAD Board officers
50 mm GI Pipe
100 mm GI Pipe
Supply and delivery of following sizes of GI Specials conforming to IS specifications at site of work inclusive of transportation charges any where in Tamilnadu etc., complete and as directed by TWAD Board officers.
50 mm GI Coupling
100 mm GI Coupling
Removing the burst C.I /A.C/PSC./PVC Pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipe line with sound pipe including jointing and cost of refilling the pipe line with water for retesting the pipe line etc complete (excluding cost of sound pipe and jointing materials and earth work) and as directed by the TWAD Board Officers
200 mm AC Pipe
250 mm AC Pipe
350 mm PSC Pipe
63mm PVC 4KSC
75mm PVC 4KSC
90mm PVC 4 KSC
110mm PVC 4KSC
140mm PVC 4KSC
160mm PVC 4KSC
Cutting the following sizes of the GI pipes true to axis and filing smoothly and finishing the ends etc., complete and as directed by TWAD Board officers.
50 mm GI Pipe
100 mm GI Pipe
Threading the following sizes of the GI pipes true to axis etc., complete and as directed by TWAD Board officers.
50 mm GI Pipe
100 mm GI Pipe
Dewatering using 5HP diesel engine pumpset including Hire charges, cost of Diesel, Engine oil, pump operator, labour charges, conveyance of pumpset and fuel to site and back, loading, unloading and any other incidental charges etc., complete. And as directed by TWAD Board officers
200 mm HDPE Pipe PN6
160 mm HDPE Pipe PN6
200 mm Dia and thick MS Pipe
350 mm Dia and thick MS Pipe
600 mm Dia and thick MS Pipe
Refilling with excavated soil (other than sand)complying with standard specification in layers of 15cm watered well rammed and consolidated after the pipes and specials are laid,jointed and tested etc. and removing and depositing the surplus earth at the places shown by the TWAD Board Officers.
HDPE Pipes of various sizes
MS Pipes of various sizes
REPAIR AND RENEWAL OF PUMPSETS
Rewinding of Motors in pumping stations iod in the Electrical, Mechanical and Electro-mechanical items to bring back the scheme / components into normal running conditition as per specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.2.6 of General conditions of Contract Part II. etc complete and as directed by the TWAD Board Officers
Rewinding of motor and reconditioning of pump and repair works in Submersible Pump Set including cost of all material, conveyance, labour charges for removing and re-erection etc., complete and as directed by TWAD Board officers.
For 15 H.P.
Rewinding of motor and reconditioning of pump and repair works in HSC Motors including cost of all material, conveyance, labour charges for removing and re-erection etc., complete and as directed by TWAD Board officers.
For 50 H.P.
For 75 H.P.
For 30 H.P.
For 25 H.P.
For40 H.P.
Repairand reconditioning works iv various capacity centrifugal HSC Pumpsets including coast of all materials (excluding bronze impeller ), conveyance,labour charges for removing and re erection of Centrifugal HSC Pumpsets etc, complete and as directed by TWAD Board officers.
For 50 H.P.
For 75 H.P.
For 40 H.P.
For 25 H.P.
For 15 H.P.
Rewinding of motor and and reconditioning of pump repair works works iv various capacity Open well submersible pumpsets including coast of all materials conveyance,labour charges for removing and re erection of submersible Pumpsets etc, complete and as directed by TWAD Board officers.
For 12.5 H.P.
For 10 H.P.
For 3 H.P.
For 1.5 H.P.
For 2 H.P.
For 3 H.P.
For 7.5H.P.
Attending Repair, rectification and reconditioning of CI Sluice valve CI NRV valve, including all material,, conveyance, labour charges and re erection of valve etc., complete and as directed by TWAD Board Officers.
300 mm CI Sluice valve
300 mm CI NRV valve
250 mm CI NRV valve
250 mm CI Sluice value
200 mm CI NRV valve
200 mm CI Sluice value
150 mm CI Sluice value
150 mm CI NRV value
Supply, delivery and fixing of following size of Gate valves in OHT's etc., complete and as directed by TWAD Board Officers.
50 mm gate valve
80 mm gate valve
100 mm gate valve
Attending cable fault by replacing the cable
Supply, delivery of 1.1 KV Grade Armoured aluminium Conductor cross Linked Poly ethylene insulated PVC sheathed cables confirmaing to IS etc., complete and as directed by TWAD board Officers. for following Wells submersible motor to main panel board.
3core 35 Sq. mm
3core 70 Sq. mm
3core 120 Sq. mm
3.50core 185 Sq. mm
3core 240 Sq. mm
Laying of 1.1 KV Grade PVC insulated steel Armoured aluminium cable as per I.E. rules to be laid in between Well Submersible motor and main panel board.
3core 35 Sq. mm
3core 70 Sq. mm
3core 120 Sq. mm
3.50core 185 Sq. mm
3core 240 Sq. mm
Jonting the 1.1KV grade PVC Insulated Steel armoured aluminum cable as per I E Rules including Jointing materials, Labour etc complete directed by the TWAD Board officers
3core 35 Sq. mm
3core 70 Sq. mm
3core 120 Sq. mm
3.50core 185 Sq. mm
3core 240 Sq. mm
Supply and delivery of following Range AMPS 3 Pole MCCB Switch (Moulted case circuit breakers) to control EB supply from E.B Pole to Main Panel Board
100 Amps 3 Pole MCCB Switch
160 Amps 3 Pole MCCB Switch
250 Amps 3 Pole MCCB Switch
400 Amps 3 pole MCCB switch
Electro magnetic Contactors
Supply and delivery of direct online starter confirming to IS13947 and IEC60947-1 suitable KW rating for operation in AC/ three Phase/50HZ(+/- 5%) and 415V (+/- 10%) including Ammeter, Overload relay, under Voltage release with no Volt coil, Air Break contactors suitable for next Standard higher KW rating, Single phasing preventor, dry running preventor and On/Off Push button switches, including the capacitor(the cost of capacitor is to be taken separately).
For 2 HP Starter
For 7.5 HP Starter
For 10 HP Starter
For 15 HP Starter
For 25 HP Starter
Removal of sediments and depositions of sludge, silt,Particles inside the sump at various capacities by engaging required labours and diesel pumpsets and cleaning the side wall and bottom of sump using wire brushes, brooms, collecting , lifting of the deposited slit particles outside the sump, washing side wall and floor slab using bleaching powder including lighting arrangements and safety arrangements inside the sump, hire charges for the buckets, rope etc and supply of bleaching powder for cleaning purposes etc., complete and as directed by TWAD Board officers
1.00 LL capacity Sump
0.30 LL capacity Sump
0.60 LL capacity Sump
7.00 LL capacity Sump
Desilting light or sandysoil or silt from infiltration wells below water level including the charges for special T&P and air compressor etc., complete and as directed by TWAD Board officers.
TRANSFORMER
Labour charges for dismantling of 315 KVA Transformer with all accessories by using crane etc. complete as directed by TWAD Board officers
Supply and delivery of HV 11KV Copper Dual Coat Super enameled winding coils for 3 phase to 315KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of LV 433V Copper windings for 3 phase insulation to 315 KVA Transformer as per IS Specifications as rected by TWAD Board Officers
Supply and delivery of 3 phase insulation to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of new transformer oil to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of 11KV HV Bushing with metal parts to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of 433KV LV Bushing copper rod to 200 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of silica gel breather to 200 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of Capillary type thermometer including accessories to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of gasket & oil seals to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of paint to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Charges for hot air chamber treatment for IR value Improvement work 900c for 2 days to 200 KVA Transformer as per IS Specifications as directed by TwAD Board Officers
Charges for transformer tank cleaning and painting work to 315KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Labour Charges for new windings reassembling with new insulation off load tape switch connection load with delta star connection by copper bracing work two coatings varnish apply work to 250 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Charges for attending core winding job to tank accessories fixing as per IS specification including testing work with loading to 315KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Labour charges for Re rection of 315 KVA Transformer and all accessories by using crane etc. complete as directed by TWAD Board officers
Conveyance charges for transformer head works station to work shop site and work shop site to head works station completion of rectification works etc. complete as directed by TWAD Board officers
ROAD RESTORATION
Labour for cutting open road for laying water mains or sewer etc and as directed by TWAD Board officers.
B.T. Roads (or) Maccadam road
Concrete Roads
GRAVEL FILLING
Supply of Gravel for filling the excavated soil, if existing soil is not suitable for refilling as directed byTWAD Officials
PCC - M30 CONCRETE
Plain Cement Concrete 1:1.5:3 (one cement, one and half fine aggregates and three coarse aggregates) using 20mm size ISS HBG metal including cost and conveyance of all materials to site and including for the mixing, laying and labour charges etc., complete as per standard specification
Road Restoration - Patch work
Demolishing Rocks / Obstacles
Hiring Charges for Heavy duty electrical Concrete breaker machine
Hiring charges for Genset 40 KVA
Carting Away of Debris
Hire charges for deploying earth moving machinery (JCB/Poclain) for earthwork including diesel, oil and labour charges etc., complete.
COST OF CHEMICALS
Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of all disinfectents (such as bleaching powder, chlorine cylinder, silver ionization rods as applicable to this CWSS), labour charges and all incidental charges for disinfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points / tail ends, testing of water samples including additional / required / instructed dosage during the period of Flood/ Calamities etc., complete and as directed by TWAD Board officers.
Supply and delivery of Liquid Chlorine cylinder as per IS specification (with chlorine 99.80% moisture, Na203 Hydrogen and carbon dioxide are to be Nil) including loading, freight, unloading, stacking transit insurance and all other incidental charges and as directed by TWAD Board officers.
Supply, delivery of Ferric Alum (Sulphate of alumina - Ferric) Grade - II in loose as per ISI 299/2012 and amended from time to time including freight, loading, unloading, transporation, transit insurance all other incidental charges and as directed by TWAD Board officers.
For the Year 2028-2029 (From 01.04.2028 - 31.03.2029)
Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protector of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure 10.55 MLD, carrying out the O&M as per standard operating procedures, Acts and rules in force and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity etc complete and as directed by TWAD Board officers Totally 3850.75 ML (10.55*365)
Attending Burst in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc complete and as directed by TWAD Board officers
Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for leak rectification works for the following sizes of Pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers.
PSC Pipes of various sizes
PVC Pipes of various sizes
AC Pipes of various sizes
Supply and Delivery of MS bare pipes of the following dimensions as per Table- 5 of IS 3589/2001 fabricated with Fe410 grade steel conforming to IS 3589:2001 and other allied codes including transportation charges in any where in Tamilnadu etc., complete and as directed by TWAD Board officers
200 mm dia MS pipe
350 mm dia MS pipe
600 mm dia MS pipe
Supply and delivery of the following sizes of unplastisized PVC Rigid pipes and specials confirming to IS other specifications as amended from time to time with ISI marking as specified in ISI and having the required working pressure and delivery at site of work including loading, unloading, freight, stacking and transportation, insurance charges, etc., complete and as directed by TWAD Board officers.
63 mm PVC 4 KSC
75 mm PVC 4 KSC
90 mm PVC 4 KSC
110 mm PVC 4 KSC
140 mm PVC 4 KSC
160 mm PVC 4 KSC
PVC COUPLER FABRICATED
63 mm PVC 4 KSC
75 mm PVC 4 KSC
90 mm PVC 4 KSC
110 mm PVC 4 KSC
140 mm PVC 4 KSC
160 mm PVC 4 KSC
Supply and delivery of the following sizes of AC PIPES of confirming to the IS 8329/2000 and other specifications at site of work including loading, unloading, fright, stacking, transit and insurance, etc. complete and as directed by TWAD Board officers.
250 mm dia DI k7
200 mm dia DI K7
Attending Leaks in the Pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc., complete and as directed by TWAD Board officers.
Supplying and delivery of the following sizes of HDPE Pipes - PE 100 - PN6 , PN 8 & PN 10 confirming to IS:4984/2016 and other specifications in standard lengths including transportation charges any where in Tamilnadu etc., complete and as directed by TWAD Board officers
200 mm HDPE Pipe PN6
160 mm HDPE Pipe PN6
Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for leak rectification works for the following sizes of Pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers.
HDPE Pipes of various sizes
GI Pipes of various sizes
AC Pipes of various sizes
MS Pipes of various sizes
Jointing HDPE Pipes and Specials by butt fusion welding / electro fusion welding joints using fusion equipment as per ISO 21307-2011 and as per IS 7634 (part-2) : 2012 including cost of hire charges for butt fusion equipment power supply arrangements etc., complete as per directed by TWAD Board Officers.
200 mm HDPE Pipe PN6
160 mm HDPE Pipe PN6
200 mm HDPE Pipe PN6
200 mm Dia and thick MS Pipe
350 mm Dia and thick MS Pipe
600 mm Dia and thick MS Pipe
Supply and Delivery of MJ Collars inclusive of transportation charges anywhere in Tamilnadu etc complete and as directed by TWAD Board officers
Supply and delivery of the following sizes of GI pipes ( Medium class) confirming to the IS and other specifications including transportation charges any where in Tamilnadu etc., complete and as directed by TWAD Board officers
50 mm GI Pipe
100 mm GI Pipe
Supply and delivery of following sizes of GI Specials conforming to IS specifications at site of work inclusive of transportation charges any where in Tamilnadu etc., complete and as directed by TWAD Board officers.
50 mm GI Coupling
100 mm GI Coupling
Removing the burst C.I /A.C/PSC./PVC Pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipe line with sound pipe including jointing and cost of refilling the pipe line with water for retesting the pipe line etc complete (excluding cost of sound pipe and jointing materials and earth work) and as directed by the TWAD Board Officers
200 mm AC Pipe
250 mm AC Pipe
350 mm PSC Pipe
63mm PVC 4KSC
75mm PVC 4KSC
90mm PVC 4 KSC
110mm PVC 4KSC
140mm PVC 4KSC
160mm PVC 4KSC
Cutting the following sizes of the GI pipes true to axis and filing smoothly and finishing the ends etc., complete and as directed by TWAD Board officers.
50 mm GI Pipe
100 mm GI Pipe
Threading the following sizes of the GI pipes true to axis etc., complete and as directed by TWAD Board officers.
50 mm GI Pipe
100 mm GI Pipe
Dewatering using 5HP diesel engine pumpset including Hire charges, cost of Diesel, Engine oil, pump operator, labour charges, conveyance of pumpset and fuel to site and back, loading, unloading and any other incidental charges etc., complete. And as directed by TWAD Board officers
200 mm HDPE Pipe PN6
160 mm HDPE Pipe PN6
200 mm Dia and thick MS Pipe
350 mm Dia and thick MS Pipe
600 mm Dia and thick MS Pipe
Refilling with excavated soil (other than sand)complying with standard specification in layers of 15cm watered well rammed and consolidated after the pipes and specials are laid,jointed and tested etc. and removing and depositing the surplus earth at the places shown by the TWAD Board Officers.
HDPE Pipes of various sizes
MS Pipes of various sizes
REPAIR AND RENEWAL OF PUMPSETS
Rewinding of Motors in pumping stations iod in the Electrical, Mechanical and Electro-mechanical items to bring back the scheme / components into normal running conditition as per specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.2.6 of General conditions of Contract Part II. etc complete and as directed by the TWAD Board Officers
Rewinding of motor and reconditioning of pump and repair works in Submersible Pump Set including cost of all material, conveyance, labour charges for removing and re-erection etc., complete and as directed by TWAD Board officers.
For 15 H.P.
Rewinding of motor and reconditioning of pump and repair works in HSC Motors including cost of all material, conveyance, labour charges for removing and re-erection etc., complete and as directed by TWAD Board officers.
For 50 H.P.
For 75 H.P.
For 30 H.P.
For 25 H.P.
For40 H.P.
Repairand reconditioning works iv various capacity centrifugal HSC Pumpsets including coast of all materials (excluding bronze impeller ), conveyance,labour charges for removing and re erection of Centrifugal HSC Pumpsets etc, complete and as directed by TWAD Board officers.
For 50 H.P.
For 75 H.P.
For 40 H.P.
For 25 H.P.
For 15 H.P.
Rewinding of motor and and reconditioning of pump repair works works iv various capacity Open well submersible pumpsets including coast of all materials conveyance,labour charges for removing and re erection of submersible Pumpsets etc, complete and as directed by TWAD Board officers.
For 12.5 H.P.
For 10 H.P.
For 3 H.P.
For 1.5 H.P.
For 2 H.P.
For 3 H.P.
For 7.5H.P.
Attending Repair, rectification and reconditioning of CI Sluice valve CI NRV valve, including all material,, conveyance, labour charges and re erection of valve etc., complete and as directed by TWAD Board Officers.
300 mm CI Sluice valve
300 mm CI NRV valve
250 mm CI NRV valve
250 mm CI Sluice value
200 mm CI NRV valve
200 mm CI Sluice value
150 mm CI Sluice value
150 mm CI NRV value
Supply, delivery and fixing of following size of Gate valves in OHT's etc., complete and as directed by TWAD Board Officers.
50 mm gate valve
80 mm gate valve
100 mm gate valve
Attending cable fault by replacing the cable
Supply, delivery of 1.1 KV Grade Armoured aluminium Conductor cross Linked Poly ethylene insulated PVC sheathed cables confirmaing to IS etc., complete and as directed by TWAD board Officers. for following Wells submersible motor to main panel board.
3core 35 Sq. mm
3core 70 Sq. mm
3core 120 Sq. mm
3.50core 185 Sq. mm
3core 240 Sq. mm
Laying of 1.1 KV Grade PVC insulated steel Armoured aluminium cable as per I.E. rules to be laid in between Well Submersible motor and main panel board.
3core 35 Sq. mm
3core 70 Sq. mm
3core 120 Sq. mm
3.50core 185 Sq. mm
3core 240 Sq. mm
Jonting the 1.1KV grade PVC Insulated Steel armoured aluminum cable as per I E Rules including Jointing materials, Labour etc complete directed by the TWAD Board officers
3core 35 Sq. mm
3core 70 Sq. mm
3core 120 Sq. mm
3.50core 185 Sq. mm
3core 240 Sq. mm
Supply and delivery of following Range AMPS 3 Pole MCCB Switch (Moulted case circuit breakers) to control EB supply from E.B Pole to Main Panel Board
100 Amps 3 Pole MCCB Switch
160 Amps 3 Pole MCCB Switch
250 Amps 3 Pole MCCB Switch
400 Amps 3 pole MCCB switch
Electro magnetic Contactors
Supply and delivery of direct online starter confirming to IS13947 and IEC60947-1 suitable KW rating for operation in AC/ three Phase/50HZ(+/- 5%) and 415V (+/- 10%) including Ammeter, Overload relay, under Voltage release with no Volt coil, Air Break contactors suitable for next Standard higher KW rating, Single phasing preventor, dry running preventor and On/Off Push button switches, including the capacitor(the cost of capacitor is to be taken separately).
For 2 HP Starter
For 7.5 HP Starter
For 10 HP Starter
For 15 HP Starter
For 25 HP Starter
Removal of sediments and depositions of sludge, silt,Particles inside the sump at various capacities by engaging required labours and diesel pumpsets and cleaning the side wall and bottom of sump using wire brushes, brooms, collecting , lifting of the deposited slit particles outside the sump, washing side wall and floor slab using bleaching powder including lighting arrangements and safety arrangements inside the sump, hire charges for the buckets, rope etc and supply of bleaching powder for cleaning purposes etc., complete and as directed by TWAD Board officers
1.00 LL capacity Sump
0.30 LL capacity Sump
0.60 LL capacity Sump
7.00 LL capacity Sump
Desilting light or sandysoil or silt from infiltration wells below water level including the charges for special T&P and air compressor etc., complete and as directed by TWAD Board officers.
TRANSFORMER
Labour charges for dismantling of 315 KVA Transformer with all accessories by using crane etc. complete as directed by TWAD Board officers
Supply and delivery of HV 11KV Copper Dual Coat Super enameled winding coils for 3 phase to 315KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of LV 433V Copper windings for 3 phase insulation to 315 KVA Transformer as per IS Specifications as rected by TWAD Board Officers
Supply and delivery of 3 phase insulation to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of new transformer oil to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of 11KV HV Bushing with metal parts to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of 433KV LV Bushing copper rod to 200 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of silica gel breather to 200 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of Capillary type thermometer including accessories to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of gasket & oil seals to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of paint to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Charges for hot air chamber treatment for IR value Improvement work 900c for 2 days to 200 KVA Transformer as per IS Specifications as directed by TwAD Board Officers
Charges for transformer tank cleaning and painting work to 315KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Labour Charges for new windings reassembling with new insulation off load tape switch connection load with delta star connection by copper bracing work two coatings varnish apply work to 250 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Charges for attending core winding job to tank accessories fixing as per IS specification including testing work with loading to 315KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Labour charges for Re rection of 315 KVA Transformer and all accessories by using crane etc. complete as directed by TWAD Board officers
Conveyance charges for transformer head works station to work shop site and work shop site to head works station completion of rectification works etc. complete as directed by TWAD Board officers
ROAD RESTORATION
Labour for cutting open road for laying water mains or sewer etc and as directed by TWAD Board officers.
B.T. Roads (or) Maccadam road
Concrete Roads
GRAVEL FILLING
Supply of Gravel for filling the excavated soil, if existing soil is not suitable for refilling as directed byTWAD Officials
PCC - M30 CONCRETE
Plain Cement Concrete 1:1.5:3 (one cement, one and half fine aggregates and three coarse aggregates) using 20mm size ISS HBG metal including cost and conveyance of all materials to site and including for the mixing, laying and labour charges etc., complete as per standard specification
Road Restoration - Patch work
Demolishing Rocks / Obstacles
Hiring Charges for Heavy duty electrical Concrete breaker machine
Hiring charges for Genset 40 KVA
Carting Away of Debris
Hire charges for deploying earth moving machinery (JCB/Poclain) for earthwork including diesel, oil and labour charges etc., complete.
COST OF CHEMICALS
Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of all disinfectents (such as bleaching powder, chlorine cylinder, silver ionization rods as applicable to this CWSS), labour charges and all incidental charges for disinfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points / tail ends, testing of water samples including additional / required / instructed dosage during the period of Flood/ Calamities etc., complete and as directed by TWAD Board officers.
Supply and delivery of Liquid Chlorine cylinder as per IS specification (with chlorine 99.80% moisture, Na203 Hydrogen and carbon dioxide are to be Nil) including loading, freight, unloading, stacking transit insurance and all other incidental charges and as directed by TWAD Board officers.
Supply, delivery of Ferric Alum (Sulphate of alumina - Ferric) Grade - II in loose as per ISI 299/2012 and amended from time to time including freight, loading, unloading, transporation, transit insurance all other incidental charges and as directed by TWAD Board officers.
Item Rate BoQ
BoQ_Ver4.0
Name of the Bidder/ Bidding Firm / Company :
PRICE SCHEDULE- A3 (This BOQ template must not be modified/replaced by the bidder and the same should be uploaded after filling the relevent columns, else the bidder is liable to be rejected for this tender. Bidders are allowed to enter the Bidder Name and Values only)
NUMBER #
For the Year 2026-2027 (From 01.04.2026 - 31.03.2027)
Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protector of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure 4.20 MLD, carrying out the O&M as per standard operating procedures, Acts and rules in force and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity etc complete and as directed by TWAD Board officers Totally 1533.00 ML (4.20*365)
Attending Burst in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc complete and as directed by TWAD Board officers
Supply and delivery of the following sizes of unplastisized PVC Rigid pipes and specials confirming to IS other specifications as amended from time to time with ISI marking as specified in ISI and having the required working pressure and delivery at site of work including loading, unloading, freight, stacking and transportation, insurance charges, etc., complete and as directed by TWAD Board officers.
50 mm PVC 6 KSC
63 mm PVC 4 KSC
75 mm PVC 4 KSC
90 mm PVC 4 KSC
110 mm PVC 4 KSC
140 mm PVC 4 KSC
160 mm PVC 4 KSC
50 mm PVC 6 KSC
63 mm PVC 4 KSC
75 mm PVC 4 KSC
90 mm PVC 4 KSC
110 mm PVC 4 KSC
140 mm PVC 4 KSC
160 mm PVC 4 KSC
Supply and Delivery of MS pipes of preferred dimensions ranging from 168.30mm OD to 2540mm OD having 2.6mm to 25mm thickness as per Table- 5 of IS 3589/2001 fabricated with Fe410 grade steel conforming to IS 3589:2001 and other allied codes. Pipes shall be internally lined with plant applied Food Grade Liquid epoxy coating of minimum dry film thickness (DFT)of 406 microns as per Annex -B ,Clause- 1.2 of IS 3589:2001 Pipes shall be externally coated with plant applied Food grade liquid Epoxy coating of 406 microns dry film minimum thickness (DFT)as per Annex - B of IS 3589:2001
355.6mm x 4mm thick MS PIPE
Attending Leaks in the Pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc., complete and as directed by TWAD Board officers.
Supply and delivery of lead wool as per sample including loading, umloading and transportation charges etc. complete and as directed by TWAD Bd. Officers
350 mm dia PSC Pipe Various Classes
Supply and delivery of Hardcrete oil as per sample including loading, umloading and transportation charges etc. complete and as directed by TWAD Bd. Officers
350 mm dia PSC Pipe Various Classes
Supply and delivery of cement350 mm dia PSC Pipe Various Classes including transportation charges any where in Tamilnadu etc., complete and as directed by TWAD Board officers
Supplying and delivery of the following sizes of HDPE Pipes - PE 100 - PN6 , PN 8 & PN 10 confirming to IS:4984/2016 and other specifications in standard lengths including transportation charges any where in Tamilnadu etc., complete and as directed by TWAD Board officers
250 mm HDPE Pipe PN6
200 mm HDPE Pipe PN6
160 mm HDPE Pipe PN6
Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for leak rectification works for the following sizes of Pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers.
HDPE Pipes of various sizes
GI Pipes of various sizes
PSC Pipes of various sizes
MS Pipes of various sizes
PVC Pipes of various sizes
Jointing HDPE Pipes and Specials by butt fusion welding / electro fusion welding joints using fusion equipment as per ISO 21307-2011 and as per IS 7634 (part-2) : 2012 including cost of hire charges for butt fusion equipment power supply arrangements etc., complete as per directed by TWAD Board Officers.
250 mm HDPE Pipe PN6
200 mm HDPE Pipe PN6
160 mm HDPE Pipe PN6
Jointing the M.S. Pipes and specials with welded joints with the required no of run internally and externally including gauging including cost of welding rods LPG & o2Gas and hire charges for welding machine , cutting machine, power generators , crane and other required tools and plants and labour charges for fixing apputenances and other accessories where ever necessary in connection with pipe laying works and completing the work if all respects as per specification and as directed by TWAD Board officers.
200 mm Dia and thick MS Pipe
250 mm Dia and thick MS Pipe
350 mm Dia and thick MS Pipe
Supply and Delivery of MJ Collars inclusive of transportation charges anywhere in Tamilnadu etc complete and as directed by TWAD Board officers
Supply and delivery of the following sizes of GI pipes ( Medium class) confirming to the IS and other specifications including transportation charges any where in Tamilnadu etc., complete and as directed by TWAD Board officers
50 mm GI Pipe
65 mm GI Pipe
85 mm GI Pipe
100 mm GI Pipe
150 mm GI Pipe
Supply and delivery of following sizes of GI Specials conforming to IS specifications at site of work inclusive of transportation charges any where in Tamilnadu etc., complete and as directed by TWAD Board officers.
50 mm GI Coupling
65 mm GI Coupling
80 mm GI Coupling
100 mm GI Coupling
150 mm GI Coupling
350 mm PSC Pipe
50mm PVC 6KSC
63mm PVC 4KSC
75mm PVC 4KSC
90mm PVC 4 KSC
110mm PVC 4KSC
140mm PVC 4KSC
160mm PVC 4KSC
Cutting the following sizes of the GI pipes true to axis and filing smoothly and finishing the ends etc., complete and as directed by TWAD Board officers.
50 mm GI Pipe
65 mm GI Pipe
80 mm GI Pipe
100 mm GI Pipe
150 mm GI Pipe
Threading the following sizes of the GI pipes true to axis etc., complete and as directed by TWAD Board officers.
50 mm GI Pipe
65 mm GI Pipe
80 mm GI Pipe
100 mm GI Pipe
150 mm GI Pipe
Dewatering using 5HP diesel engine pumpset including Hire charges, cost of Diesel, Engine oil, pump operator, labour charges, conveyance of pumpset and fuel to site and back, loading, unloading and any other incidental charges etc., complete. And as directed by TWAD Board officers
250 mm HDPE Pipe PN6
200 mm HDPE Pipe PN6
160 mm HDPE Pipe PN6
200 mm Dia and thick MS Pipe
250 mm Dia and thick MS Pipe
350 mm Dia and thick MS Pipe
350 mm Dia and thick PSC Pipe
Refilling with excavated soil (other than sand)complying with standard specification in layers of 15cm watered well rammed and consolidated after the pipes and specials are laid,jointed and tested etc. and removing and depositing the surplus earth at the places shown by the TWAD Board Officers.
HDPE Pipes of various sizes
MS Pipes of various sizes
PSC Pipes of various sizes
GI Pipes of various sizes
Attending Repair, rectification and reconditioning of CI Sluice valve ,Scour valve,Air valve, CI NRV valve, including all material,, conveyance, labour charges and re erection of valve etc., complete and as directed by TWAD Board Officers.
350 mm CI Sluice valve
250 mm CI Sluice valve
125 mm CI Sluice valve
100 mm CI Sluice value
80 mm CI Sluice value
65 mm CI Sluice value
50 mm CI Sluice value
150 mm CI Scour valve
125 mm CI Scour valve
100 mm CI Scour valve
80 mm CI Scour valve
50 mm CI Scour valve
50 mm Double Air valve
40 mm Double Air valve
Supply, delivery and fixing of following size of Gate valves in OHT's etc., complete and as directed by TWAD Board Officers.
50 mm gate valve
65 mm gate valve
80 mm gate valve
100 mm gate valve
Supply and delivery of Overload Relays: Directly operated Bimetallic Thermal overload relay which operates in case of overload and also in case of under voltage with manual and auto reset mode etc., complete and as directed by TWAD Board Officers
Upto 5A
Upto 5A-10A
Upto 10A-20A
Upto 20A-30A
Upto 30A-50A
Upto 50A-75A
Upto 75A-110A
Upto 200A-300A
Electric Motor protection device against single phasing. The device should protect the motor against single phasing, reverse phasing and unbalance supply. The device should be suitable for any device and have provisions for mounting in panel boards. Operate without need of any auxiliary supply.
Electric Motor protection device against dry running. The device should protect the motor against Dry running. The device should be suitable for any device and have provisions for mounting in panel boards. Operate without need of any auxiliary supply etc., complete and as directed by TWAD Board Officers
Removal of sediments and depositions of sludge, silt,Particles inside the sump at various capacities by engaging required labours and diesel pumpsets and cleaning the side wall and bottom of sump using wire brushes, brooms, collecting , lifting of the deposited slit particles outside the sump, washing side wall and floor slab using bleaching powder including lighting arrangements and safety arrangements inside the sump, hire charges for the buckets, rope etc and supply of bleaching powder for cleaning purposes etc., complete and as directed by TWAD Board officers
7.00 LL capacity Sump
1.00 LL capacity Sump
2.00 LL capacity Sump
8.00 LL capacity Sump
0.30 LL capacity Sump
Desilting light or sandysoil or silt from infiltration wells below water level including the charges for special T&P and air compressor etc., complete and as directed by TWAD Board officers.
Electro magnetic contactors of suitablecapacity in AC Three Phase rating,conforming to IS/IEC 60947-4-1.
Providing , laying,spreading and compacting graded stone aggregates for Wet Mix Macadam 250mm thichk including premixing the materials with water at OMC in mechanical mix plant, conveyance of mixed materials by tipper to site, laying in uniform layers using pavers in Sub Base / Base course on well prepared surface and compacting with vibratory roller to acheive the desired density including cost of material, labour charges, rentals of machinery, fuel and all other incidental charges etc., complete as per cluse 406 of MORTH Rev - 5.
Plain cement concrete 1:4:8 using 40mm HBS including cost of all materials, labour charges for mixing and placing in position of concrete, curing, finishing etc., complete
Plain cement concrete 1:2:4 using 20mm HBS including cost of all materials, labour charges for mixing and placing in position of concrete, curing, finishing etc., complete
Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of all disinfectents (such as bleaching powder, chlorine cylinder, silver ionization rods as applicable to this CWSS), labour charges and all incidental charges for disinfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points / tail ends, testing of water samples including additional / required / instructed dosage during the period of Flood/ Calamities etc., complete and as directed by TWAD Board officers.
Supply and delivery of Liquid Chlorine cylinder as per IS specification (with chlorine 99.80% moisture, Na203 Hydrogen and carbon dioxide are to be Nil) including loading, freight, unloading, stacking transit insurance and all other incidental charges and as directed by TWAD Board officers.
Supply, delivery of Ferric Alum (Sulphate of alumina - Ferric) Grade - II in loose as per ISI 299/2012 and amended from time to time including freight, loading, unloading, transporation, transit insurance all other incidental charges and as directed by TWAD Board officers.
For the Year 2027-2028 (From 01.04.2027 - 31.03.2028)
Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protector of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure 4.20 MLD, carrying out the O&M as per standard operating procedures, Acts and rules in force and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity etc complete and as directed by TWAD Board officers Totally 1533.00 ML (4.20*365)
Attending Burst in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc complete and as directed by TWAD Board officers
Supply and delivery of the following sizes of unplastisized PVC Rigid pipes and specials confirming to IS other specifications as amended from time to time with ISI marking as specified in ISI and having the required working pressure and delivery at site of work including loading, unloading, freight, stacking and transportation, insurance charges, etc., complete and as directed by TWAD Board officers.
50 mm PVC 6 KSC
63 mm PVC 4 KSC
75 mm PVC 4 KSC
90 mm PVC 4 KSC
110 mm PVC 4 KSC
140 mm PVC 4 KSC
160 mm PVC 4 KSC
50 mm PVC 6 KSC
63 mm PVC 4 KSC
75 mm PVC 4 KSC
90 mm PVC 4 KSC
110 mm PVC 4 KSC
140 mm PVC 4 KSC
160 mm PVC 4 KSC
Supply and Delivery of MS pipes of preferred dimensions ranging from 168.30mm OD to 2540mm OD having 2.6mm to 25mm thickness as per Table- 5 of IS 3589/2001 fabricated with Fe410 grade steel conforming to IS 3589:2001 and other allied codes. Pipes shall be internally lined with plant applied Food Grade Liquid epoxy coating of minimum dry film thickness (DFT)of 406 microns as per Annex -B ,Clause- 1.2 of IS 3589:2001 Pipes shall be externally coated with plant applied Food grade liquid Epoxy coating of 406 microns dry film minimum thickness (DFT)as per Annex - B of IS 3589:2001
355.6mm x 4mm thick MS PIPE
Attending Leaks in the Pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc., complete and as directed by TWAD Board officers.
Supply and delivery of lead wool as per sample including loading, umloading and transportation charges etc. complete and as directed by TWAD Bd. Officers
350 mm dia PSC Pipe Various Classes
Supply and delivery of Hardcrete oil as per sample including loading, umloading and transportation charges etc. complete and as directed by TWAD Bd. Officers
350 mm dia PSC Pipe Various Classes
Supply and delivery of cement350 mm dia PSC Pipe Various Classes including transportation charges any where in Tamilnadu etc., complete and as directed by TWAD Board officers
Supplying and delivery of the following sizes of HDPE Pipes - PE 100 - PN6 , PN 8 & PN 10 confirming to IS:4984/2016 and other specifications in standard lengths including transportation charges any where in Tamilnadu etc., complete and as directed by TWAD Board officers
250 mm HDPE Pipe PN6
200 mm HDPE Pipe PN6
160 mm HDPE Pipe PN6
Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for leak rectification works for the following sizes of Pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers.
HDPE Pipes of various sizes
GI Pipes of various sizes
PSC Pipes of various sizes
MS Pipes of various sizes
PVC Pipes of various sizes
Jointing HDPE Pipes and Specials by butt fusion welding / electro fusion welding joints using fusion equipment as per ISO 21307-2011 and as per IS 7634 (part-2) : 2012 including cost of hire charges for butt fusion equipment power supply arrangements etc., complete as per directed by TWAD Board Officers.
250 mm HDPE Pipe PN6
200 mm HDPE Pipe PN6
160 mm HDPE Pipe PN6
Jointing the M.S. Pipes and specials with welded joints with the required no of run internally and externally including gauging including cost of welding rods LPG & o2Gas and hire charges for welding machine , cutting machine, power generators , crane and other required tools and plants and labour charges for fixing apputenances and other accessories where ever necessary in connection with pipe laying works and completing the work if all respects as per specification and as directed by TWAD Board officers.
200 mm Dia and thick MS Pipe
250 mm Dia and thick MS Pipe
350 mm Dia and thick MS Pipe
Supply and Delivery of MJ Collars inclusive of transportation charges anywhere in Tamilnadu etc complete and as directed by TWAD Board officers
Supply and delivery of the following sizes of GI pipes ( Medium class) confirming to the IS and other specifications including transportation charges any where in Tamilnadu etc., complete and as directed by TWAD Board officers
50 mm GI Pipe
65 mm GI Pipe
85 mm GI Pipe
100 mm GI Pipe
150 mm GI Pipe
Supply and delivery of following sizes of GI Specials conforming to IS specifications at site of work inclusive of transportation charges any where in Tamilnadu etc., complete and as directed by TWAD Board officers.
50 mm GI Coupling
65 mm GI Coupling
80 mm GI Coupling
100 mm GI Coupling
150 mm GI Coupling
350 mm PSC Pipe
50mm PVC 6KSC
63mm PVC 4KSC
75mm PVC 4KSC
90mm PVC 4 KSC
110mm PVC 4KSC
140mm PVC 4KSC
160mm PVC 4KSC
Cutting the following sizes of the GI pipes true to axis and filing smoothly and finishing the ends etc., complete and as directed by TWAD Board officers.
50 mm GI Pipe
65 mm GI Pipe
80 mm GI Pipe
100 mm GI Pipe
150 mm GI Pipe
Threading the following sizes of the GI pipes true to axis etc., complete and as directed by TWAD Board officers.
50 mm GI Pipe
65 mm GI Pipe
80 mm GI Pipe
100 mm GI Pipe
150 mm GI Pipe
Dewatering using 5HP diesel engine pumpset including Hire charges, cost of Diesel, Engine oil, pump operator, labour charges, conveyance of pumpset and fuel to site and back, loading, unloading and any other incidental charges etc., complete. And as directed by TWAD Board officers
250 mm HDPE Pipe PN6
200 mm HDPE Pipe PN6
160 mm HDPE Pipe PN6
200 mm Dia and thick MS Pipe
250 mm Dia and thick MS Pipe
350 mm Dia and thick MS Pipe
350 mm Dia and thick PSC Pipe
Refilling with excavated soil (other than sand)complying with standard specification in layers of 15cm watered well rammed and consolidated after the pipes and specials are laid,jointed and tested etc. and removing and depositing the surplus earth at the places shown by the TWAD Board Officers.
HDPE Pipes of various sizes
MS Pipes of various sizes
PSC Pipes of various sizes
GI Pipes of various sizes
Attending Repair, rectification and reconditioning of CI Sluice valve ,Scour valve,Air valve, CI NRV valve, including all material,, conveyance, labour charges and re erection of valve etc., complete and as directed by TWAD Board Officers.
350 mm CI Sluice valve
250 mm CI Sluice valve
125 mm CI Sluice valve
100 mm CI Sluice value
80 mm CI Sluice value
65 mm CI Sluice value
50 mm CI Sluice value
150 mm CI Scour valve
125 mm CI Scour valve
100 mm CI Scour valve
80 mm CI Scour valve
50 mm CI Scour valve
50 mm Double Air valve
40 mm Double Air valve
Supply, delivery and fixing of following size of Gate valves in OHT's etc., complete and as directed by TWAD Board Officers.
50 mm gate valve
65 mm gate valve
80 mm gate valve
100 mm gate valve
Supply and delivery of Overload Relays: Directly operated Bimetallic Thermal overload relay which operates in case of overload and also in case of under voltage with manual and auto reset mode etc., complete and as directed by TWAD Board Officers
Upto 5A
Upto 5A-10A
Upto 10A-20A
Upto 20A-30A
Upto 30A-50A
Upto 50A-75A
Upto 75A-110A
Upto 200A-300A
Electric Motor protection device against single phasing. The device should protect the motor against single phasing, reverse phasing and unbalance supply. The device should be suitable for any device and have provisions for mounting in panel boards. Operate without need of any auxiliary supply.
Electric Motor protection device against dry running. The device should protect the motor against Dry running. The device should be suitable for any device and have provisions for mounting in panel boards. Operate without need of any auxiliary supply etc., complete and as directed by TWAD Board Officers
Removal of sediments and depositions of sludge, silt,Particles inside the sump at various capacities by engaging required labours and diesel pumpsets and cleaning the side wall and bottom of sump using wire brushes, brooms, collecting , lifting of the deposited slit particles outside the sump, washing side wall and floor slab using bleaching powder including lighting arrangements and safety arrangements inside the sump, hire charges for the buckets, rope etc and supply of bleaching powder for cleaning purposes etc., complete and as directed by TWAD Board officers
7.00 LL capacity Sump
1.00 LL capacity Sump
2.00 LL capacity Sump
8.00 LL capacity Sump
0.30 LL capacity Sump
Desilting light or sandysoil or silt from infiltration wells below water level including the charges for special T&P and air compressor etc., complete and as directed by TWAD Board officers.
Electro magnetic contactors of suitablecapacity in AC Three Phase rating,conforming to IS/IEC 60947-4-1.
Providing , laying,spreading and compacting graded stone aggregates for Wet Mix Macadam 250mm thichk including premixing the materials with water at OMC in mechanical mix plant, conveyance of mixed materials by tipper to site, laying in uniform layers using pavers in Sub Base / Base course on well prepared surface and compacting with vibratory roller to acheive the desired density including cost of material, labour charges, rentals of machinery, fuel and all other incidental charges etc., complete as per cluse 406 of MORTH Rev - 5.
Plain cement concrete 1:4:8 using 40mm HBS including cost of all materials, labour charges for mixing and placing in position of concrete, curing, finishing etc., complete
Plain cement concrete 1:2:4 using 20mm HBS including cost of all materials, labour charges for mixing and placing in position of concrete, curing, finishing etc., complete
Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of all disinfectents (such as bleaching powder, chlorine cylinder, silver ionization rods as applicable to this CWSS), labour charges and all incidental charges for disinfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points / tail ends, testing of water samples including additional / required / instructed dosage during the period of Flood/ Calamities etc., complete and as directed by TWAD Board officers.
Supply and delivery of Liquid Chlorine cylinder as per IS specification (with chlorine 99.80% moisture, Na203 Hydrogen and carbon dioxide are to be Nil) including loading, freight, unloading, stacking transit insurance and all other incidental charges and as directed by TWAD Board officers.
Supply, delivery of Ferric Alum (Sulphate of alumina - Ferric) Grade - II in loose as per ISI 299/2012 and amended from time to time including freight, loading, unloading, transporation, transit insurance all other incidental charges and as directed by TWAD Board officers.
For the Year 2028-2029 (From 01.04.2028 - 31.03.2029)
Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protector of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure 4.29 MLD, carrying out the O&M as per standard operating procedures, Acts and rules in force and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity etc complete and as directed by TWAD Board officers Totally 1565.85 ML (4.29*366)
Attending Burst in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc complete and as directed by TWAD Board officers
Supply and delivery of the following sizes of unplastisized PVC Rigid pipes and specials confirming to IS other specifications as amended from time to time with ISI marking as specified in ISI and having the required working pressure and delivery at site of work including loading, unloading, freight, stacking and transportation, insurance charges, etc., complete and as directed by TWAD Board officers.
50 mm PVC 6 KSC
63 mm PVC 4 KSC
75 mm PVC 4 KSC
90 mm PVC 4 KSC
110 mm PVC 4 KSC
140 mm PVC 4 KSC
160 mm PVC 4 KSC
50 mm PVC 6 KSC
63 mm PVC 4 KSC
75 mm PVC 4 KSC
90 mm PVC 4 KSC
110 mm PVC 4 KSC
140 mm PVC 4 KSC
160 mm PVC 4 KSC
Supply and Delivery of MS pipes of preferred dimensions ranging from 168.30mm OD to 2540mm OD having 2.6mm to 25mm thickness as per Table- 5 of IS 3589/2001 fabricated with Fe410 grade steel conforming to IS 3589:2001 and other allied codes. Pipes shall be internally lined with plant applied Food Grade Liquid epoxy coating of minimum dry film thickness (DFT)of 406 microns as per Annex -B ,Clause- 1.2 of IS 3589:2001 Pipes shall be externally coated with plant applied Food grade liquid Epoxy coating of 406 microns dry film minimum thickness (DFT)as per Annex - B of IS 3589:2001
355.6mm x 4mm thick MS PIPE
Attending Leaks in the Pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc., complete and as directed by TWAD Board officers.
Supply and delivery of lead wool as per sample including loading, umloading and transportation charges etc. complete and as directed by TWAD Bd. Officers
350 mm dia PSC Pipe Various Classes
Supply and delivery of Hardcrete oil as per sample including loading, umloading and transportation charges etc. complete and as directed by TWAD Bd. Officers
350 mm dia PSC Pipe Various Classes
Supply and delivery of cement350 mm dia PSC Pipe Various Classes including transportation charges any where in Tamilnadu etc., complete and as directed by TWAD Board officers
Supplying and delivery of the following sizes of HDPE Pipes - PE 100 - PN6 , PN 8 & PN 10 confirming to IS:4984/2016 and other specifications in standard lengths including transportation charges any where in Tamilnadu etc., complete and as directed by TWAD Board officers
250 mm HDPE Pipe PN6
200 mm HDPE Pipe PN6
160 mm HDPE Pipe PN6
Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for leak rectification works for the following sizes of Pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers.
HDPE Pipes of various sizes
GI Pipes of various sizes
PSC Pipes of various sizes
MS Pipes of various sizes
PVC Pipes of various sizes
Jointing HDPE Pipes and Specials by butt fusion welding / electro fusion welding joints using fusion equipment as per ISO 21307-2011 and as per IS 7634 (part-2) : 2012 including cost of hire charges for butt fusion equipment power supply arrangements etc., complete as per directed by TWAD Board Officers.
250 mm HDPE Pipe PN6
200 mm HDPE Pipe PN6
160 mm HDPE Pipe PN6
Jointing the M.S. Pipes and specials with welded joints with the required no of run internally and externally including gauging including cost of welding rods LPG & o2Gas and hire charges for welding machine , cutting machine, power generators , crane and other required tools and plants and labour charges for fixing apputenances and other accessories where ever necessary in connection with pipe laying works and completing the work if all respects as per specification and as directed by TWAD Board officers.
200 mm Dia and thick MS Pipe
250 mm Dia and thick MS Pipe
350 mm Dia and thick MS Pipe
Supply and Delivery of MJ Collars inclusive of transportation charges anywhere in Tamilnadu etc complete and as directed by TWAD Board officers
Supply and delivery of the following sizes of GI pipes ( Medium class) confirming to the IS and other specifications including transportation charges any where in Tamilnadu etc., complete and as directed by TWAD Board officers
50 mm GI Pipe
65 mm GI Pipe
85 mm GI Pipe
100 mm GI Pipe
150 mm GI Pipe
Supply and delivery of following sizes of GI Specials conforming to IS specifications at site of work inclusive of transportation charges any where in Tamilnadu etc., complete and as directed by TWAD Board officers.
50 mm GI Coupling
65 mm GI Coupling
80 mm GI Coupling
100 mm GI Coupling
150 mm GI Coupling
350 mm PSC Pipe
50mm PVC 6KSC
63mm PVC 4KSC
75mm PVC 4KSC
90mm PVC 4 KSC
110mm PVC 4KSC
140mm PVC 4KSC
160mm PVC 4KSC
Cutting the following sizes of the GI pipes true to axis and filing smoothly and finishing the ends etc., complete and as directed by TWAD Board officers.
50 mm GI Pipe
65 mm GI Pipe
80 mm GI Pipe
100 mm GI Pipe
150 mm GI Pipe
Threading the following sizes of the GI pipes true to axis etc., complete and as directed by TWAD Board officers.
50 mm GI Pipe
65 mm GI Pipe
80 mm GI Pipe
100 mm GI Pipe
150 mm GI Pipe
Dewatering using 5HP diesel engine pumpset including Hire charges, cost of Diesel, Engine oil, pump operator, labour charges, conveyance of pumpset and fuel to site and back, loading, unloading and any other incidental charges etc., complete. And as directed by TWAD Board officers
250 mm HDPE Pipe PN6
200 mm HDPE Pipe PN6
160 mm HDPE Pipe PN6
200 mm Dia and thick MS Pipe
250 mm Dia and thick MS Pipe
350 mm Dia and thick MS Pipe
350 mm Dia and thick PSC Pipe
Refilling with excavated soil (other than sand)complying with standard specification in layers of 15cm watered well rammed and consolidated after the pipes and specials are laid,jointed and tested etc. and removing and depositing the surplus earth at the places shown by the TWAD Board Officers.
HDPE Pipes of various sizes
MS Pipes of various sizes
PSC Pipes of various sizes
GI Pipes of various sizes
Attending Repair, rectification and reconditioning of CI Sluice valve ,Scour valve,Air valve, CI NRV valve, including all material,, conveyance, labour charges and re erection of valve etc., complete and as directed by TWAD Board Officers.
350 mm CI Sluice valve
250 mm CI Sluice valve
125 mm CI Sluice valve
100 mm CI Sluice value
80 mm CI Sluice value
65 mm CI Sluice value
50 mm CI Sluice value
150 mm CI Scour valve
125 mm CI Scour valve
100 mm CI Scour valve
80 mm CI Scour valve
50 mm CI Scour valve
50 mm Double Air valve
40 mm Double Air valve
Supply, delivery and fixing of following size of Gate valves in OHT's etc., complete and as directed by TWAD Board Officers.
50 mm gate valve
65 mm gate valve
80 mm gate valve
100 mm gate valve
Supply and delivery of Overload Relays: Directly operated Bimetallic Thermal overload relay which operates in case of overload and also in case of under voltage with manual and auto reset mode etc., complete and as directed by TWAD Board Officers
Upto 5A
Upto 5A-10A
Upto 10A-20A
Upto 20A-30A
Upto 30A-50A
Upto 50A-75A
Upto 75A-110A
Upto 200A-300A
Electric Motor protection device against single phasing. The device should protect the motor against single phasing, reverse phasing and unbalance supply. The device should be suitable for any device and have provisions for mounting in panel boards. Operate without need of any auxiliary supply.
Electric Motor protection device against dry running. The device should protect the motor against Dry running. The device should be suitable for any device and have provisions for mounting in panel boards. Operate without need of any auxiliary supply etc., complete and as directed by TWAD Board Officers
Removal of sediments and depositions of sludge, silt,Particles inside the sump at various capacities by engaging required labours and diesel pumpsets and cleaning the side wall and bottom of sump using wire brushes, brooms, collecting , lifting of the deposited slit particles outside the sump, washing side wall and floor slab using bleaching powder including lighting arrangements and safety arrangements inside the sump, hire charges for the buckets, rope etc and supply of bleaching powder for cleaning purposes etc., complete and as directed by TWAD Board officers
7.00 LL capacity Sump
1.00 LL capacity Sump
2.00 LL capacity Sump
8.00 LL capacity Sump
0.30 LL capacity Sump
Desilting light or sandysoil or silt from infiltration wells below water level including the charges for special T&P and air compressor etc., complete and as directed by TWAD Board officers.
Electro magnetic contactors of suitablecapacity in AC Three Phase rating,conforming to IS/IEC 60947-4-1.
Providing , laying,spreading and compacting graded stone aggregates for Wet Mix Macadam 250mm thichk including premixing the materials with water at OMC in mechanical mix plant, conveyance of mixed materials by tipper to site, laying in uniform layers using pavers in Sub Base / Base course on well prepared surface and compacting with vibratory roller to acheive the desired density including cost of material, labour charges, rentals of machinery, fuel and all other incidental charges etc., complete as per cluse 406 of MORTH Rev - 5.
Plain cement concrete 1:4:8 using 40mm HBS including cost of all materials, labour charges for mixing and placing in position of concrete, curing, finishing etc., complete
Plain cement concrete 1:2:4 using 20mm HBS including cost of all materials, labour charges for mixing and placing in position of concrete, curing, finishing etc., complete
Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of all disinfectents (such as bleaching powder, chlorine cylinder, silver ionization rods as applicable to this CWSS), labour charges and all incidental charges for disinfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points / tail ends, testing of water samples including additional / required / instructed dosage during the period of Flood/ Calamities etc., complete and as directed by TWAD Board officers.
Supply and delivery of Liquid Chlorine cylinder as per IS specification (with chlorine 99.80% moisture, Na203 Hydrogen and carbon dioxide are to be Nil) including loading, freight, unloading, stacking transit insurance and all other incidental charges and as directed by TWAD Board officers.
Supply, delivery of Ferric Alum (Sulphate of alumina - Ferric) Grade - II in loose as per ISI 299/2012 and amended from time to time including freight, loading, unloading, transporation, transit insurance all other incidental charges and as directed by TWAD Board officers.
Grand Total I,II & III
Item Rate BoQ
BoQ_Ver4.0
Name of the Bidder/ Bidding Firm / Company :
PRICE SCHEDULE- A4 (This BOQ template must not be modified/replaced by the bidder and the same should be uploaded after filling the relevent columns, else the bidder is liable to be rejected for this tender. Bidders are allowed to enter the Bidder Name and Values only)
NUMBER #
For the Year 2026-2027 (From 01.04.2026 - 31.03.2027)
Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protector of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure 9.40 MLD, carrying out the O&M as per standard operating procedures, Acts and rules in force and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity etc complete and as directed by TWAD Board officers Totally 3431.00 ML (9.40*365)
Attending Burst in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc complete and as directed by TWAD Board officers
Supply and delivery of the following sizes of unplastisized PVC Rigid pipes and specials confirming to IS other specifications as amended from time to time with ISI marking as specified in ISI and having the required working pressure and delivery at site of work including loading, unloading, freight, stacking and transportation, insurance charges, etc., complete and as directed by TWAD Board officers.
50 mm PVC 6 KSC
63 mm PVC 4 KSC
75 mm PVC 4 KSC
90 mm PVC 4 KSC
110 mm PVC 4 KSC
140 mm PVC 4 KSC
160 mm PVC 4 KSC
50 mm PVC 6 KSC
63 mm PVC 4 KSC
75 mm PVC 4 KSC
90 mm PVC 4 KSC
110 mm PVC 4 KSC
140 mm PVC 4 KSC
160 mm PVC 4 KSC
Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for the following sizes of pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers.
For PVC Pipes of various sizes
AC Pipes of various sizes
AC Pipes of various sizes
Removing following the burst Pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipe line with sound pipe including jointing and cost of refilling the pipe line with water for retesting the pipe line etc complete (excluding cost of sound pipe and jointing materials and earth work) and as directed by the TWAD Board Officers
50 mm PVC 6 KSC
63 mm PVC 4 KSC
75 mm PVC 4 KSC
90 mm PVC 4 KSC
110 mm PVC 4 KSC
140 mm PVC 4 KSC
160 mm PVC 4 KSC
Supply and Delivery of MS pipes of preferred dimensions ranging from 168.30mm OD to 2540mm OD having 2.6mm to 25mm thickness as per Table- 5 of IS 3589/2001 fabricated with Fe410 grade steel conforming to IS 3589:2001 and other allied codes. Pipes shall be internally lined with plant applied Food Grade Liquid epoxy coating of minimum dry film thickness (DFT)of 406 microns as per Annex -B ,Clause- 1.2 of IS 3589:2001 Pipes shall be externally coated with plant applied Food grade liquid Epoxy coating of 406 microns dry film minimum thickness (DFT)as per Annex - B of IS 3589:2001
406.4 mm x 4 mm thick MS PIPE
457 mm x 4 mm thick PIPE
Supply and delivery of lead wool as per sample including loading, umloading and transportation charges etc. complete and as directed by TWAD Bd. Officers
150 mm AC Pipe
200 mm AC Pipe
250 mm AC Pipe
400 mm PSC Pipe
450 mm PSC Pipe
Supply and delivery of Hardcrete oil as per sample including loading, umloading and transportation charges etc. complete and as directed by TWAD Bd. Officers
150 mm AC Pipe
200 mm AC Pipe
250 mm AC Pipe
400 mm PSC Pipe
450 mm PSC Pipe
Supply and delivery of cement including loading, unloading and transporation charges etc complete and as directed by TWAD Board Officers
150 mm AC Pipe
200 mm AC Pipe
250 mm AC Pipe
400 mm PSC Pipe
450 mm PSC Pipe
Supply and delivery of the following sizes of DUCTILE IRON PIPES of CLASS K7 confirming to the IS 8329/2000 and other specifications at site of work including loading, unloading, fright, stacking, transit and insurance, etc. complete and as directed by TWAD Board officers.
150 mm DI K7 Class
200 mm DI K7 Class
250 mm DI K7 Class
Removing the burst A.C. Pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipe line with sound pipe including jointing and cost of refilling the pipe line with water for retesting the pipe line etc complete (excluding cost of sound pipe and jointing materials and earth work) and as directed by the TWAD Board Officers
150 mm dia AC Class 15 Pipe
200 mm dia AC Class 15 Pipe
250 mm dia AC Class 15 Pipe
Dewatering using 5HP diesel engine pumpset including Hire charges, cost of Diesel, Engine oil, pump operator, labour charges, conveyance of pumpset and fuel to site and back, loading, unloading and any other incidental charges etc., complete. And as directed by TWAD Board officers
150 mm AC Pipe
200 mm AC Pipe
250 mm AC Pipe
Refilling with excavated soil (other than sand)complying with standard specification in layers of 15cm watered well rammed and consolidated after the pipes and specials are laid,jointed and tested etc. and removing and depositing the surplus earth at the places shown by the TWAD Board Officers.
AC Pipes of various sizes
Attending Leaks in the Pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc., complete and as directed by TWAD Board officers.
Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for leak rectification works for the following sizes of Pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers.
GI Pipes of various sizes
PSC Pipes of various sizes
PSC Pipes of various sizes
MS Pipes of various sizes
Jointing HDPE/MS Pipes and Specials by butt fusion welding / electro fusion welding joints using fusion equipment as per ISO 21307-2011 and as per IS 7634 (part-2) : 2012 including cost of hire charges for butt fusion equipment power supply arrangements etc., complete as per directed by TWAD Board Officers.
200 mm Dia and thick MS Pipe
400 mm Dia and thick MS Pipe
450 mm Dia and thick MS Pipe
Supply and Delivery of MJ Collars inclusive of transportation charges anywhere in Tamilnadu etc complete and as directed by TWAD Board officers
Supply and delivery of the following sizes of GI pipes ( Medium class) confirming to the IS and other specifications including transportation charges any where in Tamilnadu etc., complete and as directed by TWAD Board officers
40 mm GI Pipe
50 mm GI Pipe
65 mm GI Pipe
85 mm GI Pipe
100 mm GI Pipe
125 mm GI Pipe
150 mm GI Pipe
Supply and delivery of following sizes of GI Specials conforming to IS specifications at site of work inclusive of transportation charges any where in Tamilnadu etc., complete and as directed by TWAD Board officers.
40 mm GI Coupling
50 mm GI Coupling
65 mm GI Coupling
80 mm GI Coupling
100 mm GI Coupling
125 mm GI Coupling
150 mm GI Coupling
400 mm PSC Pipe
450 mm PSC Pipe
Cutting the following sizes of the GI pipes true to axis and filing smoothly and finishing the ends etc., complete and as directed by TWAD Board officers.
40 mm GI Pipe
50 mm GI Pipe
65 mm GI Pipe
80 mm GI Pipe
100 mm GI Pipe
125 mm GI Pipe
150 mm GI Pipe
Threading the following sizes of the GI pipes true to axis etc., complete and as directed by TWAD Board officers.
40 mm GI Pipe
50 mm GI Pipe
65 mm GI Pipe
80 mm GI Pipe
100 mm GI Pipe
125 mm GI Pipe
150 mm GI Pipe
Dewatering using 5HP diesel engine pumpset including Hire charges, cost of Diesel, Engine oil, pump operator, labour charges, conveyance of pumpset and fuel to site and back, loading, unloading and any other incidental charges etc., complete. And as directed by TWAD Board officers
400 mm PSC Pipe
450 mm PSC Pipe
200 mm Dia and thick MS Pipe
400 mm Dia and thick PSC Pipe
450 mm Dia and thick PSC Pipe
Refilling with excavated soil (other than sand)complying with standard specification in layers of 15cm watered well rammed and consolidated after the pipes and specials are laid,jointed and tested etc. and removing and depositing the surplus earth at the places shown by the TWAD Board Officers.
MS Pipes of various sizes
PSC Pipes of various sizes
Providing , laying,spreading and compacting graded stone aggregates for Wet Mix Macadam 250mm thichk including premixing the materials with water at OMC in mechanical mix plant, conveyance of mixed materials by tipper to site, laying in uniform layers using pavers in Sub Base / Base course on well prepared surface and compacting with vibratory roller to acheive the desired density including cost of material, labour charges, rentals of machinery, fuel and all other incidental charges etc., complete as per cluse 406 of MORTH Rev - 5.
Plain cement concrete 1:4:8 using 40mm HBS including cost of all materials, labour charges for mixing and placing in position of concrete, curing, finishing etc., complete
Plain cement concrete 1:2:4 using 20mm HBS including cost of all materials, labour charges for mixing and placing in position of concrete, curing, finishing etc., complete
Rewinding of Motors/ Coil in pumping stations iod in the Electrical, Mechanical and Elctro- mechanical items to bring back the scheme / components into normal running conditition as per specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.2.6. of General conditions of Contract Part II. complete and as directed by the TWAD Board officers.
Rewinding of motor and reconditioning of pump and repair works to various capacity Open well Submersible pumpset including cost of all material, conveyance, labour charges for removing and re-erection etc., complete and as directed by TWAD Board officers.
Repair and reconditioning works in Centrifugal HSC Motors including cost of all material , conveyance, labour charges for removing and re-erection of Centrifugal HSC Motorsetc., complete and as directed by TWAD Board officers.
Repair and reconditioning works in various capacity Centrifugal HSC Pumpsets including cost of all material ,(excluding bronze impeller) conveyance, labour charges for removing and re-erection of Centrifugal HSC Pumpsets etc., complete and as directed by TWAD Board officers.
Supply and delivery of direct online starter confirming to IS13947, IEC60947-1 and as amended thereafter with suitable KW rating for operation in AC/ three Phase/50HZ(+/- 5%) and 415V (+/- 10%) including Ammeter, Overload relay, under Voltage release with no Volt coil, Air Break contactors suitable for next Standard higher KW rating, Single phasing preventor, dry running preventor and On/Off Push button switches, including the capacitor etc complete and as directed by TWAD Board officers (the cost of capacitor is to be taken separately).
Upto 5 HP
Supply, delivery of 1.1 KV Grade Armoured aluminium Conductor cross Linked Poly ethylene insulated PVC sheathed cables confirmaing to IS etc., complete and as directed by TWAD board Officers. for following Wells submersible motor to main panel board.
3core 35 Sq. mm
3core 10 Sq. mm
3core 16 Sq. mm
3core 50 Sq. mm
3core 35 Sq. mm
3core 10 Sq. mm
3core 16 Sq. mm
3core 50 Sq. mm
3core 35 Sq. mm
3core 10 Sq. mm
3core 16 Sq. mm
3core 50 Sq. mm
630 Amps 4 Pole ACB Switch
Attending Repair, rectification and reconditioning of CI Sluice valve ,Scour valve,Air valve, CI NRV valve, including all material,, conveyance, labour charges and re erection of valve etc., complete and as directed by TWAD Board Officers.
400 mm CI Sluice valve
300 mm CI Sluice valve
250 mm CI Sluice valve
200 mm CI Sluice valve
125 mm CI Sluice valve
100 mm CI Sluice valve
80 mm CI Sluice valve
65 mm CI Sluice valve
50 mm CI Sluice valve
250 mm CI Scour valve
150 mm CI Scour valve
100 mm CI Scour valve
80 mm CI Scour valve
50 mm CI Scour valve
400 mm CI Non return valve
250 mm CI Non return valve
200 mm CI Non return valve
100 mm CI Non return valve
80 mm CI Non return valve
100 mm CI Double Air valve
80 mm CI Double Air valve
50 mm CI Double Air valve
40 mm CI Double Air valve
Supply and delivery of Power capacitor for power factor improvement with oil filled with discharge resistance 3 phase 415/440V 50 HZ conforming to ISS:2834 with ISI marking
Supply, delivery and fixing of following size of Gate valves in OHT's etc., complete and as directed by TWAD Board Officers.
50 mm gate valve
65 mm gate valve
80 mm gate valve
100 mm gate valve
Supply and delivery of Overload Relays: Directly operated Bimetallic Thermal overload relay which operates in case of overload and also in case of under voltage with manual and auto reset mode etc., complete and as directed by TWAD Board Officers
Upto 5A
Upto 10A-20A
Upto 20A-30A
Upto 30A-50A
Electric Motor protection device against single phasing. The device should protect the motor against single phasing, reverse phasing and unbalance supply. The device should be suitable for any device and have provisions for mounting in panel boards. Operate without need of any auxiliary supply.
Electric Motor protection device against dry running. The device should protect the motor against Dry running. The device should be suitable for any device and have provisions for mounting in panel boards. Operate without need of any auxiliary supply etc., complete and as directed by TWAD Board Officers
Removal of sediments and depositions of sludge, silt,Particles inside the sump at various capacities by engaging required labours and diesel pumpsets and cleaning the side wall and bottom of sump using wire brushes, brooms, collecting , lifting of the deposited slit particles outside the sump, washing side wall and floor slab using bleaching powder including lighting arrangements and safety arrangements inside the sump, hire charges for the buckets, rope etc and supply of bleaching powder for cleaning purposes etc., complete and as directed by TWAD Board officers
5.00 LL capacity Sump
4.00 LL capacity Sump
2.00 LL capacity Sump
Desilting light or sandysoil or silt from infiltration wells below water level including the charges for special T&P and air compressor etc., complete and as directed by TWAD Board officers.
Electro magnetic contactors of suitablecapacity in AC Three Phase rating,conforming to IS/IEC 60947-4-1.
Labour charges for dismantling of 15 KVA Transformer with all accessories by using crane etc. complete as directed by TWAD Board officers
Supply and delivery of HV 11KV Copper Dual Coat Super enameled winding coils for 3 phase to 250 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of LV 433V Copper windings for 3 phase insulation to 150 KVA Transformer as per IS Specifications as rected by TWAD Board Officers
Supply and delivery of 3 phase insulation to 150 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of new transformer oil to 250 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of 11KV HV Bushing with metal parts to 150 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of 433KV LV Bushing copper rod to 150 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of silica gel breather to 150 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of Capillary type thermometer including accessories to 150 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of gasket & oil seals to 150 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of paint to 150 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Charges for hot air chamber treatment for IR value Improvement work 900c for 2 days to 150 KVA Transformer as per IS Specifications as directed by TwAD Board Officers
Charges for transformer tank cleaning and painting work to 150 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Labour Charges for new windings reassembling with new insulation off load tape switch connection load with delta star connection by copper bracing work two coatings varnish apply work to 150 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Charges for attending core winding job to tank accessories fixing as per IS specification including testing work with loading to 150 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Labour charges for Re rection of 150 KVA Transformer and all accessories by using crane etc. complete as directed by TWAD Board officers
Conveyance charges for transformer head works station to work shop site and work shop site to head works station completion of rectification works etc. complete as directed by TWAD Board officers
Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of all disinfectents (such as bleaching powder, chlorine cylinder, silver ionization rods as applicable to this CWSS), labour charges and all incidental charges for disinfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points / tail ends, testing of water samples including additional / required / instructed dosage during the period of Flood/ Calamities etc., complete and as directed by TWAD Board officers.
Supply, delivery of stable Bleaching Powder anywhere in the schemes maintained by TWAD Board as per IS 1065:1989 (Grade I) and amended from time to time including freight, loading, unloading, transporation, transit insurance, all other incidental charges at site of work etc., complete and as directed by TWAD Board officers.
For the Year 2027-2028 (From 01.04.2027 - 31.03.2028)
Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protector of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure 9.52 MLD, carrying out the O&M as per standard operating procedures, Acts and rules in force and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity etc complete and as directed by TWAD Board officers Totally 3484.32 ML (9.52*366)
Attending Burst in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc complete and as directed by TWAD Board officers
Supply and delivery of the following sizes of unplastisized PVC Rigid pipes and specials confirming to IS other specifications as amended from time to time with ISI marking as specified in ISI and having the required working pressure and delivery at site of work including loading, unloading, freight, stacking and transportation, insurance charges, etc., complete and as directed by TWAD Board officers.
50 mm PVC 6 KSC
63 mm PVC 4 KSC
75 mm PVC 4 KSC
90 mm PVC 4 KSC
110 mm PVC 4 KSC
140 mm PVC 4 KSC
160 mm PVC 4 KSC
50 mm PVC 6 KSC
63 mm PVC 4 KSC
75 mm PVC 4 KSC
90 mm PVC 4 KSC
110 mm PVC 4 KSC
140 mm PVC 4 KSC
160 mm PVC 4 KSC
Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for the following sizes of pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers.
For PVC Pipes of various sizes
AC Pipes of various sizes
AC Pipes of various sizes
Removing following the burst Pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipe line with sound pipe including jointing and cost of refilling the pipe line with water for retesting the pipe line etc complete (excluding cost of sound pipe and jointing materials and earth work) and as directed by the TWAD Board Officers
50 mm PVC 6 KSC
63 mm PVC 4 KSC
75 mm PVC 4 KSC
90 mm PVC 4 KSC
110 mm PVC 4 KSC
140 mm PVC 4 KSC
160 mm PVC 4 KSC
Supply and Delivery of MS pipes of preferred dimensions ranging from 168.30mm OD to 2540mm OD having 2.6mm to 25mm thickness as per Table- 5 of IS 3589/2001 fabricated with Fe410 grade steel conforming to IS 3589:2001 and other allied codes. Pipes shall be internally lined with plant applied Food Grade Liquid epoxy coating of minimum dry film thickness (DFT)of 406 microns as per Annex -B ,Clause- 1.2 of IS 3589:2001 Pipes shall be externally coated with plant applied Food grade liquid Epoxy coating of 406 microns dry film minimum thickness (DFT)as per Annex - B of IS 3589:2001
406.4 mm x 4 mm thick MS PIPE
457 mm x 4 mm thick PIPE
Supply and delivery of lead wool as per sample including loading, umloading and transportation charges etc. complete and as directed by TWAD Bd. Officers
150 mm AC Pipe
200 mm AC Pipe
250 mm AC Pipe
400 mm PSC Pipe
450 mm PSC Pipe
Supply and delivery of Hardcrete oil as per sample including loading, umloading and transportation charges etc. complete and as directed by TWAD Bd. Officers
150 mm AC Pipe
200 mm AC Pipe
250 mm AC Pipe
400 mm PSC Pipe
450 mm PSC Pipe
Supply and delivery of cement including loading, unloading and transporation charges etc complete and as directed by TWAD Board Officers
150 mm AC Pipe
200 mm AC Pipe
250 mm AC Pipe
400 mm PSC Pipe
450 mm PSC Pipe
Supply and delivery of the following sizes of DUCTILE IRON PIPES of CLASS K7 confirming to the IS 8329/2000 and other specifications at site of work including loading, unloading, fright, stacking, transit and insurance, etc. complete and as directed by TWAD Board officers.
150 mm DI K7 Class
200 mm DI K7 Class
250 mm DI K7 Class
Removing the burst A.C. Pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipe line with sound pipe including jointing and cost of refilling the pipe line with water for retesting the pipe line etc complete (excluding cost of sound pipe and jointing materials and earth work) and as directed by the TWAD Board Officers
150 mm dia AC Class 15 Pipe
200 mm dia AC Class 15 Pipe
250 mm dia AC Class 15 Pipe
Dewatering using 5HP diesel engine pumpset including Hire charges, cost of Diesel, Engine oil, pump operator, labour charges, conveyance of pumpset and fuel to site and back, loading, unloading and any other incidental charges etc., complete. And as directed by TWAD Board officers
150 mm AC Pipe
200 mm AC Pipe
250 mm AC Pipe
Refilling with excavated soil (other than sand)complying with standard specification in layers of 15cm watered well rammed and consolidated after the pipes and specials are laid,jointed and tested etc. and removing and depositing the surplus earth at the places shown by the TWAD Board Officers.
AC Pipes of various sizes
Attending Leaks in the Pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc., complete and as directed by TWAD Board officers.
Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for leak rectification works for the following sizes of Pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers.
GI Pipes of various sizes
PSC Pipes of various sizes
PSC Pipes of various sizes
MS Pipes of various sizes
Jointing HDPE/MS Pipes and Specials by butt fusion welding / electro fusion welding joints using fusion equipment as per ISO 21307-2011 and as per IS 7634 (part-2) : 2012 including cost of hire charges for butt fusion equipment power supply arrangements etc., complete as per directed by TWAD Board Officers.
200 mm Dia and thick MS Pipe
400 mm Dia and thick MS Pipe
450 mm Dia and thick MS Pipe
Supply and Delivery of MJ Collars inclusive of transportation charges anywhere in Tamilnadu etc complete and as directed by TWAD Board officers
Supply and delivery of the following sizes of GI pipes ( Medium class) confirming to the IS and other specifications including transportation charges any where in Tamilnadu etc., complete and as directed by TWAD Board officers
40 mm GI Pipe
50 mm GI Pipe
65 mm GI Pipe
85 mm GI Pipe
100 mm GI Pipe
125 mm GI Pipe
150 mm GI Pipe
Supply and delivery of following sizes of GI Specials conforming to IS specifications at site of work inclusive of transportation charges any where in Tamilnadu etc., complete and as directed by TWAD Board officers.
40 mm GI Coupling
50 mm GI Coupling
65 mm GI Coupling
80 mm GI Coupling
100 mm GI Coupling
125 mm GI Coupling
150 mm GI Coupling
400 mm PSC Pipe
450 mm PSC Pipe
Cutting the following sizes of the GI pipes true to axis and filing smoothly and finishing the ends etc., complete and as directed by TWAD Board officers.
40 mm GI Pipe
50 mm GI Pipe
65 mm GI Pipe
80 mm GI Pipe
100 mm GI Pipe
125 mm GI Pipe
150 mm GI Pipe
Threading the following sizes of the GI pipes true to axis etc., complete and as directed by TWAD Board officers.
40 mm GI Pipe
50 mm GI Pipe
65 mm GI Pipe
80 mm GI Pipe
100 mm GI Pipe
125 mm GI Pipe
150 mm GI Pipe
Dewatering using 5HP diesel engine pumpset including Hire charges, cost of Diesel, Engine oil, pump operator, labour charges, conveyance of pumpset and fuel to site and back, loading, unloading and any other incidental charges etc., complete. And as directed by TWAD Board officers
400 mm PSC Pipe
450 mm PSC Pipe
200 mm Dia and thick MS Pipe
400 mm Dia and thick PSC Pipe
450 mm Dia and thick PSC Pipe
Refilling with excavated soil (other than sand)complying with standard specification in layers of 15cm watered well rammed and consolidated after the pipes and specials are laid,jointed and tested etc. and removing and depositing the surplus earth at the places shown by the TWAD Board Officers.
MS Pipes of various sizes
PSC Pipes of various sizes
Providing , laying,spreading and compacting graded stone aggregates for Wet Mix Macadam 250mm thichk including premixing the materials with water at OMC in mechanical mix plant, conveyance of mixed materials by tipper to site, laying in uniform layers using pavers in Sub Base / Base course on well prepared surface and compacting with vibratory roller to acheive the desired density including cost of material, labour charges, rentals of machinery, fuel and all other incidental charges etc., complete as per cluse 406 of MORTH Rev - 5.
Plain cement concrete 1:4:8 using 40mm HBS including cost of all materials, labour charges for mixing and placing in position of concrete, curing, finishing etc., complete
Plain cement concrete 1:2:4 using 20mm HBS including cost of all materials, labour charges for mixing and placing in position of concrete, curing, finishing etc., complete
Rewinding of Motors/ Coil in pumping stations iod in the Electrical, Mechanical and Elctro- mechanical items to bring back the scheme / components into normal running conditition as per specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.2.6. of General conditions of Contract Part II. complete and as directed by the TWAD Board officers.
Rewinding of motor and reconditioning of pump and repair works to various capacity Open well Submersible pumpset including cost of all material, conveyance, labour charges for removing and re-erection etc., complete and as directed by TWAD Board officers.
Repair and reconditioning works in Centrifugal HSC Motors including cost of all material , conveyance, labour charges for removing and re-erection of Centrifugal HSC Motorsetc., complete and as directed by TWAD Board officers.
Repair and reconditioning works in various capacity Centrifugal HSC Pumpsets including cost of all material ,(excluding bronze impeller) conveyance, labour charges for removing and re-erection of Centrifugal HSC Pumpsets etc., complete and as directed by TWAD Board officers.
Supply and delivery of direct online starter confirming to IS13947, IEC60947-1 and as amended thereafter with suitable KW rating for operation in AC/ three Phase/50HZ(+/- 5%) and 415V (+/- 10%) including Ammeter, Overload relay, under Voltage release with no Volt coil, Air Break contactors suitable for next Standard higher KW rating, Single phasing preventor, dry running preventor and On/Off Push button switches, including the capacitor etc complete and as directed by TWAD Board officers (the cost of capacitor is to be taken separately).
Upto 5 HP
Supply, delivery of 1.1 KV Grade Armoured aluminium Conductor cross Linked Poly ethylene insulated PVC sheathed cables confirmaing to IS etc., complete and as directed by TWAD board Officers. for following Wells submersible motor to main panel board.
3core 35 Sq. mm
3core 10 Sq. mm
3core 16 Sq. mm
3core 50 Sq. mm
3core 35 Sq. mm
3core 10 Sq. mm
3core 16 Sq. mm
3core 50 Sq. mm
3core 35 Sq. mm
3core 10 Sq. mm
3core 16 Sq. mm
3core 50 Sq. mm
630 Amps 4 Pole ACB Switch
Attending Repair, rectification and reconditioning of CI Sluice valve ,Scour valve,Air valve, CI NRV valve, including all material,, conveyance, labour charges and re erection of valve etc., complete and as directed by TWAD Board Officers.
400 mm CI Sluice valve
300 mm CI Sluice valve
250 mm CI Sluice valve
200 mm CI Sluice valve
125 mm CI Sluice valve
100 mm CI Sluice valve
80 mm CI Sluice valve
65 mm CI Sluice valve
50 mm CI Sluice valve
250 mm CI Scour valve
150 mm CI Scour valve
100 mm CI Scour valve
80 mm CI Scour valve
50 mm CI Scour valve
400 mm CI Non return valve
250 mm CI Non return valve
200 mm CI Non return valve
100 mm CI Non return valve
80 mm CI Non return valve
100 mm CI Double Air valve
80 mm CI Double Air valve
50 mm CI Double Air valve
40 mm CI Double Air valve
Supply and delivery of Power capacitor for power factor improvement with oil filled with discharge resistance 3 phase 415/440V 50 HZ conforming to ISS:2834 with ISI marking
Supply, delivery and fixing of following size of Gate valves in OHT's etc., complete and as directed by TWAD Board Officers.
50 mm gate valve
65 mm gate valve
80 mm gate valve
100 mm gate valve
Supply and delivery of Overload Relays: Directly operated Bimetallic Thermal overload relay which operates in case of overload and also in case of under voltage with manual and auto reset mode etc., complete and as directed by TWAD Board Officers
Upto 5A
Upto 10A-20A
Upto 20A-30A
Upto 30A-50A
Electric Motor protection device against single phasing. The device should protect the motor against single phasing, reverse phasing and unbalance supply. The device should be suitable for any device and have provisions for mounting in panel boards. Operate without need of any auxiliary supply.
Electric Motor protection device against dry running. The device should protect the motor against Dry running. The device should be suitable for any device and have provisions for mounting in panel boards. Operate without need of any auxiliary supply etc., complete and as directed by TWAD Board Officers
Removal of sediments and depositions of sludge, silt,Particles inside the sump at various capacities by engaging required labours and diesel pumpsets and cleaning the side wall and bottom of sump using wire brushes, brooms, collecting , lifting of the deposited slit particles outside the sump, washing side wall and floor slab using bleaching powder including lighting arrangements and safety arrangements inside the sump, hire charges for the buckets, rope etc and supply of bleaching powder for cleaning purposes etc., complete and as directed by TWAD Board officers
5.00 LL capacity Sump
4.00 LL capacity Sump
2.00 LL capacity Sump
Desilting light or sandysoil or silt from infiltration wells below water level including the charges for special T&P and air compressor etc., complete and as directed by TWAD Board officers.
Electro magnetic contactors of suitablecapacity in AC Three Phase rating,conforming to IS/IEC 60947-4-1.
Labour charges for dismantling of 15 KVA Transformer with all accessories by using crane etc. complete as directed by TWAD Board officers
Supply and delivery of HV 11KV Copper Dual Coat Super enameled winding coils for 3 phase to 250 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of LV 433V Copper windings for 3 phase insulation to 150 KVA Transformer as per IS Specifications as rected by TWAD Board Officers
Supply and delivery of 3 phase insulation to 150 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of new transformer oil to 250 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of 11KV HV Bushing with metal parts to 150 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of 433KV LV Bushing copper rod to 150 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of silica gel breather to 150 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of Capillary type thermometer including accessories to 150 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of gasket & oil seals to 150 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of paint to 150 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Charges for hot air chamber treatment for IR value Improvement work 900c for 2 days to 150 KVA Transformer as per IS Specifications as directed by TwAD Board Officers
Charges for transformer tank cleaning and painting work to 150 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Labour Charges for new windings reassembling with new insulation off load tape switch connection load with delta star connection by copper bracing work two coatings varnish apply work to 150 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Charges for attending core winding job to tank accessories fixing as per IS specification including testing work with loading to 150 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Labour charges for Re rection of 150 KVA Transformer and all accessories by using crane etc. complete as directed by TWAD Board officers
Conveyance charges for transformer head works station to work shop site and work shop site to head works station completion of rectification works etc. complete as directed by TWAD Board officers
Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of all disinfectents (such as bleaching powder, chlorine cylinder, silver ionization rods as applicable to this CWSS), labour charges and all incidental charges for disinfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points / tail ends, testing of water samples including additional / required / instructed dosage during the period of Flood/ Calamities etc., complete and as directed by TWAD Board officers.
Supply, delivery of stable Bleaching Powder anywhere in the schemes maintained by TWAD Board as per IS 1065:1989 (Grade I) and amended from time to time including freight, loading, unloading, transporation, transit insurance, all other incidental charges at site of work etc., complete and as directed by TWAD Board officers.
For the Year 2028-2029 (From 01.04.2027 - 31.03.2028)
Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protector of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure 9.638MLD, carrying out the O&M as per standard operating procedures, Acts and rules in force and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity etc complete and as directed by TWAD Board officers Totally 3517.870 ML (9.638*365)
Attending Burst in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc complete and as directed by TWAD Board officers
Supply and delivery of the following sizes of unplastisized PVC Rigid pipes and specials confirming to IS other specifications as amended from time to time with ISI marking as specified in ISI and having the required working pressure and delivery at site of work including loading, unloading, freight, stacking and transportation, insurance charges, etc., complete and as directed by TWAD Board officers.
50 mm PVC 6 KSC
63 mm PVC 4 KSC
75 mm PVC 4 KSC
90 mm PVC 4 KSC
110 mm PVC 4 KSC
140 mm PVC 4 KSC
160 mm PVC 4 KSC
50 mm PVC 6 KSC
63 mm PVC 4 KSC
75 mm PVC 4 KSC
90 mm PVC 4 KSC
110 mm PVC 4 KSC
140 mm PVC 4 KSC
160 mm PVC 4 KSC
Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for the following sizes of pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers.
For PVC Pipes of various sizes
AC Pipes of various sizes
AC Pipes of various sizes
Removing following the burst Pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipe line with sound pipe including jointing and cost of refilling the pipe line with water for retesting the pipe line etc complete (excluding cost of sound pipe and jointing materials and earth work) and as directed by the TWAD Board Officers
50 mm PVC 6 KSC
63 mm PVC 4 KSC
75 mm PVC 4 KSC
90 mm PVC 4 KSC
110 mm PVC 4 KSC
140 mm PVC 4 KSC
160 mm PVC 4 KSC
Supply and Delivery of MS pipes of preferred dimensions ranging from 168.30mm OD to 2540mm OD having 2.6mm to 25mm thickness as per Table- 5 of IS 3589/2001 fabricated with Fe410 grade steel conforming to IS 3589:2001 and other allied codes. Pipes shall be internally lined with plant applied Food Grade Liquid epoxy coating of minimum dry film thickness (DFT)of 406 microns as per Annex -B ,Clause- 1.2 of IS 3589:2001 Pipes shall be externally coated with plant applied Food grade liquid Epoxy coating of 406 microns dry film minimum thickness (DFT)as per Annex - B of IS 3589:2001
406.4 mm x 4 mm thick MS PIPE
457 mm x 4 mm thick PIPE
Supply and delivery of lead wool as per sample including loading, umloading and transportation charges etc. complete and as directed by TWAD Bd. Officers
150 mm AC Pipe
200 mm AC Pipe
250 mm AC Pipe
400 mm PSC Pipe
450 mm PSC Pipe
Supply and delivery of Hardcrete oil as per sample including loading, umloading and transportation charges etc. complete and as directed by TWAD Bd. Officers
150 mm AC Pipe
200 mm AC Pipe
250 mm AC Pipe
400 mm PSC Pipe
450 mm PSC Pipe
Supply and delivery of cement including loading, unloading and transporation charges etc complete and as directed by TWAD Board Officers
150 mm AC Pipe
200 mm AC Pipe
250 mm AC Pipe
400 mm PSC Pipe
450 mm PSC Pipe
Supply and delivery of the following sizes of DUCTILE IRON PIPES of CLASS K7 confirming to the IS 8329/2000 and other specifications at site of work including loading, unloading, fright, stacking, transit and insurance, etc. complete and as directed by TWAD Board officers.
150 mm DI K7 Class
200 mm DI K7 Class
250 mm DI K7 Class
Removing the burst A.C. Pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipe line with sound pipe including jointing and cost of refilling the pipe line with water for retesting the pipe line etc complete (excluding cost of sound pipe and jointing materials and earth work) and as directed by the TWAD Board Officers
150 mm dia AC Class 15 Pipe
200 mm dia AC Class 15 Pipe
250 mm dia AC Class 15 Pipe
Dewatering using 5HP diesel engine pumpset including Hire charges, cost of Diesel, Engine oil, pump operator, labour charges, conveyance of pumpset and fuel to site and back, loading, unloading and any other incidental charges etc., complete. And as directed by TWAD Board officers
150 mm AC Pipe
200 mm AC Pipe
250 mm AC Pipe
Refilling with excavated soil (other than sand)complying with standard specification in layers of 15cm watered well rammed and consolidated after the pipes and specials are laid,jointed and tested etc. and removing and depositing the surplus earth at the places shown by the TWAD Board Officers.
AC Pipes of various sizes
Attending Leaks in the Pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc., complete and as directed by TWAD Board officers.
Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for leak rectification works for the following sizes of Pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers.
GI Pipes of various sizes
PSC Pipes of various sizes
PSC Pipes of various sizes
MS Pipes of various sizes
Jointing HDPE/MS Pipes and Specials by butt fusion welding / electro fusion welding joints using fusion equipment as per ISO 21307-2011 and as per IS 7634 (part-2) : 2012 including cost of hire charges for butt fusion equipment power supply arrangements etc., complete as per directed by TWAD Board Officers.
200 mm Dia and thick MS Pipe
400 mm Dia and thick MS Pipe
450 mm Dia and thick MS Pipe
Supply and Delivery of MJ Collars inclusive of transportation charges anywhere in Tamilnadu etc complete and as directed by TWAD Board officers
Supply and delivery of the following sizes of GI pipes ( Medium class) confirming to the IS and other specifications including transportation charges any where in Tamilnadu etc., complete and as directed by TWAD Board officers
40 mm GI Pipe
50 mm GI Pipe
65 mm GI Pipe
85 mm GI Pipe
100 mm GI Pipe
125 mm GI Pipe
150 mm GI Pipe
Supply and delivery of following sizes of GI Specials conforming to IS specifications at site of work inclusive of transportation charges any where in Tamilnadu etc., complete and as directed by TWAD Board officers.
40 mm GI Coupling
50 mm GI Coupling
65 mm GI Coupling
80 mm GI Coupling
100 mm GI Coupling
125 mm GI Coupling
150 mm GI Coupling
400 mm PSC Pipe
450 mm PSC Pipe
Cutting the following sizes of the GI pipes true to axis and filing smoothly and finishing the ends etc., complete and as directed by TWAD Board officers.
40 mm GI Pipe
50 mm GI Pipe
65 mm GI Pipe
80 mm GI Pipe
100 mm GI Pipe
125 mm GI Pipe
150 mm GI Pipe
Threading the following sizes of the GI pipes true to axis etc., complete and as directed by TWAD Board officers.
40 mm GI Pipe
50 mm GI Pipe
65 mm GI Pipe
80 mm GI Pipe
100 mm GI Pipe
125 mm GI Pipe
150 mm GI Pipe
Dewatering using 5HP diesel engine pumpset including Hire charges, cost of Diesel, Engine oil, pump operator, labour charges, conveyance of pumpset and fuel to site and back, loading, unloading and any other incidental charges etc., complete. And as directed by TWAD Board officers
400 mm PSC Pipe
450 mm PSC Pipe
200 mm Dia and thick MS Pipe
400 mm Dia and thick PSC Pipe
450 mm Dia and thick PSC Pipe
Refilling with excavated soil (other than sand)complying with standard specification in layers of 15cm watered well rammed and consolidated after the pipes and specials are laid,jointed and tested etc. and removing and depositing the surplus earth at the places shown by the TWAD Board Officers.
MS Pipes of various sizes
PSC Pipes of various sizes
Providing , laying,spreading and compacting graded stone aggregates for Wet Mix Macadam 250mm thichk including premixing the materials with water at OMC in mechanical mix plant, conveyance of mixed materials by tipper to site, laying in uniform layers using pavers in Sub Base / Base course on well prepared surface and compacting with vibratory roller to acheive the desired density including cost of material, labour charges, rentals of machinery, fuel and all other incidental charges etc., complete as per cluse 406 of MORTH Rev - 5.
Plain cement concrete 1:4:8 using 40mm HBS including cost of all materials, labour charges for mixing and placing in position of concrete, curing, finishing etc., complete
Plain cement concrete 1:2:4 using 20mm HBS including cost of all materials, labour charges for mixing and placing in position of concrete, curing, finishing etc., complete
Rewinding of Motors/ Coil in pumping stations iod in the Electrical, Mechanical and Elctro- mechanical items to bring back the scheme / components into normal running conditition as per specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.2.6. of General conditions of Contract Part II. complete and as directed by the TWAD Board officers.
Rewinding of motor and reconditioning of pump and repair works to various capacity Open well Submersible pumpset including cost of all material, conveyance, labour charges for removing and re-erection etc., complete and as directed by TWAD Board officers.
Repair and reconditioning works in Centrifugal HSC Motors including cost of all material , conveyance, labour charges for removing and re-erection of Centrifugal HSC Motorsetc., complete and as directed by TWAD Board officers.
Repair and reconditioning works in various capacity Centrifugal HSC Pumpsets including cost of all material ,(excluding bronze impeller) conveyance, labour charges for removing and re-erection of Centrifugal HSC Pumpsets etc., complete and as directed by TWAD Board officers.
Supply and delivery of direct online starter confirming to IS13947, IEC60947-1 and as amended thereafter with suitable KW rating for operation in AC/ three Phase/50HZ(+/- 5%) and 415V (+/- 10%) including Ammeter, Overload relay, under Voltage release with no Volt coil, Air Break contactors suitable for next Standard higher KW rating, Single phasing preventor, dry running preventor and On/Off Push button switches, including the capacitor etc complete and as directed by TWAD Board officers (the cost of capacitor is to be taken separately).
Upto 5 HP
Supply, delivery of 1.1 KV Grade Armoured aluminium Conductor cross Linked Poly ethylene insulated PVC sheathed cables confirmaing to IS etc., complete and as directed by TWAD board Officers. for following Wells submersible motor to main panel board.
3core 35 Sq. mm
3core 10 Sq. mm
3core 16 Sq. mm
3core 50 Sq. mm
3core 35 Sq. mm
3core 10 Sq. mm
3core 16 Sq. mm
3core 50 Sq. mm
3core 35 Sq. mm
3core 10 Sq. mm
3core 16 Sq. mm
3core 50 Sq. mm
630 Amps 4 Pole ACB Switch
Attending Repair, rectification and reconditioning of CI Sluice valve ,Scour valve,Air valve, CI NRV valve, including all material,, conveyance, labour charges and re erection of valve etc., complete and as directed by TWAD Board Officers.
400 mm CI Sluice valve
300 mm CI Sluice valve
250 mm CI Sluice valve
200 mm CI Sluice valve
125 mm CI Sluice valve
100 mm CI Sluice valve
80 mm CI Sluice valve
65 mm CI Sluice valve
50 mm CI Sluice valve
250 mm CI Scour valve
150 mm CI Scour valve
100 mm CI Scour valve
80 mm CI Scour valve
50 mm CI Scour valve
400 mm CI Non return valve
250 mm CI Non return valve
200 mm CI Non return valve
100 mm CI Non return valve
80 mm CI Non return valve
100 mm CI Double Air valve
80 mm CI Double Air valve
50 mm CI Double Air valve
40 mm CI Double Air valve
Supply and delivery of Power capacitor for power factor improvement with oil filled with discharge resistance 3 phase 415/440V 50 HZ conforming to ISS:2834 with ISI marking
Supply, delivery and fixing of following size of Gate valves in OHT's etc., complete and as directed by TWAD Board Officers.
50 mm gate valve
65 mm gate valve
80 mm gate valve
100 mm gate valve
Supply and delivery of Overload Relays: Directly operated Bimetallic Thermal overload relay which operates in case of overload and also in case of under voltage with manual and auto reset mode etc., complete and as directed by TWAD Board Officers
Upto 5A
Upto 10A-20A
Upto 20A-30A
Upto 30A-50A
Electric Motor protection device against single phasing. The device should protect the motor against single phasing, reverse phasing and unbalance supply. The device should be suitable for any device and have provisions for mounting in panel boards. Operate without need of any auxiliary supply.
Electric Motor protection device against dry running. The device should protect the motor against Dry running. The device should be suitable for any device and have provisions for mounting in panel boards. Operate without need of any auxiliary supply etc., complete and as directed by TWAD Board Officers
Removal of sediments and depositions of sludge, silt,Particles inside the sump at various capacities by engaging required labours and diesel pumpsets and cleaning the side wall and bottom of sump using wire brushes, brooms, collecting , lifting of the deposited slit particles outside the sump, washing side wall and floor slab using bleaching powder including lighting arrangements and safety arrangements inside the sump, hire charges for the buckets, rope etc and supply of bleaching powder for cleaning purposes etc., complete and as directed by TWAD Board officers
5.00 LL capacity Sump
4.00 LL capacity Sump
2.00 LL capacity Sump
Desilting light or sandysoil or silt from infiltration wells below water level including the charges for special T&P and air compressor etc., complete and as directed by TWAD Board officers.
Electro magnetic contactors of suitablecapacity in AC Three Phase rating,conforming to IS/IEC 60947-4-1.
Labour charges for dismantling of 15 KVA Transformer with all accessories by using crane etc. complete as directed by TWAD Board officers
Supply and delivery of HV 11KV Copper Dual Coat Super enameled winding coils for 3 phase to 250 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of LV 433V Copper windings for 3 phase insulation to 150 KVA Transformer as per IS Specifications as rected by TWAD Board Officers
Supply and delivery of 3 phase insulation to 150 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of new transformer oil to 250 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of 11KV HV Bushing with metal parts to 150 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of 433KV LV Bushing copper rod to 150 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of silica gel breather to 150 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of Capillary type thermometer including accessories to 150 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of gasket & oil seals to 150 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of paint to 150 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Charges for hot air chamber treatment for IR value Improvement work 900c for 2 days to 150 KVA Transformer as per IS Specifications as directed by TwAD Board Officers
Charges for transformer tank cleaning and painting work to 150 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Labour Charges for new windings reassembling with new insulation off load tape switch connection load with delta star connection by copper bracing work two coatings varnish apply work to 150 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Charges for attending core winding job to tank accessories fixing as per IS specification including testing work with loading to 150 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Labour charges for Re rection of 150 KVA Transformer and all accessories by using crane etc. complete as directed by TWAD Board officers
Conveyance charges for transformer head works station to work shop site and work shop site to head works station completion of rectification works etc. complete as directed by TWAD Board officers
Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of all disinfectents (such as bleaching powder, chlorine cylinder, silver ionization rods as applicable to this CWSS), labour charges and all incidental charges for disinfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points / tail ends, testing of water samples including additional / required / instructed dosage during the period of Flood/ Calamities etc., complete and as directed by TWAD Board officers.
Supply, delivery of stable Bleaching Powder anywhere in the schemes maintained by TWAD Board as per IS 1065:1989 (Grade I) and amended from time to time including freight, loading, unloading, transporation, transit insurance, all other incidental charges at site of work etc., complete and as directed by TWAD Board officers.
Grand Total I,II & III
Item Rate BoQ
BoQ_Ver4.0
Name of the Bidder/ Bidding Firm / Company :
PRICE SCHEDULE- A5 (This BOQ template must not be modified/replaced by the bidder and the same should be uploaded after filling the relevent columns, else the bidder is liable to be rejected for this tender. Bidders are allowed to enter the Bidder Name and Values only)
NUMBER #
For the Year 2026-2027 (From 01.04.2026 - 31.03.2027)
Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protector of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure 28.176 MLD, carrying out the O&M as per standard operating procedures, Acts and rules in force and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity etc complete and as directed by TWAD Board officers Totally 10284.24 ML (28.176*365)
Attending Burst in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc complete and as directed by TWAD Board officers
Supply and delivery of the following sizes of HDPE PN 6 pipes and specials confirming to IS other specifications as amended from time to time with ISI marking as specified in ISI and having the required working pressure and delivery at site of work including loading, unloading, freight, stacking and transit, insurance charges, etc., complete and as directed by TWAD Board officers.
63 mm dia HDPE Pipe PN 6
75 mm dia HDPE Pipe PN 6
90 mm dia HDPE Pipe PN 6
110 mm dia HDPE Pipe PN 6
110 mm dia HDPE Pipe PN 8
125 mm dia HDPE Pipe PN 6
140 mm dia HDPE Pipe PN 6
140 mm dia HDPE Pipe PN 8
140 mm dia HDPE Pipe PN 10
200 mm dia HDPE Pipe PN 6
200 mm dia HDPE Pipe PN 8
200 mm dia HDPE Pipe PN 10
Supply and delivery of HDPE specials of confirming to IS specifications at site of work inclusive of transportation charges anywhere in Tamil Nadu and as directed by TWAD Board officers.
63 mm dia HDPE Coupler (PN 6)
75 mm dia HDPE Coupler (PN 6)
90 mm dia HDPE Coupler (PN 6)
110 mm dia HDPE Coupler (PN 6)
110 mm dia HDPE Coupler (PN 8)
125 mm dia HDPE Coupler (PN 6)
140 mm dia HDPE Coupler (PN 6)
140 mm dia HDPE Coupler (PN 8)
140 mm dia HDPE Coupler (PN 10)
200 mm dia HDPE Coupler (PN 6)
200 mm dia HDPE Coupler (PN 8)
200 mm dia HDPE Coupler (PN10)
Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for the following sizes of pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers.
For HDPE Pipes of various sizes
Removing following the burst Pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipe line with sound pipe including jointing and cost of refilling the pipe line with water for retesting the pipe line etc complete (excluding cost of sound pipe and jointing materials and earth work) and as directed by the TWAD Board Officers
63 mm dia HDPE Pipe
75 mm dia HDPE Pipe
90 mm dia HDPE Pipe
110 mm dia HDPE Pipe
125 mm dia HDPE Pipe
140 mm dia HDPE Pipe
200 mm dia HDPE Pipe
Attending Leaks in the Pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc., complete and as directed by TWAD Board officers.
Supply and delivery of the following sizes of GI pipes ( Medium class) confirming to the IS and other specifications including transportation charges any where in Tamilnadu etc., complete and as directed by TWAD Board officers
65 mm GI Pipe
80 mm GI Pipe
100 mm GI Pipe
Supply and delivery of following sizes of GI Specials conforming to IS specifications at site of work inclusive of transportation charges any where in Tamilnadu etc., complete and as directed by TWAD Board officers.
65 mm GI Coupling
80 mm GI Coupling
100 mm GI Coupling
Supplying and delivery of the following sizes of HDPE Pipes - PE 100 - PN6 , PN 8 & PN 10 confirming to IS:4984/2016 and other specifications in standard lengths including transportation charges any where in Tamilnadu etc., complete and as directed by TWAD Board officers
63 mm dia HDPE Pipe PN 6
75 mm dia HDPE Pipe PN 6
90 mm dia HDPE Pipe PN 6
110 mm dia HDPE Pipe PN 6
110 mm dia HDPE Pipe PN 8
125 mm dia HDPE Pipe PN 6
140 mm dia HDPE Pipe PN 6
140 mm dia HDPE Pipe PN 8
140 mm dia HDPE Pipe PN 10
200 mm dia HDPE Pipe PN 6
200 mm dia HDPE Pipe PN 8
200 mm dia HDPE Pipe PN 10
Supply and delivery of HDPE specials of confirming to IS specifications at site of work inclusive of transportation charges anywhere in Tamil Nadu and as directed by TWAD Board officers.
63 mm dia HDPE Coupler (PN 6)
75 mm dia HDPE Coupler (PN 6)
90 mm dia HDPE Coupler (PN 6)
110 mm dia HDPE Coupler (PN 6)
110 mm dia HDPE Coupler (PN 8)
125 mm dia HDPE Coupler (PN 6)
140 mm dia HDPE Coupler (PN 6)
140 mm dia HDPE Coupler (PN 8)
140 mm dia HDPE Coupler (PN 10)
200 mm dia HDPE Coupler (PN 6)
200 mm dia HDPE Coupler (PN 8)
200 mm dia HDPE Coupler (PN 10)
Supply and Delivery of MS bare pipes of the following dimensions as per Table- 5 of IS 3589/2001 fabricated with Fe410 grade steel conforming to IS 3589:2001 and other allied codes including transportation charges in any where in Tamilnadu etc., complete and as directed by TWAD Board officers
711 mm x 7.1 mm Dia and thick MS Pipe
508 mm x 5 mm Dia and thick MS Pipe
323.9 x 4.5 mm Dia and thick MS Pipe
200 mm MS Pipes
125 mm MS Pipes
Supply and delivery of the following sizes of DI K7 S/S Pipes confirming to IS 8329/2000 and other specifications as amended from time to time with ISI marking as specified in ISI and having the required working pressure and delivery at site of work including loading, unloading, freight, stacking and transit, insurance charges, etc., complete and as directed by TWAD Board officers.
500mm DI K7 Class
450mm DI K7 Class
350mm DI K7 Class
300mm DI K7 Class
250mm DI K7 Class
200mm DI K7 Class
150mm DI K7Class
100mm DI K7 Class
Supply and delivery of the following sizes of CID joints confirming to IS 8794/1988 and other specifications as amended from time to time with ISI marking as specified in ISI and having the required working pressure and delivery at site of work including loading, unloading, freight, stacking and transit, insurance charges, etc., complete and as directed by TWAD Board officers.
500mm DI K7 Class
450mm DI K7 Pipe
350mm DI K7 Pipe
300mm DI K7 Pipe
250mm DI K7 Pipe
200mm DI K7 Pipe
150mm DI K7 Pipe
100mm DI K7 Pipe
300mm DI K9 Pipe
250mm DI K9 Pipe
200mm DI K9 Pipe
Supply and delivery of the following sizes of DI K9 S/S Pipes confirming to IS 8329/2000 and other specifications as amended from time to time with ISI marking as specified in ISI and having the required working pressure and delivery at site of work including loading, unloading, freight, stacking and transit, insurance charges, etc., complete and as directed by TWAD Board officers.
300mm DI K9 Pipe
250mm DI K9 Pipe
200mm DI K9 Pipe
Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for leak rectification works for the following sizes of Pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers.
GI Pipes of various sizes
HDPE Pipes of various sizes
MS Pipes of various sizes
DI Pipes of various sizes
Jointing the M.S. Pipes and specials with welded joints with the required no of run internally and externally including gauging including cost of welding rods LPG & O2Gas and hire charges for welding machine , cutting machine, power generators , crane and other required tools and plants and labour charges for fixing apputenances and other accessories where ever necessary in connection with pipe laying works and completing the work if all respects as per specification and as directed by TWAD Board officers.
711 mm x 7.1 mm Dia and thick MS Pipe
508 mm x 5 mm Dia and thick MS Pipe
323.9 x 4.5 mm Dia and thick MS Pipe
200 mm MS Pipes
125 mm MS Pipes
Jointing HDPE/MS Pipes and Specials by butt fusion welding / electro fusion welding joints using fusion equipment as per ISO 21307-2011 and as per IS 7634 (part-2) : 2012 including cost of hire charges for butt fusion equipment power supply arrangements etc., complete as per directed by TWAD Board Officers.
63 mm dia HDPE Pipe
75 mm dia HDPE Pipe
90 mm dia HDPE Pipe
110 mm dia HDPE Pipe
125 mm dia HDPE Pipe
140 mm dia HDPE Pipe
200 mm dia HDPE Pipe
Cutting the following sizes of the GI pipes true to axis and filing smoothly and finishing the ends etc., complete and as directed by TWAD Board officers.
65 mm GI Pipe
80 mm GI Pipe
100 mm GI Pipe
Threading the following sizes of the GI pipes true to axis etc., complete and as directed by TWAD Board officers.
65 mm GI Pipe
80 mm GI Pipe
100 mm GI Pipe
Dewatering using 5HP diesel engine pumpset including Hire charges, cost of Diesel, Engine oil, pump operator, labour charges, conveyance of pumpset and fuel to site and back, loading, unloading and any other incidental charges etc., complete. And as directed by TWAD Board officers
Various size of MS Pipe
Various size of HDPE Pipe
200 mm dia HDPE Pipe
Various size of DI K7 Class
Refilling with excavated soil (other than sand)complying with standard specification in layers of 15cm watered well rammed and consolidated after the pipes and specials are laid,jointed and tested etc. and removing and depositing the surplus earth at the places shown by the TWAD Board Officers.
HDPE Pipes of various sizes
MS Pipes of various sizes
DI Pipes of various sizes
REPAIR AND RENEWAL OF PUMPSETS
Rewinding of Motors/ Coil in pumping stations iod in the Electrical, Mechanical and Elctro- mechanical items to bring back the scheme / components into normal running conditition as per specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.2.6. of General conditions of Contract Part II. complete and as directed by the TWAD Board officers.
Repair and reconditioning works in various capacity Centrifugal HSC Pumpsets including cost of all material ,(excluding bronze impeller) conveyance, labour charges for removing and re-erection of Centrifugal HSC Pumpsets etc., complete and as directed by TWAD Board officers.
Repair and reconditioning works to various capacity Vertical Turbine Pumpsets including cost of all material,(excluding bronze impeller, SS Shaft, MS column pipe) conveyance, labour charges for removing and re-erection etc., complete and as directed by TWAD Board officers.
Rewinding of motor and reconditioning of pump and repair works to various capacity Open well Submersible pumpset including cost of all material, conveyance, labour charges for removing and re-erection etc., complete and as directed by TWAD Board officers.
Supply and delivery of direct online starter confirming to IS13947, IEC60947-1 and as amended thereafter with suitable KW rating for operation in AC/ three Phase/50HZ(+/- 5%) and 415V (+/- 10%) including Ammeter, Overload relay, under Voltage release with no Volt coil, Air Break contactors suitable for next Standard higher KW rating, Single phasing preventor, dry running preventor and On/Off Push button switches, including the capacitor etc complete and as directed by TWAD Board officers (the cost of capacitor is to be taken separately).
Upto 5 HP
Supply, delivery of 1.1 KV Grade Armoured aluminium Conductor cross Linked Poly ethylene insulated PVC sheathed cables confirmaing to IS etc., complete and as directed by TWAD board Officers. for following Wells submersible motor to main panel board.
3.50 core 25 Sq. mm
3.50 core 35 Sq. mm
3.50 core 50 Sq. mm
3.50 core70 Sq. mm
3.50 core 95 Sq. mm
3.50 core 120 Sq. mm
3.50 core 150 Sq. mm
3.50 core 185 Sq. mm
3.50 core 300 Sq. mm
3.00 core 185 Sq. mm
3.00 core 150 Sq. mm
3.00 core 120 Sq. mm
3.00 core 95 Sq. mm
3.00 core 70 Sq. mm
3.00 core 50 Sq. mm
3.00 core 35 Sq. mm
3.00 core 25 Sq. mm
3.00 core 16 Sq. mm
3.00 core 10 Sq. mm
3.00 core 6 Sq. mm
3.00 core 4 Sq. mm
4.00 core 10 Sq. mm
4.00 core 16 Sq. mm
4.00 core 6 Sq. mm
3.00 core 2.5 Sq. mm
3.50 core 25 Sq. mm
3.50 core 35 Sq. mm
3.5 core 50 Sq. mm
3.50 core 70 Sq. mm
3.50 core 95 Sq. mm
3.50 core 120 Sq. mm
3.50 core 150 Sq. mm
3.50 core 185 Sq. mm
3.50 core 300 Sq. mm
3.00 core 185 Sq. mm
3.00 core 150 Sq. mm
3.00 core 120 Sq. mm
3.00 core 95 Sq. mm
3.00 core 70 Sq. mm
3.00 core 50 Sq. mm
3.00 core 35 Sq. mm
3.00 core 25 Sq. mm
3.00 core 16 Sq. mm
3.00 core 10 Sq. mm
3.00 core 6 Sq. mm
3.00 core 4 Sq. mm
4.00 core10 Sq. mm
4.00 core16 Sq. mm
4.00 core 6 Sq. mm
3.00 core 2.5 Sq. mm
3.50 core 25 Sq. mm
3.50 core 35 Sq. mm
3.50 core 50 Sq. mm
3.50 core 70 Sq. Mm
3.50 core 95 Sq. mm
3.50 core 120 Sq. mm
3.50 core 150 Sq. mm
3.50 core 185 Sq. mm
3.50 core 300 Sq. mm
3.00 core 185 Sq. mm
3.00 core 150 Sq. mm
3.00 core 120 Sq. mm
3.00 core 95 Sq. mm
3.00 core 70 Sq. mm
3.00 core 50 Sq. mm
3.00 core35 Sq. mm
3.00 core25 Sq. mm
3.00 core16 Sq. mm
3.00 core10 Sq. mm
3.00 core 6 Sq. mm
3.00 core 4 Sq. mm
4.00 core 10 Sq. mm
4.00 core 16 Sq. mm
4.00 core 6 Sq. mm
3.00 core 2.5 Sq. mm
Supply and delivery of following Range AMPS 3 Pole & 4 Pole MCCB Switch (Moulted case circuit breakers) to control EB supply from E.B Pole to Main Panel Board
32 Amps 3 Pole MCCB Switch
63 Amps 3 Pole MCCB Switch
100 Amps 3 Pole MCCB Switch
125 Amps 3 Pole MCCB Switch
200 Amps 3 Pole MCCB Switch
250 Amps 3 Pole MCCB Switch
Attending Repair, rectification and reconditioning of CI Sluice valve ,Scour valve,Air valve, CI NRV valve, including all material,, conveyance, labour charges and re erection of valve etc., complete and as directed by TWAD Board Officers.
500 mm CI Sluice valve
450 mm CI Sluice valve
350 mm CI Sluice valve
300 mm CI Sluice valve
250 mm CI Sluice valve
200 mm CI Sluice valve
150 mm CI Sluice valve
125 mm CI Sluice valve
100 mm CI Sluice valve
80 mm CI Sluice valve
65 mm CI Sluice valve
50 mm CI Sluice valve
300 mm Scour valve
250 mm Scour valve
200mm Scour valve
150 mm Scour Valve
125mm Scour Valve
100 mm Scour valve
80 mm Scour valve
50 mm Scour valve
100mm Air Valve
80mm Air Valve
50mm Air Valve
40mm Air Valve
20mm Air Valve
Supply and delivery of Power capacitor for power factor improvement with oil filled with discharge resistance 3 phase 415/440V 50 HZ conforming to ISS:2834 with ISI marking
Supply, delivery and fixing of following size of Gate valves in OHT's etc., complete and as directed by TWAD Board Officers.
65 mm gate valve
80 mm gate valve
100 mm gate valve
Supply and delivery of Overload Relays: Directly operated Bimetallic Thermal overload relay which operates in case of overload and also in case of under voltage with manual and auto reset mode etc., complete and as directed by TWAD Board Officers
Upto 5A
Upto 5A-10A
Upto 10A-20A
Upto 20A-30A
Upto 50A-75A
Upto 75A-110A
Upto 200A-300A
Removal of sediments and depositions of sludge, silt,Particles inside the sump at various capacities by engaging required labours and diesel pumpsets and cleaning the side wall and bottom of sump using wire brushes, brooms, collecting , lifting of the deposited slit particles outside the sump, washing side wall and floor slab using bleaching powder including lighting arrangements and safety arrangements inside the sump, hire charges for the buckets, rope etc and supply of bleaching powder for cleaning purposes etc., complete and as directed by TWAD Board officers
1.80 LL capacity Sump
2.50 LL capacity Sump
3.65 LL capacity Sump
5.75 LL capacity Sump
1.00 LL capacity Sump
2.80 LL capacity Sump
3.95 LL capacity Sump
2.05 LL capacity Sump
06 LL capacity Sump
0.55 LL capacity Sump
1.15 LL capacity Sump
1.20 LL capacity Sump
1.65LL capacity Sump
3.40 LL capacity Sump
1.50 LL capacity Sump
0.25 LL capacity Sump
3.5 LL capacity Sump
1.00 LL capacity Sump
2.65 LL capacity Sump
2.10 LL capacity Sump
2.90 LL capacity Sump
3.50 LL capacity Sump
1.50 LL capacity Sump
1.05 LL capacity Sump
2.30 LL capacity Sump
1.00 LL capacity Sump
2.40 LL capacity Sump
3.45 LL capacity Sump
2.25 LL capacity Sump
4.10 LL capacity Sump
5.70 LL capacity Sump
7.95 LL capacity Sump
2.45 LL capacity Sump
4.10 LL capacity Sump
9.05 LL capacity Sump
9.20 LL capacity Sump
15.30 LL capacity Sump
1.00 LL capacity Sump
2.00 LL capacity Sump
Providing , laying,spreading and compacting graded stone aggregates for Wet Mix Macadam 250mm thichk including premixing the materials with water at OMC in mechanical mix plant, conveyance of mixed materials by tipper to site, laying in uniform layers using pavers in Sub Base / Base course on well prepared surface and compacting with vibratory roller to acheive the desired density including cost of material, labour charges, rentals of machinery, fuel and all other incidental charges etc., complete as per cluse 406 of MORTH Rev - 5.
Plain cement concrete 1:4:8 using 40mm HBS including cost of all materials, labour charges for mixing and placing in position of concrete, curing, finishing etc., complete
Plain cement concrete 1:2:4 using 20mm HBS including cost of all materials, labour charges for mixing and placing in position of concrete, curing, finishing etc., complete
COST OF CHEMICALS
Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of all disinfectents (such as bleaching powder, chlorine cylinder, silver ionization rods as applicable to this CWSS), labour charges and all incidental charges for disinfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points / tail ends, testing of water samples including additional / required / instructed dosage during the period of Flood/ Calamities etc., complete and as directed by TWAD Board officers.
Supply and delivery of Liquid Chlorine cylinder as per IS specification (with chlorine 99.80% moisture, Na203 Hydrogen and carbon dioxide are to be Nil) including loading, freight, unloading, stacking transit insurance and all other incidental charges and as directed by TWAD Board officers.
Supply, delivery of Ferric Alum (Sulphate of alumina - Ferric) Grade - II in loose as per ISI 299/2012 and amended from time to time including freight, loading, unloading, transporation, transit insurance all other incidental charges and as directed by TWAD Board officers.
For the Year 2027-2028 (From 01.04.2027 - 31.03.2028)
Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protector of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure 28.606 MLD, carrying out the O&M as per standard operating procedures, Acts and rules in force and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity etc complete and as directed by TWAD Board officers Totally 10469.80 ML (28.606*366)
Attending Burst in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc complete and as directed by TWAD Board officers
Supply and delivery of the following sizes of HDPE PN 6 pipes and specials confirming to IS other specifications as amended from time to time with ISI marking as specified in ISI and having the required working pressure and delivery at site of work including loading, unloading, freight, stacking and transit, insurance charges, etc., complete and as directed by TWAD Board officers.
63 mm dia HDPE Pipe PN 6
75 mm dia HDPE Pipe PN 6
90 mm dia HDPE Pipe PN 6
110 mm dia HDPE Pipe PN 6
110 mm dia HDPE Pipe PN 8
125 mm dia HDPE Pipe PN 6
140 mm dia HDPE Pipe PN 6
140 mm dia HDPE Pipe PN 8
140 mm dia HDPE Pipe PN 10
200 mm dia HDPE Pipe PN 6
200 mm dia HDPE Pipe PN 8
200 mm dia HDPE Pipe PN 10
Supply and delivery of HDPE specials of confirming to IS specifications at site of work inclusive of transportation charges anywhere in Tamil Nadu and as directed by TWAD Board officers.
63 mm dia HDPE Coupler (PN 6)
75 mm dia HDPE Coupler (PN 6)
90 mm dia HDPE Coupler (PN 6)
110 mm dia HDPE Coupler (PN 6)
110 mm dia HDPE Coupler (PN 8)
125 mm dia HDPE Coupler (PN 6)
140 mm dia HDPE Coupler (PN 6)
140 mm dia HDPE Coupler (PN 8)
140 mm dia HDPE Coupler (PN 10)
200 mm dia HDPE Coupler (PN 6)
200 mm dia HDPE Coupler (PN 8)
200 mm dia HDPE Coupler (PN10)
Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for the following sizes of pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers.
For HDPE Pipes of various sizes
Removing following the burst Pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipe line with sound pipe including jointing and cost of refilling the pipe line with water for retesting the pipe line etc complete (excluding cost of sound pipe and jointing materials and earth work) and as directed by the TWAD Board Officers
63 mm dia HDPE Pipe
75 mm dia HDPE Pipe
90 mm dia HDPE Pipe
110 mm dia HDPE Pipe
125 mm dia HDPE Pipe
140 mm dia HDPE Pipe
200 mm dia HDPE Pipe
Attending Leaks in the Pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc., complete and as directed by TWAD Board officers.
Supply and delivery of the following sizes of GI pipes ( Medium class) confirming to the IS and other specifications including transportation charges any where in Tamilnadu etc., complete and as directed by TWAD Board officers
65 mm GI Pipe
80 mm GI Pipe
100 mm GI Pipe
Supply and delivery of following sizes of GI Specials conforming to IS specifications at site of work inclusive of transportation charges any where in Tamilnadu etc., complete and as directed by TWAD Board officers.
65 mm GI Coupling
80 mm GI Coupling
100 mm GI Coupling
Supplying and delivery of the following sizes of HDPE Pipes - PE 100 - PN6 , PN 8 & PN 10 confirming to IS:4984/2016 and other specifications in standard lengths including transportation charges any where in Tamilnadu etc., complete and as directed by TWAD Board officers
63 mm dia HDPE Pipe PN 6
75 mm dia HDPE Pipe PN 6
90 mm dia HDPE Pipe PN 6
110 mm dia HDPE Pipe PN 6
110 mm dia HDPE Pipe PN 8
125 mm dia HDPE Pipe PN 6
140 mm dia HDPE Pipe PN 6
140 mm dia HDPE Pipe PN 8
140 mm dia HDPE Pipe PN 10
200 mm dia HDPE Pipe PN 6
200 mm dia HDPE Pipe PN 8
200 mm dia HDPE Pipe PN 10
Supply and delivery of HDPE specials of confirming to IS specifications at site of work inclusive of transportation charges anywhere in Tamil Nadu and as directed by TWAD Board officers.
63 mm dia HDPE Coupler (PN 6)
75 mm dia HDPE Coupler (PN 6)
90 mm dia HDPE Coupler (PN 6)
110 mm dia HDPE Coupler (PN 6)
110 mm dia HDPE Coupler (PN 8)
125 mm dia HDPE Coupler (PN 6)
140 mm dia HDPE Coupler (PN 6)
140 mm dia HDPE Coupler (PN 8)
140 mm dia HDPE Coupler (PN 10)
200 mm dia HDPE Coupler (PN 6)
200 mm dia HDPE Coupler (PN 8)
200 mm dia HDPE Coupler (PN 10)
Supply and Delivery of MS bare pipes of the following dimensions as per Table- 5 of IS 3589/2001 fabricated with Fe410 grade steel conforming to IS 3589:2001 and other allied codes including transportation charges in any where in Tamilnadu etc., complete and as directed by TWAD Board officers
711 mm x 7.1 mm Dia and thick MS Pipe
508 mm x 5 mm Dia and thick MS Pipe
323.9 x 4.5 mm Dia and thick MS Pipe
200 mm MS Pipes
125 mm MS Pipes
Supply and delivery of the following sizes of DI K7 S/S Pipes confirming to IS 8329/2000 and other specifications as amended from time to time with ISI marking as specified in ISI and having the required working pressure and delivery at site of work including loading, unloading, freight, stacking and transit, insurance charges, etc., complete and as directed by TWAD Board officers.
500mm DI K7 Class
450mm DI K7 Class
350mm DI K7 Class
300mm DI K7 Class
250mm DI K7 Class
200mm DI K7 Class
150mm DI K7Class
100mm DI K7 Class
Supply and delivery of the following sizes of CID joints confirming to IS 8794/1988 and other specifications as amended from time to time with ISI marking as specified in ISI and having the required working pressure and delivery at site of work including loading, unloading, freight, stacking and transit, insurance charges, etc., complete and as directed by TWAD Board officers.
500mm DI K7 Class
450mm DI K7 Pipe
350mm DI K7 Pipe
300mm DI K7 Pipe
250mm DI K7 Pipe
200mm DI K7 Pipe
150mm DI K7 Pipe
100mm DI K7 Pipe
300mm DI K9 Pipe
250mm DI K9 Pipe
200mm DI K9 Pipe
Supply and delivery of the following sizes of DI K9 S/S Pipes confirming to IS 8329/2000 and other specifications as amended from time to time with ISI marking as specified in ISI and having the required working pressure and delivery at site of work including loading, unloading, freight, stacking and transit, insurance charges, etc., complete and as directed by TWAD Board officers.
300mm DI K9 Pipe
250mm DI K9 Pipe
200mm DI K9 Pipe
Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for leak rectification works for the following sizes of Pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers.
GI Pipes of various sizes
HDPE Pipes of various sizes
MS Pipes of various sizes
DI Pipes of various sizes
Jointing the M.S. Pipes and specials with welded joints with the required no of run internally and externally including gauging including cost of welding rods LPG & O2Gas and hire charges for welding machine , cutting machine, power generators , crane and other required tools and plants and labour charges for fixing apputenances and other accessories where ever necessary in connection with pipe laying works and completing the work if all respects as per specification and as directed by TWAD Board officers.
711 mm x 7.1 mm Dia and thick MS Pipe
508 mm x 5 mm Dia and thick MS Pipe
323.9 x 4.5 mm Dia and thick MS Pipe
200 mm MS Pipes
125 mm MS Pipes
Jointing HDPE/MS Pipes and Specials by butt fusion welding / electro fusion welding joints using fusion equipment as per ISO 21307-2011 and as per IS 7634 (part-2) : 2012 including cost of hire charges for butt fusion equipment power supply arrangements etc., complete as per directed by TWAD Board Officers.
63 mm dia HDPE Pipe
75 mm dia HDPE Pipe
90 mm dia HDPE Pipe
110 mm dia HDPE Pipe
125 mm dia HDPE Pipe
140 mm dia HDPE Pipe
200 mm dia HDPE Pipe
Cutting the following sizes of the GI pipes true to axis and filing smoothly and finishing the ends etc., complete and as directed by TWAD Board officers.
65 mm GI Pipe
80 mm GI Pipe
100 mm GI Pipe
Threading the following sizes of the GI pipes true to axis etc., complete and as directed by TWAD Board officers.
65 mm GI Pipe
80 mm GI Pipe
100 mm GI Pipe
Dewatering using 5HP diesel engine pumpset including Hire charges, cost of Diesel, Engine oil, pump operator, labour charges, conveyance of pumpset and fuel to site and back, loading, unloading and any other incidental charges etc., complete. And as directed by TWAD Board officers
Various size of MS Pipe
Various size of HDPE Pipe
200 mm dia HDPE Pipe
Various size of DI K7 Class
Refilling with excavated soil (other than sand)complying with standard specification in layers of 15cm watered well rammed and consolidated after the pipes and specials are laid,jointed and tested etc. and removing and depositing the surplus earth at the places shown by the TWAD Board Officers.
HDPE Pipes of various sizes
MS Pipes of various sizes
DI Pipes of various sizes
REPAIR AND RENEWAL OF PUMPSETS
Rewinding of Motors/ Coil in pumping stations iod in the Electrical, Mechanical and Elctro- mechanical items to bring back the scheme / components into normal running conditition as per specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.2.6. of General conditions of Contract Part II. complete and as directed by the TWAD Board officers.
Repair and reconditioning works in various capacity Centrifugal HSC Pumpsets including cost of all material ,(excluding bronze impeller) conveyance, labour charges for removing and re-erection of Centrifugal HSC Pumpsets etc., complete and as directed by TWAD Board officers.
Repair and reconditioning works to various capacity Vertical Turbine Pumpsets including cost of all material,(excluding bronze impeller, SS Shaft, MS column pipe) conveyance, labour charges for removing and re-erection etc., complete and as directed by TWAD Board officers.
Rewinding of motor and reconditioning of pump and repair works to various capacity Open well Submersible pumpset including cost of all material, conveyance, labour charges for removing and re-erection etc., complete and as directed by TWAD Board officers.
Supply and delivery of direct online starter confirming to IS13947, IEC60947-1 and as amended thereafter with suitable KW rating for operation in AC/ three Phase/50HZ(+/- 5%) and 415V (+/- 10%) including Ammeter, Overload relay, under Voltage release with no Volt coil, Air Break contactors suitable for next Standard higher KW rating, Single phasing preventor, dry running preventor and On/Off Push button switches, including the capacitor etc complete and as directed by TWAD Board officers (the cost of capacitor is to be taken separately).
Upto 5 HP
Supply, delivery of 1.1 KV Grade Armoured aluminium Conductor cross Linked Poly ethylene insulated PVC sheathed cables confirmaing to IS etc., complete and as directed by TWAD board Officers. for following Wells submersible motor to main panel board.
3.50 core 25 Sq. mm
3.50 core 35 Sq. mm
3.50 core 50 Sq. mm
3.50 core70 Sq. mm
3.50 core 95 Sq. mm
3.50 core 120 Sq. mm
3.50 core 150 Sq. mm
3.50 core 185 Sq. mm
3.50 core 300 Sq. mm
3.00 core 185 Sq. mm
3.00 core 150 Sq. mm
3.00 core 120 Sq. mm
3.00 core 95 Sq. mm
3.00 core 70 Sq. mm
3.00 core 50 Sq. mm
3.00 core 35 Sq. mm
3.00 core 25 Sq. mm
3.00 core 16 Sq. mm
3.00 core 10 Sq. mm
3.00 core 6 Sq. mm
3.00 core 4 Sq. mm
4.00 core 10 Sq. mm
4.00 core 16 Sq. mm
4.00 core 6 Sq. mm
3.00 core 2.5 Sq. mm
3.50 core 25 Sq. mm
3.50 core 35 Sq. mm
3.5 core 50 Sq. mm
3.50 core 70 Sq. mm
3.50 core 95 Sq. mm
3.50 core 120 Sq. mm
3.50 core 150 Sq. mm
3.50 core 185 Sq. mm
3.50 core 300 Sq. mm
3.00 core 185 Sq. mm
3.00 core 150 Sq. mm
3.00 core 120 Sq. mm
3.00 core 95 Sq. mm
3.00 core 70 Sq. mm
3.00 core 50 Sq. mm
3.00 core 35 Sq. mm
3.00 core 25 Sq. mm
3.00 core 16 Sq. mm
3.00 core 10 Sq. mm
3.00 core 6 Sq. mm
3.00 core 4 Sq. mm
4.00 core10 Sq. mm
4.00 core16 Sq. mm
4.00 core 6 Sq. mm
3.00 core 2.5 Sq. mm
3.50 core 25 Sq. mm
3.50 core 35 Sq. mm
3.50 core 50 Sq. mm
3.50 core 70 Sq. Mm
3.50 core 95 Sq. mm
3.50 core 120 Sq. mm
3.50 core 150 Sq. mm
3.50 core 185 Sq. mm
3.50 core 300 Sq. mm
3.00 core 185 Sq. mm
3.00 core 150 Sq. mm
3.00 core 120 Sq. mm
3.00 core 95 Sq. mm
3.00 core 70 Sq. mm
3.00 core 50 Sq. mm
3.00 core35 Sq. mm
3.00 core25 Sq. mm
3.00 core16 Sq. mm
3.00 core10 Sq. mm
3.00 core 6 Sq. mm
3.00 core 4 Sq. mm
4.00 core 10 Sq. mm
4.00 core 16 Sq. mm
4.00 core 6 Sq. mm
3.00 core 2.5 Sq. mm
Supply and delivery of following Range AMPS 3 Pole & 4 Pole MCCB Switch (Moulted case circuit breakers) to control EB supply from E.B Pole to Main Panel Board
3 Pole MCCB
32 Amps 3 Pole MCCB Switch
63 Amps 3 Pole MCCB Switch
100 Amps 3 Pole MCCB Switch
125 Amps 3 Pole MCCB Switch
200 Amps 3 Pole MCCB Switch
250 Amps 3 Pole MCCB Switch
Attending Repair, rectification and reconditioning of CI Sluice valve ,Scour valve,Air valve, CI NRV valve, including all material,, conveyance, labour charges and re erection of valve etc., complete and as directed by TWAD Board Officers.
500 mm CI Sluice valve
450 mm CI Sluice valve
350 mm CI Sluice valve
300 mm CI Sluice valve
250 mm CI Sluice valve
200 mm CI Sluice valve
150 mm CI Sluice valve
125 mm CI Sluice valve
100 mm CI Sluice valve
80 mm CI Sluice valve
65 mm CI Sluice valve
50 mm CI Sluice valve
300 mm Scour valve
250 mm Scour valve
200mm Scour valve
150 mm Scour Valve
125mm Scour Valve
100 mm Scour valve
80 mm Scour valve
50 mm Scour valve
100mm Air Valve
80mm Air Valve
50mm Air Valve
40mm Air Valve
20mm Air Valve
Supply and delivery of Power capacitor for power factor improvement with oil filled with discharge resistance 3 phase 415/440V 50 HZ conforming to ISS:2834 with ISI marking
Supply, delivery and fixing of following size of Gate valves in OHT's etc., complete and as directed by TWAD Board Officers.
65 mm gate valve
80 mm gate valve
100 mm gate valve
Supply and delivery of Overload Relays: Directly operated Bimetallic Thermal overload relay which operates in case of overload and also in case of under voltage with manual and auto reset mode etc., complete and as directed by TWAD Board Officers
Upto 5A
Upto 5A-10A
Upto 10A-20A
Upto 20A-30A
Upto 50A-75A
Upto 75A-110A
Upto 200A-300A
Removal of sediments and depositions of sludge, silt,Particles inside the sump at various capacities by engaging required labours and diesel pumpsets and cleaning the side wall and bottom of sump using wire brushes, brooms, collecting , lifting of the deposited slit particles outside the sump, washing side wall and floor slab using bleaching powder including lighting arrangements and safety arrangements inside the sump, hire charges for the buckets, rope etc and supply of bleaching powder for cleaning purposes etc., complete and as directed by TWAD Board officers
1.80 LL capacity Sump
2.50 LL capacity Sump
3.65 LL capacity Sump
5.75 LL capacity Sump
1.00 LL capacity Sump
2.80 LL capacity Sump
3.95 LL capacity Sump
2.05 LL capacity Sump
06 LL capacity Sump
0.55 LL capacity Sump
1.15 LL capacity Sump
1.20 LL capacity Sump
1.65LL capacity Sump
3.40 LL capacity Sump
1.50 LL capacity Sump
0.25 LL capacity Sump
3.5 LL capacity Sump
1.00 LL capacity Sump
2.65 LL capacity Sump
2.10 LL capacity Sump
2.90 LL capacity Sump
3.50 LL capacity Sump
1.50 LL capacity Sump
1.05 LL capacity Sump
2.30 LL capacity Sump
1.00 LL capacity Sump
2.40 LL capacity Sump
3.45 LL capacity Sump
2.25 LL capacity Sump
4.10 LL capacity Sump
5.70 LL capacity Sump
7.95 LL capacity Sump
2.45 LL capacity Sump
4.10 LL capacity Sump
9.05 LL capacity Sump
9.20 LL capacity Sump
15.30 LL capacity Sump
1.00 LL capacity Sump
2.00 LL capacity Sump
CONCRETE
Providing , laying,spreading and compacting graded stone aggregates for Wet Mix Macadam 250mm thichk including premixing the materials with water at OMC in mechanical mix plant, conveyance of mixed materials by tipper to site, laying in uniform layers using pavers in Sub Base / Base course on well prepared surface and compacting with vibratory roller to acheive the desired density including cost of material, labour charges, rentals of machinery, fuel and all other incidental charges etc., complete as per cluse 406 of MORTH Rev - 5.
Plain cement concrete 1:4:8 using 40mm HBS including cost of all materials, labour charges for mixing and placing in position of concrete, curing, finishing etc., complete
Plain cement concrete 1:2:4 using 20mm HBS including cost of all materials, labour charges for mixing and placing in position of concrete, curing, finishing etc., complete
Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of all disinfectents (such as bleaching powder, chlorine cylinder, silver ionization rods as applicable to this CWSS), labour charges and all incidental charges for disinfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points / tail ends, testing of water samples including additional / required / instructed dosage during the period of Flood/ Calamities etc., complete and as directed by TWAD Board officers.
Supply and delivery of Liquid Chlorine cylinder as per IS specification (with chlorine 99.80% moisture, Na203 Hydrogen and carbon dioxide are to be Nil) including loading, freight, unloading, stacking transit insurance and all other incidental charges and as directed by TWAD Board officers.
Supply, delivery of Ferric Alum (Sulphate of alumina - Ferric) Grade - II in loose as per ISI 299/2012 and amended from time to time including freight, loading, unloading, transporation, transit insurance all other incidental charges and as directed by TWAD Board officers.
For the Year 2028-2029 (From 01.04.2028 - 31.03.2029)
Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protector of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure 29.026 MLD, carrying out the O&M as per standard operating procedures, Acts and rules in force and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity etc complete and as directed by TWAD Board officers Totally 10594.49 ML (29.026*365)
Attending Burst in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc complete and as directed by TWAD Board officers
Supply and delivery of the following sizes of HDPE PN 6 pipes and specials confirming to IS other specifications as amended from time to time with ISI marking as specified in ISI and having the required working pressure and delivery at site of work including loading, unloading, freight, stacking and transit, insurance charges, etc., complete and as directed by TWAD Board officers.
63 mm dia HDPE Pipe PN 6
75 mm dia HDPE Pipe PN 6
90 mm dia HDPE Pipe PN 6
110 mm dia HDPE Pipe PN 6
110 mm dia HDPE Pipe PN 8
125 mm dia HDPE Pipe PN 6
140 mm dia HDPE Pipe PN 6
140 mm dia HDPE Pipe PN 8
140 mm dia HDPE Pipe PN 10
200 mm dia HDPE Pipe PN 6
200 mm dia HDPE Pipe PN 8
200 mm dia HDPE Pipe PN 10
Supply and delivery of HDPE specials of confirming to IS specifications at site of work inclusive of transportation charges anywhere in Tamil Nadu and as directed by TWAD Board officers.
63 mm dia HDPE Coupler (PN 6)
75 mm dia HDPE Coupler (PN 6)
90 mm dia HDPE Coupler (PN 6)
110 mm dia HDPE Coupler (PN 6)
110 mm dia HDPE Coupler (PN 8)
125 mm dia HDPE Coupler (PN 6)
140 mm dia HDPE Coupler (PN 6)
140 mm dia HDPE Coupler (PN 8)
140 mm dia HDPE Coupler (PN 10)
200 mm dia HDPE Coupler (PN 6)
200 mm dia HDPE Coupler (PN 8)
200 mm dia HDPE Coupler (PN10)
Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for the following sizes of pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers.
For HDPE Pipes of various sizes
Removing following the burst Pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipe line with sound pipe including jointing and cost of refilling the pipe line with water for retesting the pipe line etc complete (excluding cost of sound pipe and jointing materials and earth work) and as directed by the TWAD Board Officers
63 mm dia HDPE Pipe
75 mm dia HDPE Pipe
90 mm dia HDPE Pipe
110 mm dia HDPE Pipe
125 mm dia HDPE Pipe
140 mm dia HDPE Pipe
200 mm dia HDPE Pipe
Attending Leaks in the Pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc., complete and as directed by TWAD Board officers.
Supply and delivery of the following sizes of GI pipes ( Medium class) confirming to the IS and other specifications including transportation charges any where in Tamilnadu etc., complete and as directed by TWAD Board officers
65 mm GI Pipe
80 mm GI Pipe
100 mm GI Pipe
Supply and delivery of following sizes of GI Specials conforming to IS specifications at site of work inclusive of transportation charges any where in Tamilnadu etc., complete and as directed by TWAD Board officers.
65 mm GI Coupling
80 mm GI Coupling
100 mm GI Coupling
Supplying and delivery of the following sizes of HDPE Pipes - PE 100 - PN6 , PN 8 & PN 10 confirming to IS:4984/2016 and other specifications in standard lengths including transportation charges any where in Tamilnadu etc., complete and as directed by TWAD Board officers
63 mm dia HDPE Pipe PN 6
75 mm dia HDPE Pipe PN 6
90 mm dia HDPE Pipe PN 6
110 mm dia HDPE Pipe PN 6
110 mm dia HDPE Pipe PN 8
125 mm dia HDPE Pipe PN 6
140 mm dia HDPE Pipe PN 6
140 mm dia HDPE Pipe PN 8
140 mm dia HDPE Pipe PN 10
200 mm dia HDPE Pipe PN 6
200 mm dia HDPE Pipe PN 8
200 mm dia HDPE Pipe PN 10
Supply and delivery of HDPE specials of confirming to IS specifications at site of work inclusive of transportation charges anywhere in Tamil Nadu and as directed by TWAD Board officers.
63 mm dia HDPE Coupler (PN 6)
75 mm dia HDPE Coupler (PN 6)
90 mm dia HDPE Coupler (PN 6)
110 mm dia HDPE Coupler (PN 6)
110 mm dia HDPE Coupler (PN 8)
125 mm dia HDPE Coupler (PN 6)
140 mm dia HDPE Coupler (PN 6)
140 mm dia HDPE Coupler (PN 8)
140 mm dia HDPE Coupler (PN 10)
200 mm dia HDPE Coupler (PN 6)
200 mm dia HDPE Coupler (PN 8)
200 mm dia HDPE Coupler (PN 10)
Supply and Delivery of MS bare pipes of the following dimensions as per Table- 5 of IS 3589/2001 fabricated with Fe410 grade steel conforming to IS 3589:2001 and other allied codes including transportation charges in any where in Tamilnadu etc., complete and as directed by TWAD Board officers
711 mm x 7.1 mm Dia and thick MS Pipe
508 mm x 5 mm Dia and thick MS Pipe
323.9 x 4.5 mm Dia and thick MS Pipe
200 mm MS Pipes
125 mm MS Pipes
Supply and delivery of the following sizes of DI K7 S/S Pipes confirming to IS 8329/2000 and other specifications as amended from time to time with ISI marking as specified in ISI and having the required working pressure and delivery at site of work including loading, unloading, freight, stacking and transit, insurance charges, etc., complete and as directed by TWAD Board officers.
500mm DI K7 Class
450mm DI K7 Class
350mm DI K7 Class
300mm DI K7 Class
250mm DI K7 Class
200mm DI K7 Class
150mm DI K7Class
100mm DI K7 Class
Supply and delivery of the following sizes of CID joints confirming to IS 8794/1988 and other specifications as amended from time to time with ISI marking as specified in ISI and having the required working pressure and delivery at site of work including loading, unloading, freight, stacking and transit, insurance charges, etc., complete and as directed by TWAD Board officers.
500mm DI K7 Class
450mm DI K7 Pipe
350mm DI K7 Pipe
300mm DI K7 Pipe
250mm DI K7 Pipe
200mm DI K7 Pipe
150mm DI K7 Pipe
100mm DI K7 Pipe
300mm DI K9 Pipe
250mm DI K9 Pipe
200mm DI K9 Pipe
Supply and delivery of the following sizes of DI K9 S/S Pipes confirming to IS 8329/2000 and other specifications as amended from time to time with ISI marking as specified in ISI and having the required working pressure and delivery at site of work including loading, unloading, freight, stacking and transit, insurance charges, etc., complete and as directed by TWAD Board officers.
300mm DI K9 Pipe
250mm DI K9 Pipe
200mm DI K9 Pipe
Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for leak rectification works for the following sizes of Pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers.
GI Pipes of various sizes
HDPE Pipes of various sizes
MS Pipes of various sizes
DI Pipes of various sizes
Jointing the M.S. Pipes and specials with welded joints with the required no of run internally and externally including gauging including cost of welding rods LPG & O2Gas and hire charges for welding machine , cutting machine, power generators , crane and other required tools and plants and labour charges for fixing apputenances and other accessories where ever necessary in connection with pipe laying works and completing the work if all respects as per specification and as directed by TWAD Board officers.
711 mm x 7.1 mm Dia and thick MS Pipe
508 mm x 5 mm Dia and thick MS Pipe
323.9 x 4.5 mm Dia and thick MS Pipe
200 mm MS Pipes
125 mm MS Pipes
Jointing HDPE/MS Pipes and Specials by butt fusion welding / electro fusion welding joints using fusion equipment as per ISO 21307-2011 and as per IS 7634 (part-2) : 2012 including cost of hire charges for butt fusion equipment power supply arrangements etc., complete as per directed by TWAD Board Officers.
63 mm dia HDPE Pipe
75 mm dia HDPE Pipe
90 mm dia HDPE Pipe
110 mm dia HDPE Pipe
125 mm dia HDPE Pipe
140 mm dia HDPE Pipe
200 mm dia HDPE Pipe
Cutting the following sizes of the GI pipes true to axis and filing smoothly and finishing the ends etc., complete and as directed by TWAD Board officers.
65 mm GI Pipe
80 mm GI Pipe
100 mm GI Pipe
Threading the following sizes of the GI pipes true to axis etc., complete and as directed by TWAD Board officers.
65 mm GI Pipe
80 mm GI Pipe
100 mm GI Pipe
Dewatering using 5HP diesel engine pumpset including Hire charges, cost of Diesel, Engine oil, pump operator, labour charges, conveyance of pumpset and fuel to site and back, loading, unloading and any other incidental charges etc., complete. And as directed by TWAD Board officers
Various size of MS Pipe
Various size of HDPE Pipe
200 mm dia HDPE Pipe
Various size of DI K7 Class
Refilling with excavated soil (other than sand)complying with standard specification in layers of 15cm watered well rammed and consolidated after the pipes and specials are laid,jointed and tested etc. and removing and depositing the surplus earth at the places shown by the TWAD Board Officers.
HDPE Pipes of various sizes
MS Pipes of various sizes
DI Pipes of various sizes
REPAIR AND RENEWAL OF PUMPSETS
Rewinding of Motors/ Coil in pumping stations iod in the Electrical, Mechanical and Elctro- mechanical items to bring back the scheme / components into normal running conditition as per specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.2.6. of General conditions of Contract Part II. complete and as directed by the TWAD Board officers.
Repair and reconditioning works in various capacity Centrifugal HSC Pumpsets including cost of all material ,(excluding bronze impeller) conveyance, labour charges for removing and re-erection of Centrifugal HSC Pumpsets etc., complete and as directed by TWAD Board officers.
Repair and reconditioning works to various capacity Vertical Turbine Pumpsets including cost of all material,(excluding bronze impeller, SS Shaft, MS column pipe) conveyance, labour charges for removing and re-erection etc., complete and as directed by TWAD Board officers.
Rewinding of motor and reconditioning of pump and repair works to various capacity Open well Submersible pumpset including cost of all material, conveyance, labour charges for removing and re-erection etc., complete and as directed by TWAD Board officers.
Supply and delivery of direct online starter confirming to IS13947, IEC60947-1 and as amended thereafter with suitable KW rating for operation in AC/ three Phase/50HZ(+/- 5%) and 415V (+/- 10%) including Ammeter, Overload relay, under Voltage release with no Volt coil, Air Break contactors suitable for next Standard higher KW rating, Single phasing preventor, dry running preventor and On/Off Push button switches, including the capacitor etc complete and as directed by TWAD Board officers (the cost of capacitor is to be taken separately).
Upto 5 HP
Supply, delivery of 1.1 KV Grade Armoured aluminium Conductor cross Linked Poly ethylene insulated PVC sheathed cables confirmaing to IS etc., complete and as directed by TWAD board Officers. for following Wells submersible motor to main panel board.
3.50 core 25 Sq. mm
3.50 core 35 Sq. mm
3.50 core 50 Sq. mm
3.50 core70 Sq. mm
3.50 core 95 Sq. mm
3.50 core 120 Sq. mm
3.50 core 150 Sq. mm
3.50 core 185 Sq. mm
3.50 core 300 Sq. mm
3.00 core 185 Sq. mm
3.00 core 150 Sq. mm
3.00 core 120 Sq. mm
3.00 core 95 Sq. mm
3.00 core 70 Sq. mm
3.00 core 50 Sq. mm
3.00 core 35 Sq. mm
3.00 core 25 Sq. mm
3.00 core 16 Sq. mm
3.00 core 10 Sq. mm
3.00 core 6 Sq. mm
3.00 core 4 Sq. mm
4.00 core 10 Sq. mm
4.00 core 16 Sq. mm
4.00 core 6 Sq. mm
3.00 core 2.5 Sq. mm
Laying of 1.1 KV Grade PVC insulated steel Armoured aluminium cable as per I.E. rules to be laid in between Well Submersible motor and main panel board.
3.50 core 25 Sq. mm
3.50 core 35 Sq. mm
3.5 core 50 Sq. mm
3.50 core 70 Sq. mm
3.50 core 95 Sq. mm
3.50 core 120 Sq. mm
3.50 core 150 Sq. mm
3.50 core 185 Sq. mm
3.50 core 300 Sq. mm
3.00 core 185 Sq. mm
3.00 core 150 Sq. mm
3.00 core 120 Sq. mm
3.00 core 95 Sq. mm
3.00 core 70 Sq. mm
3.00 core 50 Sq. mm
3.00 core 35 Sq. mm
3.00 core 25 Sq. mm
3.00 core 16 Sq. mm
3.00 core 10 Sq. mm
3.00 core 6 Sq. mm
3.00 core 4 Sq. mm
4.00 core10 Sq. mm
4.00 core16 Sq. mm
4.00 core 6 Sq. mm
3.00 core 2.5 Sq. mm
Jonting the 1.1KV grade PVC Insulated Steel armoured aluminum cable as per I E Rules including Jointing materials, Labour etc complete directed by the TWAD Board officers
3.50 core 25 Sq. mm
3.50 core 35 Sq. mm
3.50 core 50 Sq. mm
3.50 core 70 Sq. Mm
3.50 core 95 Sq. mm
3.50 core 120 Sq. mm
3.50 core 150 Sq. mm
3.50 core 185 Sq. mm
3.50 core 300 Sq. mm
3.00 core 185 Sq. mm
3.00 core 150 Sq. mm
3.00 core 120 Sq. mm
3.00 core 95 Sq. mm
3.00 core 70 Sq. mm
3.00 core 50 Sq. mm
3.00 core35 Sq. mm
3.00 core25 Sq. mm
3.00 core16 Sq. mm
3.00 core10 Sq. mm
3.00 core 6 Sq. mm
3.00 core 4 Sq. mm
4.00 core 10 Sq. mm
4.00 core 16 Sq. mm
4.00 core 6 Sq. mm
3.00 core 2.5 Sq. mm
Supply and delivery of following Range AMPS 3 Pole & 4 Pole MCCB Switch (Moulted case circuit breakers) to control EB supply from E.B Pole to Main Panel Board
3 Pole MCCB
32 Amps 3 Pole MCCB Switch
63 Amps 3 Pole MCCB Switch
100 Amps 3 Pole MCCB Switch
125 Amps 3 Pole MCCB Switch
200 Amps 3 Pole MCCB Switch
250 Amps 3 Pole MCCB Switch
Attending Repair, rectification and reconditioning of CI Sluice valve ,Scour valve,Air valve, CI NRV valve, including all material,, conveyance, labour charges and re erection of valve etc., complete and as directed by TWAD Board Officers.
500 mm CI Sluice valve
450 mm CI Sluice valve
350 mm CI Sluice valve
300 mm CI Sluice valve
250 mm CI Sluice valve
200 mm CI Sluice valve
150 mm CI Sluice valve
125 mm CI Sluice valve
100 mm CI Sluice valve
80 mm CI Sluice valve
65 mm CI Sluice valve
50 mm CI Sluice valve
300 mm Scour valve
250 mm Scour valve
200mm Scour valve
150 mm Scour Valve
125mm Scour Valve
100 mm Scour valve
80 mm Scour valve
50 mm Scour valve
100mm Air Valve
80mm Air Valve
50mm Air Valve
40mm Air Valve
20mm Air Valve
Supply and delivery of Power capacitor for power factor improvement with oil filled with discharge resistance 3 phase 415/440V 50 HZ conforming to ISS:2834 with ISI marking
Supply, delivery and fixing of following size of Gate valves in OHT's etc., complete and as directed by TWAD Board Officers.
65 mm gate valve
80 mm gate valve
100 mm gate valve
Supply and delivery of Overload Relays: Directly operated Bimetallic Thermal overload relay which operates in case of overload and also in case of under voltage with manual and auto reset mode etc., complete and as directed by TWAD Board Officers
Upto 5A
Upto 5A-10A
Upto 10A-20A
Upto 20A-30A
Upto 50A-75A
Upto 75A-110A
Upto 200A-300A
Removal of sediments and depositions of sludge, silt,Particles inside the sump at various capacities by engaging required labours and diesel pumpsets and cleaning the side wall and bottom of sump using wire brushes, brooms, collecting , lifting of the deposited slit particles outside the sump, washing side wall and floor slab using bleaching powder including lighting arrangements and safety arrangements inside the sump, hire charges for the buckets, rope etc and supply of bleaching powder for cleaning purposes etc., complete and as directed by TWAD Board officers
1.80 LL capacity Sump
2.50 LL capacity Sump
3.65 LL capacity Sump
5.75 LL capacity Sump
1.00 LL capacity Sump
2.80 LL capacity Sump
3.95 LL capacity Sump
2.05 LL capacity Sump
06 LL capacity Sump
0.55 LL capacity Sump
1.15 LL capacity Sump
1.20 LL capacity Sump
1.65LL capacity Sump
3.40 LL capacity Sump
1.50 LL capacity Sump
0.25 LL capacity Sump
3.5 LL capacity Sump
1.00 LL capacity Sump
2.65 LL capacity Sump
2.10 LL capacity Sump
2.90 LL capacity Sump
3.50 LL capacity Sump
1.50 LL capacity Sump
1.05 LL capacity Sump
2.30 LL capacity Sump
1.00 LL capacity Sump
2.40 LL capacity Sump
3.45 LL capacity Sump
2.25 LL capacity Sump
4.10 LL capacity Sump
5.70 LL capacity Sump
7.95 LL capacity Sump
2.45 LL capacity Sump
4.10 LL capacity Sump
9.05 LL capacity Sump
9.20 LL capacity Sump
15.30 LL capacity Sump
1.00 LL capacity Sump
2.00 LL capacity Sump
CONCRETE
Providing , laying,spreading and compacting graded stone aggregates for Wet Mix Macadam 250mm thichk including premixing the materials with water at OMC in mechanical mix plant, conveyance of mixed materials by tipper to site, laying in uniform layers using pavers in Sub Base / Base course on well prepared surface and compacting with vibratory roller to acheive the desired density including cost of material, labour charges, rentals of machinery, fuel and all other incidental charges etc., complete as per cluse 406 of MORTH Rev - 5.
Plain cement concrete 1:4:8 using 40mm HBS including cost of all materials, labour charges for mixing and placing in position of concrete, curing, finishing etc., complete
Plain cement concrete 1:2:4 using 20mm HBS including cost of all materials, labour charges for mixing and placing in position of concrete, curing, finishing etc., complete
COST OF CHEMICALS
Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of all disinfectents (such as bleaching powder, chlorine cylinder, silver ionization rods as applicable to this CWSS), labour charges and all incidental charges for disinfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points / tail ends, testing of water samples including additional / required / instructed dosage during the period of Flood/ Calamities etc., complete and as directed by TWAD Board officers.
Supply and delivery of Liquid Chlorine cylinder as per IS specification (with chlorine 99.80% moisture, Na203 Hydrogen and carbon dioxide are to be Nil) including loading, freight, unloading, stacking transit insurance and all other incidental charges and as directed by TWAD Board officers.
Supply, delivery of Ferric Alum (Sulphate of alumina - Ferric) Grade - II in loose as per ISI 299/2012 and amended from time to time including freight, loading, unloading, transporation, transit insurance all other incidental charges and as directed by TWAD Board officers.
Grand Total I,II & III
Item Rate BoQ
BoQ_Ver4.0
Name of the Bidder/ Bidding Firm / Company :
PRICE SCHEDULE- A6 (This BOQ template must not be modified/replaced by the bidder and the same should be uploaded after filling the relevent columns, else the bidder is liable to be rejected for this tender. Bidders are allowed to enter the Bidder Name and Values only)
NUMBER #
For the Year 2026-2027 (From 01.04.2026 - 31.03.2027)
Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protector of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure 0.85 MLD, carrying out the O&M as per standard operating procedures, Acts and rules in force and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity etc complete and as directed by TWAD Board officers Totally 310.25 ML (0.85*365)
Attending Burst in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc complete and as directed by TWAD Board officers
Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for the following sizes of pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers.
For AC Pipes of various sizes
Removing following the burst Pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipe line with sound pipe including jointing and cost of refilling the pipe line with water for retesting the pipe line etc complete (excluding cost of sound pipe and jointing materials and earth work) and as directed by the TWAD Board Officers
200 mm dia AC Pipe
250 mm dia AC Pipe
300 mm dia AC Pipe
Supply and delivery of the following sizes of DI K7 S/S Pipes confirming to IS 8329/2000 and other specifications as amended from time to time with ISI marking as specified in ISI and having the required working pressure and delivery at site of work including loading, unloading, freight, stacking and transit, insurance charges, etc., complete and as directed by TWAD Board officers.
200mm DI K7 Class
300mm DI K7 Class
350mm DI K7 Class
Supply and Delivery of MJ Collars inclusive of transportation charges anywhere in Tamilnadu etc complete and as directed by TWAD Board officers
Attending Leaks in the Pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc., complete and as directed by TWAD Board officers.
Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for leak rectification works for the following sizes of Pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers.
PVC Pipes of various sizes
Removing the burst P.V.C. Pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipe line with sound pipe including jointing and cost of refilling the pipe line with water for retesting the pipe line etc., complete (excluding cost of sound pipe and jointing materials and earth work) and as directed by the TWAD Board Officers
90mm PVC 4 KSC
Supply and delivery of the following sizes of unplastisized PVC Rigid pipes and specials confirming to IS other specifications as amended from time to time with ISI marking as specified in ISI and having the required working pressure and delivery at site of work including loading, unloading, freight, stacking and transportation, insurance charges, etc., complete and as directed by TWAD Board officers.
90mm PVC 4 KSC
PVC COUPLER FABRICATED
90 mm PVC Coupler Fabricated 4 KSC
REPAIR AND RENEWAL OF PUMPSETS
Rewinding of Motors/ Coil in pumping stations iod in the Electrical, Mechanical and Elctro- mechanical items to bring back the scheme / components into normal running conditition as per specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.2.6. of General conditions of Contract Part II. complete and as directed by the TWAD Board officers.
Rewinding of motor and reconditioning pump and repair works to15 HP Submersible Pump Set ( 600 LPM X 25 M ) including cost of all material ,conveyance ,labour charges for removing and re-erection of Submersible pumpset Head Works at Mankadu in Infiltration Well - 1+1 Nos
Repair and reconditioning works to various capacity Vertical Turbine Pumpsets including cost of all material,(excluding bronze impeller, SS Shaft, MS column pipe) conveyance, labour charges for removing and re-erection etc., complete and as directed by TWAD Board officers.
Supply and delivery of direct online starter confirming to IS13947, IEC60947-1 and as amended thereafter with suitable KW rating for operation in AC/ three Phase/50HZ(+/- 5%) and 415V (+/- 10%) including Ammeter, Overload relay, under Voltage release with no Volt coil, Air Break contactors suitable for next Standard higher KW rating, Single phasing preventor, dry running preventor and On/Off Push button switches, including the capacitor etc complete and as directed by TWAD Board officers (the cost of capacitor is to be taken separately).
Upto 5 HP
Supply, delivery of 1.1 KV Grade Armoured aluminium Conductor cross Linked Poly ethylene insulated PVC sheathed cables confirmaing to IS etc., complete and as directed by TWAD board Officers. for following Wells submersible motor to main panel board.
3.50 core 95 Sq. mm
Laying of 1.1 KV Grade PVC insulated steel Armoured aluminium cable as per I.E. rules to be laid in between Well Submersible motor and main panel board.
3.50 core 95 Sq. mm
Jonting the 1.1KV grade PVC Insulated Steel armoured aluminum cable as per I E Rules including Jointing materials, Labour etc complete directed by the TWAD Board officers
3.50 core 95 Sq. mm
Supply and delivery of following Range AMPS 3 Pole & 4 Pole MCCB Switch (Moulted case circuit breakers) to control EB supply from E.B Pole to Main Panel Board
3 Pole MCCB
100 Amps 3 Pole MCCB Switch
Attending Repair, rectification and reconditioning of CI Sluice valve ,Scour valve,Air valve, CI NRV valve, including all material,, conveyance, labour charges and re erection of valve etc., complete and as directed by TWAD Board Officers.
80 mm CI NRV valve
250 mm CI Sluice valve
250 mm CI NRV valve
Supply, delivery and fixing of following size of Gate valves in OHT's etc., complete and as directed by TWAD Board Officers.
80 mm gate valve
Removal of sediments and depositions of sludge, silt,Particles inside the sump at various capacities by engaging required labours and diesel pumpsets and cleaning the side wall and bottom of sump using wire brushes, brooms, collecting , lifting of the deposited slit particles outside the sump, washing side wall and floor slab using bleaching powder including lighting arrangements and safety arrangements inside the sump, hire charges for the buckets, rope etc and supply of bleaching powder for cleaning purposes etc., complete and as directed by TWAD Board officers
1.20 LL capacity Sump
Desilting light or sandysoil or silt from infiltration wells below water level including the charges for special T&P and air compressor etc., complete and as directed by TWAD Board officers.
COST OF CHEMICALS
Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of all disinfectents (such as bleaching powder, chlorine cylinder, silver ionization rods as applicable to this CWSS), labour charges and all incidental charges for disinfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points / tail ends, testing of water samples including additional / required / instructed dosage during the period of Flood/ Calamities etc., complete and as directed by TWAD Board officers.
Supply, delivery of stable Bleaching Powder anywhere in the schemes maintained by TWAD Board as per IS 1065:1989 (Grade I) and amended from time to time including freight, loading, unloading, transporation, transit insurance, all other incidental charges at site of work etc., complete and as directed by TWAD Board officers.
For the Year 2027-2028 (From 01.04.2027 - 31.03.2028)
Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protector of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure 0.85 MLD, carrying out the O&M as per standard operating procedures, Acts and rules in force and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity etc complete and as directed by TWAD Board officers Totally 311.10 ML (0.85*366)
Attending Burst in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc complete and as directed by TWAD Board officers
Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for the following sizes of pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers.
For AC Pipes of various sizes
Removing following the burst Pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipe line with sound pipe including jointing and cost of refilling the pipe line with water for retesting the pipe line etc complete (excluding cost of sound pipe and jointing materials and earth work) and as directed by the TWAD Board Officers
200 mm dia AC Pipe
250 mm dia AC Pipe
300 mm dia AC Pipe
Supply and delivery of the following sizes of DI K7 S/S Pipes confirming to IS 8329/2000 and other specifications as amended from time to time with ISI marking as specified in ISI and having the required working pressure and delivery at site of work including loading, unloading, freight, stacking and transit, insurance charges, etc., complete and as directed by TWAD Board officers.
200mm DI K7 Class
300mm DI K7 Class
350mm DI K7 Class
Supply and Delivery of MJ Collars inclusive of transportation charges anywhere in Tamilnadu etc complete and as directed by TWAD Board officers
Attending Leaks in the Pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc., complete and as directed by TWAD Board officers.
Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for leak rectification works for the following sizes of Pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers.
PVC Pipes of various sizes
Removing the burst P.V.C. Pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipe line with sound pipe including jointing and cost of refilling the pipe line with water for retesting the pipe line etc., complete (excluding cost of sound pipe and jointing materials and earth work) and as directed by the TWAD Board Officers
90mm PVC 4 KSC
Supply and delivery of the following sizes of unplastisized PVC Rigid pipes and specials confirming to IS other specifications as amended from time to time with ISI marking as specified in ISI and having the required working pressure and delivery at site of work including loading, unloading, freight, stacking and transportation, insurance charges, etc., complete and as directed by TWAD Board officers.
90mm PVC 4 KSC
PVC COUPLER FABRICATED
90 mm PVC Coupler Fabricated 4 KSC
REPAIR AND RENEWAL OF PUMPSETS
Rewinding of Motors/ Coil in pumping stations iod in the Electrical, Mechanical and Elctro- mechanical items to bring back the scheme / components into normal running conditition as per specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.2.6. of General conditions of Contract Part II. complete and as directed by the TWAD Board officers.
Rewinding of motor and reconditioning pump and repair works to15 HP Submersible Pump Set ( 600 LPM X 25 M ) including cost of all material ,conveyance ,labour charges for removing and re-erection of Submersible pumpset Head Works at Mankadu in Infiltration Well - 1+1 Nos
Repair and reconditioning works to various capacity Vertical Turbine Pumpsets including cost of all material,(excluding bronze impeller, SS Shaft, MS column pipe) conveyance, labour charges for removing and re-erection etc., complete and as directed by TWAD Board officers.
Supply and delivery of direct online starter confirming to IS13947, IEC60947-1 and as amended thereafter with suitable KW rating for operation in AC/ three Phase/50HZ(+/- 5%) and 415V (+/- 10%) including Ammeter, Overload relay, under Voltage release with no Volt coil, Air Break contactors suitable for next Standard higher KW rating, Single phasing preventor, dry running preventor and On/Off Push button switches, including the capacitor etc complete and as directed by TWAD Board officers (the cost of capacitor is to be taken separately).
Upto 5 HP
Supply, delivery of 1.1 KV Grade Armoured aluminium Conductor cross Linked Poly ethylene insulated PVC sheathed cables confirmaing to IS etc., complete and as directed by TWAD board Officers. for following Wells submersible motor to main panel board.
3.50 core 95 Sq. mm
Laying of 1.1 KV Grade PVC insulated steel Armoured aluminium cable as per I.E. rules to be laid in between Well Submersible motor and main panel board.
3.50 core 95 Sq. mm
Jonting the 1.1KV grade PVC Insulated Steel armoured aluminum cable as per I E Rules including Jointing materials, Labour etc complete directed by the TWAD Board officers
3.50 core 95 Sq. mm
Supply and delivery of following Range AMPS 3 Pole & 4 Pole MCCB Switch (Moulted case circuit breakers) to control EB supply from E.B Pole to Main Panel Board
3 Pole MCCB
100 Amps 3 Pole MCCB Switch
Attending Repair, rectification and reconditioning of CI Sluice valve ,Scour valve,Air valve, CI NRV valve, including all material,, conveyance, labour charges and re erection of valve etc., complete and as directed by TWAD Board Officers.
80 mm CI NRV valve
250 mm CI Sluice valve
250 mm CI NRV valve
Supply, delivery and fixing of following size of Gate valves in OHT's etc., complete and as directed by TWAD Board Officers.
80 mm gate valve
Removal of sediments and depositions of sludge, silt,Particles inside the sump at various capacities by engaging required labours and diesel pumpsets and cleaning the side wall and bottom of sump using wire brushes, brooms, collecting , lifting of the deposited slit particles outside the sump, washing side wall and floor slab using bleaching powder including lighting arrangements and safety arrangements inside the sump, hire charges for the buckets, rope etc and supply of bleaching powder for cleaning purposes etc., complete and as directed by TWAD Board officers
1.20 LL capacity Sump
Desilting light or sandysoil or silt from infiltration wells below water level including the charges for special T&P and air compressor etc., complete and as directed by TWAD Board officers.
COST OF CHEMICALS
Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of all disinfectents (such as bleaching powder, chlorine cylinder, silver ionization rods as applicable to this CWSS), labour charges and all incidental charges for disinfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points / tail ends, testing of water samples including additional / required / instructed dosage during the period of Flood/ Calamities etc., complete and as directed by TWAD Board officers.
Supply, delivery of stable Bleaching Powder anywhere in the schemes maintained by TWAD Board as per IS 1065:1989 (Grade I) and amended from time to time including freight, loading, unloading, transporation, transit insurance, all other incidental charges at site of work etc., complete and as directed by TWAD Board officers.
For the Year 2028-2029 (From 01.04.2028 - 31.03.2029)
Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protector of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure 0.85 MLD, carrying out the O&M as per standard operating procedures, Acts and rules in force and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity etc complete and as directed by TWAD Board officers Totally 310.25 ML (0.85*365)
Attending Burst in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc complete and as directed by TWAD Board officers
Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for the following sizes of pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers.
For AC Pipes of various sizes
Removing following the burst Pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipe line with sound pipe including jointing and cost of refilling the pipe line with water for retesting the pipe line etc complete (excluding cost of sound pipe and jointing materials and earth work) and as directed by the TWAD Board Officers
200 mm dia AC Pipe
250 mm dia AC Pipe
300 mm dia AC Pipe
Supply and delivery of the following sizes of DI K7 S/S Pipes confirming to IS 8329/2000 and other specifications as amended from time to time with ISI marking as specified in ISI and having the required working pressure and delivery at site of work including loading, unloading, freight, stacking and transit, insurance charges, etc., complete and as directed by TWAD Board officers.
200mm DI K7 Class
300mm DI K7 Class
350mm DI K7 Class
Supply and Delivery of MJ Collars inclusive of transportation charges anywhere in Tamilnadu etc complete and as directed by TWAD Board officers
Attending Leaks in the Pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc., complete and as directed by TWAD Board officers.
Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for leak rectification works for the following sizes of Pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers.
PVC Pipes of various sizes
Removing the burst P.V.C. Pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipe line with sound pipe including jointing and cost of refilling the pipe line with water for retesting the pipe line etc., complete (excluding cost of sound pipe and jointing materials and earth work) and as directed by the TWAD Board Officers
90mm PVC 4 KSC
Supply and delivery of the following sizes of unplastisized PVC Rigid pipes and specials confirming to IS other specifications as amended from time to time with ISI marking as specified in ISI and having the required working pressure and delivery at site of work including loading, unloading, freight, stacking and transportation, insurance charges, etc., complete and as directed by TWAD Board officers.
90mm PVC 4 KSC
PVC COUPLER FABRICATED
90 mm PVC Coupler Fabricated 4 KSC
REPAIR AND RENEWAL OF PUMPSETS
Rewinding of Motors/ Coil in pumping stations iod in the Electrical, Mechanical and Elctro- mechanical items to bring back the scheme / components into normal running conditition as per specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.2.6. of General conditions of Contract Part II. complete and as directed by the TWAD Board officers.
Rewinding of motor and reconditioning pump and repair works to15 HP Submersible Pump Set ( 600 LPM X 25 M ) including cost of all material ,conveyance ,labour charges for removing and re-erection of Submersible pumpset Head Works at Mankadu in Infiltration Well - 1+1 Nos
Repair and reconditioning works to various capacity Vertical Turbine Pumpsets including cost of all material,(excluding bronze impeller, SS Shaft, MS column pipe) conveyance, labour charges for removing and re-erection etc., complete and as directed by TWAD Board officers.
Supply and delivery of direct online starter confirming to IS13947, IEC60947-1 and as amended thereafter with suitable KW rating for operation in AC/ three Phase/50HZ(+/- 5%) and 415V (+/- 10%) including Ammeter, Overload relay, under Voltage release with no Volt coil, Air Break contactors suitable for next Standard higher KW rating, Single phasing preventor, dry running preventor and On/Off Push button switches, including the capacitor etc complete and as directed by TWAD Board officers (the cost of capacitor is to be taken separately).
Upto 5 HP
Supply, delivery of 1.1 KV Grade Armoured aluminium Conductor cross Linked Poly ethylene insulated PVC sheathed cables confirmaing to IS etc., complete and as directed by TWAD board Officers. for following Wells submersible motor to main panel board.
3.50 core 95 Sq. mm
Laying of 1.1 KV Grade PVC insulated steel Armoured aluminium cable as per I.E. rules to be laid in between Well Submersible motor and main panel board.
3.50 core 95 Sq. mm
Jonting the 1.1KV grade PVC Insulated Steel armoured aluminum cable as per I E Rules including Jointing materials, Labour etc complete directed by the TWAD Board officers
3.50 core 95 Sq. mm
Supply and delivery of following Range AMPS 3 Pole & 4 Pole MCCB Switch (Moulted case circuit breakers) to control EB supply from E.B Pole to Main Panel Board
3 Pole MCCB
100 Amps 3 Pole MCCB Switch
Attending Repair, rectification and reconditioning of CI Sluice valve ,Scour valve,Air valve, CI NRV valve, including all material,, conveyance, labour charges and re erection of valve etc., complete and as directed by TWAD Board Officers.
80 mm CI NRV valve
250 mm CI Sluice valve
250 mm CI NRV valve
Supply, delivery and fixing of following size of Gate valves in OHT's etc., complete and as directed by TWAD Board Officers.
80 mm gate valve
Removal of sediments and depositions of sludge, silt,Particles inside the sump at various capacities by engaging required labours and diesel pumpsets and cleaning the side wall and bottom of sump using wire brushes, brooms, collecting , lifting of the deposited slit particles outside the sump, washing side wall and floor slab using bleaching powder including lighting arrangements and safety arrangements inside the sump, hire charges for the buckets, rope etc and supply of bleaching powder for cleaning purposes etc., complete and as directed by TWAD Board officers
1.20 LL capacity Sump
Desilting light or sandysoil or silt from infiltration wells below water level including the charges for special T&P and air compressor etc., complete and as directed by TWAD Board officers.
COST OF CHEMICALS
Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of all disinfectents (such as bleaching powder, chlorine cylinder, silver ionization rods as applicable to this CWSS), labour charges and all incidental charges for disinfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points / tail ends, testing of water samples including additional / required / instructed dosage during the period of Flood/ Calamities etc., complete and as directed by TWAD Board officers.
Supply, delivery of stable Bleaching Powder anywhere in the schemes maintained by TWAD Board as per IS 1065:1989 (Grade I) and amended from time to time including freight, loading, unloading, transporation, transit insurance, all other incidental charges at site of work etc., complete and as directed by TWAD Board officers.
Grand TotalI,II & III
Item Rate BoQ
BoQ_Ver4.0
Name of the Bidder/ Bidding Firm / Company :
PRICE SCHEDULE- A7 (This BOQ template must not be modified/replaced by the bidder and the same should be uploaded after filling the relevent columns, else the bidder is liable to be rejected for this tender. Bidders are allowed to enter the Bidder Name and Values only)
NUMBER #
For the Year 2026-2027 (From 01.04.2026 - 31.03.2027)
Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protector of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure 12.02 MLD, carrying out the O&M as per standard operating procedures, Acts and rules in force and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity etc complete and as directed by TWAD Board officers Totally 4387.30 ML (12.02*365)
Attending Burst in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc complete and as directed by TWAD Board officers
Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for the following sizes of pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers.
For PVC Pipes of various sizes
For PSC Pipes of various sizes
Supply and delivery of the following sizes of unplastisized PVC Rigid pipes and specials confirming to IS other specifications as amended from time to time with ISI marking as specified in ISI and having the required working pressure and delivery at site of work including loading, unloading, freight, stacking and transportation, insurance charges, etc., complete and as directed by TWAD Board officers.
50 mm PVC6 KSC
63mm PVC 4KSC
75mm PVC 4KSC
90mm PVC 4 KSC
110mm PVC 4KSC
140mm PVC 4KSC
160mm PVC 4KSC
PVC COUPLER FABRICATED
50 mm PVC6 KSC
63mm PVC 4KSC
75mm PVC 4KSC
90mm PVC 4 KSC
110mm PVC 4KSC
140mm PVC 4KSC
160mm PVC 4KSC
Removing the burst P.V.C. Pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipe line with sound pipe including jointing and cost of refilling the pipe line with water for retesting the pipe line etc., complete (excluding cost of sound pipe and jointing materials and earth work) and as directed by the TWAD Board Officers
50mm PVC 6KSC
63mm PVC 4KSC
75mm PVC 4KSC
90mm PVC 4 KSC
110mm PVC 4KSC
140mm PVC 4KSC
160mm PVC 4KSC
Removing the burst P.S.C. Pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipe line with sound pipe including jointing and cost of refilling the pipe line with water for retesting the pipe line etc., complete (excluding cost of sound pipe and jointing materials and earth work) and as directed by the TWAD Board Officers
600 mm dia PSC Pipe
500 mm dia PSC Pipe
450 mm dia PSC Pipe
400 mm dia PSC Pipe
Supply and Delivery of MS bare pipes of the following dimensions as per Table- 5 of IS 3589/2001 fabricated with Fe410 grade steel conforming to IS 3589:2001 and other allied codes including transportation charges in any where in Tamilnadu etc., complete and as directed by TWAD Board officers
610 mm x5.8 mmDia and thick MS Pipe
508 mm x5 mmDia and thick MS Pipe
457 mm x4 mm Dia and thick MS Pipe
406.4 mm x4 mm Dia and thick MS Pipe
Supply and Delivery of MJ Collars inclusive of transportation charges anywhere in Tamilnadu etc complete and as directed by TWAD Board officers
Attending Leaks in the Pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc., complete and as directed by TWAD Board officers.
Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for leak rectification works for the following sizes of PSC pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers.
PSC Pipes of various sizes
HDPE Pipes of various sizes
MS Pipes of various sizes
GI Pipes of various sizes
Supply and delivery of lead wool as per sample including loading, unloading and transportation charges etc. complete and as directed by TWAD Bd. Officers
600 mm dia PSC Pipe
500 mm dia PSC Pipe
450 mm dia PSC Pipe
400 mm dia PSC Pipe
Supply and delivery of Hardcrete oil as per sample including loading, unloading and transportation charges etc. complete and as directed by TWAD Bd. Officers
600 mm dia PSC Pipe
500 mm dia PSC Pipe
450 mm dia PSC Pipe
400 mm dia PSC Pipe
Supply and delivery of cement including loading, unloading and transporation charges etc complete and as directed by TWAD Board Officers
600 mm dia PSC Pipe
500 mm dia PSC Pipe
450 mm dia PSC Pipe
400 mm dia PSC Pipe
Supply and delivery of the following sizes of HDPE PN 6 pipes and specials confirming to IS other specifications as amended from time to time with ISI marking as specified in ISI and having the required working pressure and delivery at site of work including loading, unloading, freight, stacking and transit, insurance charges, etc., complete and as directed by TWAD Board officers.
250 mm dia HDPE Pipe
200 mm dia HDPE Pipe
160 mm dia HDPE Pipe
Jointing HDPE Pipes and Specials by butt fusion welding / electro fusion welding joints using fusion equipment as per ISO 21307-2011 and as per IS 7634 (part-2) : 2012 including cost of hire charges for butt fusion equipment power supply arrangements etc., complete as per directed by TWAD Board Officers
250 mm dia HDPE Pipe
200 mm dia HDPE Pipe
160 mm dia HDPE Pipe
Supply and delivery of the following sizes of MS longtitudinal welding as per IS 3589/2001 with internal and external food grade epoxy coating 406 Micr pipes and specials confirming to IS other specifications as amended from time to time with ISI marking and delivery at site of work including loading, unloading, freight, stacking and transit, insurance charges, etc., complete and as directed by TWAD Board officers.
610 mm x5.8 mmDia and thick MS Pipe
508 mm x5 mmDia and thick MS Pipe
457 mm x4 mm Dia and thick MS Pipe
406.4 mm x4 mm Dia and thick MS Pipe
323.9 x 4.5 mm Dia and thick MS Pipe
Jointing the M.S. Pipes and specials with welded joints with the required no of run internally and externally including gauging including cost of welding rods LPG & o2Gas and hire charges for welding machine , cutting machine, power generators , crane and other required tools and plants and labour charges for fixing apputenances and other accessories where ever necessary in connection with pipe laying works and completing the work if all respects as per specification and as directed by TWAD Board officers.
610 mm x5.8 mmDia and thick MS Pipe
508 mm x5 mmDia and thick MS Pipe
457 mm x4 mm Dia and thick MS Pipe
406.4 mm x4 mm Dia and thick MS Pipe
323.9 x 4.5 mm Dia and thick MS Pipe
Supply and delivery of the following sizes of GI medium pipes and specials confirming to IS other specifications as amended from time to time with ISI marking as specified in ISI and having the required working pressure and delivery at site of work including loading, unloading, freight, stacking and transit, insurance charges, etc., complete and as directed by TWAD Board officers.
40 mm GI Pipe
50 mm GI Pipe
65 mm GI Pipe
80 mm GI Pipe
100 mm GI Pipe
125 mm GI Pipe
150 mm GI Pipe
Supply and delivery of following sizes of GI Specials conforming to IS specifications at site of work inclusive of transportation charges anywhere in Tamilnadu etc., complete and as directed by TWAD Board officers.
40 mm GI Coupling
50 mm GI Coupling
65 mm GI Coupling
80 mm GI Coupling
100 mm GI Coupling
125 mm GI Coupling
150 mm GI Coupling
Cutting the following sizes of the GI pipes true to axis and filing smoothly and finishing the ends etc., complete and as directed by TWAD Board officers.
40 mm GI Pipe
50 mm GI Pipe
65 mm GI Pipe
80 mm GI Pipe
100 mm GI Pipe
125 mm GI Pipe
150 mm GI Pipe
Threading the following sizes of the GI pipes true to axis etc., complete and as directed by TWAD Board officers.
40 mm GI Pipe
50 mm GI Pipe
65 mm GI Pipe
80 mm GI Pipe
100 mm GI Pipe
125 mm GI Pipe
150 mm GI Pipe
Dewatering using 5HP diesel engine pumpset including Hire charges, cost of Diesel, Engine oil, pump operator, labour charges, conveyance of pumpset and fuel to site and back, loading, unloading and any other incidental charges etc., complete. And as directed by TWAD Board officers
600 mm dia PSC Pipe
500 mm dia PSC Pipe
450 mm dia PSC Pipe
400 mm dia PSC Pipe
250 mm dia HDPE Pipe
200 mm dia HDPE Pipe
160 mm dia HDPE Pipe
610 mm x5.8 mmDia MS Pipe
508 mm x5 mmDia MS Pipe
457 mm x4 mm Dia MS Pipe
406.4 mm x4 mm Dia MS Pipe
323.9 x 4.5 mm Dia MS Pipe
Refilling with excavated soil (other than sand)complying with standard specification in layers of 15cm watered well rammed and consolidated after the pipes and specials are laid,jointed and tested etc. and removing and depositing the surplus earth at the places shown by the TWAD Board Officers.
PSC Pipes of various sizes
HDPE Pipes of various sizes
MS Pipes of various sizes
REPAIR AND RENEWAL OF PUMPSETS
Rewinding of Motors/ Coil in pumping stations iod in the Electrical, Mechanical and Elctro- mechanical items to bring back the scheme / components into normal running conditition as per specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.2.6. of General conditions of Contract Part II. complete and as directed by the TWAD Board officers.
Rewinding of motor and reconditioning pump and repair works to various capacity Open well Submersible Pump Set including cost of all material ,conveyance ,labour charges for removing and re-erection of Submersible pumpset Head Works at Mankadu in Infiltration Well - 1+1 Nos
Rewinding of motor and repair works to various capacity Centrifugal HSC Motors including cost of all material ,conveyance ,labour charges for removing and re-erection of Centrifugal HSC Motors etc., complete and as directed by the TWAD Board officers.
Reconditioning of motor and pump to 35 HP Open Well Submersible Pump Set ( 3106 LPM X 36 M ) conveyance ,labour charges for removing and re-erection of Submersible pumpset
Supply and delivery of direct online starter confirming to IS13947, IEC60947-1 and as amended thereafter with suitable KW rating for operation in AC/ three Phase/50HZ(+/- 5%) and 415V (+/- 10%) including Ammeter, Overload relay, under Voltage release with no Volt coil, Air Break contactors suitable for next Standard higher KW rating, Single phasing preventor, dry running preventor and On/Off Push button switches, including the capacitor etc complete and as directed by TWAD Board officers (the cost of capacitor is to be taken separately).
Upto 5 HP
Supply, delivery of 1.1 KV Grade Armoured aluminium Conductor cross Linked Poly ethylene insulated PVC sheathed cables confirmaing to IS etc., complete and as directed by TWAD board Officers. for following Wells submersible motor to main panel board.
3.00 core 35 Sq. mm
3.00 core 70 Sq. mm
3.00 core 95 Sq. mm
3.00 core 185 Sq. mm
Laying of 1.1 KV Grade PVC insulated steel Armoured aluminium cable as per I.E. rules to be laid in between Well Submersible motor and main panel board.
3.00 core 35 Sq. mm
3.00 core 70 Sq. mm
3.00 core 95 Sq. mm
3.00 core 185 Sq. mm
Jonting the 1.1KV grade PVC Insulated Steel armoured aluminum cable as per I E Rules including Jointing materials, Labour etc complete directed by the TWAD Board officers
3.00 core 35 Sq. mm
3.00 core 70 Sq. mm
3.00 core 95 Sq. mm
3.00 core185 Sq. mm
Supply and delivery of following Range AMPS 3 Pole & 4 Pole MCCB Switch (Moulted case circuit breakers) to control EB supply from E.B Pole to Main Panel Board
3 Pole MCCB
63 Amps 3 Pole MCCB Switch
100 Amps 3 Pole MCCB Switch
250 Amps 3 Pole MCCB Switch
4 Pole MCCB/ACB
200 Amps 4 Pole MCCB Switch
250 Amps 4 Pole MCCB Switch
800 Amps 4 Pole MCCB Switch
Attending Repair, rectification and reconditioning of CI Sluice valve ,Scour valve,Air valve, CI NRV valve, including all material,, conveyance, labour charges and re erection of valve etc., complete and as directed by TWAD Board Officers.
500 mm CI Sluice valve
450 mm CI Sluice valve
400 mm CI Sluice valve
250 mm CI Sluice valve
200 mm CI Sluice valve
150 mm CI Sluice valve
125 mm CI Sluice valve
100 mm CI Sluice valve
80 mm CI Sluice valve
65 mm CI Sluice valve
50 mm CI Sluice valve
250 mm CI Non return Valve
200 mm CI Non return Valve
80 mm CI Non return Valve
50 mm CI Non return Valve
150 mm CI Double valve
100 mm CI Double valve
80 mm CI Double valve
Supply, delivery and fixing of following size of Gate valves in OHT's etc., complete and as directed by TWAD Board Officers.
50 mm gate valve
65 mm gate valve
80 mm gate valve
100 mm gate valve
Removal of sediments and depositions of sludge, silt,Particles inside the sump at various capacities by engaging required labours and diesel pumpsets and cleaning the side wall and bottom of sump using wire brushes, brooms, collecting , lifting of the deposited slit particles outside the sump, washing side wall and floor slab using bleaching powder including lighting arrangements and safety arrangements inside the sump, hire charges for the buckets, rope etc and supply of bleaching powder for cleaning purposes etc., complete and as directed by TWAD Board officers
7.00 LL capacity Sump
2.00 LL capacity Sump
0.60 LL capacity Sump
5.00 LL capacity Sump
0.50 LL capacity Sump
3.00 LL capacity Sump
1.00 LL capacity Sump
Desilting light or sandysoil or silt from infiltration wells below water level including the charges for special T&P and air compressor etc., complete and as directed by TWAD Board officers.
Electro magnetic contactors of suitablecapacity in AC Three Phase rating,conforming to IS/IEC 60947-4-1.
Supply and delivery of Overload Relays: Directly operated Bimetallic Thermal overload relay which operates in case of overload and also in case of under voltage with manual and auto reset mode etc., complete and as directed by TWAD Board Officers
Upto 5A
Upto 10A-20A
Upto 20A-30A
Upto 30A-50A
Electric Motor protection device against single phasing. The device should protect the motor against single phasing, reverse phasing and unbalance supply. The device should be suitable for any device and have provisions for mounting in panel boards. Operate without need of any auxiliary supply.
Electric Motor protection device against dry running. The device should protect the motor against Dry running. The device should be suitable for any device and have provisions for mounting in panel boards. Operate without need of any auxiliary supply etc., complete and as directed by TWAD Board Officers
Supply and delivery of Power capacitor for power factor improvement with oil filled with discharge resistance 3 phase 415/440V 50 HZ conforming to ISS:2834 with ISI marking
TRANSFORMER
Labour charges for dismantling of 250 KVA Transformer with all accessories by using crane etc. complete as directed by TWAD Board officers
Supply and delivery of HV 11KV Copper Dual Coat Super enameled winding coils for 3 phase to 250 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of LV 433V Copper windings for 3 phase insulation to 250 KVA Transformer as per IS Specifications as rected by TWAD Board Officers
Supply and delivery of 3 phase insulation to 250 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of new transformer oil to 250 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of 11KV HV Bushing with metal parts to 250 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of 433KV LV Bushing copper rod to 200 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of silica gel breather to 200 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of Capillary type thermometer including accessories to 250 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of gasket & oil seals to 250 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of paint to 250 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Charges for hot air chamber treatment for IR value Improvement work 900c for 2 days to 250 KVA Transformer as per IS Specifications as directed by TwAD Board Officers
Charges for transformer tank cleaning and painting work to 200 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Labour Charges for new windings reassembling with new insulation off load tape switch connection load with delta star connection by copper bracing work two coatings varnish apply work to 250 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Charges for attending core winding job to tank accessories fixing as per IS specification including testing work with loading to 250 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Labour charges for Re rection of 250 KVA Transformer and all accessories by using crane etc. complete as directed by TWAD Board officers
Conveyance charges for transformer head works station to work shop site and work shop site to head works station completion of rectification works etc. complete as directed by TWAD Board officers
Labour charges for dismantling of 315 KVA Transformer with all accessories by using crane etc. complete as directed by TWAD Board officers
Supply and delivery of HV 11KV Copper Dual Coat Super enameled winding coils for 3 phase to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of LV 433V Copper windings for 3 phase insulation to 315 KVA Transformer as per IS Specifications as rected by TWAD Board Officers
Supply and delivery of 3 phase insulation to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of new transformer oil to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of 11KV HV Bushing with metal parts to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of 433KV LV Bushing copper rod to 200 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of silica gel breather to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of Capillary type thermometer including accessories to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of gasket & oil seals to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of paint to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Charges for hot air chamber treatment for IR value Improvement work 900c for 2 days to 315 KVA Transformer as per IS Specifications as directed by TwAD Board Officers
Charges for transformer tank cleaning and painting work to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Labour Charges for new windings reassembling with new insulation off load tape switch connection load with delta star connection by copper bracing work two coatings varnish apply work to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Charges for attending core winding job to tank accessories fixing as per IS specification including testing work with loading to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Labour charges for Re rection of 315 KVA Transformer and all accessories by using crane etc. complete as directed by TWAD Board officers
Conveyance charges for transformer head works station to work shop site and work shop site to head works station completion of rectification works etc. complete as directed by TWAD Board officers
CONCRETE
Providing , laying,spreading and compacting graded stone aggregates for Wet Mix Macadam 250mm thichk including premixing the materials with water at OMC in mechanical mix plant, conveyance of mixed materials by tipper to site, laying in uniform layers using pavers in Sub Base / Base course on well prepared surface and compacting with vibratory roller to acheive the desired density including cost of material, labour charges, rentals of machinery, fuel and all other incidental charges etc., complete as per cluse 406 of MORTH Rev - 5.
Plain cement concrete 1:4:8 using 40mm HBS including cost of all materials, labour charges for mixing and placing in position of concrete, curing, finishing etc., complete
Plain cement concrete 1:2:4 using 20mm HBS including cost of all materials, labour charges for mixing and placing in position of concrete, curing, finishing etc., complete
COST OF CHEMICALS
Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of all disinfectents (such as bleaching powder, chlorine cylinder, silver ionization rods as applicable to this CWSS), labour charges and all incidental charges for disinfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points / tail ends, testing of water samples including additional / required / instructed dosage during the period of Flood/ Calamities etc., complete and as directed by TWAD Board officers.
Supply and delivery of Liquid Chlorine cylinder as per IS specification (with chlorine 99.80% moisture, Na203 Hydrogen and carbon dioxide are to be Nil) including loading, freight, unloading, stacking transit insurance and all other incidental charges and as directed by TWAD Board officers.
Supply, delivery of Ferric Alum (Sulphate of alumina - Ferric) Grade - II in loose as per ISI 299/2012 and amended from time to time including freight, loading, unloading, transporation, transit insurance all other incidental charges and as directed by TWAD Board officers.
For the Year 2027-2028 (From 01.04.2027 - 31.03.2028)
Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protector of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure 12.148 MLD, carrying out the O&M as per standard operating procedures, Acts and rules in force and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity etc complete and as directed by TWAD Board officers Totally 4446.168 ML (12.148*366)
Attending Burst in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc complete and as directed by TWAD Board officers
Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for the following sizes of pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers.
For PVC Pipes of various sizes
For PSC Pipes of various sizes
Supply and delivery of the following sizes of unplastisized PVC Rigid pipes and specials confirming to IS other specifications as amended from time to time with ISI marking as specified in ISI and having the required working pressure and delivery at site of work including loading, unloading, freight, stacking and transportation, insurance charges, etc., complete and as directed by TWAD Board officers.
50 mm PVC6 KSC
63mm PVC 4KSC
75mm PVC 4KSC
90mm PVC 4 KSC
110mm PVC 4KSC
140mm PVC 4KSC
160mm PVC 4KSC
PVC COUPLER FABRICATED
50 mm PVC6 KSC
63mm PVC 4KSC
75mm PVC 4KSC
90mm PVC 4 KSC
110mm PVC 4KSC
140mm PVC 4KSC
160mm PVC 4KSC
Removing the burst P.V.C. Pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipe line with sound pipe including jointing and cost of refilling the pipe line with water for retesting the pipe line etc., complete (excluding cost of sound pipe and jointing materials and earth work) and as directed by the TWAD Board Officers
50mm PVC 6KSC
63mm PVC 4KSC
75mm PVC 4KSC
90mm PVC 4 KSC
110mm PVC 4KSC
140mm PVC 4KSC
160mm PVC 4KSC
Removing the burst P.S.C. Pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipe line with sound pipe including jointing and cost of refilling the pipe line with water for retesting the pipe line etc., complete (excluding cost of sound pipe and jointing materials and earth work) and as directed by the TWAD Board Officers
600 mm dia PSC Pipe
500 mm dia PSC Pipe
450 mm dia PSC Pipe
400 mm dia PSC Pipe
Supply and Delivery of MS bare pipes of the following dimensions as per Table- 5 of IS 3589/2001 fabricated with Fe410 grade steel conforming to IS 3589:2001 and other allied codes including transportation charges in any where in Tamilnadu etc., complete and as directed by TWAD Board officers
610 mm x5.8 mmDia and thick MS Pipe
508 mm x5 mmDia and thick MS Pipe
457 mm x4 mm Dia and thick MS Pipe
406.4 mm x4 mm Dia and thick MS Pipe
Supply and Delivery of MJ Collars inclusive of transportation charges anywhere in Tamilnadu etc complete and as directed by TWAD Board officers
Attending Leaks in the Pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc., complete and as directed by TWAD Board officers.
Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for leak rectification works for the following sizes of PSC pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers.
PSC Pipes of various sizes
HDPE Pipes of various sizes
MS Pipes of various sizes
GI Pipes of various sizes
Supply and delivery of lead wool as per sample including loading, unloading and transportation charges etc. complete and as directed by TWAD Bd. Officers
600 mm dia PSC Pipe
500 mm dia PSC Pipe
450 mm dia PSC Pipe
400 mm dia PSC Pipe
Supply and delivery of Hardcrete oil as per sample including loading, unloading and transportation charges etc. complete and as directed by TWAD Bd. Officers
600 mm dia PSC Pipe
500 mm dia PSC Pipe
450 mm dia PSC Pipe
400 mm dia PSC Pipe
Supply and delivery of cement including loading, unloading and transporation charges etc complete and as directed by TWAD Board Officers
600 mm dia PSC Pipe
500 mm dia PSC Pipe
450 mm dia PSC Pipe
400 mm dia PSC Pipe
Supply and delivery of the following sizes of HDPE PN 6 pipes and specials confirming to IS other specifications as amended from time to time with ISI marking as specified in ISI and having the required working pressure and delivery at site of work including loading, unloading, freight, stacking and transit, insurance charges, etc., complete and as directed by TWAD Board officers.
250 mm dia HDPE Pipe
200 mm dia HDPE Pipe
160 mm dia HDPE Pipe
Jointing HDPE Pipes and Specials by butt fusion welding / electro fusion welding joints using fusion equipment as per ISO 21307-2011 and as per IS 7634 (part-2) : 2012 including cost of hire charges for butt fusion equipment power supply arrangements etc., complete as per directed by TWAD Board Officers
250 mm dia HDPE Pipe
200 mm dia HDPE Pipe
160 mm dia HDPE Pipe
Supply and delivery of the following sizes of MS longtitudinal welding as per IS 3589/2001 with internal and external food grade epoxy coating 406 Micr pipes and specials confirming to IS other specifications as amended from time to time with ISI marking and delivery at site of work including loading, unloading, freight, stacking and transit, insurance charges, etc., complete and as directed by TWAD Board officers.
610 mm x5.8 mmDia and thick MS Pipe
508 mm x5 mmDia and thick MS Pipe
457 mm x4 mm Dia and thick MS Pipe
406.4 mm x4 mm Dia and thick MS Pipe
323.9 x 4.5 mm Dia and thick MS Pipe
Jointing the M.S. Pipes and specials with welded joints with the required no of run internally and externally including gauging including cost of welding rods LPG & o2Gas and hire charges for welding machine , cutting machine, power generators , crane and other required tools and plants and labour charges for fixing apputenances and other accessories where ever necessary in connection with pipe laying works and completing the work if all respects as per specification and as directed by TWAD Board officers.
610 mm x5.8 mmDia and thick MS Pipe
508 mm x5 mmDia and thick MS Pipe
457 mm x4 mm Dia and thick MS Pipe
406.4 mm x4 mm Dia and thick MS Pipe
323.9 x 4.5 mm Dia and thick MS Pipe
Supply and delivery of the following sizes of GI medium pipes and specials confirming to IS other specifications as amended from time to time with ISI marking as specified in ISI and having the required working pressure and delivery at site of work including loading, unloading, freight, stacking and transit, insurance charges, etc., complete and as directed by TWAD Board officers.
40 mm GI Pipe
50 mm GI Pipe
65 mm GI Pipe
80 mm GI Pipe
100 mm GI Pipe
125 mm GI Pipe
150 mm GI Pipe
Supply and delivery of following sizes of GI Specials conforming to IS specifications at site of work inclusive of transportation charges anywhere in Tamilnadu etc., complete and as directed by TWAD Board officers.
40 mm GI Coupling
50 mm GI Coupling
65 mm GI Coupling
80 mm GI Coupling
100 mm GI Coupling
125 mm GI Coupling
150 mm GI Coupling
Cutting the following sizes of the GI pipes true to axis and filing smoothly and finishing the ends etc., complete and as directed by TWAD Board officers.
40 mm GI Pipe
50 mm GI Pipe
65 mm GI Pipe
80 mm GI Pipe
100 mm GI Pipe
125 mm GI Pipe
150 mm GI Pipe
Threading the following sizes of the GI pipes true to axis etc., complete and as directed by TWAD Board officers.
40 mm GI Pipe
50 mm GI Pipe
65 mm GI Pipe
80 mm GI Pipe
100 mm GI Pipe
125 mm GI Pipe
150 mm GI Pipe
Dewatering using 5HP diesel engine pumpset including Hire charges, cost of Diesel, Engine oil, pump operator, labour charges, conveyance of pumpset and fuel to site and back, loading, unloading and any other incidental charges etc., complete. And as directed by TWAD Board officers
600 mm dia PSC Pipe
500 mm dia PSC Pipe
450 mm dia PSC Pipe
400 mm dia PSC Pipe
250 mm dia HDPE Pipe
200 mm dia HDPE Pipe
160 mm dia HDPE Pipe
610 mm x5.8 mmDia MS Pipe
508 mm x5 mmDia MS Pipe
457 mm x4 mm Dia MS Pipe
406.4 mm x4 mm Dia MS Pipe
323.9 x 4.5 mm Dia MS Pipe
Refilling with excavated soil (other than sand)complying with standard specification in layers of 15cm watered well rammed and consolidated after the pipes and specials are laid,jointed and tested etc. and removing and depositing the surplus earth at the places shown by the TWAD Board Officers.
PSC Pipes of various sizes
HDPE Pipes of various sizes
MS Pipes of various sizes
REPAIR AND RENEWAL OF PUMPSETS
Rewinding of Motors/ Coil in pumping stations iod in the Electrical, Mechanical and Elctro- mechanical items to bring back the scheme / components into normal running conditition as per specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.2.6. of General conditions of Contract Part II. complete and as directed by the TWAD Board officers.
Rewinding of motor and reconditioning pump and repair works to various capacity Open well Submersible Pump Set including cost of all material ,conveyance ,labour charges for removing and re-erection of Submersible pumpset Head Works at Mankadu in Infiltration Well - 1+1 Nos
Rewinding of motor and repair works to various capacity Centrifugal HSC Motors including cost of all material ,conveyance ,labour charges for removing and re-erection of Centrifugal HSC Motors etc., complete and as directed by the TWAD Board officers.
Reconditioning of motor and pump to 35 HP Open Well Submersible Pump Set ( 3106 LPM X 36 M ) conveyance ,labour charges for removing and re-erection of Submersible pumpset
Supply and delivery of direct online starter confirming to IS13947, IEC60947-1 and as amended thereafter with suitable KW rating for operation in AC/ three Phase/50HZ(+/- 5%) and 415V (+/- 10%) including Ammeter, Overload relay, under Voltage release with no Volt coil, Air Break contactors suitable for next Standard higher KW rating, Single phasing preventor, dry running preventor and On/Off Push button switches, including the capacitor etc complete and as directed by TWAD Board officers (the cost of capacitor is to be taken separately).
Upto 5 HP
Supply, delivery of 1.1 KV Grade Armoured aluminium Conductor cross Linked Poly ethylene insulated PVC sheathed cables confirmaing to IS etc., complete and as directed by TWAD board Officers. for following Wells submersible motor to main panel board.
3.00 core 35 Sq. mm
3.00 core 70 Sq. mm
3.00 core 95 Sq. mm
3.00 core 185 Sq. mm
Laying of 1.1 KV Grade PVC insulated steel Armoured aluminium cable as per I.E. rules to be laid in between Well Submersible motor and main panel board.
3.00 core 35 Sq. mm
3.00 core 70 Sq. mm
3.00 core 95 Sq. mm
3.00 core 185 Sq. mm
Jonting the 1.1KV grade PVC Insulated Steel armoured aluminum cable as per I E Rules including Jointing materials, Labour etc complete directed by the TWAD Board officers
3.00 core 35 Sq. mm
3.00 core 70 Sq. mm
3.00 core 95 Sq. mm
3.00 core185 Sq. mm
Supply and delivery of following Range AMPS 3 Pole & 4 Pole MCCB Switch (Moulted case circuit breakers) to control EB supply from E.B Pole to Main Panel Board
3 Pole MCCB
63 Amps 3 Pole MCCB Switch
100 Amps 3 Pole MCCB Switch
250 Amps 3 Pole MCCB Switch
4 Pole MCCB/ACB
200 Amps 4 Pole MCCB Switch
250 Amps 4 Pole MCCB Switch
800 Amps 4 Pole MCCB Switch
Attending Repair, rectification and reconditioning of CI Sluice valve ,Scour valve,Air valve, CI NRV valve, including all material,, conveyance, labour charges and re erection of valve etc., complete and as directed by TWAD Board Officers.
500 mm CI Sluice valve
450 mm CI Sluice valve
400 mm CI Sluice valve
250 mm CI Sluice valve
200 mm CI Sluice valve
150 mm CI Sluice valve
125 mm CI Sluice valve
100 mm CI Sluice valve
80 mm CI Sluice valve
65 mm CI Sluice valve
50 mm CI Sluice valve
250 mm CI Non return Valve
200 mm CI Non return Valve
80 mm CI Non return Valve
50 mm CI Non return Valve
150 mm CI Double valve
100 mm CI Double valve
80 mm CI Double valve
Supply, delivery and fixing of following size of Gate valves in OHT's etc., complete and as directed by TWAD Board Officers.
50 mm gate valve
65 mm gate valve
80 mm gate valve
100 mm gate valve
Removal of sediments and depositions of sludge, silt,Particles inside the sump at various capacities by engaging required labours and diesel pumpsets and cleaning the side wall and bottom of sump using wire brushes, brooms, collecting , lifting of the deposited slit particles outside the sump, washing side wall and floor slab using bleaching powder including lighting arrangements and safety arrangements inside the sump, hire charges for the buckets, rope etc and supply of bleaching powder for cleaning purposes etc., complete and as directed by TWAD Board officers
7.00 LL capacity Sump
2.00 LL capacity Sump
0.60 LL capacity Sump
5.00 LL capacity Sump
0.50 LL capacity Sump
3.00 LL capacity Sump
1.00 LL capacity Sump
Desilting light or sandysoil or silt from infiltration wells below water level including the charges for special T&P and air compressor etc., complete and as directed by TWAD Board officers.
Electro magnetic contactors of suitablecapacity in AC Three Phase rating,conforming to IS/IEC 60947-4-1.
Supply and delivery of Overload Relays: Directly operated Bimetallic Thermal overload relay which operates in case of overload and also in case of under voltage with manual and auto reset mode etc., complete and as directed by TWAD Board Officers
Upto 5A
Upto 10A-20A
Upto 20A-30A
Upto 30A-50A
Electric Motor protection device against single phasing. The device should protect the motor against single phasing, reverse phasing and unbalance supply. The device should be suitable for any device and have provisions for mounting in panel boards. Operate without need of any auxiliary supply.
Electric Motor protection device against dry running. The device should protect the motor against Dry running. The device should be suitable for any device and have provisions for mounting in panel boards. Operate without need of any auxiliary supply etc., complete and as directed by TWAD Board Officers
Supply and delivery of Power capacitor for power factor improvement with oil filled with discharge resistance 3 phase 415/440V 50 HZ conforming to ISS:2834 with ISI marking
TRANSFORMER
Labour charges for dismantling of 250 KVA Transformer with all accessories by using crane etc. complete as directed by TWAD Board officers
Supply and delivery of HV 11KV Copper Dual Coat Super enameled winding coils for 3 phase to 250 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of LV 433V Copper windings for 3 phase insulation to 250 KVA Transformer as per IS Specifications as rected by TWAD Board Officers
Supply and delivery of 3 phase insulation to 250 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of new transformer oil to 250 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of 11KV HV Bushing with metal parts to 250 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of 433KV LV Bushing copper rod to 200 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of silica gel breather to 200 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of Capillary type thermometer including accessories to 250 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of gasket & oil seals to 250 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of paint to 250 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Charges for hot air chamber treatment for IR value Improvement work 900c for 2 days to 250 KVA Transformer as per IS Specifications as directed by TwAD Board Officers
Charges for transformer tank cleaning and painting work to 200 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Labour Charges for new windings reassembling with new insulation off load tape switch connection load with delta star connection by copper bracing work two coatings varnish apply work to 250 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Charges for attending core winding job to tank accessories fixing as per IS specification including testing work with loading to 250 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Labour charges for Re rection of 250 KVA Transformer and all accessories by using crane etc. complete as directed by TWAD Board officers
Conveyance charges for transformer head works station to work shop site and work shop site to head works station completion of rectification works etc. complete as directed by TWAD Board officers
Labour charges for dismantling of 315 KVA Transformer with all accessories by using crane etc. complete as directed by TWAD Board officers
Supply and delivery of HV 11KV Copper Dual Coat Super enameled winding coils for 3 phase to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of LV 433V Copper windings for 3 phase insulation to 315 KVA Transformer as per IS Specifications as rected by TWAD Board Officers
Supply and delivery of 3 phase insulation to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of new transformer oil to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of 11KV HV Bushing with metal parts to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of 433KV LV Bushing copper rod to 200 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of silica gel breather to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of Capillary type thermometer including accessories to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of gasket & oil seals to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of paint to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Charges for hot air chamber treatment for IR value Improvement work 900c for 2 days to 315 KVA Transformer as per IS Specifications as directed by TwAD Board Officers
Charges for transformer tank cleaning and painting work to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Labour Charges for new windings reassembling with new insulation off load tape switch connection load with delta star connection by copper bracing work two coatings varnish apply work to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Charges for attending core winding job to tank accessories fixing as per IS specification including testing work with loading to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Labour charges for Re rection of 315 KVA Transformer and all accessories by using crane etc. complete as directed by TWAD Board officers
Conveyance charges for transformer head works station to work shop site and work shop site to head works station completion of rectification works etc. complete as directed by TWAD Board officers
CONCRETE
Providing , laying,spreading and compacting graded stone aggregates for Wet Mix Macadam 250mm thichk including premixing the materials with water at OMC in mechanical mix plant, conveyance of mixed materials by tipper to site, laying in uniform layers using pavers in Sub Base / Base course on well prepared surface and compacting with vibratory roller to acheive the desired density including cost of material, labour charges, rentals of machinery, fuel and all other incidental charges etc., complete as per cluse 406 of MORTH Rev - 5.
Plain cement concrete 1:4:8 using 40mm HBS including cost of all materials, labour charges for mixing and placing in position of concrete, curing, finishing etc., complete
Plain cement concrete 1:2:4 using 20mm HBS including cost of all materials, labour charges for mixing and placing in position of concrete, curing, finishing etc., complete
COST OF CHEMICALS
Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of all disinfectents (such as bleaching powder, chlorine cylinder, silver ionization rods as applicable to this CWSS), labour charges and all incidental charges for disinfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points / tail ends, testing of water samples including additional / required / instructed dosage during the period of Flood/ Calamities etc., complete and as directed by TWAD Board officers.
Supply and delivery of Liquid Chlorine cylinder as per IS specification (with chlorine 99.80% moisture, Na203 Hydrogen and carbon dioxide are to be Nil) including loading, freight, unloading, stacking transit insurance and all other incidental charges and as directed by TWAD Board officers.
Supply, delivery of Ferric Alum (Sulphate of alumina - Ferric) Grade - II in loose as per ISI 299/2012 and amended from time to time including freight, loading, unloading, transporation, transit insurance all other incidental charges and as directed by TWAD Board officers.
For the Year 2028-2029 (From 01.04.2028 - 31.03.2029)
Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protector of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure 12.279 MLD, carrying out the O&M as per standard operating procedures, Acts and rules in force and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity etc complete and as directed by TWAD Board officers Totally 4481.84 ML (12.279*365)
Attending Burst in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc complete and as directed by TWAD Board officers
Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for the following sizes of pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers.
For PVC Pipes of various sizes
For PSC Pipes of various sizes
Supply and delivery of the following sizes of unplastisized PVC Rigid pipes and specials confirming to IS other specifications as amended from time to time with ISI marking as specified in ISI and having the required working pressure and delivery at site of work including loading, unloading, freight, stacking and transportation, insurance charges, etc., complete and as directed by TWAD Board officers.
50 mm PVC6 KSC
63mm PVC 4KSC
75mm PVC 4KSC
90mm PVC 4 KSC
110mm PVC 4KSC
140mm PVC 4KSC
160mm PVC 4KSC
PVC COUPLER FABRICATED
50 mm PVC6 KSC
63mm PVC 4KSC
75mm PVC 4KSC
90mm PVC 4 KSC
110mm PVC 4KSC
140mm PVC 4KSC
160mm PVC 4KSC
Removing the burst P.V.C. Pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipe line with sound pipe including jointing and cost of refilling the pipe line with water for retesting the pipe line etc., complete (excluding cost of sound pipe and jointing materials and earth work) and as directed by the TWAD Board Officers
50mm PVC 6KSC
63mm PVC 4KSC
75mm PVC 4KSC
90mm PVC 4 KSC
110mm PVC 4KSC
140mm PVC 4KSC
160mm PVC 4KSC
Removing the burst P.S.C. Pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipe line with sound pipe including jointing and cost of refilling the pipe line with water for retesting the pipe line etc., complete (excluding cost of sound pipe and jointing materials and earth work) and as directed by the TWAD Board Officers
600 mm dia PSC Pipe
500 mm dia PSC Pipe
450 mm dia PSC Pipe
400 mm dia PSC Pipe
Supply and Delivery of MS bare pipes of the following dimensions as per Table- 5 of IS 3589/2001 fabricated with Fe410 grade steel conforming to IS 3589:2001 and other allied codes including transportation charges in any where in Tamilnadu etc., complete and as directed by TWAD Board officers
610 mm x5.8 mmDia and thick MS Pipe
508 mm x5 mmDia and thick MS Pipe
457 mm x4 mm Dia and thick MS Pipe
406.4 mm x4 mm Dia and thick MS Pipe
Supply and Delivery of MJ Collars inclusive of transportation charges anywhere in Tamilnadu etc complete and as directed by TWAD Board officers
Attending Leaks in the Pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc., complete and as directed by TWAD Board officers.
Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for leak rectification works for the following sizes of PSC pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers.
PSC Pipes of various sizes
HDPE Pipes of various sizes
MS Pipes of various sizes
GI Pipes of various sizes
Supply and delivery of lead wool as per sample including loading, unloading and transportation charges etc. complete and as directed by TWAD Bd. Officers
600 mm dia PSC Pipe
500 mm dia PSC Pipe
450 mm dia PSC Pipe
400 mm dia PSC Pipe
Supply and delivery of Hardcrete oil as per sample including loading, unloading and transportation charges etc. complete and as directed by TWAD Bd. Officers
600 mm dia PSC Pipe
500 mm dia PSC Pipe
450 mm dia PSC Pipe
400 mm dia PSC Pipe
Supply and delivery of cement including loading, unloading and transporation charges etc complete and as directed by TWAD Board Officers
600 mm dia PSC Pipe
500 mm dia PSC Pipe
450 mm dia PSC Pipe
400 mm dia PSC Pipe
Supply and delivery of the following sizes of HDPE PN 6 pipes and specials confirming to IS other specifications as amended from time to time with ISI marking as specified in ISI and having the required working pressure and delivery at site of work including loading, unloading, freight, stacking and transit, insurance charges, etc., complete and as directed by TWAD Board officers.
250 mm dia HDPE Pipe
200 mm dia HDPE Pipe
160 mm dia HDPE Pipe
Jointing HDPE Pipes and Specials by butt fusion welding / electro fusion welding joints using fusion equipment as per ISO 21307-2011 and as per IS 7634 (part-2) : 2012 including cost of hire charges for butt fusion equipment power supply arrangements etc., complete as per directed by TWAD Board Officers
250 mm dia HDPE Pipe
200 mm dia HDPE Pipe
160 mm dia HDPE Pipe
Supply and delivery of the following sizes of MS longtitudinal welding as per IS 3589/2001 with internal and external food grade epoxy coating 406 Micr pipes and specials confirming to IS other specifications as amended from time to time with ISI marking and delivery at site of work including loading, unloading, freight, stacking and transit, insurance charges, etc., complete and as directed by TWAD Board officers.
610 mm x5.8 mmDia and thick MS Pipe
508 mm x5 mmDia and thick MS Pipe
457 mm x4 mm Dia and thick MS Pipe
406.4 mm x4 mm Dia and thick MS Pipe
323.9 x 4.5 mm Dia and thick MS Pipe
Jointing the M.S. Pipes and specials with welded joints with the required no of run internally and externally including gauging including cost of welding rods LPG & o2Gas and hire charges for welding machine , cutting machine, power generators , crane and other required tools and plants and labour charges for fixing apputenances and other accessories where ever necessary in connection with pipe laying works and completing the work if all respects as per specification and as directed by TWAD Board officers.
610 mm x5.8 mmDia and thick MS Pipe
508 mm x5 mmDia and thick MS Pipe
457 mm x4 mm Dia and thick MS Pipe
406.4 mm x4 mm Dia and thick MS Pipe
323.9 x 4.5 mm Dia and thick MS Pipe
Supply and delivery of the following sizes of GI medium pipes and specials confirming to IS other specifications as amended from time to time with ISI marking as specified in ISI and having the required working pressure and delivery at site of work including loading, unloading, freight, stacking and transit, insurance charges, etc., complete and as directed by TWAD Board officers.
40 mm GI Pipe
50 mm GI Pipe
65 mm GI Pipe
80 mm GI Pipe
100 mm GI Pipe
125 mm GI Pipe
150 mm GI Pipe
Supply and delivery of following sizes of GI Specials conforming to IS specifications at site of work inclusive of transportation charges anywhere in Tamilnadu etc., complete and as directed by TWAD Board officers.
40 mm GI Coupling
50 mm GI Coupling
65 mm GI Coupling
80 mm GI Coupling
100 mm GI Coupling
125 mm GI Coupling
150 mm GI Coupling
Cutting the following sizes of the GI pipes true to axis and filing smoothly and finishing the ends etc., complete and as directed by TWAD Board officers.
40 mm GI Pipe
50 mm GI Pipe
65 mm GI Pipe
80 mm GI Pipe
100 mm GI Pipe
125 mm GI Pipe
150 mm GI Pipe
Threading the following sizes of the GI pipes true to axis etc., complete and as directed by TWAD Board officers.
40 mm GI Pipe
50 mm GI Pipe
65 mm GI Pipe
80 mm GI Pipe
100 mm GI Pipe
125 mm GI Pipe
150 mm GI Pipe
Dewatering using 5HP diesel engine pumpset including Hire charges, cost of Diesel, Engine oil, pump operator, labour charges, conveyance of pumpset and fuel to site and back, loading, unloading and any other incidental charges etc., complete. And as directed by TWAD Board officers
600 mm dia PSC Pipe
500 mm dia PSC Pipe
450 mm dia PSC Pipe
400 mm dia PSC Pipe
250 mm dia HDPE Pipe
200 mm dia HDPE Pipe
160 mm dia HDPE Pipe
610 mm x5.8 mmDia MS Pipe
508 mm x5 mmDia MS Pipe
457 mm x4 mm Dia MS Pipe
406.4 mm x4 mm Dia MS Pipe
323.9 x 4.5 mm Dia MS Pipe
Refilling with excavated soil (other than sand)complying with standard specification in layers of 15cm watered well rammed and consolidated after the pipes and specials are laid,jointed and tested etc. and removing and depositing the surplus earth at the places shown by the TWAD Board Officers.
PSC Pipes of various sizes
HDPE Pipes of various sizes
MS Pipes of various sizes
REPAIR AND RENEWAL OF PUMPSETS
Rewinding of Motors/ Coil in pumping stations iod in the Electrical, Mechanical and Elctro- mechanical items to bring back the scheme / components into normal running conditition as per specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.2.6. of General conditions of Contract Part II. complete and as directed by the TWAD Board officers.
Rewinding of motor and reconditioning pump and repair works to various capacity Open well Submersible Pump Set including cost of all material ,conveyance ,labour charges for removing and re-erection of Submersible pumpset Head Works at Mankadu in Infiltration Well - 1+1 Nos
Rewinding of motor and repair works to various capacity Centrifugal HSC Motors including cost of all material ,conveyance ,labour charges for removing and re-erection of Centrifugal HSC Motors etc., complete and as directed by the TWAD Board officers.
Reconditioning of motor and pump to 35 HP Open Well Submersible Pump Set ( 3106 LPM X 36 M ) conveyance ,labour charges for removing and re-erection of Submersible pumpset
Supply and delivery of direct online starter confirming to IS13947, IEC60947-1 and as amended thereafter with suitable KW rating for operation in AC/ three Phase/50HZ(+/- 5%) and 415V (+/- 10%) including Ammeter, Overload relay, under Voltage release with no Volt coil, Air Break contactors suitable for next Standard higher KW rating, Single phasing preventor, dry running preventor and On/Off Push button switches, including the capacitor etc complete and as directed by TWAD Board officers (the cost of capacitor is to be taken separately).
Upto 5 HP
Supply, delivery of 1.1 KV Grade Armoured aluminium Conductor cross Linked Poly ethylene insulated PVC sheathed cables confirmaing to IS etc., complete and as directed by TWAD board Officers. for following Wells submersible motor to main panel board.
3.00 core 35 Sq. mm
3.00 core 70 Sq. mm
3.00 core 95 Sq. mm
3.00 core 185 Sq. mm
Laying of 1.1 KV Grade PVC insulated steel Armoured aluminium cable as per I.E. rules to be laid in between Well Submersible motor and main panel board.
3.00 core 35 Sq. mm
3.00 core 70 Sq. mm
3.00 core 95 Sq. mm
3.00 core 185 Sq. mm
Jonting the 1.1KV grade PVC Insulated Steel armoured aluminum cable as per I E Rules including Jointing materials, Labour etc complete directed by the TWAD Board officers
3.00 core 35 Sq. mm
3.00 core 70 Sq. mm
3.00 core 95 Sq. mm
3.00 core185 Sq. mm
Supply and delivery of following Range AMPS 3 Pole & 4 Pole MCCB Switch (Moulted case circuit breakers) to control EB supply from E.B Pole to Main Panel Board
3 Pole MCCB
63 Amps 3 Pole MCCB Switch
100 Amps 3 Pole MCCB Switch
250 Amps 3 Pole MCCB Switch
200 Amps 4 Pole MCCB Switch
250 Amps 4 Pole MCCB Switch
800 Amps 4 Pole MCCB Switch
Attending Repair, rectification and reconditioning of CI Sluice valve ,Scour valve,Air valve, CI NRV valve, including all material,, conveyance, labour charges and re erection of valve etc., complete and as directed by TWAD Board Officers.
500 mm CI Sluice valve
450 mm CI Sluice valve
400 mm CI Sluice valve
250 mm CI Sluice valve
200 mm CI Sluice valve
150 mm CI Sluice valve
125 mm CI Sluice valve
100 mm CI Sluice valve
80 mm CI Sluice valve
65 mm CI Sluice valve
50 mm CI Sluice valve
250 mm CI Non return Valve
200 mm CI Non return Valve
80 mm CI Non return Valve
50 mm CI Non return Valve
150 mm CI Double valve
100 mm CI Double valve
80 mm CI Double valve
Supply, delivery and fixing of following size of Gate valves in OHT's etc., complete and as directed by TWAD Board Officers.
50 mm gate valve
65 mm gate valve
80 mm gate valve
100 mm gate valve
Removal of sediments and depositions of sludge, silt,Particles inside the sump at various capacities by engaging required labours and diesel pumpsets and cleaning the side wall and bottom of sump using wire brushes, brooms, collecting , lifting of the deposited slit particles outside the sump, washing side wall and floor slab using bleaching powder including lighting arrangements and safety arrangements inside the sump, hire charges for the buckets, rope etc and supply of bleaching powder for cleaning purposes etc., complete and as directed by TWAD Board officers
7.00 LL capacity Sump
2.00 LL capacity Sump
0.60 LL capacity Sump
5.00 LL capacity Sump
0.50 LL capacity Sump
3.00 LL capacity Sump
1.00 LL capacity Sump
Desilting light or sandysoil or silt from infiltration wells below water level including the charges for special T&P and air compressor etc., complete and as directed by TWAD Board officers.
Electro magnetic contactors of suitablecapacity in AC Three Phase rating,conforming to IS/IEC 60947-4-1.
Supply and delivery of Overload Relays: Directly operated Bimetallic Thermal overload relay which operates in case of overload and also in case of under voltage with manual and auto reset mode etc., complete and as directed by TWAD Board Officers
Upto 5A
Upto 10A-20A
Upto 20A-30A
Upto 30A-50A
Electric Motor protection device against single phasing. The device should protect the motor against single phasing, reverse phasing and unbalance supply. The device should be suitable for any device and have provisions for mounting in panel boards. Operate without need of any auxiliary supply.
Electric Motor protection device against dry running. The device should protect the motor against Dry running. The device should be suitable for any device and have provisions for mounting in panel boards. Operate without need of any auxiliary supply etc., complete and as directed by TWAD Board Officers
Supply and delivery of Power capacitor for power factor improvement with oil filled with discharge resistance 3 phase 415/440V 50 HZ conforming to ISS:2834 with ISI marking
TRANSFORMER
Labour charges for dismantling of 250 KVA Transformer with all accessories by using crane etc. complete as directed by TWAD Board officers
Supply and delivery of HV 11KV Copper Dual Coat Super enameled winding coils for 3 phase to 250 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of LV 433V Copper windings for 3 phase insulation to 250 KVA Transformer as per IS Specifications as rected by TWAD Board Officers
Supply and delivery of 3 phase insulation to 250 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of new transformer oil to 250 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of 11KV HV Bushing with metal parts to 250 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of 433KV LV Bushing copper rod to 200 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of silica gel breather to 200 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of Capillary type thermometer including accessories to 250 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of gasket & oil seals to 250 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of paint to 250 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Charges for hot air chamber treatment for IR value Improvement work 900c for 2 days to 250 KVA Transformer as per IS Specifications as directed by TwAD Board Officers
Charges for transformer tank cleaning and painting work to 200 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Labour Charges for new windings reassembling with new insulation off load tape switch connection load with delta star connection by copper bracing work two coatings varnish apply work to 250 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Charges for attending core winding job to tank accessories fixing as per IS specification including testing work with loading to 250 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Labour charges for Re rection of 250 KVA Transformer and all accessories by using crane etc. complete as directed by TWAD Board officers
Conveyance charges for transformer head works station to work shop site and work shop site to head works station completion of rectification works etc. complete as directed by TWAD Board officers
Labour charges for dismantling of 315 KVA Transformer with all accessories by using crane etc. complete as directed by TWAD Board officers
Supply and delivery of HV 11KV Copper Dual Coat Super enameled winding coils for 3 phase to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of LV 433V Copper windings for 3 phase insulation to 315 KVA Transformer as per IS Specifications as rected by TWAD Board Officers
Supply and delivery of 3 phase insulation to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of new transformer oil to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of 11KV HV Bushing with metal parts to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of 433KV LV Bushing copper rod to 200 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of silica gel breather to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of Capillary type thermometer including accessories to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of gasket & oil seals to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of paint to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Charges for hot air chamber treatment for IR value Improvement work 900c for 2 days to 315 KVA Transformer as per IS Specifications as directed by TwAD Board Officers
Charges for transformer tank cleaning and painting work to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Labour Charges for new windings reassembling with new insulation off load tape switch connection load with delta star connection by copper bracing work two coatings varnish apply work to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Charges for attending core winding job to tank accessories fixing as per IS specification including testing work with loading to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Labour charges for Re rection of 315 KVA Transformer and all accessories by using crane etc. complete as directed by TWAD Board officers
Conveyance charges for transformer head works station to work shop site and work shop site to head works station completion of rectification works etc. complete as directed by TWAD Board officers
CONCRETE
Providing , laying,spreading and compacting graded stone aggregates for Wet Mix Macadam 250mm thichk including premixing the materials with water at OMC in mechanical mix plant, conveyance of mixed materials by tipper to site, laying in uniform layers using pavers in Sub Base / Base course on well prepared surface and compacting with vibratory roller to acheive the desired density including cost of material, labour charges, rentals of machinery, fuel and all other incidental charges etc., complete as per cluse 406 of MORTH Rev - 5.
Plain cement concrete 1:4:8 using 40mm HBS including cost of all materials, labour charges for mixing and placing in position of concrete, curing, finishing etc., complete
Plain cement concrete 1:2:4 using 20mm HBS including cost of all materials, labour charges for mixing and placing in position of concrete, curing, finishing etc., complete
COST OF CHEMICALS
Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of all disinfectents (such as bleaching powder, chlorine cylinder, silver ionization rods as applicable to this CWSS), labour charges and all incidental charges for disinfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points / tail ends, testing of water samples including additional / required / instructed dosage during the period of Flood/ Calamities etc., complete and as directed by TWAD Board officers.
Supply and delivery of Liquid Chlorine cylinder as per IS specification (with chlorine 99.80% moisture, Na203 Hydrogen and carbon dioxide are to be Nil) including loading, freight, unloading, stacking transit insurance and all other incidental charges and as directed by TWAD Board officers.
Supply, delivery of Ferric Alum (Sulphate of alumina - Ferric) Grade - II in loose as per ISI 299/2012 and amended from time to time including freight, loading, unloading, transporation, transit insurance all other incidental charges and as directed by TWAD Board officers.
Item Rate BoQ
BoQ_Ver4.0
Name of the Bidder/ Bidding Firm / Company :
PRICE SCHEDULE- A8 (This BOQ template must not be modified/replaced by the bidder and the same should be uploaded after filling the relevent columns, else the bidder is liable to be rejected for this tender. Bidders are allowed to enter the Bidder Name and Values only)
NUMBER #
For the Year 2026-2027 (From 01.04.2026 - 31.03.2027)
Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protector of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure 3.618 MLD, carrying out the O&M as per standard operating procedures, Acts and rules in force and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity etc complete and as directed by TWAD Board officers Totally 1320.57 ML (3.618*365)
Attending Burst in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc complete and as directed by TWAD Board officers
Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for the following sizes of pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers.
For PVC Pipes of various sizes
For AC Pipes of various sizes
For MS Pipes of various sizes
For PSC Pipes of various sizes
Supply and Delivery of MS bare pipes of the following dimensions as per Table- 5 of IS 3589/2001 fabricated with Fe410 grade steel conforming to IS 3589:2001 and other allied codes including transportation charges in any where in Tamilnadu etc., complete and as directed by TWAD Board officers
355.6 x 4 mm Dia MS Pipe
219.1x 2.6 mm Dia MS Pipe
350 x 2.6 mm Dia MS Pipe
Jointing the M.S. Pipes and specials with welded joints with the required no of run internally and externally including gauging including cost of welding rods LPG & o2Gas and hire charges for welding machine , cutting machine, power generators , crane and other required tools and plants and labour charges for fixing apputenances and other accessories where ever necessary in connection with pipe laying works and completing the work if all respects as per specification and as directed by TWAD Board officers.
355.6 x 4 mm Dia MS Pipe
219.1x 2.6 mm Dia MS Pipe
Supply and delivery of the following sizes of unplastisized PVC Rigid pipes and specials confirming to IS other specifications as amended from time to time with ISI marking as specified in ISI and having the required working pressure and delivery at site of work including loading, unloading, freight, stacking and transportation, insurance charges, etc., complete and as directed by TWAD Board officers.
63mm PVC 4KSC
75mm PVC 4KSC
90mm PVC 4 KSC
110mm PVC 4KSC
140mm PVC 4KSC
PVC COUPLER FABRICATED
63mm PVC 4KSC
75mm PVC 4KSC
90mm PVC 4 KSC
110mm PVC 4KSC
140mm PVC 4KSC
Removing the burst P.V.C. Pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipe line with sound pipe including jointing and cost of refilling the pipe line with water for retesting the pipe line etc., complete (excluding cost of sound pipe and jointing materials and earth work) and as directed by the TWAD Board Officers
63mm PVC 4KSC
75mm PVC 4KSC
90mm PVC 4 KSC
110mm PVC 4KSC
140mm PVC 4KSC
Removing the burst A.C. Pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipe line with sound pipe including jointing and cost of refilling the pipe line with water for retesting the pipe line etc complete (excluding cost of sound pipe and jointing materials and earth work) and as directed by the TWAD Board Officers
200 mm dia AC Class
300 mm dia AC Class
350 mm dia AC Class
Supply and delivery of the following sizes of DUCTILE IRON PIPES of CLASS K7 confirming to the IS 8329/2000 and other specifications at site of work including loading, unloading, fright, stacking, transit and insurance, etc. complete and as directed by TWAD Board officers.
200 mm DI K7 Class
300 mm DI K7 Class
350 mm DI K7 Class
Removing the burst P.S.C. Pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipe line with sound pipe including jointing and cost of refilling the pipe line with water for retesting the pipe line etc., complete (excluding cost of sound pipe and jointing materials and earth work) and as directed by the TWAD Board Officers
350 mm dia PSC Pipe
Supply and Delivery of MJ Collars inclusive of transportation charges anywhere in Tamilnadu etc complete and as directed by TWAD Board officers
Dewatering using 5HP diesel engine pumpset including Hire charges, cost of Diesel, Engine oil, pump operator, labour charges, conveyance of pumpset and fuel to site and back, loading, unloading and any other incidental charges etc., complete. And as directed by TWAD Board officers
355.6 x 4 mm Dia MS Pipe
219.1x 2.6 mm Dia MS Pipe
Refilling with excavated soil (other than sand)complying with standard specification in layers of 15cm watered well rammed and consolidated after the pipes and specials are laid,jointed and tested etc. and removing and depositing the surplus earth at the places shown by the TWAD Board Officers.
MS Pipes of various sizes
Attending Leaks in the Pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc., complete and as directed by TWAD Board officers.
Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for leak rectification works for the following sizes of PSC pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers.
CI Pipes of various sizes
GI Pipes of various sizes
Supply and delivery of the following sizes of DUCTILE IRON PIPES of CLASS K7 confirming to the IS 8329/2000 and other specifications at site of work including loading, unloading, fright, stacking, transit and insurance, etc. complete and as directed by TWAD Board officers.
100 mm dia DI
Supply and Delivery of MJ Collars inclusive of transportation charges anywhere in Tamilnadu etc complete and as directed by TWAD Board officers
Supply and delivery of the following sizes of GI medium pipes and specials confirming to IS other specifications as amended from time to time with ISI marking as specified in ISI and having the required working pressure and delivery at site of work including loading, unloading, freight, stacking and transit, insurance charges, etc., complete and as directed by TWAD Board officers.
40 mm GI Pipe
50 mm GI Pipe
65 mm GI Pipe
80 mm GI Pipe
100 mm GI Pipe
Supply and delivery of following sizes of GI Specials conforming to IS specifications at site of work inclusive of transportation charges anywhere in Tamilnadu etc., complete and as directed by TWAD Board officers.
40 mm GI Coupling
50 mm GI Coupling
65 mm GI Coupling
80 mm GI Coupling
100 mm GI Coupling
Cutting the following sizes of the GI pipes true to axis and filing smoothly and finishing the ends etc., complete and as directed by TWAD Board officers.
40 mm GI Pipe
50 mm GI Pipe
65 mm GI Pipe
80 mm GI Pipe
100 mm GI Pipe
Threading the following sizes of the GI pipes true to axis etc., complete and as directed by TWAD Board officers.
40 mm GI Pipe
50 mm GI Pipe
65 mm GI Pipe
80 mm GI Pipe
100 mm GI Pipe
Removing the burst C.I. Pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipe line with sound pipe including jointing and cost of refilling the pipe line with water for retesting the pipe line etc complete (excluding cost of sound pipe and jointing materials and earth work) and as directed by the TWAD Board Officers
100 mm dia CI Class
REPAIR AND RENEWAL OF PUMPSETS
Rewinding of Motors/ Coil in pumping stations iod in the Electrical, Mechanical and Elctro- mechanical items to bring back the scheme / components into normal running conditition as per specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.2.6. of General conditions of Contract Part II. complete and as directed by the TWAD Board officers.
Rewinding of motor and reconditioning pump and repair works to various capacity Open well Submersible Pump Set including cost of all material ,conveyance ,labour charges for removing and re-erection of Submersible pumpset Head Works at Mankadu in Infiltration Well - 1+1 Nos
Rewinding of motor and reconditioning pump and repair works to 40HP centrifugal Pump Set ( 1357LPM X 64 M ) including cost of all material ,conveyance ,labour charges for removing and re-erection of centrifugal pumpset Treatment plant at Chemmankalai - 1+1 Nos
Supply and delivery of direct online starter confirming to IS13947, IEC60947-1 and as amended thereafter with suitable KW rating for operation in AC/ three Phase/50HZ(+/- 5%) and 415V (+/- 10%) including Ammeter, Overload relay, under Voltage release with no Volt coil, Air Break contactors suitable for next Standard higher KW rating, Single phasing preventor, dry running preventor and On/Off Push button switches, including the capacitor etc complete and as directed by TWAD Board officers (the cost of capacitor is to be taken separately).
For 2 HP
For 3 HP
For 4 HP
For 5 HP
For 7.5 HP
Supply, delivery of 1.1 KV Grade Armoured aluminium Conductor cross Linked Poly ethylene insulated PVC sheathed cables confirmaing to IS etc., complete and as directed by TWAD board Officers. for following Wells submersible motor to main panel board.
3.00 core 70 Sq. mm
3.50 core 95 Sq. mm
3.50 core 120 Sq. mm
3.50 core 185 Sq. mm
Laying of 1.1 KV Grade PVC insulated steel Armoured aluminium cable as per I.E. rules to be laid in between Well Submersible motor and main panel board.
3.00 core 70 Sq. mm
3.50 core 95 Sq. mm
3.50 core 120 Sq. mm
3.50 core 185 Sq. mm
Jonting the 1.1KV grade PVC Insulated Steel armoured aluminum cable as per I E Rules including Jointing materials, Labour etc complete directed by the TWAD Board officers
3.00 core 70 Sq. mm
3.50 core 95 Sq. mm
3.50 core120 Sq. mm
3.50 core185 Sq. mm
Supply and delivery of following Range AMPS 3 Pole & 4 Pole MCCB Switch (Moulted case circuit breakers) to control EB supply from E.B Pole to Main Panel Board
3 Pole MCCB
63 Amps 3 Pole MCCB Switch
100 Amps 3 Pole MCCB Switch
200 Amps 3 Pole MCCB Switch
250 Amps 3 Pole MCCB Switch
Attending Repair, rectification and reconditioning of CI Sluice valve ,Scour valve,Air valve, CI NRV valve, including all material,, conveyance, labour charges and re erection of valve etc., complete and as directed by TWAD Board Officers.
300 mm CI Sluice valve
250 mm CI Sluice valve
200 mm CI Sluice valve
150 mm CI Sluice valve
125 mm CI Sluice valve
250 mm CI Non return Valve
150 mm CI Non return Valve
Supply, delivery and fixing of following size of Gate valves in OHT's etc., complete and as directed by TWAD Board Officers.
50 mm gate valve
65 mm gate valve
80 mm gate valve
100 mm gate valve
Removal of sediments and depositions of sludge, silt,Particles inside the sump at various capacities by engaging required labours and diesel pumpsets and cleaning the side wall and bottom of sump using wire brushes, brooms, collecting , lifting of the deposited slit particles outside the sump, washing side wall and floor slab using bleaching powder including lighting arrangements and safety arrangements inside the sump, hire charges for the buckets, rope etc and supply of bleaching powder for cleaning purposes etc., complete and as directed by TWAD Board officers
0.15 LL capacity Sump
0.60 LL capacity Sump
0.30 LL capacity Sump
1.00 LL capacity Sump
Desilting light or sandysoil or silt from infiltration wells below water level including the charges for special T&P and air compressor etc., complete and as directed by TWAD Board officers.
ROAD RESTORATION
Labour for cutting open road for laying water mains or sewer etc and as directed by TWAD Board officers.
B.T. Roads (or) Maccadam road
Concrete Roads
GRAVEL FILLING
Supply of Gravel for filling the excavated soil, if existing soil is not suitable for refilling as directed byTWAD Officials
PCC - M30 CONCRETE
Plain Cement Concrete 1:1.5:3 (one cement, one and half fine aggregates and three coarse aggregates) using 20mm size ISS HBG metal including cost and conveyance of all materials to site and including for the mixing, laying and labour charges etc., complete as per standard specification
Road Restoration - Patch work
Demolishing Rocks / Obstacles
Hiring Charges for Heavy duty electrical Concrete breaker machine
Carting Away of Debris
Hire charges for deploying earth moving machinery (JCB/Poclain) for earthwork including diesel, oil and labour charges etc., complete.
COST OF CHEMICALS
Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of all disinfectents (such as bleaching powder, chlorine cylinder, silver ionization rods as applicable to this CWSS), labour charges and all incidental charges for disinfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points / tail ends, testing of water samples including additional / required / instructed dosage during the period of Flood/ Calamities etc., complete and as directed by TWAD Board officers.
Supply and delivery of Liquid Chlorine cylinder as per IS specification (with chlorine 99.80% moisture, Na203 Hydrogen and carbon dioxide are to be Nil) including loading, freight, unloading, stacking transit insurance and all other incidental charges and as directed by TWAD Board officers.
Supply, delivery of Ferric Alum (Sulphate of alumina - Ferric) Grade - II in loose as per ISI 299/2012 and amended from time to time including freight, loading, unloading, transporation, transit insurance all other incidental charges and as directed by TWAD Board officers.
For the Year 2027-2028 (From 01.04.2027 - 31.03.2028)
Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protector of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure 3.711 MLD, carrying out the O&M as per standard operating procedures, Acts and rules in force and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity etc complete and as directed by TWAD Board officers Totally 1358.226 ML (3.711*366)
Attending Burst in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc complete and as directed by TWAD Board officers
Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for the following sizes of pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers.
For PVC Pipes of various sizes
For AC Pipes of various sizes
For MS Pipes of various sizes
For PSC Pipes of various sizes
Supply and Delivery of MS bare pipes of the following dimensions as per Table- 5 of IS 3589/2001 fabricated with Fe410 grade steel conforming to IS 3589:2001 and other allied codes including transportation charges in any where in Tamilnadu etc., complete and as directed by TWAD Board officers
355.6 x 4 mm Dia MS Pipe
219.1x 2.6 mm Dia MS Pipe
350 x 2.6 mm Dia MS Pipe
Jointing the M.S. Pipes and specials with welded joints with the required no of run internally and externally including gauging including cost of welding rods LPG & o2Gas and hire charges for welding machine , cutting machine, power generators , crane and other required tools and plants and labour charges for fixing apputenances and other accessories where ever necessary in connection with pipe laying works and completing the work if all respects as per specification and as directed by TWAD Board officers.
355.6 x 4 mm Dia MS Pipe
219.1x 2.6 mm Dia MS Pipe
Supply and delivery of the following sizes of unplastisized PVC Rigid pipes and specials confirming to IS other specifications as amended from time to time with ISI marking as specified in ISI and having the required working pressure and delivery at site of work including loading, unloading, freight, stacking and transportation, insurance charges, etc., complete and as directed by TWAD Board officers.
63mm PVC 4KSC
75mm PVC 4KSC
90mm PVC 4 KSC
110mm PVC 4KSC
140mm PVC 4KSC
PVC COUPLER FABRICATED
63mm PVC 4KSC
75mm PVC 4KSC
90mm PVC 4 KSC
110mm PVC 4KSC
140mm PVC 4KSC
Removing the burst P.V.C. Pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipe line with sound pipe including jointing and cost of refilling the pipe line with water for retesting the pipe line etc., complete (excluding cost of sound pipe and jointing materials and earth work) and as directed by the TWAD Board Officers
63mm PVC 4KSC
75mm PVC 4KSC
90mm PVC 4 KSC
110mm PVC 4KSC
140mm PVC 4KSC
Removing the burst A.C. Pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipe line with sound pipe including jointing and cost of refilling the pipe line with water for retesting the pipe line etc complete (excluding cost of sound pipe and jointing materials and earth work) and as directed by the TWAD Board Officers
200 mm dia AC Class
300 mm dia AC Class
350 mm dia AC Class
Supply and delivery of the following sizes of DUCTILE IRON PIPES of CLASS K7 confirming to the IS 8329/2000 and other specifications at site of work including loading, unloading, fright, stacking, transit and insurance, etc. complete and as directed by TWAD Board officers.
200 mm DI K7 Class
300 mm DI K7 Class
350 mm DI K7 Class
Removing the burst P.S.C. Pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipe line with sound pipe including jointing and cost of refilling the pipe line with water for retesting the pipe line etc., complete (excluding cost of sound pipe and jointing materials and earth work) and as directed by the TWAD Board Officers
350 mm dia PSC Pipe
Supply and Delivery of MJ Collars inclusive of transportation charges anywhere in Tamilnadu etc complete and as directed by TWAD Board officers
Dewatering using 5HP diesel engine pumpset including Hire charges, cost of Diesel, Engine oil, pump operator, labour charges, conveyance of pumpset and fuel to site and back, loading, unloading and any other incidental charges etc., complete. And as directed by TWAD Board officers
355.6 x 4 mm Dia MS Pipe
219.1x 2.6 mm Dia MS Pipe
Refilling with excavated soil (other than sand)complying with standard specification in layers of 15cm watered well rammed and consolidated after the pipes and specials are laid,jointed and tested etc. and removing and depositing the surplus earth at the places shown by the TWAD Board Officers.
MS Pipes of various sizes
Attending Leaks in the Pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc., complete and as directed by TWAD Board officers.
Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for leak rectification works for the following sizes of PSC pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers.
CI Pipes of various sizes
GI Pipes of various sizes
Supply and delivery of the following sizes of DUCTILE IRON PIPES of CLASS K7 confirming to the IS 8329/2000 and other specifications at site of work including loading, unloading, fright, stacking, transit and insurance, etc. complete and as directed by TWAD Board officers.
100 mm dia DI
Supply and Delivery of MJ Collars inclusive of transportation charges anywhere in Tamilnadu etc complete and as directed by TWAD Board officers
Supply and delivery of the following sizes of GI medium pipes and specials confirming to IS other specifications as amended from time to time with ISI marking as specified in ISI and having the required working pressure and delivery at site of work including loading, unloading, freight, stacking and transit, insurance charges, etc., complete and as directed by TWAD Board officers.
40 mm GI Pipe
50 mm GI Pipe
65 mm GI Pipe
80 mm GI Pipe
100 mm GI Pipe
Supply and delivery of following sizes of GI Specials conforming to IS specifications at site of work inclusive of transportation charges anywhere in Tamilnadu etc., complete and as directed by TWAD Board officers.
40 mm GI Coupling
50 mm GI Coupling
65 mm GI Coupling
80 mm GI Coupling
100 mm GI Coupling
Cutting the following sizes of the GI pipes true to axis and filing smoothly and finishing the ends etc., complete and as directed by TWAD Board officers.
40 mm GI Pipe
50 mm GI Pipe
65 mm GI Pipe
80 mm GI Pipe
100 mm GI Pipe
Threading the following sizes of the GI pipes true to axis etc., complete and as directed by TWAD Board officers.
40 mm GI Pipe
50 mm GI Pipe
65 mm GI Pipe
80 mm GI Pipe
100 mm GI Pipe
Removing the burst C.I. Pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipe line with sound pipe including jointing and cost of refilling the pipe line with water for retesting the pipe line etc complete (excluding cost of sound pipe and jointing materials and earth work) and as directed by the TWAD Board Officers
100 mm dia CI Class
REPAIR AND RENEWAL OF PUMPSETS
Rewinding of Motors/ Coil in pumping stations iod in the Electrical, Mechanical and Elctro- mechanical items to bring back the scheme / components into normal running conditition as per specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.2.6. of General conditions of Contract Part II. complete and as directed by the TWAD Board officers.
Rewinding of motor and reconditioning pump and repair works to various capacity Open well Submersible Pump Set including cost of all material ,conveyance ,labour charges for removing and re-erection of Submersible pumpset Head Works at Mankadu in Infiltration Well - 1+1 Nos
Rewinding of motor and reconditioning pump and repair works to 40HP centrifugal Pump Set ( 1357LPM X 64 M ) including cost of all material ,conveyance ,labour charges for removing and re-erection of centrifugal pumpset Treatment plant at Chemmankalai - 1+1 Nos
Supply and delivery of direct online starter confirming to IS13947, IEC60947-1 and as amended thereafter with suitable KW rating for operation in AC/ three Phase/50HZ(+/- 5%) and 415V (+/- 10%) including Ammeter, Overload relay, under Voltage release with no Volt coil, Air Break contactors suitable for next Standard higher KW rating, Single phasing preventor, dry running preventor and On/Off Push button switches, including the capacitor etc complete and as directed by TWAD Board officers (the cost of capacitor is to be taken separately).
For 2 HP
For 3 HP
For 4 HP
For 5 HP
For 7.5 HP
Supply, delivery of 1.1 KV Grade Armoured aluminium Conductor cross Linked Poly ethylene insulated PVC sheathed cables confirmaing to IS etc., complete and as directed by TWAD board Officers. for following Wells submersible motor to main panel board.
3.00 core 70 Sq. mm
3.50 core 95 Sq. mm
3.50 core 120 Sq. mm
3.50 core 185 Sq. mm
Laying of 1.1 KV Grade PVC insulated steel Armoured aluminium cable as per I.E. rules to be laid in between Well Submersible motor and main panel board.
3.00 core 70 Sq. mm
3.50 core 95 Sq. mm
3.50 core 120 Sq. mm
3.50 core 185 Sq. mm
Jonting the 1.1KV grade PVC Insulated Steel armoured aluminum cable as per I E Rules including Jointing materials, Labour etc complete directed by the TWAD Board officers
3.00 core 70 Sq. mm
3.50 core 95 Sq. mm
3.50 core120 Sq. mm
3.50 core185 Sq. mm
Supply and delivery of following Range AMPS 3 Pole & 4 Pole MCCB Switch (Moulted case circuit breakers) to control EB supply from E.B Pole to Main Panel Board
3 Pole MCCB
63 Amps 3 Pole MCCB Switch
100 Amps 3 Pole MCCB Switch
200 Amps 3 Pole MCCB Switch
250 Amps 3 Pole MCCB Switch
Attending Repair, rectification and reconditioning of CI Sluice valve ,Scour valve,Air valve, CI NRV valve, including all material,, conveyance, labour charges and re erection of valve etc., complete and as directed by TWAD Board Officers.
300 mm CI Sluice valve
250 mm CI Sluice valve
200 mm CI Sluice valve
150 mm CI Sluice valve
125 mm CI Sluice valve
250 mm CI Non return Valve
150 mm CI Non return Valve
Supply, delivery and fixing of following size of Gate valves in OHT's etc., complete and as directed by TWAD Board Officers.
50 mm gate valve
65 mm gate valve
80 mm gate valve
100 mm gate valve
Removal of sediments and depositions of sludge, silt,Particles inside the sump at various capacities by engaging required labours and diesel pumpsets and cleaning the side wall and bottom of sump using wire brushes, brooms, collecting , lifting of the deposited slit particles outside the sump, washing side wall and floor slab using bleaching powder including lighting arrangements and safety arrangements inside the sump, hire charges for the buckets, rope etc and supply of bleaching powder for cleaning purposes etc., complete and as directed by TWAD Board officers
0.15 LL capacity Sump
0.60 LL capacity Sump
0.30 LL capacity Sump
1.00 LL capacity Sump
Desilting light or sandysoil or silt from infiltration wells below water level including the charges for special T&P and air compressor etc., complete and as directed by TWAD Board officers.
ROAD RESTORATION
Labour for cutting open road for laying water mains or sewer etc and as directed by TWAD Board officers.
B.T. Roads (or) Maccadam road
Concrete Roads
GRAVEL FILLING
Supply of Gravel for filling the excavated soil, if existing soil is not suitable for refilling as directed byTWAD Officials
PCC - M30 CONCRETE
Plain Cement Concrete 1:1.5:3 (one cement, one and half fine aggregates and three coarse aggregates) using 20mm size ISS HBG metal including cost and conveyance of all materials to site and including for the mixing, laying and labour charges etc., complete as per standard specification
Road Restoration - Patch work
Demolishing Rocks / Obstacles
Hiring Charges for Heavy duty electrical Concrete breaker machine
Carting Away of Debris
Hire charges for deploying earth moving machinery (JCB/Poclain) for earthwork including diesel, oil and labour charges etc., complete.
COST OF CHEMICALS
Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of all disinfectents (such as bleaching powder, chlorine cylinder, silver ionization rods as applicable to this CWSS), labour charges and all incidental charges for disinfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points / tail ends, testing of water samples including additional / required / instructed dosage during the period of Flood/ Calamities etc., complete and as directed by TWAD Board officers.
Supply and delivery of Liquid Chlorine cylinder as per IS specification (with chlorine 99.80% moisture, Na203 Hydrogen and carbon dioxide are to be Nil) including loading, freight, unloading, stacking transit insurance and all other incidental charges and as directed by TWAD Board officers.
Supply, delivery of Ferric Alum (Sulphate of alumina - Ferric) Grade - II in loose as per ISI 299/2012 and amended from time to time including freight, loading, unloading, transporation, transit insurance all other incidental charges and as directed by TWAD Board officers.
For the Year 2028-2029 (From 01.04.2028 - 31.03.2029)
Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protector of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure 3.618 MLD, carrying out the O&M as per standard operating procedures, Acts and rules in force and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity etc complete and as directed by TWAD Board officers Totally 1365.465 ML (3.741*365)
Attending Burst in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc complete and as directed by TWAD Board officers
Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for the following sizes of pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers.
For PVC Pipes of various sizes
For AC Pipes of various sizes
For MS Pipes of various sizes
For PSC Pipes of various sizes
Supply and Delivery of MS bare pipes of the following dimensions as per Table- 5 of IS 3589/2001 fabricated with Fe410 grade steel conforming to IS 3589:2001 and other allied codes including transportation charges in any where in Tamilnadu etc., complete and as directed by TWAD Board officers
355.6 x 4 mm Dia MS Pipe
219.1x 2.6 mm Dia MS Pipe
350 x 2.6 mm Dia MS Pipe
Jointing the M.S. Pipes and specials with welded joints with the required no of run internally and externally including gauging including cost of welding rods LPG & o2Gas and hire charges for welding machine , cutting machine, power generators , crane and other required tools and plants and labour charges for fixing apputenances and other accessories where ever necessary in connection with pipe laying works and completing the work if all respects as per specification and as directed by TWAD Board officers.
355.6 x 4 mm Dia MS Pipe
219.1x 2.6 mm Dia MS Pipe
Supply and delivery of the following sizes of unplastisized PVC Rigid pipes and specials confirming to IS other specifications as amended from time to time with ISI marking as specified in ISI and having the required working pressure and delivery at site of work including loading, unloading, freight, stacking and transportation, insurance charges, etc., complete and as directed by TWAD Board officers.
63mm PVC 4KSC
75mm PVC 4KSC
90mm PVC 4 KSC
110mm PVC 4KSC
140mm PVC 4KSC
PVC COUPLER FABRICATED
63mm PVC 4KSC
75mm PVC 4KSC
90mm PVC 4 KSC
110mm PVC 4KSC
140mm PVC 4KSC
Removing the burst P.V.C. Pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipe line with sound pipe including jointing and cost of refilling the pipe line with water for retesting the pipe line etc., complete (excluding cost of sound pipe and jointing materials and earth work) and as directed by the TWAD Board Officers
63mm PVC 4KSC
75mm PVC 4KSC
90mm PVC 4 KSC
110mm PVC 4KSC
140mm PVC 4KSC
Removing the burst A.C. Pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipe line with sound pipe including jointing and cost of refilling the pipe line with water for retesting the pipe line etc complete (excluding cost of sound pipe and jointing materials and earth work) and as directed by the TWAD Board Officers
200 mm dia AC Class
300 mm dia AC Class
350 mm dia AC Class
Supply and delivery of the following sizes of DUCTILE IRON PIPES of CLASS K7 confirming to the IS 8329/2000 and other specifications at site of work including loading, unloading, fright, stacking, transit and insurance, etc. complete and as directed by TWAD Board officers.
200 mm DI K7 Class
300 mm DI K7 Class
350 mm DI K7 Class
Removing the burst P.S.C. Pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipe line with sound pipe including jointing and cost of refilling the pipe line with water for retesting the pipe line etc., complete (excluding cost of sound pipe and jointing materials and earth work) and as directed by the TWAD Board Officers
350 mm dia PSC Pipe
Supply and Delivery of MJ Collars inclusive of transportation charges anywhere in Tamilnadu etc complete and as directed by TWAD Board officers
Dewatering using 5HP diesel engine pumpset including Hire charges, cost of Diesel, Engine oil, pump operator, labour charges, conveyance of pumpset and fuel to site and back, loading, unloading and any other incidental charges etc., complete. And as directed by TWAD Board officers
355.6 x 4 mm Dia MS Pipe
219.1x 2.6 mm Dia MS Pipe
Refilling with excavated soil (other than sand)complying with standard specification in layers of 15cm watered well rammed and consolidated after the pipes and specials are laid,jointed and tested etc. and removing and depositing the surplus earth at the places shown by the TWAD Board Officers.
MS Pipes of various sizes
Attending Leaks in the Pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc., complete and as directed by TWAD Board officers.
Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for leak rectification works for the following sizes of PSC pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers.
CI Pipes of various sizes
GI Pipes of various sizes
Supply and delivery of the following sizes of DUCTILE IRON PIPES of CLASS K7 confirming to the IS 8329/2000 and other specifications at site of work including loading, unloading, fright, stacking, transit and insurance, etc. complete and as directed by TWAD Board officers.
100 mm dia DI
Supply and Delivery of MJ Collars inclusive of transportation charges anywhere in Tamilnadu etc complete and as directed by TWAD Board officers
Supply and delivery of the following sizes of GI medium pipes and specials confirming to IS other specifications as amended from time to time with ISI marking as specified in ISI and having the required working pressure and delivery at site of work including loading, unloading, freight, stacking and transit, insurance charges, etc., complete and as directed by TWAD Board officers.
40 mm GI Pipe
50 mm GI Pipe
65 mm GI Pipe
80 mm GI Pipe
100 mm GI Pipe
Supply and delivery of following sizes of GI Specials conforming to IS specifications at site of work inclusive of transportation charges anywhere in Tamilnadu etc., complete and as directed by TWAD Board officers.
40 mm GI Coupling
50 mm GI Coupling
65 mm GI Coupling
80 mm GI Coupling
100 mm GI Coupling
Cutting the following sizes of the GI pipes true to axis and filing smoothly and finishing the ends etc., complete and as directed by TWAD Board officers.
40 mm GI Pipe
50 mm GI Pipe
65 mm GI Pipe
80 mm GI Pipe
100 mm GI Pipe
Threading the following sizes of the GI pipes true to axis etc., complete and as directed by TWAD Board officers.
40 mm GI Pipe
50 mm GI Pipe
65 mm GI Pipe
80 mm GI Pipe
100 mm GI Pipe
Removing the burst C.I. Pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipe line with sound pipe including jointing and cost of refilling the pipe line with water for retesting the pipe line etc complete (excluding cost of sound pipe and jointing materials and earth work) and as directed by the TWAD Board Officers
100 mm dia CI Class
REPAIR AND RENEWAL OF PUMPSETS
Rewinding of Motors/ Coil in pumping stations iod in the Electrical, Mechanical and Elctro- mechanical items to bring back the scheme / components into normal running conditition as per specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.2.6. of General conditions of Contract Part II. complete and as directed by the TWAD Board officers.
Rewinding of motor and reconditioning pump and repair works to various capacity Open well Submersible Pump Set including cost of all material ,conveyance ,labour charges for removing and re-erection of Submersible pumpset Head Works at Mankadu in Infiltration Well - 1+1 Nos
Rewinding of motor and reconditioning pump and repair works to 40HP centrifugal Pump Set ( 1357LPM X 64 M ) including cost of all material ,conveyance ,labour charges for removing and re-erection of centrifugal pumpset Treatment plant at Chemmankalai - 1+1 Nos
Supply and delivery of direct online starter confirming to IS13947, IEC60947-1 and as amended thereafter with suitable KW rating for operation in AC/ three Phase/50HZ(+/- 5%) and 415V (+/- 10%) including Ammeter, Overload relay, under Voltage release with no Volt coil, Air Break contactors suitable for next Standard higher KW rating, Single phasing preventor, dry running preventor and On/Off Push button switches, including the capacitor etc complete and as directed by TWAD Board officers (the cost of capacitor is to be taken separately).
For 2 HP
For 3 HP
For 4 HP
For 5 HP
For 7.5 HP
Supply, delivery of 1.1 KV Grade Armoured aluminium Conductor cross Linked Poly ethylene insulated PVC sheathed cables confirmaing to IS etc., complete and as directed by TWAD board Officers. for following Wells submersible motor to main panel board.
3.00 core 70 Sq. mm
3.50 core 95 Sq. mm
3.50 core 120 Sq. mm
3.50 core 185 Sq. mm
Laying of 1.1 KV Grade PVC insulated steel Armoured aluminium cable as per I.E. rules to be laid in between Well Submersible motor and main panel board.
3.00 core 70 Sq. mm
3.50 core 95 Sq. mm
3.50 core 120 Sq. mm
3.50 core 185 Sq. mm
Jonting the 1.1KV grade PVC Insulated Steel armoured aluminum cable as per I E Rules including Jointing materials, Labour etc complete directed by the TWAD Board officers
3.00 core 70 Sq. mm
3.50 core 95 Sq. mm
3.50 core120 Sq. mm
3.50 core185 Sq. mm
Supply and delivery of following Range AMPS 3 Pole & 4 Pole MCCB Switch (Moulted case circuit breakers) to control EB supply from E.B Pole to Main Panel Board
3 Pole MCCB
63 Amps 3 Pole MCCB Switch
100 Amps 3 Pole MCCB Switch
200 Amps 3 Pole MCCB Switch
250 Amps 3 Pole MCCB Switch
Attending Repair, rectification and reconditioning of CI Sluice valve ,Scour valve,Air valve, CI NRV valve, including all material,, conveyance, labour charges and re erection of valve etc., complete and as directed by TWAD Board Officers.
300 mm CI Sluice valve
250 mm CI Sluice valve
200 mm CI Sluice valve
150 mm CI Sluice valve
125 mm CI Sluice valve
250 mm CI Non return Valve
150 mm CI Non return Valve
Supply, delivery and fixing of following size of Gate valves in OHT's etc., complete and as directed by TWAD Board Officers.
50 mm gate valve
65 mm gate valve
80 mm gate valve
100 mm gate valve
Removal of sediments and depositions of sludge, silt,Particles inside the sump at various capacities by engaging required labours and diesel pumpsets and cleaning the side wall and bottom of sump using wire brushes, brooms, collecting , lifting of the deposited slit particles outside the sump, washing side wall and floor slab using bleaching powder including lighting arrangements and safety arrangements inside the sump, hire charges for the buckets, rope etc and supply of bleaching powder for cleaning purposes etc., complete and as directed by TWAD Board officers
0.15 LL capacity Sump
0.60 LL capacity Sump
0.30 LL capacity Sump
1.00 LL capacity Sump
Desilting light or sandysoil or silt from infiltration wells below water level including the charges for special T&P and air compressor etc., complete and as directed by TWAD Board officers.
ROAD RESTORATION
Labour for cutting open road for laying water mains or sewer etc and as directed by TWAD Board officers.
B.T. Roads (or) Maccadam road
Concrete Roads
GRAVEL FILLING
Supply of Gravel for filling the excavated soil, if existing soil is not suitable for refilling as directed byTWAD Officials
PCC - M30 CONCRETE
Plain Cement Concrete 1:1.5:3 (one cement, one and half fine aggregates and three coarse aggregates) using 20mm size ISS HBG metal including cost and conveyance of all materials to site and including for the mixing, laying and labour charges etc., complete as per standard specification
Road Restoration - Patch work
Demolishing Rocks / Obstacles
Hiring Charges for Heavy duty electrical Concrete breaker machine
Carting Away of Debris
Hire charges for deploying earth moving machinery (JCB/Poclain) for earthwork including diesel, oil and labour charges etc., complete.
COST OF CHEMICALS
Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of all disinfectents (such as bleaching powder, chlorine cylinder, silver ionization rods as applicable to this CWSS), labour charges and all incidental charges for disinfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points / tail ends, testing of water samples including additional / required / instructed dosage during the period of Flood/ Calamities etc., complete and as directed by TWAD Board officers.
Supply and delivery of Liquid Chlorine cylinder as per IS specification (with chlorine 99.80% moisture, Na203 Hydrogen and carbon dioxide are to be Nil) including loading, freight, unloading, stacking transit insurance and all other incidental charges and as directed by TWAD Board officers.
Supply, delivery of Ferric Alum (Sulphate of alumina - Ferric) Grade - II in loose as per ISI 299/2012 and amended from time to time including freight, loading, unloading, transporation, transit insurance all other incidental charges and as directed by TWAD Board officers.
Item Rate BoQ
BoQ_Ver4.0
Name of the Bidder/ Bidding Firm / Company :
PRICE SCHEDULE- A9 (This BOQ template must not be modified/replaced by the bidder and the same should be uploaded after filling the relevent columns, else the bidder is liable to be rejected for this tender. Bidders are allowed to enter the Bidder Name and Values only)
NUMBER #
For the Year 2026-2027 (From 01.04.2026 - 31.03.2027)
Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protector of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure 0.66 MLD, carrying out the O&M as per standard operating procedures, Acts and rules in force and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity etc complete and as directed by TWAD Board officers Totally 240.90 ML (0.66*365)
Attending Burst in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc complete and as directed by TWAD Board officers
Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for the following sizes of pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers.
For PVC Pipes of various sizes
Supply and delivery of the following sizes of unplastisized PVC Rigid pipes and specials confirming to IS other specifications as amended from time to time with ISI marking as specified in ISI and having the required working pressure and delivery at site of work including loading, unloading, freight, stacking and transportation, insurance charges, etc., complete and as directed by TWAD Board officers.
110 mm PVC 4 KSC
140mm PVC 4KSC
160mm PVC 4KSC
PVC COUPLER FABRICATED
110mm PVC 4KSC
140mm PVC 4KSC
160mm PVC 4KSC
Removing the burst P.V.C. Pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipe line with sound pipe including jointing and cost of refilling the pipe line with water for retesting the pipe line etc., complete (excluding cost of sound pipe and jointing materials and earth work) and as directed by the TWAD Board Officers
110mm PVC 4KSC
140mm PVC 4KSC
160mm PVC 4KSC
Attending Leaks in the Pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc., complete and as directed by TWAD Board officers.
Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for leak rectification works for the following sizes of PSC pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers.
PVC Pipes of various sizes
Removing the burst P.V.C. Pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipe line with sound pipe including jointing and cost of refilling the pipe line with water for retesting the pipe line etc., complete (excluding cost of sound pipe and jointing materials and earth work) and as directed by the TWAD Board Officers
110 mm PVC 4KSC
140 mm PVC 4KSC
160 mm PVC 4 KSC
Supply and delivery of the following sizes of unplastisized PVC Rigid pipes and specials confirming to IS other specifications as amended from time to time with ISI marking as specified in ISI and having the required working pressure and delivery at site of work including loading, unloading, freight, stacking and transportation, insurance charges, etc., complete and as directed by TWAD Board officers.
110 mm PVC 4KSC
140mm PVC 4KSC
160 mm PVC 4 KSC
PVC COUPLER FABRICATED
110 mm PVC 4KSC
140 mm PVC 4KSC
160 mm PVC 4 KSC
REPAIR AND RENEWAL OF PUMPSETS
Rewinding of Motors/ Coil in pumping stations iod in the Electrical, Mechanical and Elctro- mechanical items to bring back the scheme / components into normal running conditition as per specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.2.6. of General conditions of Contract Part II. complete and as directed by the TWAD Board officers.
Rewinding of motor and reconditioning pump and repair works to various capacity Open well Submersible Pump Set including cost of all material ,conveyance ,labour charges for removing and re-erection of Submersible pumpset Head Works at Mankadu in Infiltration Well - 1+1 Nos
Repair and reconditioning works to various capacity Open well Submersible Pump Set including cost of all material ,conveyance ,labour charges for removing and re-erection of Submersible pumpset
Supply and delivery of direct online starter confirming to IS13947, IEC60947-1 and as amended thereafter with suitable KW rating for operation in AC/ three Phase/50HZ(+/- 5%) and 415V (+/- 10%) including Ammeter, Overload relay, under Voltage release with no Volt coil, Air Break contactors suitable for next Standard higher KW rating, Single phasing preventor, dry running preventor and On/Off Push button switches, including the capacitor etc complete and as directed by TWAD Board officers (the cost of capacitor is to be taken separately).
For 15 HP
Supply, delivery of 1.1 KV Grade Armoured aluminium Conductor cross Linked Poly ethylene insulated PVC sheathed cables confirmaing to IS etc., complete and as directed by TWAD board Officers. for following Wells submersible motor to main panel board.
3.00 core 10 Sq. mm
Laying of 1.1 KV Grade PVC insulated steel Armoured aluminium cable as per I.E. rules to be laid in between Well Submersible motor and main panel board.
3.00 core 10 Sq. mm
3.00 core 10 Sq. mm
Supply, delivery of following size of PVC insulated and sheathed 3 core flat type Copper cable conforming to IS 694/1990 and as Amended there after well submersible motor to main panel board.
3core 10 Sq. mm copper cable
3core 10 Sq. mm copper cable
3.00 core 10 Sq. mm copper cable
Supply and delivery of following Range AMPS 3 Pole & 4 Pole MCCB Switch (Moulted case circuit breakers) to control EB supply from E.B Pole to Main Panel Board
3 Pole MCCB
63 Amps 3 Pole MCCB Switch
32 Amps 3 Pole MCCB Switch
16 Amps 3 Pole MCCB Switch
Attending Repair, rectification and reconditioning of CI Sluice valve ,Scour valve,Air valve, CI NRV valve, including all material,, conveyance, labour charges and re erection of valve etc., complete and as directed by TWAD Board Officers.
80 mm CI NRV valve
80 mm CI Sluice valve
100 mm CI Sluice valve
100 mm CI NRV valve
Supply, delivery and fixing of following size of Gate valves in OHT's etc., complete and as directed by TWAD Board Officers.
80 mm gate valve
Removal of sediments and depositions of sludge, silt,Particles inside the sump at various capacities by engaging required labours and diesel pumpsets and cleaning the side wall and bottom of sump using wire brushes, brooms, collecting , lifting of the deposited slit particles outside the sump, washing side wall and floor slab using bleaching powder including lighting arrangements and safety arrangements inside the sump, hire charges for the buckets, rope etc and supply of bleaching powder for cleaning purposes etc., complete and as directed by TWAD Board officers
2.00 LL capacity Sump
Desilting light or sandysoil or silt from infiltration wells below water level including the charges for special T&P and air compressor etc., complete and as directed by TWAD Board officers.
Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of all disinfectents (such as bleaching powder, chlorine cylinder, silver ionization rods as applicable to this CWSS), labour charges and all incidental charges for disinfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points / tail ends, testing of water samples including additional / required / instructed dosage during the period of Flood/ Calamities etc., complete and as directed by TWAD Board officers.
Supply, delivery of stable Bleaching Powder anywhere in the schemes maintained by TWAD Board as per IS 1065:1989 (Grade I) and amended from time to time including freight, loading, unloading, transporation, transit insurance, all other incidental charges at site of work etc., complete and as directed by TWAD Board officers.
For the Year 2027-2028 (From 01.04.2027 - 31.03.2028)
Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protector of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure 0.66 MLD, carrying out the O&M as per standard operating procedures, Acts and rules in force and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity etc complete and as directed by TWAD Board officers Totally 241.56 ML (0.66*366)
Attending Burst in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc complete and as directed by TWAD Board officers
Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for the following sizes of pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers.
For PVC Pipes of various sizes
Supply and delivery of the following sizes of unplastisized PVC Rigid pipes and specials confirming to IS other specifications as amended from time to time with ISI marking as specified in ISI and having the required working pressure and delivery at site of work including loading, unloading, freight, stacking and transportation, insurance charges, etc., complete and as directed by TWAD Board officers.
110 mm PVC 4 KSC
140mm PVC 4KSC
160mm PVC 4KSC
PVC COUPLER FABRICATED
110mm PVC 4KSC
140mm PVC 4KSC
160mm PVC 4KSC
Removing the burst P.V.C. Pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipe line with sound pipe including jointing and cost of refilling the pipe line with water for retesting the pipe line etc., complete (excluding cost of sound pipe and jointing materials and earth work) and as directed by the TWAD Board Officers
110mm PVC 4KSC
140mm PVC 4KSC
160mm PVC 4KSC
Attending Leaks in the Pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc., complete and as directed by TWAD Board officers.
Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for leak rectification works for the following sizes of PSC pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers.
PVC Pipes of various sizes
Removing the burst P.V.C. Pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipe line with sound pipe including jointing and cost of refilling the pipe line with water for retesting the pipe line etc., complete (excluding cost of sound pipe and jointing materials and earth work) and as directed by the TWAD Board Officers
110 mm PVC 4KSC
140 mm PVC 4KSC
160 mm PVC 4 KSC
Supply and delivery of the following sizes of unplastisized PVC Rigid pipes and specials confirming to IS other specifications as amended from time to time with ISI marking as specified in ISI and having the required working pressure and delivery at site of work including loading, unloading, freight, stacking and transportation, insurance charges, etc., complete and as directed by TWAD Board officers.
110 mm PVC 4KSC
140mm PVC 4KSC
160 mm PVC 4 KSC
PVC COUPLER FABRICATED
110 mm PVC 4KSC
140 mm PVC 4KSC
160 mm PVC 4 KSC
REPAIR AND RENEWAL OF PUMPSETS
Rewinding of Motors/ Coil in pumping stations iod in the Electrical, Mechanical and Elctro- mechanical items to bring back the scheme / components into normal running conditition as per specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.2.6. of General conditions of Contract Part II. complete and as directed by the TWAD Board officers.
Rewinding of motor and reconditioning pump and repair works to various capacity Open well Submersible Pump Set including cost of all material ,conveyance ,labour charges for removing and re-erection of Submersible pumpset Head Works at Mankadu in Infiltration Well - 1+1 Nos
Repair and reconditioning works to various capacity Open well Submersible Pump Set including cost of all material ,conveyance ,labour charges for removing and re-erection of Submersible pumpset
Supply and delivery of direct online starter confirming to IS13947, IEC60947-1 and as amended thereafter with suitable KW rating for operation in AC/ three Phase/50HZ(+/- 5%) and 415V (+/- 10%) including Ammeter, Overload relay, under Voltage release with no Volt coil, Air Break contactors suitable for next Standard higher KW rating, Single phasing preventor, dry running preventor and On/Off Push button switches, including the capacitor etc complete and as directed by TWAD Board officers (the cost of capacitor is to be taken separately).
For 15 HP
Supply, delivery of 1.1 KV Grade Armoured aluminium Conductor cross Linked Poly ethylene insulated PVC sheathed cables confirmaing to IS etc., complete and as directed by TWAD board Officers. for following Wells submersible motor to main panel board.
3.00 core 10 Sq. mm
Laying of 1.1 KV Grade PVC insulated steel Armoured aluminium cable as per I.E. rules to be laid in between Well Submersible motor and main panel board.
3.00 core 10 Sq. mm
3.00 core 10 Sq. mm
Supply, delivery of following size of PVC insulated and sheathed 3 core flat type Copper cable conforming to IS 694/1990 and as Amended there after well submersible motor to main panel board.
3core 10 Sq. mm copper cable
3core 10 Sq. mm copper cable
3.00 core 10 Sq. mm copper cable
Supply and delivery of following Range AMPS 3 Pole & 4 Pole MCCB Switch (Moulted case circuit breakers) to control EB supply from E.B Pole to Main Panel Board
3 Pole MCCB
63 Amps 3 Pole MCCB Switch
32 Amps 3 Pole MCCB Switch
16 Amps 3 Pole MCCB Switch
Attending Repair, rectification and reconditioning of CI Sluice valve ,Scour valve,Air valve, CI NRV valve, including all material,, conveyance, labour charges and re erection of valve etc., complete and as directed by TWAD Board Officers.
80 mm CI NRV valve
80 mm CI Sluice valve
100 mm CI Sluice valve
100 mm CI NRV valve
Supply, delivery and fixing of following size of Gate valves in OHT's etc., complete and as directed by TWAD Board Officers.
80 mm gate valve
Removal of sediments and depositions of sludge, silt,Particles inside the sump at various capacities by engaging required labours and diesel pumpsets and cleaning the side wall and bottom of sump using wire brushes, brooms, collecting , lifting of the deposited slit particles outside the sump, washing side wall and floor slab using bleaching powder including lighting arrangements and safety arrangements inside the sump, hire charges for the buckets, rope etc and supply of bleaching powder for cleaning purposes etc., complete and as directed by TWAD Board officers
2.00 LL capacity Sump
Desilting light or sandysoil or silt from infiltration wells below water level including the charges for special T&P and air compressor etc., complete and as directed by TWAD Board officers.
Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of all disinfectents (such as bleaching powder, chlorine cylinder, silver ionization rods as applicable to this CWSS), labour charges and all incidental charges for disinfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points / tail ends, testing of water samples including additional / required / instructed dosage during the period of Flood/ Calamities etc., complete and as directed by TWAD Board officers.
Supply, delivery of stable Bleaching Powder anywhere in the schemes maintained by TWAD Board as per IS 1065:1989 (Grade I) and amended from time to time including freight, loading, unloading, transporation, transit insurance, all other incidental charges at site of work etc., complete and as directed by TWAD Board officers.
For the Year 2028-2029 (From 01.04.2028 - 31.03.2029)
Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protector of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure 0.66 MLD, carrying out the O&M as per standard operating procedures, Acts and rules in force and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity etc complete and as directed by TWAD Board officers Totally 240.90 ML (0.66*365)
Attending Burst in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc complete and as directed by TWAD Board officers
Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for the following sizes of pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers.
For PVC Pipes of various sizes
Supply and delivery of the following sizes of unplastisized PVC Rigid pipes and specials confirming to IS other specifications as amended from time to time with ISI marking as specified in ISI and having the required working pressure and delivery at site of work including loading, unloading, freight, stacking and transportation, insurance charges, etc., complete and as directed by TWAD Board officers.
110 mm PVC 4 KSC
140mm PVC 4KSC
160mm PVC 4KSC
PVC COUPLER FABRICATED
110mm PVC 4KSC
140mm PVC 4KSC
160mm PVC 4KSC
Removing the burst P.V.C. Pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipe line with sound pipe including jointing and cost of refilling the pipe line with water for retesting the pipe line etc., complete (excluding cost of sound pipe and jointing materials and earth work) and as directed by the TWAD Board Officers
110mm PVC 4KSC
140mm PVC 4KSC
160mm PVC 4KSC
Attending Leaks in the Pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc., complete and as directed by TWAD Board officers.
Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for leak rectification works for the following sizes of PSC pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers.
PVC Pipes of various sizes
Removing the burst P.V.C. Pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipe line with sound pipe including jointing and cost of refilling the pipe line with water for retesting the pipe line etc., complete (excluding cost of sound pipe and jointing materials and earth work) and as directed by the TWAD Board Officers
110 mm PVC 4KSC
140 mm PVC 4KSC
160 mm PVC 4 KSC
Supply and delivery of the following sizes of unplastisized PVC Rigid pipes and specials confirming to IS other specifications as amended from time to time with ISI marking as specified in ISI and having the required working pressure and delivery at site of work including loading, unloading, freight, stacking and transportation, insurance charges, etc., complete and as directed by TWAD Board officers.
110 mm PVC 4KSC
140mm PVC 4KSC
160 mm PVC 4 KSC
PVC COUPLER FABRICATED
110 mm PVC 4KSC
140 mm PVC 4KSC
160 mm PVC 4 KSC
REPAIR AND RENEWAL OF PUMPSETS
Rewinding of Motors/ Coil in pumping stations iod in the Electrical, Mechanical and Elctro- mechanical items to bring back the scheme / components into normal running conditition as per specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.2.6. of General conditions of Contract Part II. complete and as directed by the TWAD Board officers.
Rewinding of motor and reconditioning pump and repair works to various capacity Open well Submersible Pump Set including cost of all material ,conveyance ,labour charges for removing and re-erection of Submersible pumpset Head Works at Mankadu in Infiltration Well - 1+1 Nos
Repair and reconditioning works to various capacity Open well Submersible Pump Set including cost of all material ,conveyance ,labour charges for removing and re-erection of Submersible pumpset
Supply and delivery of direct online starter confirming to IS13947, IEC60947-1 and as amended thereafter with suitable KW rating for operation in AC/ three Phase/50HZ(+/- 5%) and 415V (+/- 10%) including Ammeter, Overload relay, under Voltage release with no Volt coil, Air Break contactors suitable for next Standard higher KW rating, Single phasing preventor, dry running preventor and On/Off Push button switches, including the capacitor etc complete and as directed by TWAD Board officers (the cost of capacitor is to be taken separately).
For 15 HP
Supply, delivery of 1.1 KV Grade Armoured aluminium Conductor cross Linked Poly ethylene insulated PVC sheathed cables confirmaing to IS etc., complete and as directed by TWAD board Officers. for following Wells submersible motor to main panel board.
3.00 core 10 Sq. mm
Laying of 1.1 KV Grade PVC insulated steel Armoured aluminium cable as per I.E. rules to be laid in between Well Submersible motor and main panel board.
3.00 core 10 Sq. mm
3.00 core 10 Sq. mm
Supply, delivery of following size of PVC insulated and sheathed 3 core flat type Copper cable conforming to IS 694/1990 and as Amended there after well submersible motor to main panel board.
3core 10 Sq. mm copper cable
3core 10 Sq. mm copper cable
3.00 core 10 Sq. mm copper cable
Supply and delivery of following Range AMPS 3 Pole & 4 Pole MCCB Switch (Moulted case circuit breakers) to control EB supply from E.B Pole to Main Panel Board
3 Pole MCCB
63 Amps 3 Pole MCCB Switch
32 Amps 3 Pole MCCB Switch
16 Amps 3 Pole MCCB Switch
Attending Repair, rectification and reconditioning of CI Sluice valve ,Scour valve,Air valve, CI NRV valve, including all material,, conveyance, labour charges and re erection of valve etc., complete and as directed by TWAD Board Officers.
80 mm CI NRV valve
80 mm CI Sluice valve
100 mm CI Sluice valve
100 mm CI NRV valve
Supply, delivery and fixing of following size of Gate valves in OHT's etc., complete and as directed by TWAD Board Officers.
80 mm gate valve
Removal of sediments and depositions of sludge, silt,Particles inside the sump at various capacities by engaging required labours and diesel pumpsets and cleaning the side wall and bottom of sump using wire brushes, brooms, collecting , lifting of the deposited slit particles outside the sump, washing side wall and floor slab using bleaching powder including lighting arrangements and safety arrangements inside the sump, hire charges for the buckets, rope etc and supply of bleaching powder for cleaning purposes etc., complete and as directed by TWAD Board officers
2.00 LL capacity Sump
Desilting light or sandysoil or silt from infiltration wells below water level including the charges for special T&P and air compressor etc., complete and as directed by TWAD Board officers.
Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of all disinfectents (such as bleaching powder, chlorine cylinder, silver ionization rods as applicable to this CWSS), labour charges and all incidental charges for disinfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points / tail ends, testing of water samples including additional / required / instructed dosage during the period of Flood/ Calamities etc., complete and as directed by TWAD Board officers.
Supply, delivery of stable Bleaching Powder anywhere in the schemes maintained by TWAD Board as per IS 1065:1989 (Grade I) and amended from time to time including freight, loading, unloading, transporation, transit insurance, all other incidental charges at site of work etc., complete and as directed by TWAD Board officers.
Item Rate BoQ
BoQ_Ver4.0
Name of the Bidder/ Bidding Firm / Company :
PRICE SCHEDULE- A10 (This BOQ template must not be modified/replaced by the bidder and the same should be uploaded after filling the relevent columns, else the bidder is liable to be rejected for this tender. Bidders are allowed to enter the Bidder Name and Values only)
NUMBER #
For the Year 2026-2027 (From 01.04.2026 - 31.03.2027)
Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protector of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure 17.62 MLD, carrying out the O&M as per standard operating procedures, Acts and rules in force and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity etc complete and as directed by TWAD Board officers Totally 6431.300 ML (17.62*365)
Attending Burst in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc complete and as directed by TWAD Board officers
Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for leak rectification works for the following sizes of Pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers.
PVC Pipes of various sizes
DI Pipes of various sizes
Supply and delivery of the following sizes of unplastisized PVC Rigid pipes and specials confirming to IS other specifications as amended from time to time with ISI marking as specified in ISI and having the required working pressure and delivery at site of work including loading, unloading, freight, stacking and transportation, insurance charges, etc., complete and as directed by TWAD Board officers.
50mm PVC 6KSC
63mm PVC 6KSC
75mm PVC 6KSC
90mm PVC 6KSC
110mm PVC 6KSC
140mm PVC 6KSC
160mm PVC 6KSC
63mm PVC 4KSC
75mm PVC 4KSC
90mm PVC 4 KSC
110mm PVC 4KSC
140mm PVC 4KSC
160mm PVC 4KSC
PVC COUPLER FABRICATED
50 mm PVC Coupler 6 KSC
63 mm PVC Coupler 6 KSC
75 mm PVC Coupler 6 KSC
90 mm PVC Coupler 6 KSC
110 mm PVC Coupler 6 KSC
140 mm PVC Coupler 6 KSC
160mm PVC Coupler 6 KSC
63 mm PVC Coupler 4 KSC
75 mm PVC Coupler 4 KSC
90 mm PVC Coupler 4 KSC
110 mm PVC Coupler 4 KSC
140 mm PVC Coupler 4 KSC
160 mm PVC Coupler 4 KSC
Supply and delivery of the following sizes of DUCTILE IRON PIPES of CLASS K7 confirming to the IS 8329/2000 and other specifications at site of work including loading, unloading, fright, stacking, transit and insurance, etc. complete and as directed by TWAD Board officers.
600 mm DI K7 Class
500 mm DI K7 Class
400 mm DI K7 Class
300 mm DI K7 Class
200 mm DI K7 Class
Supply and delivery of the following sizes of CID Joints confirming to the IS 8794/1988 and other specifications at site of work including loading, unloading, fright, stacking, transit and insurance, etc. complete and as directed by TWAD Board officers.
600 mm DI K7 Class
500 mm DI K7 Class
400 mm DI K7 Class
300 mm DI K7 Class
200 mm DI K7 Class
Removing the burst PVC Pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipe line with sound pipe including jointing and cost of refilling the pipe line with water for retesting the pipe line etc complete (excluding cost of sound pipe and jointing materials and earth work) and as directed by the TWAD Board Officers
50mm PVC 6KSC
63mm PVC 4KSC
75mm PVC 4KSC
90mm PVC 4 KSC
110mm PVC 4KSC
140mm PVC 4KSC
160mm PVC 4KSC
Attending Leaks in the Pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc., complete and as directed by TWAD Board officers.
Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for leak rectification works for the following sizes of Pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers.
GI Pipes of various sizes
DI Pipes of various sizes
Supply and delivery of the following sizes of GI pipes ( Medium class) confirming to the IS and other specifications including transportation charges any where in Tamilnadu etc., complete and as directed by TWAD Board officers
40 mm GI Pipe
50 mm GI Pipe
65 mm GI Pipe
80 mm GI Pipe
100 mm GI Pipe
125 mm GI Pipe
150 mm GI Pipe
Supply and delivery of following sizes of GI Specials conforming to IS specifications at site of work inclusive of transportation charges any where in Tamilnadu etc., complete and as directed by TWAD Board officers.
40 mm GI Coupling
50 mm GI Coupling
65 mm GI Coupling
80 mm GI Coupling
100 mm GI Coupling
125 mm GI Coupling
150 mm GI Coupling
Cutting the following sizes of the GI pipes true to axis and filing smoothly and finishing the ends etc., complete and as directed by TWAD Board officers.
40 mm GI Pipe
50 mm GI Pipe
65 mm GI Pipe
80 mm GI Pipe
100 mm GI Pipe
125 mm GI Pipe
150 mm GI Pipe
Threading the following sizes of the GI pipes true to axis etc., complete and as directed by TWAD Board officers.
40 mm GI Pipe
50 mm GI Pipe
65 mm GI Pipe
80 mm GI Pipe
100 mm GI Pipe
125 mm GI Pipe
150 mm GI Pipe
Dewatering using 5HP diesel engine pumpset including Hire charges, cost of Diesel, Engine oil, pump operator, labour charges, conveyance of pumpset and fuel to site and back, loading, unloading and any other incidental charges etc., complete. And as directed by TWAD Board officers
600mm DI K7 Pipe
500mm DI K7 Pipe
400mm DI K7 Pipe
300mm DI K7 Pipe
200mm DI K7 Pipe
Refilling with excavated soil (other than sand)complying with standard specification in layers of 15cm watered well rammed and consolidated after the pipes and specials are laid,jointed and tested etc. and removing and depositing the surplus earth at the places shown by the TWAD Board Officers.
DI Pipes of various sizes
REPAIR AND RENEWAL OF PUMPSETS
Rewinding of Motors in pumping stations iod in the Electrical, Mechanical and Electro-mechanical items to bring back the scheme / components into normal running conditition as per specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.2.6 of General conditions of Contract Part II. etc complete and as directed by the TWAD Board Officers
Rewinding of motor and reconditioning of pump and repair works in Submersible Pump Set including cost of all material, conveyance, labour charges for removing and re-erection etc., complete and as directed by TWAD Board officers.
Rewinding of motor and reconditioning pump and repair works to 253 HP Turbine pumpset ( 6950LPM X 100 M ) including cost of all material ,conveyance ,labour charges for removing and re-erection of Centrifugal pumpset at Athencode Head Works sump - 2 +1 Nos
Rewinding of motor and reconditioning pump and repair works to 143 HP Centrifugal pumpset ( 13056LPM X 30 M ) including cost of all material ,conveyance ,labour charges for removing and re-erection of Centrifugal pumpset at Athencode Head Works sump - 2 +1 Nos
Rewinding of motor and reconditioning pump and repair works to 253 HP Turbine pumpset ( 6950LPM X 100 M ) including cost of all material ,conveyance ,labour charges for removing and re-erection of Centrifugal pumpset at Athencode Head Works sump - 2 +1 Nos
Rewinding of motor and reconditioning pump and repair works to 143 HP Centrifugal pumpset ( 13056LPM X 30 M ) including cost of all material ,conveyance ,labour charges for removing and re-erection of Centrifugal pumpset at Athencode Head Works sump - 2 +1 Nos
Supply and delivery of Power capacitor for power factor improvement with oil filled with discharge resistance 3 phase 415/440V 50 HZ conforming to ISS:2834 with ISI marking
i) Kaliyal Head Works - 100 KVAR ii) ArumanallurTreatment plant -154 KVAR iii) Thazhakudi Sump - 75 KVAR iv) Marungoor Sump -104 KVAR v) Beemaneri Sump - 17.5 KVAR vi) Theroor to Dharmapuram Sump - 40 KVAR vii) Aralvoimozhi Sump - 180 KVAR viii) Azhagiyapandipuram Sump - 78 KVAR ix) Kottaram Sump - 24 KVAR x) Mylaudi Sump - 6 KVAR xi) Boothapandi Sump - 45 KVAR
Supply and delivery of Overload Relays: Directly operated Bimetallic Thermal overload relay which operates in case of overload and also in case of under voltage with manual and auto reset mode etc., complete and as directed by the TWAD Board officers.
Upto 10A-20A
Upto 20A-30A
Upto 30A-50A
Electric Motor protection device against single phasing. The device should protect the motor against single phasing, reverse phasing and unbalance supply. The device should be suitable for any device and have provisions for mounting in panel boards. Operate without need of any auxiliary supply.
Electric Motor protection device against dry running. The device should protect the motor against Dry running. The device should be suitable for any device and have provisions for mounting in panel boards. Operate without need of any auxiliary supply
Attending Repair, rectification and reconditioning of CI Sluice valve CI NRV valve, including all material,, conveyance, labour charges and re erection of valve etc., complete and as directed by TWAD Board Officers.
600 mm CI Sluice valve
500 mm CI Sluice valve
450 mm CI Sluice valve
400 mm CI Sluice valve
350 mm CI Sluice valve
300 mm CI Sluice valve
250 mm CI Sluice valve
200 mm CI Sluice valve
150 mm CI Sluice valve
125 mm CI Sluice valve
100 mm CI Sluice valve
80 mm CI Sluice valve
65 mm CI Sluice valve
50 mm CI Sluice valve
40 mm Double Air Valve
50 mm Double Air Valve
80 mm Double Air Valve
100 mm CI Double Air Valve
100 mm single Champer Air valve
Supply, delivery and fixing of following size of Gate valves in OHT's etc., complete and as directed by TWAD Board Officers.
40 mm gate valve
50 mm gate valve
65 mm gate valve
80 mm gate valve
Attending cable fault by replacing the cable
Supply, delivery of 1.1 KV Grade Armoured aluminium Conductor cross Linked Poly ethylene insulated PVC sheathed cables confirmaing to IS etc., complete and as directed by TWAD board Officers. for following Wells submersible motor to main panel board.
3core 16 Sq. mm
3core 25 Sq. mm
3core 35 Sq. mm
3core 240 Sq. mm
4core 4 Sq. mm
Laying of 1.1 KV Grade PVC insulated steel Armoured aluminium cable as per I.E. rules to be laid in between Well Submersible motor and main panel board.
3core 16 Sq. mm
3core 25 Sq. mm
3core 35 Sq. mm
3core 240 Sq. mm
4core 4 Sq. mm
Jonting the 1.1KV grade PVC Insulated Steel armoured aluminum cable as per I E Rules including Jointing materials, Labour etc complete directed by the TWAD Board officers
3core 16 Sq. mm
3core 25 Sq. mm
3core 35 Sq. mm
3core 240 Sq. mm
4core 4 Sq. mm
Supply and delivery of following Range AMPS 3 /4Pole MCCB Switch (Moulted case circuit breakers) to control EB supply from E.B Pole to Main Panel Board
3 Pole MCCB
32 Amps 3 Pole MCCB Switch
63 Amps 3 Pole MCCB Switch
100 Amps 3 Pole MCCB Switch
150 Amps 3 Pole MCCB Switch
600 Amps 3 pole MCCB switch
4 Pole MCCB
600 Amps 4 Pole MCCB Switch
400 Amps 4 Pole MCCB Switch
200 Amps 4 Pole MCCB Switch
Electro magnetic Contactors
For 7.5 HP Starter
For 10 HP Starter
For 20 HP Starter
For 5 HP Starter
Removal of sediments and depositions of sludge, silt,Particles inside the sump at various capacities by engaging required labours and diesel pumpsets and cleaning the side wall and bottom of sump using wire brushes, brooms, collecting , lifting of the deposited slit particles outside the sump, washing side wall and floor slab using bleaching powder including lighting arrangements and safety arrangements inside the sump, hire charges for the buckets, rope etc and supply of bleaching powder for cleaning purposes etc., complete and as directed by TWAD Board officers
3.20 LL capacity Sump
0.35 LL capacity Sump
0.45 LL capacity Sump
0.50 LL capacity Sump
0.55 LL capacity Sump
0.65 LL capacity Sump
0.85 LL capacity Sump
0.90 LL capacity Sump
0.95 LL capacity Sump
1.00 LL capacity Sump
1.10 LL capacity Sump
1.15 LL capacity Sump
1.25 LL capacity Sump
1.30 LL capacity Sump
1.35 LL capacity Sump
1.40 LL capacity Sump
1.50 LL capacity Sump
1.70 LL capacity Sump
2.50 LL capacity Sump
2.75 LL capacity Sump
2.85 LL capacity Sump
3.20 LL capacity Sump
3.35 LL capacity Sump
3.85 LL capacity Sump
4.55 LL capacity Sump
5.55 LL capacity Sump
TRANSFORMER
Labour charges for dismantling of 315 KVA Transformer with all accessories by using crane etc. complete as directed by TWAD Board officers
Supply and delivery of HV 11KV Copper Dual Coat Super enameled winding coils for 3 phase to 315KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of LV 433V Copper windings for 3 phase insulation to 315 KVA Transformer as per IS Specifications as rected by TWAD Board Officers
Supply and delivery of 3 phase insulation to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of new transformer oil to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of 11KV HV Bushing with metal parts to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of 433KV LV Bushing copper rod to 200 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of silica gel breather to 200 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of Capillary type thermometer including accessories to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of gasket & oil seals to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of paint to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Charges for hot air chamber treatment for IR value Improvement work 900c for 2 days to 200 KVA Transformer as per IS Specifications as directed by TwAD Board Officers
Charges for transformer tank cleaning and painting work to 315KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Labour Charges for new windings reassembling with new insulation off load tape switch connection load with delta star connection by copper bracing work two coatings varnish apply work to 250 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Charges for attending core winding job to tank accessories fixing as per IS specification including testing work with loading to 315KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Labour charges for Re rection of 315 KVA Transformer and all accessories by using crane etc. complete as directed by TWAD Board officers
Conveyance charges for transformer head works station to work shop site and work shop site to head works station completion of rectification works etc. complete as directed by TWAD Board officers
ROAD RESTORATION
Labour for cutting open road for laying water mains or sewer etc and as directed by TWAD Board officers.
B.T. Roads (or) Maccadam road
Concrete Roads
GRAVEL FILLING
Supply of Gravel for filling the excavated soil, if existing soil is not suitable for refilling as directed byTWAD Officials
PCC - M30 CONCRETE
Plain Cement Concrete 1:1.5:3 (one cement, one and half fine aggregates and three coarse aggregates) using 20mm size ISS HBG metal including cost and conveyance of all materials to site and including for the mixing, laying and labour charges etc., complete as per standard specification
Road Restoration - Patch work
Demolishing Rocks / Obstacles
Hiring Charges for Heavy duty electrical Concrete breaker machine
Hiring charges for Genset 40 KVA
Carting Away of Debris
Hire charges for deploying earth moving machinery (JCB/Poclain) for earthwork including diesel, oil and labour charges etc., complete.
COST OF CHEMICALS
Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of all disinfectents (such as bleaching powder, chlorine cylinder, silver ionization rods as applicable to this CWSS), labour charges and all incidental charges for disinfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points / tail ends, testing of water samples including additional / required / instructed dosage during the period of Flood/ Calamities etc., complete and as directed by TWAD Board officers.
Supply and delivery of Liquid Chlorine cylinder as per IS specification (with chlorine 99.80% moisture, Na203 Hydrogen and carbon dioxide are to be Nil) including loading, freight, unloading, stacking transit insurance and all other incidental charges and as directed by TWAD Board officers.
Supply, delivery of Ferric Alum (Sulphate of alumina - Ferric) Grade - II in loose as per ISI 299/2012 and amended from time to time including freight, loading, unloading, transporation, transit insurance all other incidental charges and as directed by TWAD Board officers.
For the Year 2027-2028 (From 01.04.2027 - 31.03.2028)
Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protector of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure 17.82 MLD, carrying out the O&M as per standard operating procedures, Acts and rules in force and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity etc complete and as directed by TWAD Board officers Totally 6552.12 ML (17.82*366)
Attending Burst in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc complete and as directed by TWAD Board officers
Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for leak rectification works for the following sizes of Pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers.
PVC Pipes of various sizes
DI Pipes of various sizes
Supply and delivery of the following sizes of unplastisized PVC Rigid pipes and specials confirming to IS other specifications as amended from time to time with ISI marking as specified in ISI and having the required working pressure and delivery at site of work including loading, unloading, freight, stacking and transportation, insurance charges, etc., complete and as directed by TWAD Board officers.
50mm PVC 6KSC
63mm PVC 6KSC
75mm PVC 6KSC
90mm PVC 6KSC
110mm PVC 6KSC
140mm PVC 6KSC
160mm PVC 6KSC
63mm PVC 4KSC
75mm PVC 4KSC
90mm PVC 4 KSC
110mm PVC 4KSC
140mm PVC 4KSC
160mm PVC 4KSC
PVC COUPLER FABRICATED
50 mm PVC Coupler 6 KSC
63 mm PVC Coupler 6 KSC
75 mm PVC Coupler 6 KSC
90 mm PVC Coupler 6 KSC
110 mm PVC Coupler 6 KSC
140 mm PVC Coupler 6 KSC
160mm PVC Coupler 6 KSC
63 mm PVC Coupler 4 KSC
75 mm PVC Coupler 4 KSC
90 mm PVC Coupler 4 KSC
110 mm PVC Coupler 4 KSC
140 mm PVC Coupler 4 KSC
160 mm PVC Coupler 4 KSC
Supply and delivery of the following sizes of DUCTILE IRON PIPES of CLASS K7 confirming to the IS 8329/2000 and other specifications at site of work including loading, unloading, fright, stacking, transit and insurance, etc. complete and as directed by TWAD Board officers.
600 mm DI K7 Class
500 mm DI K7 Class
400 mm DI K7 Class
300 mm DI K7 Class
200 mm DI K7 Class
Supply and delivery of the following sizes of CID Joints confirming to the IS 8794/1988 and other specifications at site of work including loading, unloading, fright, stacking, transit and insurance, etc. complete and as directed by TWAD Board officers.
600 mm DI K7 Class
500 mm DI K7 Class
400 mm DI K7 Class
300 mm DI K7 Class
200 mm DI K7 Class
Removing the burst PVC Pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipe line with sound pipe including jointing and cost of refilling the pipe line with water for retesting the pipe line etc complete (excluding cost of sound pipe and jointing materials and earth work) and as directed by the TWAD Board Officers
50mm PVC 6KSC
63mm PVC 4KSC
75mm PVC 4KSC
90mm PVC 4 KSC
110mm PVC 4KSC
140mm PVC 4KSC
160mm PVC 4KSC
Attending Leaks in the Pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc., complete and as directed by TWAD Board officers.
Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for leak rectification works for the following sizes of Pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers.
GI Pipes of various sizes
DI Pipes of various sizes
Supply and delivery of the following sizes of GI pipes ( Medium class) confirming to the IS and other specifications including transportation charges any where in Tamilnadu etc., complete and as directed by TWAD Board officers
40 mm GI Pipe
50 mm GI Pipe
65 mm GI Pipe
80 mm GI Pipe
100 mm GI Pipe
125 mm GI Pipe
150 mm GI Pipe
Supply and delivery of following sizes of GI Specials conforming to IS specifications at site of work inclusive of transportation charges any where in Tamilnadu etc., complete and as directed by TWAD Board officers.
40 mm GI Coupling
50 mm GI Coupling
65 mm GI Coupling
80 mm GI Coupling
100 mm GI Coupling
125 mm GI Coupling
150 mm GI Coupling
Cutting the following sizes of the GI pipes true to axis and filing smoothly and finishing the ends etc., complete and as directed by TWAD Board officers.
40 mm GI Pipe
50 mm GI Pipe
65 mm GI Pipe
80 mm GI Pipe
100 mm GI Pipe
125 mm GI Pipe
150 mm GI Pipe
Threading the following sizes of the GI pipes true to axis etc., complete and as directed by TWAD Board officers.
40 mm GI Pipe
50 mm GI Pipe
65 mm GI Pipe
80 mm GI Pipe
100 mm GI Pipe
125 mm GI Pipe
150 mm GI Pipe
Dewatering using 5HP diesel engine pumpset including Hire charges, cost of Diesel, Engine oil, pump operator, labour charges, conveyance of pumpset and fuel to site and back, loading, unloading and any other incidental charges etc., complete. And as directed by TWAD Board officers
600mm DI K7 Pipe
500mm DI K7 Pipe
400mm DI K7 Pipe
300mm DI K7 Pipe
200mm DI K7 Pipe
Refilling with excavated soil (other than sand)complying with standard specification in layers of 15cm watered well rammed and consolidated after the pipes and specials are laid,jointed and tested etc. and removing and depositing the surplus earth at the places shown by the TWAD Board Officers.
DI Pipes of various sizes
REPAIR AND RENEWAL OF PUMPSETS
Rewinding of Motors in pumping stations iod in the Electrical, Mechanical and Electro-mechanical items to bring back the scheme / components into normal running conditition as per specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.2.6 of General conditions of Contract Part II. etc complete and as directed by the TWAD Board Officers
Rewinding of motor and reconditioning of pump and repair works in Submersible Pump Set including cost of all material, conveyance, labour charges for removing and re-erection etc., complete and as directed by TWAD Board officers.
Rewinding of motor and reconditioning pump and repair works to 253 HP Turbine pumpset ( 6950LPM X 100 M ) including cost of all material ,conveyance ,labour charges for removing and re-erection of Centrifugal pumpset at Athencode Head Works sump - 2 +1 Nos
Rewinding of motor and reconditioning pump and repair works to 143 HP Centrifugal pumpset ( 13056LPM X 30 M ) including cost of all material ,conveyance ,labour charges for removing and re-erection of Centrifugal pumpset at Athencode Head Works sump - 2 +1 Nos
Rewinding of motor and reconditioning pump and repair works to 253 HP Turbine pumpset ( 6950LPM X 100 M ) including cost of all material ,conveyance ,labour charges for removing and re-erection of Centrifugal pumpset at Athencode Head Works sump - 2 +1 Nos
Rewinding of motor and reconditioning pump and repair works to 143 HP Centrifugal pumpset ( 13056LPM X 30 M ) including cost of all material ,conveyance ,labour charges for removing and re-erection of Centrifugal pumpset at Athencode Head Works sump - 2 +1 Nos
Supply and delivery of Power capacitor for power factor improvement with oil filled with discharge resistance 3 phase 415/440V 50 HZ conforming to ISS:2834 with ISI marking
i) Kaliyal Head Works - 100 KVAR ii) ArumanallurTreatment plant -154 KVAR iii) Thazhakudi Sump - 75 KVAR iv) Marungoor Sump -104 KVAR v) Beemaneri Sump - 17.5 KVAR vi) Theroor to Dharmapuram Sump - 40 KVAR vii) Aralvoimozhi Sump - 180 KVAR viii) Azhagiyapandipuram Sump - 78 KVAR ix) Kottaram Sump - 24 KVAR x) Mylaudi Sump - 6 KVAR xi) Boothapandi Sump - 45 KVAR
Supply and delivery of Overload Relays: Directly operated Bimetallic Thermal overload relay which operates in case of overload and also in case of under voltage with manual and auto reset mode etc., complete and as directed by the TWAD Board officers.
Upto 10A-20A
Upto 20A-30A
Upto 30A-50A
Electric Motor protection device against single phasing. The device should protect the motor against single phasing, reverse phasing and unbalance supply. The device should be suitable for any device and have provisions for mounting in panel boards. Operate without need of any auxiliary supply.
Electric Motor protection device against dry running. The device should protect the motor against Dry running. The device should be suitable for any device and have provisions for mounting in panel boards. Operate without need of any auxiliary supply
Attending Repair, rectification and reconditioning of CI Sluice valve CI NRV valve, including all material,, conveyance, labour charges and re erection of valve etc., complete and as directed by TWAD Board Officers.
600 mm CI Sluice valve
500 mm CI Sluice valve
450 mm CI Sluice valve
400 mm CI Sluice valve
350 mm CI Sluice valve
300 mm CI Sluice valve
250 mm CI Sluice valve
200 mm CI Sluice valve
150 mm CI Sluice valve
125 mm CI Sluice valve
100 mm CI Sluice valve
80 mm CI Sluice valve
65 mm CI Sluice valve
50 mm CI Sluice valve
40 mm Double Air Valve
50 mm Double Air Valve
80 mm Double Air Valve
100 mm CI Double Air Valve
100 mm single Champer Air valve
Supply, delivery and fixing of following size of Gate valves in OHT's etc., complete and as directed by TWAD Board Officers.
40 mm gate valve
50 mm gate valve
65 mm gate valve
80 mm gate valve
Attending cable fault by replacing the cable
Supply, delivery of 1.1 KV Grade Armoured aluminium Conductor cross Linked Poly ethylene insulated PVC sheathed cables confirmaing to IS etc., complete and as directed by TWAD board Officers. for following Wells submersible motor to main panel board.
3core 16 Sq. mm
3core 25 Sq. mm
3core 35 Sq. mm
3core 240 Sq. mm
4core 4 Sq. mm
Laying of 1.1 KV Grade PVC insulated steel Armoured aluminium cable as per I.E. rules to be laid in between Well Submersible motor and main panel board.
3core 16 Sq. mm
3core 25 Sq. mm
3core 35 Sq. mm
3core 240 Sq. mm
4core 4 Sq. mm
Jonting the 1.1KV grade PVC Insulated Steel armoured aluminum cable as per I E Rules including Jointing materials, Labour etc complete directed by the TWAD Board officers
3core 16 Sq. mm
3core 25 Sq. mm
3core 35 Sq. mm
3core 240 Sq. mm
4core 4 Sq. mm
Supply and delivery of following Range AMPS 3 /4Pole MCCB Switch (Moulted case circuit breakers) to control EB supply from E.B Pole to Main Panel Board
3 Pole MCCB
32 Amps 3 Pole MCCB Switch
63 Amps 3 Pole MCCB Switch
100 Amps 3 Pole MCCB Switch
150 Amps 3 Pole MCCB Switch
600 Amps 3 pole MCCB switch
4 Pole MCCB
600 Amps 4 Pole MCCB Switch
400 Amps 4 Pole MCCB Switch
200 Amps 4 Pole MCCB Switch
Electro magnetic Contactors
For 7.5 HP Starter
For 10 HP Starter
For 20 HP Starter
For 5 HP Starter
Removal of sediments and depositions of sludge, silt,Particles inside the sump at various capacities by engaging required labours and diesel pumpsets and cleaning the side wall and bottom of sump using wire brushes, brooms, collecting , lifting of the deposited slit particles outside the sump, washing side wall and floor slab using bleaching powder including lighting arrangements and safety arrangements inside the sump, hire charges for the buckets, rope etc and supply of bleaching powder for cleaning purposes etc., complete and as directed by TWAD Board officers
3.20 LL capacity Sump
0.35 LL capacity Sump
0.45 LL capacity Sump
0.50 LL capacity Sump
0.55 LL capacity Sump
0.65 LL capacity Sump
0.85 LL capacity Sump
0.90 LL capacity Sump
0.95 LL capacity Sump
1.00 LL capacity Sump
1.10 LL capacity Sump
1.15 LL capacity Sump
1.25 LL capacity Sump
1.30 LL capacity Sump
1.35 LL capacity Sump
1.40 LL capacity Sump
1.50 LL capacity Sump
1.70 LL capacity Sump
2.50 LL capacity Sump
2.75 LL capacity Sump
2.85 LL capacity Sump
3.20 LL capacity Sump
3.35 LL capacity Sump
3.85 LL capacity Sump
4.55 LL capacity Sump
5.55 LL capacity Sump
TRANSFORMER
Labour charges for dismantling of 315 KVA Transformer with all accessories by using crane etc. complete as directed by TWAD Board officers
Supply and delivery of HV 11KV Copper Dual Coat Super enameled winding coils for 3 phase to 315KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of LV 433V Copper windings for 3 phase insulation to 315 KVA Transformer as per IS Specifications as rected by TWAD Board Officers
Supply and delivery of 3 phase insulation to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of new transformer oil to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of 11KV HV Bushing with metal parts to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of 433KV LV Bushing copper rod to 200 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of silica gel breather to 200 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of Capillary type thermometer including accessories to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of gasket & oil seals to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of paint to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Charges for hot air chamber treatment for IR value Improvement work 900c for 2 days to 200 KVA Transformer as per IS Specifications as directed by TwAD Board Officers
Charges for transformer tank cleaning and painting work to 315KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Labour Charges for new windings reassembling with new insulation off load tape switch connection load with delta star connection by copper bracing work two coatings varnish apply work to 250 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Charges for attending core winding job to tank accessories fixing as per IS specification including testing work with loading to 315KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Labour charges for Re rection of 315 KVA Transformer and all accessories by using crane etc. complete as directed by TWAD Board officers
Conveyance charges for transformer head works station to work shop site and work shop site to head works station completion of rectification works etc. complete as directed by TWAD Board officers
ROAD RESTORATION
Labour for cutting open road for laying water mains or sewer etc and as directed by TWAD Board officers.
B.T. Roads (or) Maccadam road
Concrete Roads
GRAVEL FILLING
Supply of Gravel for filling the excavated soil, if existing soil is not suitable for refilling as directed byTWAD Officials
PCC - M30 CONCRETE
Plain Cement Concrete 1:1.5:3 (one cement, one and half fine aggregates and three coarse aggregates) using 20mm size ISS HBG metal including cost and conveyance of all materials to site and including for the mixing, laying and labour charges etc., complete as per standard specification
Road Restoration - Patch work
Demolishing Rocks / Obstacles
Hiring Charges for Heavy duty electrical Concrete breaker machine
Hiring charges for Genset 40 KVA
Carting Away of Debris
Hire charges for deploying earth moving machinery (JCB/Poclain) for earthwork including diesel, oil and labour charges etc., complete.
COST OF CHEMICALS
Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of all disinfectents (such as bleaching powder, chlorine cylinder, silver ionization rods as applicable to this CWSS), labour charges and all incidental charges for disinfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points / tail ends, testing of water samples including additional / required / instructed dosage during the period of Flood/ Calamities etc., complete and as directed by TWAD Board officers.
Supply and delivery of Liquid Chlorine cylinder as per IS specification (with chlorine 99.80% moisture, Na203 Hydrogen and carbon dioxide are to be Nil) including loading, freight, unloading, stacking transit insurance and all other incidental charges and as directed by TWAD Board officers.
Supply, delivery of Ferric Alum (Sulphate of alumina - Ferric) Grade - II in loose as per ISI 299/2012 and amended from time to time including freight, loading, unloading, transporation, transit insurance all other incidental charges and as directed by TWAD Board officers.
For the Year 2028-2029 (From 01.04.2028 - 31.03.2029)
Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protector of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure 18.03 MLD, carrying out the O&M as per standard operating procedures, Acts and rules in force and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity etc complete and as directed by TWAD Board officers Totally 6580.95 ML (18.03*365)
Attending Burst in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc complete and as directed by TWAD Board officers
Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for leak rectification works for the following sizes of Pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers.
PVC Pipes of various sizes
DI Pipes of various sizes
Supply and delivery of the following sizes of unplastisized PVC Rigid pipes and specials confirming to IS other specifications as amended from time to time with ISI marking as specified in ISI and having the required working pressure and delivery at site of work including loading, unloading, freight, stacking and transportation, insurance charges, etc., complete and as directed by TWAD Board officers.
50mm PVC 6KSC
63mm PVC 6KSC
75mm PVC 6KSC
90mm PVC 6KSC
110mm PVC 6KSC
140mm PVC 6KSC
160mm PVC 6KSC
63mm PVC 4KSC
75mm PVC 4KSC
90mm PVC 4 KSC
110mm PVC 4KSC
140mm PVC 4KSC
160mm PVC 4KSC
PVC COUPLER FABRICATED
50 mm PVC Coupler 6 KSC
63 mm PVC Coupler 6 KSC
75 mm PVC Coupler 6 KSC
90 mm PVC Coupler 6 KSC
110 mm PVC Coupler 6 KSC
140 mm PVC Coupler 6 KSC
160mm PVC Coupler 6 KSC
63 mm PVC Coupler 4 KSC
75 mm PVC Coupler 4 KSC
90 mm PVC Coupler 4 KSC
110 mm PVC Coupler 4 KSC
140 mm PVC Coupler 4 KSC
160 mm PVC Coupler 4 KSC
Supply and delivery of the following sizes of DUCTILE IRON PIPES of CLASS K7 confirming to the IS 8329/2000 and other specifications at site of work including loading, unloading, fright, stacking, transit and insurance, etc. complete and as directed by TWAD Board officers.
600 mm DI K7 Class
500 mm DI K7 Class
400 mm DI K7 Class
300 mm DI K7 Class
200 mm DI K7 Class
Supply and delivery of the following sizes of CID Joints confirming to the IS 8794/1988 and other specifications at site of work including loading, unloading, fright, stacking, transit and insurance, etc. complete and as directed by TWAD Board officers.
600 mm DI K7 Class
500 mm DI K7 Class
400 mm DI K7 Class
300 mm DI K7 Class
200 mm DI K7 Class
Removing the burst PVC Pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipe line with sound pipe including jointing and cost of refilling the pipe line with water for retesting the pipe line etc complete (excluding cost of sound pipe and jointing materials and earth work) and as directed by the TWAD Board Officers
50mm PVC 6KSC
63mm PVC 4KSC
75mm PVC 4KSC
90mm PVC 4 KSC
110mm PVC 4KSC
140mm PVC 4KSC
160mm PVC 4KSC
Attending Leaks in the Pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc., complete and as directed by TWAD Board officers.
Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for leak rectification works for the following sizes of Pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers.
GI Pipes of various sizes
DI Pipes of various sizes
Supply and delivery of the following sizes of GI pipes ( Medium class) confirming to the IS and other specifications including transportation charges any where in Tamilnadu etc., complete and as directed by TWAD Board officers
40 mm GI Pipe
50 mm GI Pipe
65 mm GI Pipe
80 mm GI Pipe
100 mm GI Pipe
125 mm GI Pipe
150 mm GI Pipe
Supply and delivery of following sizes of GI Specials conforming to IS specifications at site of work inclusive of transportation charges any where in Tamilnadu etc., complete and as directed by TWAD Board officers.
40 mm GI Coupling
50 mm GI Coupling
65 mm GI Coupling
80 mm GI Coupling
100 mm GI Coupling
125 mm GI Coupling
150 mm GI Coupling
Cutting the following sizes of the GI pipes true to axis and filing smoothly and finishing the ends etc., complete and as directed by TWAD Board officers.
40 mm GI Pipe
50 mm GI Pipe
65 mm GI Pipe
80 mm GI Pipe
100 mm GI Pipe
125 mm GI Pipe
150 mm GI Pipe
Threading the following sizes of the GI pipes true to axis etc., complete and as directed by TWAD Board officers.
40 mm GI Pipe
50 mm GI Pipe
65 mm GI Pipe
80 mm GI Pipe
100 mm GI Pipe
125 mm GI Pipe
150 mm GI Pipe
Dewatering using 5HP diesel engine pumpset including Hire charges, cost of Diesel, Engine oil, pump operator, labour charges, conveyance of pumpset and fuel to site and back, loading, unloading and any other incidental charges etc., complete. And as directed by TWAD Board officers
600mm DI K7 Pipe
500mm DI K7 Pipe
400mm DI K7 Pipe
300mm DI K7 Pipe
200mm DI K7 Pipe
Refilling with excavated soil (other than sand)complying with standard specification in layers of 15cm watered well rammed and consolidated after the pipes and specials are laid,jointed and tested etc. and removing and depositing the surplus earth at the places shown by the TWAD Board Officers.
DI Pipes of various sizes
REPAIR AND RENEWAL OF PUMPSETS
Rewinding of Motors in pumping stations iod in the Electrical, Mechanical and Electro-mechanical items to bring back the scheme / components into normal running conditition as per specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.2.6 of General conditions of Contract Part II. etc complete and as directed by the TWAD Board Officers
Rewinding of motor and reconditioning of pump and repair works in Submersible Pump Set including cost of all material, conveyance, labour charges for removing and re-erection etc., complete and as directed by TWAD Board officers.
Rewinding of motor and reconditioning pump and repair works to 253 HP Turbine pumpset ( 6950LPM X 100 M ) including cost of all material ,conveyance ,labour charges for removing and re-erection of Centrifugal pumpset at Athencode Head Works sump - 2 +1 Nos
Rewinding of motor and reconditioning pump and repair works to 143 HP Centrifugal pumpset ( 13056LPM X 30 M ) including cost of all material ,conveyance ,labour charges for removing and re-erection of Centrifugal pumpset at Athencode Head Works sump - 2 +1 Nos
Rewinding of motor and reconditioning pump and repair works to 253 HP Turbine pumpset ( 6950LPM X 100 M ) including cost of all material ,conveyance ,labour charges for removing and re-erection of Centrifugal pumpset at Athencode Head Works sump - 2 +1 Nos
Rewinding of motor and reconditioning pump and repair works to 143 HP Centrifugal pumpset ( 13056LPM X 30 M ) including cost of all material ,conveyance ,labour charges for removing and re-erection of Centrifugal pumpset at Athencode Head Works sump - 2 +1 Nos
Supply and delivery of Power capacitor for power factor improvement with oil filled with discharge resistance 3 phase 415/440V 50 HZ conforming to ISS:2834 with ISI marking
i) Kaliyal Head Works - 100 KVAR ii) ArumanallurTreatment plant -154 KVAR iii) Thazhakudi Sump - 75 KVAR iv) Marungoor Sump -104 KVAR v) Beemaneri Sump - 17.5 KVAR vi) Theroor to Dharmapuram Sump - 40 KVAR vii) Aralvoimozhi Sump - 180 KVAR viii) Azhagiyapandipuram Sump - 78 KVAR ix) Kottaram Sump - 24 KVAR x) Mylaudi Sump - 6 KVAR xi) Boothapandi Sump - 45 KVAR
Supply and delivery of Overload Relays: Directly operated Bimetallic Thermal overload relay which operates in case of overload and also in case of under voltage with manual and auto reset mode etc., complete and as directed by the TWAD Board officers.
Upto 10A-20A
Upto 20A-30A
Upto 30A-50A
Electric Motor protection device against single phasing. The device should protect the motor against single phasing, reverse phasing and unbalance supply. The device should be suitable for any device and have provisions for mounting in panel boards. Operate without need of any auxiliary supply.
Electric Motor protection device against dry running. The device should protect the motor against Dry running. The device should be suitable for any device and have provisions for mounting in panel boards. Operate without need of any auxiliary supply
Attending Repair, rectification and reconditioning of CI Sluice valve CI NRV valve, including all material,, conveyance, labour charges and re erection of valve etc., complete and as directed by TWAD Board Officers.
600 mm CI Sluice valve
500 mm CI Sluice valve
450 mm CI Sluice valve
400 mm CI Sluice valve
350 mm CI Sluice valve
300 mm CI Sluice valve
250 mm CI Sluice valve
200 mm CI Sluice valve
150 mm CI Sluice valve
125 mm CI Sluice valve
100 mm CI Sluice valve
80 mm CI Sluice valve
65 mm CI Sluice valve
50 mm CI Sluice valve
40 mm Double Air Valve
50 mm Double Air Valve
80 mm Double Air Valve
100 mm CI Double Air Valve
100 mm single Champer Air valve
Supply, delivery and fixing of following size of Gate valves in OHT's etc., complete and as directed by TWAD Board Officers.
40 mm gate valve
50 mm gate valve
65 mm gate valve
80 mm gate valve
Attending cable fault by replacing the cable
Supply, delivery of 1.1 KV Grade Armoured aluminium Conductor cross Linked Poly ethylene insulated PVC sheathed cables confirmaing to IS etc., complete and as directed by TWAD board Officers. for following Wells submersible motor to main panel board.
3core 16 Sq. mm
3core 25 Sq. mm
3core 35 Sq. mm
3core 240 Sq. mm
4core 4 Sq. mm
Laying of 1.1 KV Grade PVC insulated steel Armoured aluminium cable as per I.E. rules to be laid in between Well Submersible motor and main panel board.
3core 16 Sq. mm
3core 25 Sq. mm
3core 35 Sq. mm
3core 240 Sq. mm
4core 4 Sq. mm
Jonting the 1.1KV grade PVC Insulated Steel armoured aluminum cable as per I E Rules including Jointing materials, Labour etc complete directed by the TWAD Board officers
3core 16 Sq. mm
3core 25 Sq. mm
3core 35 Sq. mm
3core 240 Sq. mm
4core 4 Sq. mm
Supply and delivery of following Range AMPS 3 /4Pole MCCB Switch (Moulted case circuit breakers) to control EB supply from E.B Pole to Main Panel Board
3 Pole MCCB
32 Amps 3 Pole MCCB Switch
63 Amps 3 Pole MCCB Switch
100 Amps 3 Pole MCCB Switch
150 Amps 3 Pole MCCB Switch
600 Amps 3 pole MCCB switch
4 Pole MCCB
600 Amps 4 Pole MCCB Switch
400 Amps 4 Pole MCCB Switch
200 Amps 4 Pole MCCB Switch
Electro magnetic Contactors
For 7.5 HP Starter
For 10 HP Starter
For 20 HP Starter
For 5 HP Starter
Removal of sediments and depositions of sludge, silt,Particles inside the sump at various capacities by engaging required labours and diesel pumpsets and cleaning the side wall and bottom of sump using wire brushes, brooms, collecting , lifting of the deposited slit particles outside the sump, washing side wall and floor slab using bleaching powder including lighting arrangements and safety arrangements inside the sump, hire charges for the buckets, rope etc and supply of bleaching powder for cleaning purposes etc., complete and as directed by TWAD Board officers
3.20 LL capacity Sump
0.35 LL capacity Sump
0.45 LL capacity Sump
0.50 LL capacity Sump
0.55 LL capacity Sump
0.65 LL capacity Sump
0.85 LL capacity Sump
0.90 LL capacity Sump
0.95 LL capacity Sump
1.00 LL capacity Sump
1.10 LL capacity Sump
1.15 LL capacity Sump
1.25 LL capacity Sump
1.30 LL capacity Sump
1.35 LL capacity Sump
1.40 LL capacity Sump
1.50 LL capacity Sump
1.70 LL capacity Sump
2.50 LL capacity Sump
2.75 LL capacity Sump
2.85 LL capacity Sump
3.20 LL capacity Sump
3.35 LL capacity Sump
3.85 LL capacity Sump
4.55 LL capacity Sump
5.55 LL capacity Sump
TRANSFORMER
Labour charges for dismantling of 315 KVA Transformer with all accessories by using crane etc. complete as directed by TWAD Board officers
Supply and delivery of HV 11KV Copper Dual Coat Super enameled winding coils for 3 phase to 315KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of LV 433V Copper windings for 3 phase insulation to 315 KVA Transformer as per IS Specifications as rected by TWAD Board Officers
Supply and delivery of 3 phase insulation to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of new transformer oil to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of 11KV HV Bushing with metal parts to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of 433KV LV Bushing copper rod to 200 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of silica gel breather to 200 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of Capillary type thermometer including accessories to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of gasket & oil seals to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Supply and delivery of paint to 315 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Charges for hot air chamber treatment for IR value Improvement work 900c for 2 days to 200 KVA Transformer as per IS Specifications as directed by TwAD Board Officers
Charges for transformer tank cleaning and painting work to 315KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Labour Charges for new windings reassembling with new insulation off load tape switch connection load with delta star connection by copper bracing work two coatings varnish apply work to 250 KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Charges for attending core winding job to tank accessories fixing as per IS specification including testing work with loading to 315KVA Transformer as per IS Specifications as directed by TWAD Board Officers
Labour charges for Re rection of 315 KVA Transformer and all accessories by using crane etc. complete as directed by TWAD Board officers
Conveyance charges for transformer head works station to work shop site and work shop site to head works station completion of rectification works etc. complete as directed by TWAD Board officers
ROAD RESTORATION
Labour for cutting open road for laying water mains or sewer etc and as directed by TWAD Board officers.
B.T. Roads (or) Maccadam road
Concrete Roads
GRAVEL FILLING
Supply of Gravel for filling the excavated soil, if existing soil is not suitable for refilling as directed byTWAD Officials
PCC - M30 CONCRETE
Plain Cement Concrete 1:1.5:3 (one cement, one and half fine aggregates and three coarse aggregates) using 20mm size ISS HBG metal including cost and conveyance of all materials to site and including for the mixing, laying and labour charges etc., complete as per standard specification
Road Restoration - Patch work
Demolishing Rocks / Obstacles
Hiring Charges for Heavy duty electrical Concrete breaker machine
Hiring charges for Genset 40 KVA
Carting Away of Debris
Hire charges for deploying earth moving machinery (JCB/Poclain) for earthwork including diesel, oil and labour charges etc., complete.
COST OF CHEMICALS
Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of all disinfectents (such as bleaching powder, chlorine cylinder, silver ionization rods as applicable to this CWSS), labour charges and all incidental charges for disinfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points / tail ends, testing of water samples including additional / required / instructed dosage during the period of Flood/ Calamities etc., complete and as directed by TWAD Board officers.
Supply and delivery of Liquid Chlorine cylinder as per IS specification (with chlorine 99.80% moisture, Na203 Hydrogen and carbon dioxide are to be Nil) including loading, freight, unloading, stacking transit insurance and all other incidental charges and as directed by TWAD Board officers.
Supply, delivery of Ferric Alum (Sulphate of alumina - Ferric) Grade - II in loose as per ISI 299/2012 and amended from time to time including freight, loading, unloading, transporation, transit insurance all other incidental charges and as directed by TWAD Board officers.
Item Rate BoQ
BoQ_Ver4.0
Name of the Bidder/ Bidding Firm / Company :
PRICE SCHEDULE- A11 (This BOQ template must not be modified/replaced by the bidder and the same should be uploaded after filling the relevent columns, else the bidder is liable to be rejected for this tender. Bidders are allowed to enter the Bidder Name and Values only)
NUMBER #
For the Year 2026-2027 (From 01.04.2026 - 31.03.2027)
Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protector of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure 2.82 MLD, carrying out the O&M as per standard operating procedures, Acts and rules in force and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity etc complete and as directed by TWAD Board officers Totally 1029.30 ML (2.82*365)
Attending Burst in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc complete and as directed by TWAD Board officers
Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for the following sizes of Pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers.
PVC Pipes of various sizes
AC Pipe of various sizes
Removing the burst P.V.C. Pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipe line with sound pipe including jointing and cost of refilling the pipe line with water for retesting the pipe line etc., complete (excluding cost of sound pipe and jointing materials and earth work) and as directed by the TWAD Board Officers
90 mm PVC 4KSC
110mm PVC 4 KSC
140mm PVC 4 KSC
Removing the burst A.C. Pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipe line with sound pipe including jointing and cost of refilling the pipe line with water for retesting the pipe line etc complete (excluding cost of sound pipe and jointing materials and earth work) and as directed by the TWAD Board Officers
150 mm dia AC Class 15 Pipe
200 mm dia AC Class 15 Pipe
Supply and delivery of the following sizes of unplastisized PVC Rigid pipes and specials confirming to IS other specifications as amended from time to time with ISI marking as specified in ISI and having the required working pressure and delivery at site of work including loading, unloading, freight, stacking and transportation, insurance charges, etc., complete and as directed by TWAD Board officers.
90 mm PVC 4 KSC
110 mm PVC 4 KSC
140 mm PVC 4 KSC
90 mm PVC 4 KSC
110 mm PVC 4 KSC
140 mm PVC 4 KSC
Supply and delivery of the following sizes of DUCTILE IRON SOCKET/ SPIGOT PIPES FOR CLASS K7/K9 AS PER IS 8329/2000 other specifications including transportation charges any where in Tamilnadu etc., complete and as directed by TWAD Board officers
150 mm DI K7 Pipe
200 mm DI K7 Pipe
Supply and delivery of MJ collars inclusive of transportation charges anywhere in Tamilnadu etc complete and as directed by TWAD board officers
200mm MJ collars
200mm MJ collars
Attending Leaks in the Pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc., complete and as directed by TWAD Board officers.
Supply and delivery of the following sizes of GI pipes ( Medium class) confirming to the IS and other specifications including transportation charges any where in Tamilnadu etc., complete and as directed by TWAD Board officers
50 mm GI Pipe
65 mm GI Pipe
150 mm GI Pipe
Supply and delivery of following sizes of GI Specials conforming to IS specifications at site of work inclusive of transportation charges any where in Tamilnadu etc., complete and as directed by TWAD Board officers.
50 mm GI Coupling
65 mm GI Coupling
65 mm GI Coupling
GI Pipes of various sizes
200 mm CI Pipe
200 mm CI Pipe
Cutting the following sizes of the GI pipes true to axis and filing smoothly and finishing the ends etc., complete and as directed by TWAD Board officers.
50 mm GI Pipe
65 mm GI Pipe
150 mm GI Pipe
Threading the following sizes of the GI pipes true to axis etc., complete and as directed by TWAD Board officers.
50 mm GI Pipe
65 mm GI Pipe
150 mm GI Pipe
Attending Repair, rectification and reconditioning of DI, CI Sluice valve including all material,, conveyance, labour charges and re erection of valve etc., complete and as directed by TWAD Board Officers.
250 mm DI Sluice valve
80mm CI Sluice valve
Supply, delivery and fixing of following size of Gate valves in OHT's etc., complete and as directed by TWAD Board Officers.
50mm gate valve
Supply, delivery of 1.1 KV Grade Armoured aluminium Conductor cross Linked Poly ethylene insulated PVC sheathed cables confirmaing to IS etc., complete and as directed by TWAD board Officers. for following Wells submersible motor to main panel board.
3core 35 Sq. mm
3core 35 Sq. mm
3core 35 Sq. mm
Supply, delivery of following size of PVC insulated and sheathed 3 core flat type Copper cable conforming to IS 694/1990 and as Amended there after well submersible motor to main panel board.
3core 25 Sq. mm copper cable
3core 25 Sq. mm copper cable
3core 25 Sq. mm copper cable
Supply and delivery of Power capacitor for power factor improvement with oil filled with discharge resistance 3 phase 415/440V 50 HZ conforming to ISS:2834 with ISI marking
4 KVAR Power capacitor
3 KVAR Power capacitor
Supply and delivery of direct online starter confirming to IS13947 and IEC60947-1 suitable KW rating for operation in AC/ three Phase/50HZ(+/- 5%) and 415V (+/- 10%) including Ammeter, Overload relay, under Voltage release with no Volt coil, Air Break contactors suitable for next Standard higher KW rating, Single phasing preventor, dry running preventor and On/Off Push button switches, including the capacitor(the cost of capacitor is to be taken separately).
For 20 HP Starter
Removal of sediments and depositions of sludge, silt,Particles inside the sump at various capacities by engaging required labours and diesel pumpsets and cleaning the side wall and bottom of sump using wire brushes, brooms, collecting , lifting of the deposited slit particles outside the sump, washing side wall and floor slab using bleaching powder including lighting arrangements and safety arrangements inside the sump, hire charges for the buckets, rope etc and supply of bleaching powder for cleaning purposes etc., complete and as directed by TWAD Board officers
0.60 LL capacity Sump
0.90 LL capacity Sump
3.00 LL capacity Sump
Desilting light or sandysoil or silt from infiltration wells below water level including the charges for special T&P and air compressor etc., complete and as directed by TWAD Board officers.
Labour for cutting open road for laying water mains or sewer etc and as directed by TWAD Board officers.
B.T. Roads (or) Maccadam road
Concrete Roads
Supply of Gravel for filling the excavated soil, if existing soil is not suitable for refilling as directed byTWAD Officials
Plain Cement Concrete 1:1.5:3 (one cement, one and half fine aggregates and three coarse aggregates) using 20mm size ISS HBG metal including cost and conveyance of all materials to site and including for the mixing, laying and labour charges etc., complete as per standard specification
Road Restoration - Patch work
Hiring Charges for Heavy duty electrical Concrete breaker machine
Hiring charges for Genset 40 KVA
Hire charges for deploying earth moving machinery (JCB/Poclain) for earthwork including diesel, oil and labour charges etc., complete.
Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of all disinfectents (such as bleaching powder, chlorine cylinder, silver ionization rods as applicable to this CWSS), labour charges and all incidental charges for disinfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points / tail ends, testing of water samples including additional / required / instructed dosage during the period of Flood/ Calamities etc., complete and as directed by TWAD Board officers.
Supply and delivery of Liquid Chlorine cylinder as per IS specification (with chlorine 99.80% moisture, Na203 Hydrogen and carbon dioxide are to be Nil) including loading, freight, unloading, stacking transit insurance and all other incidental charges and as directed by TWAD Board officers.
Supply, delivery of Ferric Alum (Sulphate of alumina - Ferric) Grade - II in loose as per ISI 299/2012 and amended from time to time including freight, loading, unloading, transporation, transit insurance all other incidental charges and as directed by TWAD Board officers.
For the Year 2027-2028 (From 01.04.2027 - 31.03.2028)
Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protector of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure 2.87 MLD, carrying out the O&M as per standard operating procedures, Acts and rules in force and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity etc complete and as directed by TWAD Board officers Totally 1050.42 ML (2.87*366)
Attending Burst in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc complete and as directed by TWAD Board officers
Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for the following sizes of Pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers.
PVC Pipes of various sizes
AC Pipe of various sizes
Removing the burst P.V.C. Pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipe line with sound pipe including jointing and cost of refilling the pipe line with water for retesting the pipe line etc., complete (excluding cost of sound pipe and jointing materials and earth work) and as directed by the TWAD Board Officers
90 mm PVC 4KSC
110mm PVC 4 KSC
140mm PVC 4 KSC
Removing the burst A.C. Pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipe line with sound pipe including jointing and cost of refilling the pipe line with water for retesting the pipe line etc complete (excluding cost of sound pipe and jointing materials and earth work) and as directed by the TWAD Board Officers
150 mm dia AC Class 15 Pipe
200 mm dia AC Class 15 Pipe
Supply and delivery of the following sizes of unplastisized PVC Rigid pipes and specials confirming to IS other specifications as amended from time to time with ISI marking as specified in ISI and having the required working pressure and delivery at site of work including loading, unloading, freight, stacking and transportation, insurance charges, etc., complete and as directed by TWAD Board officers.
90 mm PVC 4 KSC
110 mm PVC 4 KSC
140 mm PVC 4 KSC
90 mm PVC 4 KSC
110 mm PVC 4 KSC
140 mm PVC 4 KSC
Supply and delivery of the following sizes of DUCTILE IRON SOCKET/ SPIGOT PIPES FOR CLASS K7/K9 AS PER IS 8329/2000 other specifications including transportation charges any where in Tamilnadu etc., complete and as directed by TWAD Board officers
150 mm DI K7 Pipe
200 mm DI K7 Pipe
Supply and delivery of MJ collars inclusive of transportation charges anywhere in Tamilnadu etc complete and as directed by TWAD board officers
200mm MJ collars
200mm MJ collars
Attending Leaks in the Pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc., complete and as directed by TWAD Board officers.
Supply and delivery of the following sizes of GI pipes ( Medium class) confirming to the IS and other specifications including transportation charges any where in Tamilnadu etc., complete and as directed by TWAD Board officers
50 mm GI Pipe
65 mm GI Pipe
150 mm GI Pipe
Supply and delivery of following sizes of GI Specials conforming to IS specifications at site of work inclusive of transportation charges any where in Tamilnadu etc., complete and as directed by TWAD Board officers.
50 mm GI Coupling
65 mm GI Coupling
65 mm GI Coupling
GI Pipes of various sizes
200 mm CI Pipe
200 mm CI Pipe
Cutting the following sizes of the GI pipes true to axis and filing smoothly and finishing the ends etc., complete and as directed by TWAD Board officers.
50 mm GI Pipe
65 mm GI Pipe
150 mm GI Pipe
Threading the following sizes of the GI pipes true to axis etc., complete and as directed by TWAD Board officers.
50 mm GI Pipe
65 mm GI Pipe
150 mm GI Pipe
Attending Repair, rectification and reconditioning of DI, CI Sluice valve including all material,, conveyance, labour charges and re erection of valve etc., complete and as directed by TWAD Board Officers.
250 mm DI Sluice valve
80mm CI Sluice valve
Supply, delivery and fixing of following size of Gate valves in OHT's etc., complete and as directed by TWAD Board Officers.
50mm gate valve
Supply, delivery of 1.1 KV Grade Armoured aluminium Conductor cross Linked Poly ethylene insulated PVC sheathed cables confirmaing to IS etc., complete and as directed by TWAD board Officers. for following Wells submersible motor to main panel board.
3core 35 Sq. mm
3core 35 Sq. mm
3core 35 Sq. mm
Supply, delivery of following size of PVC insulated and sheathed 3 core flat type Copper cable conforming to IS 694/1990 and as Amended there after well submersible motor to main panel board.
3core 25 Sq. mm copper cable
3core 25 Sq. mm copper cable
3core 25 Sq. mm copper cable
Supply and delivery of Power capacitor for power factor improvement with oil filled with discharge resistance 3 phase 415/440V 50 HZ conforming to ISS:2834 with ISI marking
4 KVAR Power capacitor
3 KVAR Power capacitor
Supply and delivery of direct online starter confirming to IS13947 and IEC60947-1 suitable KW rating for operation in AC/ three Phase/50HZ(+/- 5%) and 415V (+/- 10%) including Ammeter, Overload relay, under Voltage release with no Volt coil, Air Break contactors suitable for next Standard higher KW rating, Single phasing preventor, dry running preventor and On/Off Push button switches, including the capacitor(the cost of capacitor is to be taken separately).
For 20 HP Starter
Removal of sediments and depositions of sludge, silt,Particles inside the sump at various capacities by engaging required labours and diesel pumpsets and cleaning the side wall and bottom of sump using wire brushes, brooms, collecting , lifting of the deposited slit particles outside the sump, washing side wall and floor slab using bleaching powder including lighting arrangements and safety arrangements inside the sump, hire charges for the buckets, rope etc and supply of bleaching powder for cleaning purposes etc., complete and as directed by TWAD Board officers
0.60 LL capacity Sump
0.90 LL capacity Sump
3.00 LL capacity Sump
Desilting light or sandysoil or silt from infiltration wells below water level including the charges for special T&P and air compressor etc., complete and as directed by TWAD Board officers.
Labour for cutting open road for laying water mains or sewer etc and as directed by TWAD Board officers.
B.T. Roads (or) Maccadam road
Concrete Roads
Supply of Gravel for filling the excavated soil, if existing soil is not suitable for refilling as directed byTWAD Officials
Plain Cement Concrete 1:1.5:3 (one cement, one and half fine aggregates and three coarse aggregates) using 20mm size ISS HBG metal including cost and conveyance of all materials to site and including for the mixing, laying and labour charges etc., complete as per standard specification
Road Restoration - Patch work
Hiring Charges for Heavy duty electrical Concrete breaker machine
Hiring charges for Genset 40 KVA
Hire charges for deploying earth moving machinery (JCB/Poclain) for earthwork including diesel, oil and labour charges etc., complete.
Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of all disinfectents (such as bleaching powder, chlorine cylinder, silver ionization rods as applicable to this CWSS), labour charges and all incidental charges for disinfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points / tail ends, testing of water samples including additional / required / instructed dosage during the period of Flood/ Calamities etc., complete and as directed by TWAD Board officers.
Supply and delivery of Liquid Chlorine cylinder as per IS specification (with chlorine 99.80% moisture, Na203 Hydrogen and carbon dioxide are to be Nil) including loading, freight, unloading, stacking transit insurance and all other incidental charges and as directed by TWAD Board officers.
Supply, delivery of Ferric Alum (Sulphate of alumina - Ferric) Grade - II in loose as per ISI 299/2012 and amended from time to time including freight, loading, unloading, transporation, transit insurance all other incidental charges and as directed by TWAD Board officers.
For the Year 2028-2029 (From 01.04.2028 - 31.03.2029)
Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protector of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure 2.92 MLD, carrying out the O&M as per standard operating procedures, Acts and rules in force and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity etc complete and as directed by TWAD Board officers Totally 1065.80 ML (2.92*365)
Attending Burst in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc complete and as directed by TWAD Board officers
Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for the following sizes of Pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers.
PVC Pipes of various sizes
AC Pipe of various sizes
Removing the burst P.V.C. Pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipe line with sound pipe including jointing and cost of refilling the pipe line with water for retesting the pipe line etc., complete (excluding cost of sound pipe and jointing materials and earth work) and as directed by the TWAD Board Officers
90 mm PVC 4KSC
110mm PVC 4 KSC
140mm PVC 4 KSC
Removing the burst A.C. Pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipe line with sound pipe including jointing and cost of refilling the pipe line with water for retesting the pipe line etc complete (excluding cost of sound pipe and jointing materials and earth work) and as directed by the TWAD Board Officers
150 mm dia AC Class 15 Pipe
200 mm dia AC Class 15 Pipe
Supply and delivery of the following sizes of unplastisized PVC Rigid pipes and specials confirming to IS other specifications as amended from time to time with ISI marking as specified in ISI and having the required working pressure and delivery at site of work including loading, unloading, freight, stacking and transportation, insurance charges, etc., complete and as directed by TWAD Board officers.
90 mm PVC 4 KSC
110 mm PVC 4 KSC
140 mm PVC 4 KSC
90 mm PVC 4 KSC
110 mm PVC 4 KSC
140 mm PVC 4 KSC
Supply and delivery of the following sizes of DUCTILE IRON SOCKET/ SPIGOT PIPES FOR CLASS K7/K9 AS PER IS 8329/2000 other specifications including transportation charges any where in Tamilnadu etc., complete and as directed by TWAD Board officers
150 mm DI K7 Pipe
200 mm DI K7 Pipe
Supply and delivery of MJ collars inclusive of transportation charges anywhere in Tamilnadu etc complete and as directed by TWAD board officers
200mm MJ collars
200mm MJ collars
Attending Leaks in the Pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc., complete and as directed by TWAD Board officers.
Supply and delivery of the following sizes of GI pipes ( Medium class) confirming to the IS and other specifications including transportation charges any where in Tamilnadu etc., complete and as directed by TWAD Board officers
50 mm GI Pipe
65 mm GI Pipe
150 mm GI Pipe
Supply and delivery of following sizes of GI Specials conforming to IS specifications at site of work inclusive of transportation charges any where in Tamilnadu etc., complete and as directed by TWAD Board officers.
50 mm GI Coupling
65 mm GI Coupling
65 mm GI Coupling
GI Pipes of various sizes
200 mm CI Pipe
200 mm CI Pipe
Cutting the following sizes of the GI pipes true to axis and filing smoothly and finishing the ends etc., complete and as directed by TWAD Board officers.
50 mm GI Pipe
65 mm GI Pipe
150 mm GI Pipe
Threading the following sizes of the GI pipes true to axis etc., complete and as directed by TWAD Board officers.
50 mm GI Pipe
65 mm GI Pipe
150 mm GI Pipe
Attending Repair, rectification and reconditioning of DI, CI Sluice valve including all material,, conveyance, labour charges and re erection of valve etc., complete and as directed by TWAD Board Officers.
250 mm DI Sluice valve
80mm CI Sluice valve
Supply, delivery and fixing of following size of Gate valves in OHT's etc., complete and as directed by TWAD Board Officers.
50mm gate valve
Supply, delivery of 1.1 KV Grade Armoured aluminium Conductor cross Linked Poly ethylene insulated PVC sheathed cables confirmaing to IS etc., complete and as directed by TWAD board Officers. for following Wells submersible motor to main panel board.
3core 35 Sq. mm
3core 35 Sq. mm
3core 35 Sq. mm
Supply, delivery of following size of PVC insulated and sheathed 3 core flat type Copper cable conforming to IS 694/1990 and as Amended there after well submersible motor to main panel board.
3core 25 Sq. mm copper cable
3core 25 Sq. mm copper cable
3core 25 Sq. mm copper cable
Supply and delivery of Power capacitor for power factor improvement with oil filled with discharge resistance 3 phase 415/440V 50 HZ conforming to ISS:2834 with ISI marking
4 KVAR Power capacitor
3 KVAR Power capacitor
Supply and delivery of direct online starter confirming to IS13947 and IEC60947-1 suitable KW rating for operation in AC/ three Phase/50HZ(+/- 5%) and 415V (+/- 10%) including Ammeter, Overload relay, under Voltage release with no Volt coil, Air Break contactors suitable for next Standard higher KW rating, Single phasing preventor, dry running preventor and On/Off Push button switches, including the capacitor(the cost of capacitor is to be taken separately).
For 20 HP Starter
Removal of sediments and depositions of sludge, silt,Particles inside the sump at various capacities by engaging required labours and diesel pumpsets and cleaning the side wall and bottom of sump using wire brushes, brooms, collecting , lifting of the deposited slit particles outside the sump, washing side wall and floor slab using bleaching powder including lighting arrangements and safety arrangements inside the sump, hire charges for the buckets, rope etc and supply of bleaching powder for cleaning purposes etc., complete and as directed by TWAD Board officers
0.60 LL capacity Sump
0.90 LL capacity Sump
3.00 LL capacity Sump
Desilting light or sandysoil or silt from infiltration wells below water level including the charges for special T&P and air compressor etc., complete and as directed by TWAD Board officers.
Labour for cutting open road for laying water mains or sewer etc and as directed by TWAD Board officers.
B.T. Roads (or) Maccadam road
Concrete Roads
Supply of Gravel for filling the excavated soil, if existing soil is not suitable for refilling as directed byTWAD Officials
Plain Cement Concrete 1:1.5:3 (one cement, one and half fine aggregates and three coarse aggregates) using 20mm size ISS HBG metal including cost and conveyance of all materials to site and including for the mixing, laying and labour charges etc., complete as per standard specification
Road Restoration - Patch work
Hiring Charges for Heavy duty electrical Concrete breaker machine
Hiring charges for Genset 40 KVA
Hire charges for deploying earth moving machinery (JCB/Poclain) for earthwork including diesel, oil and labour charges etc., complete.
Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of all disinfectents (such as bleaching powder, chlorine cylinder, silver ionization rods as applicable to this CWSS), labour charges and all incidental charges for disinfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points / tail ends, testing of water samples including additional / required / instructed dosage during the period of Flood/ Calamities etc., complete and as directed by TWAD Board officers.
Supply and delivery of Liquid Chlorine cylinder as per IS specification (with chlorine 99.80% moisture, Na203 Hydrogen and carbon dioxide are to be Nil) including loading, freight, unloading, stacking transit insurance and all other incidental charges and as directed by TWAD Board officers.
Supply, delivery of Ferric Alum (Sulphate of alumina - Ferric) Grade - II in loose as per ISI 299/2012 and amended from time to time including freight, loading, unloading, transporation, transit insurance all other incidental charges and as directed by TWAD Board officers.
Item Rate BoQ
BoQ_Ver4.0
Name of the Bidder/ Bidding Firm / Company :
PRICE SCHEDULE- A12 (This BOQ template must not be modified/replaced by the bidder and the same should be uploaded after filling the relevent columns, else the bidder is liable to be rejected for this tender. Bidders are allowed to enter the Bidder Name and Values only)
NUMBER #
For the Year 2026-2027 (From 01.04.2026 - 31.03.2027)
Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protector of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure 0.63 MLD, carrying out the O&M as per standard operating procedures, Acts and rules in force and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity etc complete and as directed by TWAD Board officers Totally 229.95 ML (0.63*365)
Attending Burst in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc complete and as directed by TWAD Board officers
Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for the following sizes of Pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers.
PVC Pipes of various sizes
AC Pipe of various sizes
Removing the burst P.V.C. Pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipe line with sound pipe including jointing and cost of refilling the pipe line with water for retesting the pipe line etc., complete (excluding cost of sound pipe and jointing materials and earth work) and as directed by the TWAD Board Officers
63 mm PVC 4KSC
75mm PVC 4 KSC
90 mm PVC 4KSC
110mm PVC 4 KSC
140mm PVC 4 KSC
Removing the burst A.C. Pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipe line with sound pipe including jointing and cost of refilling the pipe line with water for retesting the pipe line etc complete (excluding cost of sound pipe and jointing materials and earth work) and as directed by the TWAD Board Officers
150 mm dia AC Class 15 Pipe
Supply and delivery of the following sizes of unplastisized PVC Rigid pipes and specials confirming to IS other specifications as amended from time to time with ISI marking as specified in ISI and having the required working pressure and delivery at site of work including loading, unloading, freight, stacking and transportation, insurance charges, etc., complete and as directed by TWAD Board officers.
63 mm PVC 4 KSC
75 mm PVC 4 KSC
90 mm PVC 4 KSC
110 mm PVC 4 KSC
140 mm PVC 4 KSC
63 mm PVC 4 KSC
75 mm PVC 4 KSC
90 mm PVC 4 KSC
110 mm PVC 4 KSC
140 mm PVC 4 KSC
Attending Leaks in the Pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc., complete and as directed by TWAD Board officers.
Supply and delivery of the following sizes of GI pipes ( Medium class) confirming to the IS and other specifications including transportation charges any where in Tamilnadu etc., complete and as directed by TWAD Board officers
80 mm GI Pipe
100 mm GI Pipe
Supply and delivery of following sizes of GI Specials conforming to IS specifications at site of work inclusive of transportation charges any where in Tamilnadu etc., complete and as directed by TWAD Board officers.
80 mm GI Coupling
100 mm GI Coupling
GI Pipes of various sizes
Cutting the following sizes of the GI pipes true to axis and filing smoothly and finishing the ends etc., complete and as directed by TWAD Board officers.
80 mm GI Pipe
100 mm GI Pipe
Threading the following sizes of the GI pipes true to axis etc., complete and as directed by TWAD Board officers.
80 mm GI Pipe
100 mm GI Pipe
Supply and delivery of the following sizes of DUCTILE IRON SOCKET/ SPIGOT PIPES FOR CLASS K7/K9 AS PER IS 8329/2000 other specifications including transportation charges any where in Tamilnadu etc., complete and as directed by TWAD Board officers
150 mm DI K7 Pipe
Supply and delivery of MJ collars inclusive of transportation charges anywhere in Tamilnadu etc complete and as directed by TWAD board officers
150mm MJ collars
Rewinding of Motors in pumping stations iod in the Electrical, Mechanical and Electro-mechanical items to bring back the scheme / components into normal running conditition as per specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.2.6 of General conditions of Contract Part II. etc complete and as directed by the TWAD Board Officers
Rewinding of motor and reconditioning of pump and repair works in 15 HP Open Well Submersible Pump Set (400 LPM X 75 M) including cost of all material, conveyance, labour charges for removing and re-erection etc., complete and as directed by TWAD Board officers.
Supply and delivery of 25 Amps\440V Electro magnetic Contactors Suitable for Starter in AC Three Phase rating Conforming to
Supply and delivery of 40 Amps\440V Electro magnetic Contactors Suitable for Starter in AC Three Phase rating Conforming to IS/IEC 60947-4-1
Attending Repair, rectification and reconditioning of CI NRV & Sluice valve including all material,, conveyance, labour charges and re erection of valve etc., complete and as directed by TWAD Board Officers.
125 mm CI NRV
100mm CI Sluice valve
Supply, delivery and fixing of following size of Gate valves in OHT's etc., complete and as directed by TWAD Board Officers.
50mm gate valve
65mm gate valve
Supply, delivery of 1.1 KV Grade Armoured aluminium Conductor cross Linked Poly ethylene insulated PVC sheathed cables confirmaing to IS etc., complete and as directed by TWAD board Officers. for following Wells submersible motor to main panel board.
3core 10 Sq. mm
3core 10 Sq. mm
3core 10 Sq. mm
Supply and delivery of direct online starter confirming to IS13947 and IEC60947-1 suitable KW rating for operation in AC/ three Phase/50HZ(+/- 5%) and 415V (+/- 10%) including Ammeter, Overload relay, under Voltage release with no Volt coil, Air Break contactors suitable for next Standard higher KW rating, Single phasing preventor, dry running preventor and On/Off Push button switches, including the capacitor(the cost of capacitor is to be taken separately).
For 5 HP Starter
Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of all disinfectents (such as bleaching powder, chlorine cylinder, silver ionization rods as applicable to this CWSS), labour charges and all incidental charges for disinfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points / tail ends, testing of water samples including additional / required / instructed dosage during the period of Flood/ Calamities etc., complete and as directed by TWAD Board officers.
Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of disinfectents (bleaching powder as applicable to this CWSS), labour charges and all incidental charges for disinfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points / tail ends, testing of water samples including additional / required / instructed dosage during the period of Flood/ Calamities etc., complete and as directed by TWAD Board officers
For the Year 2027-2028 (From 01.04.2027 - 31.03.2028)
Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protector of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure 0.63 MLD, carrying out the O&M as per standard operating procedures, Acts and rules in force and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity etc complete and as directed by TWAD Board officers Totally 230.58 ML (0.63*366)
Attending Burst in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc complete and as directed by TWAD Board officers
Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for the following sizes of Pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers.
PVC Pipes of various sizes
AC Pipe of various sizes
Removing the burst P.V.C. Pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipe line with sound pipe including jointing and cost of refilling the pipe line with water for retesting the pipe line etc., complete (excluding cost of sound pipe and jointing materials and earth work) and as directed by the TWAD Board Officers
63 mm PVC 4KSC
75mm PVC 4 KSC
90 mm PVC 4KSC
110mm PVC 4 KSC
140mm PVC 4 KSC
Removing the burst A.C. Pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipe line with sound pipe including jointing and cost of refilling the pipe line with water for retesting the pipe line etc complete (excluding cost of sound pipe and jointing materials and earth work) and as directed by the TWAD Board Officers
150 mm dia AC Class 15 Pipe
Supply and delivery of the following sizes of unplastisized PVC Rigid pipes and specials confirming to IS other specifications as amended from time to time with ISI marking as specified in ISI and having the required working pressure and delivery at site of work including loading, unloading, freight, stacking and transportation, insurance charges, etc., complete and as directed by TWAD Board officers.
63 mm PVC 4 KSC
75 mm PVC 4 KSC
90 mm PVC 4 KSC
110 mm PVC 4 KSC
140 mm PVC 4 KSC
63 mm PVC 4 KSC
75 mm PVC 4 KSC
90 mm PVC 4 KSC
110 mm PVC 4 KSC
140 mm PVC 4 KSC
Attending Leaks in the Pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc., complete and as directed by TWAD Board officers.
Supply and delivery of the following sizes of GI pipes ( Medium class) confirming to the IS and other specifications including transportation charges any where in Tamilnadu etc., complete and as directed by TWAD Board officers
80 mm GI Pipe
100 mm GI Pipe
Supply and delivery of following sizes of GI Specials conforming to IS specifications at site of work inclusive of transportation charges any where in Tamilnadu etc., complete and as directed by TWAD Board officers.
80 mm GI Coupling
100 mm GI Coupling
GI Pipes of various sizes
Cutting the following sizes of the GI pipes true to axis and filing smoothly and finishing the ends etc., complete and as directed by TWAD Board officers.
80 mm GI Pipe
100 mm GI Pipe
Threading the following sizes of the GI pipes true to axis etc., complete and as directed by TWAD Board officers.
80 mm GI Pipe
100 mm GI Pipe
Supply and delivery of the following sizes of DUCTILE IRON SOCKET/ SPIGOT PIPES FOR CLASS K7/K9 AS PER IS 8329/2000 other specifications including transportation charges any where in Tamilnadu etc., complete and as directed by TWAD Board officers
150 mm DI K7 Pipe
Supply and delivery of MJ collars inclusive of transportation charges anywhere in Tamilnadu etc complete and as directed by TWAD board officers
150mm MJ collars
Rewinding of Motors in pumping stations iod in the Electrical, Mechanical and Electro-mechanical items to bring back the scheme / components into normal running conditition as per specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.2.6 of General conditions of Contract Part II. etc complete and as directed by the TWAD Board Officers
Rewinding of motor and reconditioning of pump and repair works in 15 HP Open Well Submersible Pump Set (400 LPM X 75 M) including cost of all material, conveyance, labour charges for removing and re-erection etc., complete and as directed by TWAD Board officers.
Supply and delivery of 25 Amps\440V Electro magnetic Contactors Suitable for Starter in AC Three Phase rating Conforming to
Supply and delivery of 40 Amps\440V Electro magnetic Contactors Suitable for Starter in AC Three Phase rating Conforming to IS/IEC 60947-4-1
Attending Repair, rectification and reconditioning of CI NRV & Sluice valve including all material,, conveyance, labour charges and re erection of valve etc., complete and as directed by TWAD Board Officers.
125 mm CI NRV
100mm CI Sluice valve
Supply, delivery and fixing of following size of Gate valves in OHT's etc., complete and as directed by TWAD Board Officers.
50mm gate valve
65mm gate valve
Supply, delivery of 1.1 KV Grade Armoured aluminium Conductor cross Linked Poly ethylene insulated PVC sheathed cables confirmaing to IS etc., complete and as directed by TWAD board Officers. for following Wells submersible motor to main panel board.
3core 10 Sq. mm
3core 10 Sq. mm
3core 10 Sq. mm
Supply and delivery of direct online starter confirming to IS13947 and IEC60947-1 suitable KW rating for operation in AC/ three Phase/50HZ(+/- 5%) and 415V (+/- 10%) including Ammeter, Overload relay, under Voltage release with no Volt coil, Air Break contactors suitable for next Standard higher KW rating, Single phasing preventor, dry running preventor and On/Off Push button switches, including the capacitor(the cost of capacitor is to be taken separately).
For 5 HP Starter
Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of all disinfectents (such as bleaching powder, chlorine cylinder, silver ionization rods as applicable to this CWSS), labour charges and all incidental charges for disinfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points / tail ends, testing of water samples including additional / required / instructed dosage during the period of Flood/ Calamities etc., complete and as directed by TWAD Board officers.
Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of disinfectents (bleaching powder as applicable to this CWSS), labour charges and all incidental charges for disinfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points / tail ends, testing of water samples including additional / required / instructed dosage during the period of Flood/ Calamities etc., complete and as directed by TWAD Board officers
For the Year 2028-2029 (From 01.04.2028 - 31.03.2029)
Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protector of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure 0.63 MLD, carrying out the O&M as per standard operating procedures, Acts and rules in force and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity etc complete and as directed by TWAD Board officers Totally 229.95 ML (0.63*365)
Attending Burst in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc complete and as directed by TWAD Board officers
Earth work excavation and depositing on bank in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., for the following sizes of Pipes with standard trench width and depth etc., complete and as directed by the TWAD Board officers.
PVC Pipes of various sizes
AC Pipe of various sizes
Removing the burst P.V.C. Pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipe line with sound pipe including jointing and cost of refilling the pipe line with water for retesting the pipe line etc., complete (excluding cost of sound pipe and jointing materials and earth work) and as directed by the TWAD Board Officers
63 mm PVC 4KSC
75mm PVC 4 KSC
90 mm PVC 4KSC
110mm PVC 4 KSC
140mm PVC 4 KSC
Removing the burst A.C. Pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipe line with sound pipe including jointing and cost of refilling the pipe line with water for retesting the pipe line etc complete (excluding cost of sound pipe and jointing materials and earth work) and as directed by the TWAD Board Officers
150 mm dia AC Class 15 Pipe
Supply and delivery of the following sizes of unplastisized PVC Rigid pipes and specials confirming to IS other specifications as amended from time to time with ISI marking as specified in ISI and having the required working pressure and delivery at site of work including loading, unloading, freight, stacking and transportation, insurance charges, etc., complete and as directed by TWAD Board officers.
63 mm PVC 4 KSC
75 mm PVC 4 KSC
90 mm PVC 4 KSC
110 mm PVC 4 KSC
140 mm PVC 4 KSC
63 mm PVC 4 KSC
75 mm PVC 4 KSC
90 mm PVC 4 KSC
110 mm PVC 4 KSC
140 mm PVC 4 KSC
Attending Leaks in the Pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. etc., complete and as directed by TWAD Board officers.
Supply and delivery of the following sizes of GI pipes ( Medium class) confirming to the IS and other specifications including transportation charges any where in Tamilnadu etc., complete and as directed by TWAD Board officers
80 mm GI Pipe
100 mm GI Pipe
Supply and delivery of following sizes of GI Specials conforming to IS specifications at site of work inclusive of transportation charges any where in Tamilnadu etc., complete and as directed by TWAD Board officers.
80 mm GI Coupling
100 mm GI Coupling
GI Pipes of various sizes
Cutting the following sizes of the GI pipes true to axis and filing smoothly and finishing the ends etc., complete and as directed by TWAD Board officers.
80 mm GI Pipe
100 mm GI Pipe
Threading the following sizes of the GI pipes true to axis etc., complete and as directed by TWAD Board officers.
80 mm GI Pipe
100 mm GI Pipe
Supply and delivery of the following sizes of DUCTILE IRON SOCKET/ SPIGOT PIPES FOR CLASS K7/K9 AS PER IS 8329/2000 other specifications including transportation charges any where in Tamilnadu etc., complete and as directed by TWAD Board officers
150 mm DI K7 Pipe
Supply and delivery of MJ collars inclusive of transportation charges anywhere in Tamilnadu etc complete and as directed by TWAD board officers
150mm MJ collars
Rewinding of Motors in pumping stations iod in the Electrical, Mechanical and Electro-mechanical items to bring back the scheme / components into normal running conditition as per specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.2.6 of General conditions of Contract Part II. etc complete and as directed by the TWAD Board Officers
Rewinding of motor and reconditioning of pump and repair works in 15 HP Open Well Submersible Pump Set (400 LPM X 75 M) including cost of all material, conveyance, labour charges for removing and re-erection etc., complete and as directed by TWAD Board officers.
Supply and delivery of 25 Amps\440V Electro magnetic Contactors Suitable for Starter in AC Three Phase rating Conforming to
Supply and delivery of 40 Amps\440V Electro magnetic Contactors Suitable for Starter in AC Three Phase rating Conforming to IS/IEC 60947-4-1
Attending Repair, rectification and reconditioning of CI NRV & Sluice valve including all material,, conveyance, labour charges and re erection of valve etc., complete and as directed by TWAD Board Officers.
125 mm CI NRV
100mm CI Sluice valve
Supply, delivery and fixing of following size of Gate valves in OHT's etc., complete and as directed by TWAD Board Officers.
50mm gate valve
65mm gate valve
Supply, delivery of 1.1 KV Grade Armoured aluminium Conductor cross Linked Poly ethylene insulated PVC sheathed cables confirmaing to IS etc., complete and as directed by TWAD board Officers. for following Wells submersible motor to main panel board.
3core 10 Sq. mm
3core 10 Sq. mm
3core 10 Sq. mm
Supply and delivery of direct online starter confirming to IS13947 and IEC60947-1 suitable KW rating for operation in AC/ three Phase/50HZ(+/- 5%) and 415V (+/- 10%) including Ammeter, Overload relay, under Voltage release with no Volt coil, Air Break contactors suitable for next Standard higher KW rating, Single phasing preventor, dry running preventor and On/Off Push button switches, including the capacitor(the cost of capacitor is to be taken separately).
For 5 HP Starter
Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of all disinfectents (such as bleaching powder, chlorine cylinder, silver ionization rods as applicable to this CWSS), labour charges and all incidental charges for disinfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points / tail ends, testing of water samples including additional / required / instructed dosage during the period of Flood/ Calamities etc., complete and as directed by TWAD Board officers.
Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of disinfectents (bleaching powder as applicable to this CWSS), labour charges and all incidental charges for disinfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points / tail ends, testing of water samples including additional / required / instructed dosage during the period of Flood/ Calamities etc., complete and as directed by TWAD Board officers
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