Providing 3 point 20 MLD Water Supply to SIPCOT industrial park at A Sathanur in Ulundurpettai Taluk of Kallakurichi District by tapping from WSS to Advanced Institute for Integrated Research on Livestock and Animal Sciences AIIRLIVAS at Thalaivasal

Amount

Providing 3.20 MLD Water Supply to SIPCOT industrial park at A.Sathanur in Ulundurpettai Taluk of Kallakurichi District by tapping from WSS to Advanced Institute for Integrated Research on Livestock and Animal Sciences (AIIRLIVAS) at Thalaivasal Koot road (Construction period : 12 months, Trial Run : 6 months and Paid Maintenance : 12 months)

Gravity main & Pumping main with allied works

Construction of Overhead Tank 8.00 m LL Capacity @ AIIRLIVAS Campus in Salem District

Construction of Compound Wall at Sump Site - Size - 50 m x 50 m in Salem District

Construction of Office Room - 6.0 m x 4.0 m

Construction of Bath & Toilet - 3 m x 3 m x 3m

Construction of Break Pressure Tank 1.50 LL Capacity 12 m Staging Height in Cuddalore District

Construction of Compound Wall at Sump Site - Size - 50 m x 50 m - 2 Nos in Cuddalore District

Construction of Elevated Booster Sump 8.00 LL Capacity x 3 m Staging Height in Cuddalore District

Supply, delivery of Horizontal split casing centrifugal Pumpset and allied works

Construction of Pumproom of size - 12 m x 8 m with toilet of size - 3 m x 3 m

Construction of Office Room - 6.0 m x 4.0 m

Construction of Ground Level Sump 8.00 LL Capacity @ SIPCOT Industrial Park A.Sathanur in Kallakurichi District

Construction of Compound Wall at Sump Site - Size - 50 m x 50 m in Kallakurichi District

Construction of Office Room - 6.0 m x 4.0 m

Construction of Bath cum toilet of size - 3 m x 3 m

Construction of Chlorine Room of Size - 6.0 m x 4.0 m

Maintenance of the Scheme for a period of One Year (12 months) (Paid maintenance)

Sub Total

GST in 18%

Description of Work / Item(s)

Amount

Earthwork excavation and depositing on bank for foundation, with an initial lead of 10m and initial lift of 2m including shoring, strutting and all other incidental charges in the following classification of soil and as directed by the departmental Officers in the following classification of soil.

Ist depth of 0m to 2.0m

Sand, silt or other loose soil, wet sand or silt not under water, light black cotton soil, sandy loam and ordinary soil including excavated earth SS 20 B

Soft disintegrated rock, laterite, soft rock or kankar not requiring blasting

In Medium rock and dense medium rock not requiring blasting.

Plain Cement Concrete 1:4:8 (one cement, four sand and eight hard granite broken stone of 40mm size ISS gauge) for levelling course of foundation including mixing, placing, ramming, finishing curing etc. complete in accordance with specification and as directed by the TWAD Board Officers. Upto 1.50 m depth from G.L.

Random rubble stone masonry in CM 1:5 (one cement and five sand) using rough stone and bond stone for foundation and basement including curing and finishing etc, complete complying with standard specification and as directed by TWAD Board Officers.

Refilling the trenches with excavated earth (other than sand) in layers of 15cm thick, watered well rammed and consolidated etc. complete complying with standard specification removing and spreading the surplus earth at the places shown.

Supply, delivery and filling with sand for foundation and basement as per standard specification including watering, consolidating, ramming etc., complete and as directed by TWAD Board Officers.

Brick work in C.M.1:5 (one cement and five sand) using country bricks ( 22X11X7 cm) for superstructures including cost of scaffolding, curing and finishing etc. complete and as directed by TWAD Board Officers.

Upto basement

Above basement upto 4.50m height

Above basement above 4.50m height

Supply and erection of steel centering, shuttering for soffits and sides including necessary supports and strutting for all RCC works using MS sheets of suitable size of BG 10 stiffened with MS angle of size 25 X 25 X 3mm for boarding laid over Silveroak joists of size 10cm X 6.5cm spaced at 90cm c/c and supported by Casuarina Props 10cm - 13cm spaced at 75cm c/c etc., complete and as directed by TWAD Board Officers. (Retrieved Materials shall be taken back by the contractor after concrete is laid)

RCC 1:1½:3 (One cement, one and half sand and three HBS) concrete using HBG stone of 20mm size for the following members (excluding the cost of RTS grills for reinforcement, centering and shuttering, strutting) but including cost of mixing, laying of concrete, vibrating with mechanical vibrators, ramming consolidating finishing, curing etc., complete complying with relevent standard specification and as directed by the TWAD Board Officers.

Above G.L.

Above 4.50m

Below G.L.

Centering for soffits of RCC members including shuttering, strutting to the centering and providing supports etc. complete for the following members using MS sheets of size 90x60cm and 'BG' 10 gauge stiffened with welded M.S. angles of size 25 x 25 x 3mm laid over silver oak (country wood) joists of size 10 x 6.5 cm spaced at about 90cm C/C and casurina props of 10 to 13 cm dia (spaced at 75cm C/C) for various heights.

Plane surface

0-3.30m height

3.30- 4.30m height

4.30- 5.30m height

Supplying, cutting, bending, tying, fabricating and placing in position of steel rods for all RCC works including cost of steel and binding wire etc.The steel should conform to the relevant ISspecification and supplied with test certificate (Fe. 415 grade as per IS specification No.1786/ 1985 and as amended from time to time) for delivery at site of work including loading, freight, unloading, stacking, transit insurance charges etc. complete. RTS Rods

Plastering with CM 1:5 (one cement and five sand) 12mm thick for walls including cost of scaffolding, curing, finishing etc. complete complying with standard specification and as directed by the TWAD Board Officers.

Special ceiling Plastering with CM 1:3 (one cement and three sand) 10mm thick for roof slab including cost of scaffolding, curing, finishing etc. complete complying with standard specification and as directed by the TWAD Board Officers.

Flooring with Plain Cement Concrete 1:4:8 (One cement, four sand and eight hard broken granite stone of 40mm size ISS gauge) including mixing, placing the concrete in position curing etc, and finishing the top of flooring by Providing Ellis pattern flooring 1:3 (one cement and three 3mm to 10 mm hard broken stone chiipings and no sand to be added) 20 mm thick floor finish etc., complete and as directed by the TWAD Board Officers.

Weathering course with concrete broken brick jelly of 20mm size in pure slacked lime (32:12.5 proportion of brick jelly to lime) for the required slope for the average depth of 8 cm, well beaten with wooden beaters, consolidating, finishing, curing, etc. complete and Finishing the top of roof (weathering course) with one course of pressed tiles of size 20cm x 20cm x2cm using CM 1:3 mixed with crude oil 10% by weight of cement painted with same oiled mortar complying with standard specification., complete

Supplying and erecting MS rolling shutter with ISI make of approved size and section using 18 GI sheet. The shutter shall be painted with one coat of red oxide primer and the rate is inclusive of hood covers, transportation charges etc., complete compliying with standard specifications and as direvcted by TWAD board officers. 3.0 m x 3.50 m

Supply and Delivery Fabrication of MS doors with outer frame and shutter frame in MS angle of size 40mm x 40mm x 6 mm with MS flat 25mm x 25mm x 6mm and MS sheet of 18 gauge including ventilating arrangements using 20mm square MS rods with locking arrangements including two coats of approved enamel paint over coat of red oxide including cost of angles, plates, sheets, fabrication charges, cost of hold fast and transportation charges etc., complete.

Fully panelled Double leaf - Door -1.00m x 2.10m

Supply and Delivery Fabrication of MS windows with outer frame and shutter frame in MS angle of size 40mm x 40mm x 6 mm with MS flat 25mm x 25mm x 6mm and MS sheet of 18 gauge including ventilating arrangements using 20mm square MS rods with locking arrangements including two coats of approved enamel paint over coat of red oxide including cost of angles, plates, sheets, fabrication charges, cost of hold fast and transportation charges etc., complete.

Fully panelled Double leaf - Window (without Ventilator) -0.90m x 1.20m

Supply and Delivery Fabrication of MS Ventilator with outer frame and shutter frame in MS angle of size 40mm x 40mm x 6 mm with MS flat 25mm x 25mm x 6mm and MS sheet of 18 gauge including ventilating arrangements using 20mm square MS rods with locking arrangements including two coats of approved enamel paint over coat of red oxide including cost of angles, plates, sheets, fabrication charges, cost of hold fast and transportation charges etc., complete.

Ventilator - 0.45m x 0.60m

White washing two coats with fine screened shell lime of good quality over the plastered surface including cost of lime, gum, brushes, scaffolding charges etc., complete with relevant standard specification and as directed by TWAD Board officers.

Painting two coats with approved emulsion paint over one priming coat of white cement over cement plastered wall surface and ceiling including cleaning preparing the surface and curing etc., complete (using cement paint of colour as approved by the Departmental officer) and as directed by the TWAD Board Officers.

Painting two coats with approved paint over one coat of priming coat for new iron work complying with standard specification and as directed by the TWAD Board Officers (Paint should be got approved by the Executive Engineer before use on works)

Labour Charges for Painting TWAD Emblem in accordance with the size and specification as approved by the Board including cost of all consumables etc. complete and as standard specification

Rain Water Harvesting

Rain water harvesting work Parapet Wall over roof slab for rain water harvesting arrangement

Supply and fixing in position of 110mm OD PVC rain water pipe from top of roof slab to G.L with specials etc., complete and as directed by TWAD Board officers.

110mm OD PVC 4KSC Pipe

Construction of Recharge / soak pit for rain water harvesting for reservoir with flat roof.

Earthwork excavation and depositing on bank for foundation, with an initial lead of 10m and initial lift of 2m including shoring, strutting and all other incidental works in the following classification of soil.

First Depth of 0 to 2.00 m

Sand, silt or other loose soil, wet sand or silt not under water, light black cotton soil, sandy loam and ordinary soil including excavated earth SS 20 B

Brick work in CM 1:6 (One cement and six sand) using country bricks of size 8.75" x4.25"x2" including curing etc., complete for parapet well alround roof slab as directed by TWAD Board officers.

Supply, delivery and filling clear river course sand for the recharge pit as per type design.

Supply, delivery and filling of 20 mm size brick bats as per type design.

Supply, delivery and filling of 40mm size brick bats as per type design.

Fabrication of precast slab in RCC 1:2:4 (one cement, two sand, four HBS) 50mm thickness including cost of finishing, curing etc excluding cost of reinforcement fabrication, centering charges etc complete

Supplying, cutting, bending, tying, fabricating and placing in position of steel rods for all RCC works including cost of steel and binding wire etc. The steel should confirm to the relevant IS specification and supplied with test certificate (Fe. 415 grade as per IS specification No.1786/1985 and as amended from time to time) for delivery at site of work including loading, freight, unloading, stacking, transit insurance charges, etc. complete.

Moulding charges for pre-cast slab including cost of all materials etc., complete and as directed by TWAD Board Officers

Moulding charges for pre-cast slab including cost of all materials etc., complete and as directed by TWAD Board Officers

Construction of Bath and Toilet of size - 3 m x3 m x 3 m

Earthwork excavation and depositing on bank for foundation, with an initial lead of 10m and initial lift of 2m including shoring, strutting and all other incidental works in the following classification of soil.

First Depth of 0 to 2.00 m

Sand, silt or other loose soil, wet sand or silt not under water, light black cotton soil, sandy loam and ordinary soil including excavated earth SS 20 B

Soft disintegrated rock, laterite, soft rock or kankar not requiring blasting

Plain Cement Concrete 1:4:8 (one cement, four sand and eight hard granite broken stone of 40mm size ISS gauge) for levelling course of foundation including mixing, placing, ramming, finishing curing etc. complete in accordance with specification and as directed by the TWAD Board Officers.

Upto 1.50 m depth from G.L.

Random rubble stone masonry in CM 1:5 (one cement and five sand) using rough stone and bond stone for foundation and basement including curing and finishing etc, complete complying with standard specification and as directed by TWAD Board Officers.

Refilling the trenches with excavated earth (other than sand) in layers of 15cm thick, watered well rammed and consolidated etc. complete complying with standard specification removing and spreading the surplus earth at the places shown.

Supply, delivery and filling with sand for foundation and basement as per standard specification including watering, consolidating, ramming etc., complete and as directed by TWAD Board Officers.

Brick work in C.M.1:5 (one cement and five sand) using country bricks (22 X 11 X 7 cm) for superstructures including cost of scaffolding, curing and finishing etc. complete and as directed by TWAD Board Officers.

Upto basement

Above basement upto 4.50m height

RCC 1:1.5:3 (One cement, one and half sand and three hard granite broken stone of 20mm size ISS gauge) for gate coloumns excluding the cost of RTS grills for reinforcement, centering and shuttering, strutting but including cost of all materials at the site of work, mixing, laying of concrete, vibrating with mechanical vibrators, ramming, consolidating finishing, curing, etc., complete complying with relevent standard specification.

Centering for soffits of RCC members including shuttering, strutting to the centering and providing supports etc. complete for the following members using MS sheets of size 90x60cm and 'BG' 10 gauge stiffened with welded M.S. angles of size 25 x 25 x 3mm laid over silver oak (country wood) joists of size 10 x 6.5 cm spaced at about 90cm C/C and casurina props of 10 to 13 cm dia (spaced at 75cm C/C) for various heights.

Plane surface

Plane surface 0-3.30m height

Supplying, cutting, bending, tying, fabricating and placing in position of steel rods for all RCC works including cost of steel and binding wire etc.The steel should conform to the relevant ISspecification and supplied with test certificate (Fe. 415 grade as per IS specification No.1786/ 1985 and as amended from time to time) for delivery at site of work including loading, freight, unloading, stacking, transit insurance charges etc. complete. RTS Rods

Damp proof course in CM 1:3 mix,20mm thick using 5% crude oil over basement including cost of curing, finishing etc. complete complying with standard specification and as directed by the TWAD Board Officers.

Plastering with CM 1:5 (one cement and five sand) 12mm thick for walls including cost of scaffolding, curing, finishing etc. complete complying with standard specification and as directed by the TWAD Board Officers.

Special ceiling Plastering with CM 1:3 (one cement and three sand) 10mm thick for roof slab including cost of scaffolding, curing, finishing etc. complete complying with standard specification and as directed by the TWAD Board Officers.

Flooring with Plain Cement Concrete 1:4:8 (One cement, four sand and eight hard broken granite stone of 40mm size ISS gauge) including mixing, placing the concrete in position curing etc, and finishing the top of flooring by Providing Ellis pattern flooring 1:3 (one cement and three 3mm to 10 mm hard broken stone chiipings and no sand to be added) 20 mm thick floor finish etc., complete and as directed by the TWAD Board Officers.

Weathering course with concrete broken brick jelly of 20mm size in pure slacked lime (32:12.5 proportion of brick jelly to lime) for the required slope for the average depth of 8 cm, well beaten with wooden beaters, consolidating, finishing, curing, etc. complete and Finishing the top of roof (weathering course) with one course of pressed tiles of size 20cm x 20cm x2cm using CM 1:3 mixed with crude oil 10% by weight of cement painted with same oiled mortar complying with standard specification., complete

Supply and Delivery Fabrication of MS doors with outer frame and shutter frame in MS angle of size 40mm x 40mm x 6 mm with MS flat 25mm x 25mm x 6mm and MS sheet of 18 gauge including ventilating arrangements using 20mm square MS rods with locking arrangements including two coats of approved enamel paint over coat of red oxide including cost of angles, plates, sheets, fabrication charges, cost of hold fast and transportation charges etc., complete

Fully panelled Double leaf - Door-1.00m x 2.10 m

Supply and Delivery Fabrication of MS Ventilator with outer frame and shutter frame in MS angle of size 40mm x 40mm x 6 mm with MS flat 25mm x 25mm x 6mm and MS sheet of 18 gauge including ventilating arrangements using 20mm square MS rods with locking arrangements including two coats of approved enamel paint over coat of red oxide including cost of angles, plates, sheets, fabrication charges, cost of hold fast and transportation charges etc., complete

Ventilator-0.45 m x 0.60 m

White washing two coats with fine screened shell lime of good quality over the plastered surface including cost of lime, gum, brushes, scaffolding charges etc., complete with relevant standard specification and as directed by TWAD Board officers.

Painting two coats with approved emulsion paint over one priming coat of white cement over cement plastered wall surface and ceiling including cleaning preparing the surface and curing etc., complete (using cement paint of colour as approved by the Departmental officer) and as directed by the TWAD Board Officers.

Painting two coats with approved paint over one coat of priming coat for new iron work complying with standard specification and as directed by the TWAD Board Officers (Paint should be got approved by the Executive Engineer before use on works)

WATER SUPPLY AND SANITARY ARRANGEMENTS

Laying of G.I. Pipes and specials to proper line and level including jointing but excluding cost of pipes, specials and jointing materials for pluming works for providing water supply and sanitary works in the premises of the building

20mm GI pipe

Supply and delivery of GI pipes and specials to the site of work including loading, freight, unloading, stacking at site, transit insurance charges, etc. complete and as directed by the TWAD Board officers

20mm GI pipe

20mm GI Tee

20mm GI Elbow

20mm GI Waste not Tap

20mm G.M. Gate valve

20mm G.I union

Supplying and fixing Oriya Type Indian Water closet 580mm x 440mm with “P” or “S” Trap etc., complete complying with standard specifications and as directed by the departmental officers.(WHITE)

Wash hand basin of size 550mm x 400mm with all accessories such as cast iron bracket 32mm dia CP Waste coupling, rubber plug and chain, 32mm dia 'B' Class GI Waste pipe, 15mm dia GM Wheel valve, 15mm dia Nylong connection, 15mm dia Brass Nipples, 15mm dia CP Pillar tap without pedestal- white colour

Supply and delivery and fixing of HDPE tank 1000 liters capacity as per IS 12701 /1996 including loading, unloading, transportation and labour charges for fixing of the GI pipes and specials for pipe connection works including cutting, threading and fixing charges etc., complete and as directed by TWAD Board officers.

Earth work excavation in all types of soil for laying pipeline in respect of following size of pipe with standard trench width and required depth including shoring, struting and all other incidental works such as barricading, providing danger lights, labour for watch and ward, as directed by the TWAD Board officers. 63mm PVC pipe 4Ksc Pipe

Lowering PVC rigid pipes and specials to trench and laying to proper grade and alignment, jointing with PVC couplers with cement paste and as directed by the Board officers. 63mm PVC pipe 4Ksc Pipe

Supply and delivery of PVC rigid pipes for potable water supply with ISI marking with necessary couplers (or) bell ended pipes as specified in ISI, the required quantity of solvent cement and having the following working pressure. The cost of pipes should include loading, freight, transit insurance, incidental charges, packing, and unloading, stacking at site in good condition etc., complete as directed by the TWAD Board officers

63mm PVC pipe 4 Ksc Pipe

Supply and delivery of the following PVC fittings injection moulded/fabricated to suit PVC pipes jointing with PVC couplers with cement paste including loading, freight, unloading, stacking at site, insurance, etc., complete (mouldeditem should bear IS marking) and as directed by the TWAD Board officers

63mm PVC Bend 900

63mm PVC Saddle piece

63mm PVC End cap

20mm GM Ferrule

Construction of Septic Tank

Earthwork excavation and depositing on bank for foundation, with an initial lead of 10m and initial lift of 2m including shoring, strutting and all other incidental works in the following classification of soil.

First Depth of 0 to 2.00 m

Sand, silt or other loose soil, wet sand or silt not under water, light black cotton soil, sandy loam and ordinary soil including excavated earth SS 20 B

Soft disintegrated rock, laterite, soft rock or kankar not requiring blasting

Plain Cement Concrete 1:4:8 (one cement, four sand and eight hard granite broken stone of 40mm size ISS gauge) for levelling course of foundation including mixing, placing, ramming,finishing curing etc. complete in accordance with specification and as directed by the TWAD Board Officers. Upto 1.50m depth below GL

Brick work in Cement Mortar 1:5 (one cement and five sand) using country bricks of size 22X11X5 cm in size for basement and superstructures including cost of scaffolding curing and finishing etc. complete. Below GL upto 1.50m

Plastering with CM 1:3 (One Cement and Three Sand) 12mm thick including cost of scaffolding, curing finishing etc. complete with standard specification and as directed by the TWAD Board Officers.

Supply and delivery of PVC rigid pipes for potable water supply with ISI marking with necessary couplers (or) bell ended pipes as specified in ISI, the required quantity of solvent cement and having the following working pressure. The cost of pipes should include loading, freight, transit insurance, incidental charges, packing, and unloading, stacking at site in good condition etc., complete as directed by the TWAD Board officers

110mm PVC pipe 4 Ksc

Supply and delivery of the following PVC fittings injection moulded/fabricated to suit PVC pipes jointing with PVC couplers with cement paste including loading, freight, unloading, stacking at site, insurance, etc., complete (moulded item should bear IS marking) and as directed by the TWAD Board officers

110mm PVC Bend

110mm Tee

Supply, delivery and fixing in position of CI manhole cover of size 600mm x 600mm with frame (heavy duty) etc., complete and as directed by the TWAD Board Officers.

Supply, delivery and filling of 40 mm size Hard broken granite stone as per type design.

Supply, delivery and filling of 20 mm size Hard broken granite stone as per type design.

Supply, delivery and filling clear river course sand for the recharge pit as per type design.

RCC 1:1.5:3 (One cement, one and half sand and three hard granite broken stone of 20mm size ISS gauge) for gate coloumns excluding the cost of RTS grills for reinforcement, centering and shuttering, strutting but including cost of all materials at the site of work, mixing, laying of concrete, vibrating with mechanical vibrators, ramming, consolidating finishing, curing, etc., complete complying with relevent standard specification.

Supplying, cutting, bending, tying, fabricating and placing in position of steel rods for all RCC works including cost of steel and binding wire etc.The steel should conform to the relevant ISspecification and supplied with test certificate (Fe.415 grade as per IS specification No.1786/1985 and as amended from time to time) for delivery at site of work including loading, freight, unloading, stacking, transit insurance charges, etc. complete.

Centering for soffits of RCC members or plane surface including shuttering, strutting to the centering and providing supports etc. complete for the following members using MS sheets of size 90x60cm and 'BG' 10 gauge stiffened with welded M.S. angles of size 25x25x3mm laid over silver oak (country wood) joists of size 10 x 6.5 cm spaced at about 90cm C/C and casurina props of 10 to 13 cm dia (spaced at 75cm C/C) for various heights and as directed by the TWAD Board Officers. The centering should be removed after the specified striping time of the concrete as per IS-456/1978.

Description of Work / Item(s)

Amount

Supply and delivery of Horizontal split casing centrifugal pump conforming to IS 1520 with CI casing and split glands, stainless steel shaft, hydraulically and dynamically balanced bronze impellers capable of discharging required quantity of water against a total head noted below due to all causes and with the accessories such as G.M air release cock, Grease cup, G.I priming funnel, M.S lifting hook, drip water G.I pipe connections, leading to the outside of pump house rubber water deflector, double flap foot valve, G.M strainer including unique tyre type coupling, common M.S fabricated base to mount pump and motor and other standard fittings etc complete. Pump shall be capable of discharging the specified quantity at the head noted at the minimum NPHS at site conditions. The shut off head shall be atleast 25% over and above the head at duty point. The pump shall be suitable for operation in AC three phase , 415 V , 50 Hz , 1500 RPM.

2956 lpm x 60 m

Supply and delivery of AC three Phase 4 pole Horizontal squirrel cage Induction motor confiriming to IS 325/ 1996 and as amended thereafter with Class F insulation to suit the speed of pump and suitable for operation with continous S1 rated, 415 V +/- 10 %, 50 HZ +/- 5% supply , TEFC (upto 20 HP), SPDP (above 20 HP). The motor offered should be of energy efficient motors.

Supply and delivery of floor mounted type FCMA Air/ Oil Cooled soft starter suitable for the LT motor offered for operation in AC three Phase 50Hz (+/- 5%), 415V(+/-10%) including line contactors suitable for next standard higher KW rating, Over load relay, instrument panel with frequency meter, Ammeter, Voltmeter, indicating lamp 6Nos, LED ON/OFF type and Start /Stop push button.

Mixed DI Electric capacitor with TNEB test certificates with accessores including banking confirming to IS 2834 etc., complete and as directed by TWAD Board Officers.

Providing 150 mm pressure gauge and vaccum gauge including all accessories as per specification (For Suction and Delivery to be mounted on wall on Teak Wood Board) etc., complete and as directed by the TWAD Board officers.

Supplier has to mention clear the make, flow, head, efficiency and impeller diameter, details and pump characteristic curves of all pumps with authorisation letter to be provided service back up from the manufacturer. Notice : i) Pressure gauge should have twice working pressure of pump with red marking of duty point. ii) The maximum range should be above the shut off head.

Supply and delivery of 3/3.5/4 Core 1.1 KV Grade Armoured aluminium conductor cross linked Poly ethelene insulated PVC Sheathed cables confirming to IS 7098 (PART I)/ 1988 with ISI marking

3.5 Core cable 185 Sq.mm

3 Core cable 25 Sq.mm

3 Core cable 10 Sq.mm

Laying the above cable between M.V. switch board starter and motor in cable trench as per I.E. rules

95 to 240 sq.mm

Up to 95 sq.mm

Jointing the above L.T cables 1.1 KV Grade Armoured Aluminum Conductor cable confirming to IS 1554- Part I with ISI marking

3.5 Core cable 185 Sq.mm

3 Core cable 150 Sq.mm

3 Core cable 25 Sq.mm

3 Core cable 10 Sq.mm

PVC insulated and sheathed 3 core flat type copper cable conforming to IS 694/ 1990 and as amended thereafter

150 Sqmm copper flat cable

Supply and Delivery of cable glands suitable for 3.50 core UG cable.

3.5 Core cable 185 Sq.mm

3 Core cable 150 Sq.mm

3 Core cable 25 Sq.mm

3 Core cable 10 Sq.mm

Supply and delivery of 3phase Cubical panel made up of M.S. sheet 14 SWG vermin proof box type with hinged front door and fixed sides with inter locking facilities suitable for erection in pump room complete with internal wiring of control panel with provision for cable entry, for delivery including two coatrs of grey colour enamel paint over red oxide primer and shall be provided with the following configurations which are suitable for the motor offered in item No.1

Fabrication & Supply of M.V.Cubical Panel Board vermi proof box of MS sheet 20 SWG powder coated, door with 180 degree opening, Poly urethane/ rubber gaskets as per IE rules- Projection of 0.6 m

Supply & Delivery of 630 A TP Three Phase moulded case circuit breaker (MCCB) with thermo magnetic release 4 pole for Incoming.

Labour charges for Fixing of 630 MCCB

Supply & Delivery of 630 A TP Three Phase moulded case circuit breaker (MCCB) with thermo magnetic release 3 pole for outgoing.

Labour charges for Fixing of 630 MCCB

Supply & Delivery of 250 A TP Three Phase moulded case circuit breaker (MCCB) with thermo magnetic release 3 pole for VACCUM PUMPSET.

Labour charges for Fixing of 250 MCCB

Supply & Delivery of 32-100 A TP Three Phase moulded case circuit breaker (MCCB) with thermo magnetic release 3 pole for Lighting.

Labour charges for Fixing of 32-100 MCCB

LED type, CT/PT, Voltage, Current, Frequency, Kilowatt, Kilo Volt Ampere, KVAR, KVAH, Run Hours, unbalance(V,A), Rpm, Phase angles, Thd - Class 1 With Rs.485 Port

Mechanical Inter Locking System for M.V Panel Board - 2 lock 1 key

Lighting the pump room including internal wiring with switch circuit fuses etc. with the following fittings with ISI marking.

LED Outdoor Fittings (Light Emitting Diode) Lower end Orbit /Equivalent - 120 W.

LED Indoor Fittings (Light Emitting Diode) Lower end Orbit /Inventa/Equivalent - 80W.LED 3000K Square Type Recessed Fitting

5Amps/ 15 Amps 3 pin flush type wall socket only.

PVC Insulated Single core multistand fire retardant flexible copper cable with ISI mark confirming to IS 694/1990. 14/0.3(1 Sqmm).

5A switch

GI Box Concealed type 12'x8'x3'.

Condiut Pipe 25 mm Heavy gauge

Conduit Bend 25 mm

Conduit Tee 25 mm

PVC Junction boxes 1,2,3 & 4 way boxes 25 mm

Hylem sheet 3 mm thick

AC Ceiling fan complete 1200mm (48”) sweep with 300mm Down rod.(without regulator) (Higher end)

Industrial Type Fluorescent Fitting Stove Enamelled With Copper Choke And Condensor (HPF) 4 Ft. 40W - Twin type suitable for 2 Nos. tube

Supply and delivery of safety appliances as detailed below

Electrical quality rubber mat to be laid in front of switch board, starter, capacitor.

Hand gloves of 22 KV capacity tested by CEIG with a teakwood box containing chalk powder

Laminated Shock treatment chart printed in both Tamil and English WITH GLASS FRAME

5 kg capacity dry chemical powder type fire extinguishers.

Fire buckets hocked in MS stand

First aid box WITH MEDICINES

Rechargeable emergency lamp (600 mm Fluorocent lamp.)

Providing Twin GI Flat Earthing for the plants and equipments in the pump house including construction of earth pits as per IS 3043/1987 and latest amendments. 60 to 150 HP

Obtaining power supply including cost of following materials and engaging 'B' licence holder. EB fee for application form and deposit amount will be borne by the Board. i) Wall mounting type MS cubical EB meter box with fuse carriers (3 Nos.) of suitable capacity at EB supply point. This box is also to accommodate TNEB energy meter with proper ventilation as approved by TNEB.

Supply and delivery of 75HP/56 KW (which includes LT meter panel board, 6 Nos. suitable fuse CARRIERS

Supply and delivery of 3T capacity hand operated over head Travelling (HOT) crane suitable for a span upto 6 Mtrs, and travel length upto 10 Mtrs. with clear lift upto 6 M including gear type chain pulley block and geared Travelling trolley complete with all accessories including girder

Supply and delivery of C.I D/F Pipes as per IS 7181/1986 & IS 1537/1996 Pipes and specilas to the site of work including loading, freight, unloading, stacking at site, transit insurance charges, etc., complete

Standard Pipes

Non - Standard Pipes

Standard Specials

Non - Standard Specials

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. size 323.9 x 7.1 mm thick

Supply and delivery of DI D/F Gate sluice valves (soft seated) resilient seated soft sealing Gate Valves(Sluice Valves) with body Bonnet of Ductile cast iron ofGrade GGG 40 or equivalent grade, Wedge fully rubber lined with EPDM replaceable spindle nut without gland packing and with 3 O- Ring protection on the shaft and seals of NBR and the valves should be of Vacuum tight and 100% leak proof with face to face dimensions as per BS 5163-89/ISI 4846-2000/DIN 3202 F4. All the valves should be with electrostatic powder coating both inside and out side with pocket less straight through body passage. All the valves are to be compatible for buried application with pressure rating PN 10/16

300 mm DI D/F Gate Valve

200 mm DI D/F Gate Valve

Supply delivery of Mechanical Joint Collar, etc., complete and as directed by TWAD Board officers

Manufacture, Supply and Delivery of DI D/F Slanted seat Swing Check Valve. Body of ductile cast iron of Grade GGG 40 or equivalent grade and disc of ductile cast iron GGG 40 or equivalent grade with fully encapsulated EPDM rubber, where both faces can be used. Electrostatic epoxy powder/ liquid coating (EP-P) inside and outside color blue RAL 5005 with minimum coating thickness of 250 microns. The EPDM rubber & Epoxy Powder should be approved by W 270. (EP-P) it is a resi-coat powder approved for drinking water application, applied through fusion bonding process by dipping the shot-blasted casted components heated up to 200 deg C). Face to face dimensions as per EN558-1, series 48 and flange connections as per EN 1092-2/IS 1538.

Supply and delivery of the following sizes of Galvanised mild steel tubes contilnuously welded Electrilc Resistance Welded (ERW), High Frequency Induction Welded (HFIW), Hot Furnaced welded (HFN) types screwed in both ends, conforming to IS 554/85 for pipes threading, socketted on one end and the other end protected with plastic thread protector, GI pipes conforming to IS 1239/Part-I 1990 and as amended from time to time and bearing ISI Mark. The cost of pipes should include loading, freight, transit , insurance, incidental charges, packing, transportation charges stacking at site etc., complete and as directed by the TWAD Board Officers.

40 mm GI pipe (Medium)

PVC (RIGID) pipes (1.8 MM thick) with ISI Mark (Building) PVC rigid pipes 40mm (1½”) etc., complete and as directed by the TWAD Board Officers.

Supply and delivery of GI specials to the site of work including loading, freight, unloading, stacking at site, transit insurance charges, etc. complete and as directed by the TWAD Board officers

40 mm GI Bend

Supply and delivery of PVC specials to the site of work including loading, freight, unloading, stacking at site, transit insurance charges, etc. complete and as directed by the TWAD Board officers

50 mm PVC Bend

Labour Charges for erection of Horizontal shaft centrifugal pumpset (Coupled/ Monoblock) for sump including fixing of suction pipe and foot valve upto a maximum depth of 7 metres and delivery pipes to the required length with valves, pressure gauges upto the exterior wall of pump room.

Conveyance of power pumpset (centrifugal, jet and submersible) and its accessories from divisional stores to site of works.Conveyance upto 10 Kms

Labour Charges for erection of Horizontal shaft centrifugal pumpset (Coupled/ Monoblock) for sump including fixing of suction pipe and foot valve upto a maximum depth of 7 metres and delivery pipes to the required length with valves, pressure gauges upto the exterior wall of pump room.

6” Chain wrench best India make or equivalent

8” Chain Wrench Best India Make or equivalent

Connector Screw Driver 901 Taparia Make orequivalent

200mm Screw Driver 825 Taparia Make or equivalent

300mm Screw Driver 829 Taparia Make or equivalent

6400mm Screw Driver 930 Taparia Make or equivalent

200mm Cutting Plier Taparia Make or equivalent

800gm Ball Pane Hammer with Handle Taparia Make

Digital Tong Tester CE Make or equivalent

Digital Multi Meter CE Make or equivalent

15” Screw Spanner Taparia Make or equivalent

12” Bearing Puller

Lever Type Grease Gun

12”Screw Spanner

Crow Bar 5”

1” Cold Chisel

Hacksaw Frame with Blade

Electrical Air Blower

Digital Tachometer

Hand Crimpling Tool 8”

DE Spanner set 6 to 32 Jhalani Make or equivalent

Rings spanner set 6 to 32 Jhalani Make or equivalent

Pipe Wrench 24” Jhalani Make or equivalent

Pipe Wrench 14” Jhalani Make or equivalent

2” Flat rough File Scissors Jhalani Make or equivalent

12” Flat smooth File Scissors Jhalani Make orequivalent

12”Round File Rough Scissors Jhalani Make orequivalent

12” Round File Smooth Scissors Jhalani Make orequivalent

12”Half Round File Rough Scissors Jhalani Make or equivalent

12”Half Round File Smooth Scissors Jhalani Make or equivalent

Supply , Delivery and Erection for 5 HP Model/ Rotary type Vaccum pumpsets (Pumpset + GI Pipes + Fittings + Starters + Valves + 100 Lr.Tank) including Transportation and handling charges etc., complete and as directed by the TWAD Board Officers.

Description of Work / Item(s)

Amount

Earthwork excavation and depositing on bank for foundation, with an initial lead of 10m and initial lift of 2m including shoring, strutting and all other incidental works in the following classification of soil.

First Depth of 0 to 2.00 m

Sand, silt or other loose soil, wet sand or silt not under water, light black cotton soil, sandy loam and ordinary soil including excavated earth SS 20 B

Plain Cement Concrete 1:4:8 (one cement, four sand and eight hard granite broken stone of 40mm size ISS gauge) for levelling course of foundation including mixing, placing, ramming, finishing curing etc. complete in accordance with specification and as directed by the TWAD Board Officers. Upto 1.50 m depth from G.L.

Random rubble stone masonry in CM 1:5 (one cement and five sand) using rough stone and bond stone for foundation and basement including curing and finishing etc, complete complying with standard specification and as directed by TWAD Board Officers.

Brick work in C.M.1:5 (one cement and five sand) using country bricks (8.75" x 4.25" x 2") for superstructures including cost of scaffolding, curing and finishing etc., complete and as directed by TWAD Board Officers.

0 to 4.50m height above ground Level

Flooring with Plain Cement Concrete 1:4:8 (one cement, four sand and eight hard granite broken stone of 40mm size ISS gauge) for levelling course of foundation including mixing, placing, ramming, finishing curing etc. complete in accordance with specification and as directed by the TWAD Board Officers.

Upto 1.50 m depth below G.L.

Floor finishing with vitrified tiles of flooring by finished C.M 1:3 (one cement and three cement) 20 mm thick floor finish etc., complete and as directed by the TWAD Board Officers.

Plastering with CM 1:5 (one cement and five sand) 12mm thick for walls including cost of scaffolding, curing, finishing etc. complete complying with standard specification and as directed by the TWAD Board Officers.

Special ceiling Plastering with CM 1:3 (one cement and three sand) 10mm thick for roof slab including cost of scaffolding, curing, finishing etc. complete complying with standard specification and as directed by the TWAD Board Officers.

RCC M 30 design mix concrete (Approximately for one cum of concrete 400 kg of cement, 0.47 cum of sand with bulkage and wastage , 0.57 cum of HBG stone of 20 mm size ,0.28 cum of HBG stone of 10 mm size are to be used) for the following members (excluding the cost of RTS grills for reinforcement, centering and shuttering, strutting,) but including cost of mixing, laying of concrete, vibrating with mechanical vibrators, ramming consolidating finishing, curing etc., complete complying with relevent standard specification and as directed by TWAD Board Officers.

Above GL

Upto to 1.50 m depth

1.50 m to 4.50 m depth

Centering for soffits of RCC members including shuttering, strutting to the centering and providing supports etc. complete for the following members using MS sheets of size 90x60cm and 'BG' 10 gauge stiffened with welded M.S. angles of size 25x25x3mm laid over silver oak (country wood) joists of size 10 x 6.5 cm spaced at about 90cm C/C and casurina props of 10 to 13 cm dia (spaced at 75cm C/C) for various heights.

Plane surface (Above GL & Below GL)

0-3.30m height

3.30 m to 4.30 m height

Supplying, cutting, bending, tying, fabricating and placing in position of steel rods for all RCC works including cost of steel and binding wire etc.The steel should conform to the relevant ISspecification and supplied with test certificate (Fe. 415 grade as per IS specification No.1786/ 1985 and as amended from time to time) for delivery at site of work including loading, freight, unloading, stacking, transit insurance charges, etc. complete. RTS Rods

White washing two coats with fine screened shell lime of good quality over the plastered surface including cost of lime, gum, brushes, scaffolding charges etc., complete with relevant standard specification and as directed by TWAD Board officers.

Painting two coats with approved emulsion paint over one priming coat of white cement over cement plastered wall surface and ceiling including cleaning preparing the surface and curing etc., complete (using cement paint of colour as approved by the Departmental officer) and as directed by the TWAD Board Officers.

Supply & Installation of Air Conditioner with Copper coil 5 Star Rated Inverter (Carrier / Voltas/ O General/ Equivalent) etc Complete and as directed by the TWAD Board Officers.

2.0 TR Split Type AC Unit

Supply, delivery and fixing in position of partially glassed door/ sliding glassed partially window complying with standard specification he cost including loading, unloading , and all other incidental charges etc complete as directed by TWAD Board officers - Door 1.50m x 2.00m

Supply, delivery and fixing in position of partially glassed door/ sliding glassed partially window complying with standard specification he cost including loading, unloading , and all other incidental charges etc complete as directed by TWAD Board officers- Window 1.50m x 2.00m

Supplying, Fabricating, erecting and fixing gyp board false ceiling upto a ceiling height of 4.5m from floor level he cost including loading, unloading , and all other incidental charges etc complete as directed by TWAD Board officers

Using perforated sheets (10mm thick)

Supply, Delivery and Fixing of LED indoor fittings (Light Emitting Diode) 18W LED 3000K square Type recessed fitting Higher End Philips/ Havells/ Equivalent the cost including loading, unloading , and all other incidental charges etc complete as directed by TWAD Board officers

18W LED 3000K Square Type Recessed Fitting

Supply, Delivery and Fixing of 48" Ceiling fan 5 star rated Higher End Havells / Crompton / Usha / Equivalent (Each) the cost including loading, unloading , and all other incidental charges etc complete as directed by TWAD Board officers

Provision for Lighting :-

LED Outdoor Fittings (Light Emitting Diode) Lower end Orbit /Equivalent - 120 W.

5Amps/15 Amps 3 pin flush type wall socket only.

PVC Insulated Single core multistand fire retardant flexible copper cable with ISI mark confirming to IS 694/1990. 14/0.3(1 Sqmm).

5A switch

T.W. Box concealed type 12"x8"x3"

Condiut Pipe 25 mm Heavy gauge

Conduit Bend 25 mm

Conduit Tee 25 mm

PVC Junction boxes 1,2,3 & 4 way boxes 25 mm

Hylem sheet 3 mm thick

Supply and installation of 5 KVA capacity Automatic Voltage Stabilizer with time delay relay

Supply and laying of 5/8" and 3/8" copper pipe (Extra beyond 3 metres supplied with AC unit)

Description of Work / Item(s)

Amount

Earthwork excavation and depositing on bank for foundation, with an initial lead of 10m and initial lift of 2m including shoring, strutting and all other incidental charges in the following classification of soil and as directed by the departmental Officers in the following classification of soil.

Ist depth of 0m to 2.0m

Hard stiff clay, stiff black cotton, hard red earth, shales, murams, gravel, stoney earth and earth mixed with small sized boulders

Soft disintegrated rock, laterite, soft rock or kankar not requiring blasting

Medium rock and dense medium rock not requiring blasting.

2nd depth of 2.0m-3.0m

Medium rock and dense medium rock requiring blasting.

Plain Cement Concrete 1:4:8 (one cement, four sand and eight hard granite broken stone of 40mm size ISS gauge) for levelling course of foundation including mixing, placing, ramming, finishing curing etc. complete in accordance with specification and as directed by the TWAD Board Officers. Upto 1.50 m below GL

RCC M 30 design mix concrete (Appoximately for one cum of concrete 400 kg of cement, 0.47 cum of sand with bulkage and wastage , 0.57 cum of HBS of 20 mm size, 0.28 cum of HBS stone of 10 mm size are to be used) for the following members (excluding the cost of RTS grills for reinforcement, centering and shuttering, strutting) but including cost of mixing, laying of concrete, vibrating with mechanical vibrators, ramming consolidating finishing, water charges curing etc., complete complying with relevent standard specification.

Below G.L.

1.50 m to 4.50m depth

Upto 1.50 m depth

Above G.L.

Above GL upto 4.50m height

Centering for soffits of RCC members including shuttering, strutting to the centering and providing supports etc. complete for the following members using MS sheets of suitable size of BG o10 stiffened with welded MS angle of size 25x25x3mm for boarding laid over I type of M.S. Truss of size 25x25x3mm spacing at about 90 cm C/C and supported by 40mm GI Pipe (medium) spacing at 75mm c/c etc., complete complying with standard specifications for various heights and as directed by the TWAD Board Officers. The centering should be removed after the specified striping time of the concrete as per IS-456/1978.

Plain surface

3.30m to 4.30 above GL

Curved surface

Up to 3.30m Below GL

3.30m to 4.30 above GL

4.30m to 5.30 above GL

Circular coloumn

0 m to 3.30 height

Supplying, cutting, bending, tying, fabricating and placing in position of steel rods for all RCC works including cost of steel and binding wire etc.The steel should conform to the relevant ISspecification and supplied with test certificate (Fe. 415 grade as per IS specification No.1786/ 1985 and as amended from time to time) for delivery at site of work including loading, freight, unloading, stacking, transit insurance charges etc. complete. RTS Rods

Painting two coats with approved emulsion paint over one priming coat of white cement over cement plastered wall surface and ceiling including cleaning preparing the surface and curing etc., complete (using cement paint of colour as approved by the Departmental officer) and as directed by the TWAD Board Officers.

Providing and fixing RCC inside access ladder of approved pattern and design in RCC M30 0.40m width, 0.10m thickness, 0.12m breadth for side post, 0.05m thickness 0.12m breadth for steps MS Sheets weight 85 Kg and MS Angle weight 62.392 Kg with suitable inclination including cost of cement, reinforcement, centering, lifting and moulding charges, finishing, curing etc., complete and as directed by TWAD Board Officers

Supply, delivery and fixing in position of CI manhole cover of size 600mm x 600mm with frame (heavy duty) etc., complete and as directed by the TWAD Board Officers.

Supply, delivery and fixing in position of enamel coated "water level indicator" with ball floating and all accessories of approved pattern and design, in the outer surface of the side wall of Sump to read the water level of the required height and as directed by TWAD Board Officers.

Providing and fixing of RCC 1:2:4 (one cement, two dand and four course aggregate of 20 mm size hard blue granite broken stone) for ventilators of approved pattern including cost of cement, reinforcement, centering, shuttering, strutting etc., complete and as directed by TWAD Board Officers.

Refilling the sides of foundation with excavated earth (other than sand) in layers of 15cm thick, watered well rammed and consolidated etc. complete complying with standard specification removing and spreading the surplus earth at the placed shown as per Standard specification

Supplying and fixing in position of cut stone set in CM 1:3 (One part cement and three part sand) at bottom of inlet pipe of size 0.45m x 0.45m x 0.15m for the Service Reservoir etc., complete and as directed by TWAD Board officers.

Supply, delivery and fixing in position of MS ladder of the following specifications with all features such as M.S.Angles for landind and clamps for fixing the laddeer with coloumn /brace for stability. The ladder shoukd be made of 65x65x6 mm equal angles for both sides and with necessary locking arrangements systems so as to avoid any damage by miscreants. The ladder should be painted with one coat of red oxide and two coat of black paint etc., as directed by TWAD Board officers

Pipe Connection Work

Earthwork excavation and depositing on bank for foundation, with an initial lead of 10m and initial lift of 2m including shoring, strutting and all other incidental works in the following classification of soil.

Hard stiff clay, stiff block cotton, hard red earth, shales , murram gravel, stoney earth and earth mixed with small size boulders and hard gravelly soil.

300 mm DI pipe

Lowering the following sizes of DI pipes and specials into the trench and laying to proper grade and alignment upto 2 m depth and as per Standard specification.

300 mm DI pipe

Refilling the sides of foundation with excavated earth (other than sand) in layers of 15cm thick, watered well rammed and consolidated etc. complete complying with standard specification removing and spreading the surplus earth at the placed shown as per Standard specification

300 mm DI pipe

Jointing the CI D/F pipes and specials with rubber insertion to the required specifications with MS bolts and nuts complete (including cost of jointing materials) above water level and as per Standard specification.

300 mm DI pipe

Jointing C.I/ D.I-S/S pipes and specials with rubber gaskets (tyton joint) including cost of lubricants. (including cost of jointing materials) and as per Standard specification.

300 mm DI pipe

Supply and delivery of Ductile Iron fittings conforming to IS 9523 - 2000 with inside lining with cement mortar of standard thickness and specifications and outside coating of metallic zinc as per IS specification. The rate including, loading transportation insurance and unloading at site of work etc., complete and as directed by TWAD Board Officers.

300 mm dia (All Flange)

Supply and delivery of the following sizes of Ductile Iron class PN 10 flanged Pipes of standard length conforming to IS 8329/ 2000 with inside lining with cement mortar of standard thickness and specifications and outside coating of metallic zinc as per specifications etc., complete and as directed by the TWAD Board officers

300mm dia DI class PN 10 - 1 m length

300mm dia DI class PN 10 - 2 m length

Supply and delivery of Ductile Iron Pipes of standard length conforming to IS 8329/ 2000 with inside lining with cement mortar of standard thickness and specifications and outside coating of metallic zinc as per IS specifications of the following sizes.The cost of pipes should include loading, freight, transit insurance, incidental charges, packing and transportation charges to stock yard in good condition etc., complete (the cost excluding unloading from lorries at stock yard and stocking which will be paid separately) and as directed by the TWAD Board officers.

300mm dia DI K7 S/S Pipe

Rain water harvesting work Parapet Wall over roof slab for rain water harvesting arrangement

Brick Work in CM 1:6 (One cement and Six sand) using country bicks of size 8.75" x 4.25" x 2" including for parapet wall alround roof slab as directed by TWAD board officers.

Plastering in CM 1:3 (One cement and three sand) - 20 mm thick over roof slab of reservoir with proper gradient of 1/500 for drain the rain water at the center of roof slab by connecting the rain water harvesting pipes with over flow pipe as per type design and as directed by TWAD board officers

Painting two coats with approved emulsion paint over one priming coat of white cement over cement plastered wall surface and ceiling including cleaning preparing the surface and curing etc., complete (using cement paint of colour as approved by the Departmental officer) and as directed by the TWAD Board Officers.

Construction of Recharge / soak pit for rain water harvesting for reservoir with flat roof.

Earthwork excavation and depositing on bank for foundation, with an initial lead of 10m and initial lift of 2m including shoring, strutting and all other incidental works in the following classification of soil.

First Depth of 0 to 2.00 m

Hard stiff clay, stiff black cotton, hard red earth, shales, murams, gravel, stoney earth and earth mixed with small sized boulders.

Brick work in CM 1:6 (One cement and six sand) using country bricks of size 8.75" x4.25"x2" including curing etc., complete for parapet well alround roof slab as directed by TWAD Board officers.

Supply, delivery and filling clear river course sand for the recharge pit as per type design.

Supply, delivery and filling of 20 mm size brick bats as per type design.

Supply, delivery and filling of 40mm size brick bats as per type design.

Fabrication of precast slab in RCC 1:2:4 (one cement, two sand, four HBS ) 50mm thickness including cost of finishing, curing etc excluding cost of reinforcement fabrication, centering charges etc complete

Supplying, cutting, bending, tying, fabricating and placing in position of steel rods for all RCC works including cost of steel and binding wire etc. The steel should confirm to the relevant IS specification and supplied with test certificate (Fe. 415 grade as per IS specification No.1786/1985 and as amended from time to time) for delivery at site of work including loading, freight, unloading, stacking, transit insurance charges, etc. complete.

Moulding charges for pre-cast slab including cost of all materials etc., complete and as directed by TWAD Board Officers

Supply and fixing of rain water pipe & specials

110mm OD PVC 4KSC Pipe

110mmx90 deg PVC bend

Description of Work / Item(s)

Amount

Earthwork excavation and depositing on bank for foundation, within initial lead of 10m and initial lift of 2m including shoring, strutting and all other incidental works, as directed by the departmental Officers in the following classification of soil.

In hard stiff clay, stiff black cotton hard red earth, shales, murams gravel stoney earth and earth mixed with small size boulders and hard gravelly soil.

Ist depth of 0m to 2m

Plain Cement Concrete 1:4:8 (one cement, four sand and eight hard granite broken stone of 40mm size ISS gauge) for levelling course of foundation including mixing, placing, ramming, finishing curing etc. complete in accordance with specification and as directed by the TWAD Board Officers. Up to 1.50m below GL

RCC 1:2:4 (One cement, two sand and four HBS) concrete using HBG stone of 20mm size for the following members (excluding the cost of RTS grills for reinforcement, centering and shuttering, strutting) but including cost of mixing, laying of concrete, vibrating with mechanical vibrators, ramming consolidating finishing, curing etc., complete complying with relevent standard specification and as directed by the TWAD Board Officers.

Upto 1.50m below GL

Brick work in Cement Mortar 1:5 (one cement and five sand) using country bricks of size 22X11X5 cm in size for basement and superstructures including cost of scaffolding curing and finishing etc. complete and as directed by TWAD BOARD Officers.

Below GL - Main walls All round

Above GL - Main walls All round

Supplying, cutting, bending, tying, fabricating and placing in position of steel rods for all RCC works including cost of steel and binding wire etc.The steel should conform to the relevant ISspecification and supplied with test certificate (Fe. 415 grade as per IS specification No.1786/ 1985 and as amended from time to time) for delivery at site of work including loading, freight, unloading, stacking, transit insurance charges, etc. complete. RTS Rods

Centering for soffits of RCC members including shuttering, strutting to the centering and providing supports etc. complete for the following members using MS sheets of size 90x60cm and 'BG' 10 gauge stiffened with welded M.S. angles of size 25x25x3mm laid over silver oak (country wood) joists of size 10 x 6.5 cm spaced at about 90cm C/C and casurina props of 10 to 13 cm dia (spaced at 75cm C/C) for various heights.

Plane surface (Above GL & Below GL)

0-3.30m height

Plastering with CM 1:5 (one cement and five sand) 12mm thick for walls including cost of scaffolding, curing, finishing etc. complete complying with standard specification and as directed by the TWAD Board Officers.

White washing two coats with fine screened shell lime of good quality over the plastered surface including cost of lime, gum, brushes, scaffolding charges etc., complete with relevant standard specification and as directed by TWAD Board officers.

Colour washing two coats using approved colour and quality over two coats of white washing, cost of all meterials, labour charges, cleaning and preparation of the surface and curing etc.,complete with relevant standard specification and as directed by TWAD Board officers.

Supplying,fabricating and fixing of MS Grill gate in front side (3 m x 1.50 m) two sleeves including all costs for fixing etc., complete and as directed by TWAD Board officers.

Painting two coats with approved paint over one coat of priming coat for new iron work complying with standard specification and as directed by the TWAD Board Officers (Paint should be got approved by the Executive Engineer before use on works)

Description of Work / Item(s)

Amount

Earthwork excavation and depositing on bank for foundation, with an initial lead of 10m and initial lift of 2m including shoring, strutting and all other incidental charges in the following classification of soil and as directed by the departmental Officers in the following classification of soil.

Ist depth of 2.0m

Hard stiff clay, stiff black cotton, hard red earth, shales, murams, gravel, stoney earth and earth mixed with small sized boulders

Plain Cement Concrete 1:4:8 (one cement, four sand and eight hard granite broken stone of 40mm size ISS gauge) for levelling course of foundation including mixing, placing, ramming, finishing curing etc. complete in accordance with specification and as directed by the TWAD Board Officers. Upto 1.50 m depth from G.L.

Random rubble stone masonry in CM 1:5 (one cement and five sand) using rough stone and bond stone for foundation and basement including curing and finishing etc, complete complying with standard specification and as directed by TWAD Board Officers.

Brick work in C.M.1:5 (one cement and five sand) using country bricks (8.75" x 4.25" x 2") for superstructures including cost of scaffolding, curing and finishing etc., complete and as directed by TWAD Board Officers.

0 to 4.50m height above ground Level

Flooring with Plain Cement Concrete 1:4:8 (one cement, four sand and eight hard granite broken stone of 40mm size ISS gauge) for levelling course of foundation including mixing, placing, ramming, finishing curing etc. complete in accordance with specification and as directed by the TWAD Board Officers.

Upto 1.50 m depth below G.L.

Floor finishing with vitrified tiles of flooring by finished C.M 1:3 (one cement and three cement) 20 mm thick floor finish etc., complete and as directed by the TWAD Board Officers.

Plastering with CM 1:5 (one cement and five sand) 12mm thick for walls including cost of scaffolding, curing, finishing etc. complete complying with standard specification and as directed by the TWAD Board Officers.

Special ceiling Plastering with CM 1:3 (one cement and three sand) 10mm thick for roof slab including cost of scaffolding, curing, finishing etc. complete complying with standard specification and as directed by the TWAD Board Officers.

RCC M 30 design mix concrete (Approximately for one cum of concrete 400 kg of cement, 0.47 cum of sand with bulkage and wastage , 0.57 cum of HBG stone of 20 mm size ,0.28 cum of HBG stone of 10 mm size are to be used) for the following members (excluding the cost of RTS grills for reinforcement, centering and shuttering, strutting,) but including cost of mixing, laying of concrete, vibrating with mechanical vibrators, ramming consolidating finishing, curing etc., complete complying with relevent standard specification and as directed by TWAD Board Officers.

Above GL

Upto to 1.50 m depth

1.50 m to 4.50 m depth

Centering for soffits of RCC members including shuttering, strutting to the centering and providing supports etc. complete for the following members using MS sheets of size 90x60cm and 'BG' 10 gauge stiffened with welded M.S. angles of size 25x25x3mm laid over silver oak (country wood) joists of size 10 x 6.5 cm spaced at about 90cm C/C and casurina props of 10 to 13 cm dia (spaced at 75cm C/C) for various heights.

Plane surface (Above GL & Below GL)

0-3.30m height

3.30 m to 4.30 m height

Supplying, cutting, bending, tying, fabricating and placing in position of steel rods for all RCC works including cost of steel and binding wire etc.The steel should conform to the relevant ISspecification and supplied with test certificate (Fe. 415 grade as per IS specification No.1786/ 1985 and as amended from time to time) for delivery at site of work including loading, freight, unloading, stacking, transit insurance charges, etc. complete. RTS Rods

White washing two coats with fine screened shell lime of good quality over the plastered surface including cost of lime, gum, brushes, scaffolding charges etc., complete with relevant standard specification and as directed by TWAD Board officers.

Painting two coats with approved emulsion paint over one priming coat of white cement over cement plastered wall surface and ceiling including cleaning preparing the surface and curing etc., complete (using cement paint of colour as approved by the Departmental officer) and as directed by the TWAD Board Officers.

Supply & Installation of Air Conditioner with Copper coil 5 Star Rated Inverter (Carrier / Voltas/ O General/ Equivalent) etc Complete and as directed by the TWAD Board Officers.

2.0 TR Split Type AC Unit

Supply, delivery and fixing in position of partially glassed door/ sliding glassed partially window complying with standard specification he cost including loading, unloading , and all other incidental charges etc complete as directed by TWAD Board officers - Door 1.50m x 2.00m

Supply, delivery and fixing in position of partially glassed door/ sliding glassed partially window complying with standard specification he cost including loading, unloading , and all other incidental charges etc complete as directed by TWAD Board officers- Window 1.50m x 2.00m

Supplying, Fabricating, erecting and fixing gyp board false ceiling upto a ceiling height of 4.5m from floor level he cost including loading, unloading , and all other incidental charges etc complete as directed by TWAD Board officers

Using perforated sheets (10mm thick)

Supply, Delivery and Fixing of LED indoor fittings (Light Emitting Diode) 18W LED 3000K square Type recessed fitting Higher End Philips/ Havells/ Equivalent the cost including loading, unloading , and all other incidental charges etc complete as directed by TWAD Board officers

18W LED 3000K Square Type Recessed Fitting

Supply, Delivery and Fixing of 48" Ceiling fan 5 star rated Higher End Havells / Crompton / Usha / Equivalent (Each) the cost including loading, unloading , and all other incidental charges etc complete as directed by TWAD Board officers

Provision for Lighting :-

LED Outdoor Fittings (Light Emitting Diode) Lower end Orbit /Equivalent - 120 W.

5Amps/15 Amps 3 pin flush type wall socket only.

PVC Insulated Single core multistand fire retardant flexible copper cable with ISI mark confirming to IS 694/1990. 14/0.3(1 Sqmm).

5A switch

T.W. Box concealed type 12"x8"x3"

Condiut Pipe 25 mm Heavy gauge

Conduit Bend 25 mm

Conduit Tee 25 mm

PVC Junction boxes 1,2,3 & 4 way boxes 25 mm

Hylem sheet 3 mm thick

Supply and installation of 5 KVA capacity Automatic Voltage Stabilizer with time delay relay

Supply and laying of 5/8" and 3/8" copper pipe (Extra beyond 3 metres supplied with AC unit)

Description of Work / Item(s)

Amount

Earthwork excavation and depositing on bank for foundation, with an initial lead of 10m and initial lift of 2m including shoring, strutting and all other incidental charges in the following classification of soil and as directed by the departmental Officers in the following classification of soil.

Ist depth of 0m to 2.0m

Hard stiff clay, stiff black cotton, hard red earth, shales, murams, gravel, stoney earth and earth mixed with small sized boulders

Soft disintegrated rock, laterite, soft rock or kankar not requiring blasting

Plain Cement Concrete 1:4:8 (one cement, four sand and eight hard granite broken stone of 40mm size ISS gauge) for levelling course of foundation including mixing, placing, ramming, finishing curing etc. complete in accordance with specification and as directed by the TWAD Board Officers.

Upto 1.50 m depth from G.L.

Random rubble stone masonry in CM 1:5 (one cement and five sand) using rough stone and bond stone for foundation and basement including curing and finishing etc, complete complying with standard specification and as directed by TWAD Board Officers.

Refilling the trenches with excavated earth (other than sand) in layers of 15cm thick, watered well rammed and consolidated etc. complete complying with standard specification removing and spreading the surplus earth at the places shown.

Supply, delivery and filling with sand for foundation and basement as per standard specification including watering, consolidating, ramming etc., complete and as directed by TWAD Board Officers.

Brick work in C.M.1:5 (one cement and five sand) using country bricks ( 22X11X7 cm) for superstructures including cost of scaffolding, curing and finishing etc. complete and as directed by TWAD Board Officers.

Upto basement

Above basement upto 4.50m height

RCC 1:1.5:3 (One cement, one and half sand and three hard granite broken stone of 20mm size ISS gauge) for gate coloumns excluding the cost of RTS grills for reinforcement, centering and shuttering, strutting but including cost of all materials at the site of work, mixing, laying of concrete, vibrating with mechanical vibrators, ramming, consolidating finishing, curing, etc., complete complying with relevent standard specification.

Centering for soffits of RCC members including shuttering, strutting to the centering and providing supports etc. complete for the following members using MS sheets of size 90x60cm and 'BG' 10 gauge stiffened with welded M.S. angles of size 25 x 25 x 3mm laid over silver oak (country wood) joists of size 10 x 6.5 cm spaced at about 90cm C/C and casurina props of 10 to 13 cm dia (spaced at 75cm C/C) for various heights.

Plane surface 0-3.30m height

Supplying, cutting, bending, tying, fabricating and placing in position of steel rods for all RCC works including cost of steel and binding wire etc.The steel should conform to the relevant ISspecification and supplied with test certificate (Fe. 415 grade as per IS specification No.1786/ 1985 and as amended from time to time) for delivery at site of work including loading, freight, unloading, stacking, transit insurance charges etc. complete. RTS Rods

Damp proof course in CM 1:3 mix,20mm thick using 5% crude oil over basement including cost of curing, finishing etc. complete complying with standard specification and as directed by the TWAD Board Officers.

Plastering with CM 1:5 (one cement and five sand) 12mm thick for walls including cost of scaffolding, curing, finishing etc. complete complying with standard specification and as directed by the TWAD Board Officers.

Special ceiling Plastering with CM 1:3 (one cement and three sand) 12mm thick for roof slab including cost of scaffolding, curing, finishing etc. complete complying with standard specification and as directed by the TWAD Board Officers.

Flooring with Plain Cement Concrete 1:4:8 (One cement, four sand and eight hard broken granite stone of 40mm size ISS gauge) including mixing, placing the concrete in position curing etc, and finishing the top of flooring by Providing Ellis pattern flooring 1:3 (one cement and three 3mm to 10 mm hard broken stone chiipings and no sand to be added) 20 mm thick floor finish etc., complete and as directed by the TWAD Board Officers.

Weathering course with concrete broken brick jelly of 20mm size in pure slacked lime (32:12.5 proportion of brick jelly to lime) for the required slope for the average depth of 8 cm, well beaten with wooden beaters, consolidating, finishing, curing, etc. complete and Finishing the top of roof (weathering course) with one course of pressed tiles of size 20cm x 20cm x2cm using CM 1:3 mixed with crude oil 10% by weight of cement painted with same oiled mortar complying with standard specification., complete

Supply and Delivery Fabrication of MS doors with outer frame and shutter frame in MS angle of size 40mm x 40mm x 6 mm with MS flat 25mm x 25mm x 6mm and MS sheet of 18 gauge including ventilating arrangements using 20mm square MS rods with locking arrangements including two coats of approved enamel paint over coat of red oxide including cost of angles, plates, sheets, fabrication charges, cost of hold fast and transportation charges etc., complete

Fully panelled Double leaf - Door-1.00m x 2.10 m

Supply and Delivery Fabrication of MS Ventilators with outer frame and shutter frame in MS angle of size 40mm x 40mm x 6 mm with MS flat 25mm x 25mm x 6mm and MS sheet of 18 gauge including ventilating arrangements using 20mm square MS rods with locking arrangements including two coats of approved enamel paint over coat of red oxide including cost of angles, plates, sheets, fabrication charges, cost of hold fast and transportation charges etc., complete

Fully panelled Double leaf - Window (without Ventilator) 1.20 m x 0.90 m

White washing two coats with fine screened shell lime of good quality over the plastered surface including cost of lime, gum, brushes, scaffolding charges etc., complete with relevant standard specification and as directed by TWAD Board officers.

Painting two coats with approved emulsion paint over one priming coat of white cement over cement plastered wall surface and ceiling including cleaning preparing the surface and curing etc., complete (using cement paint of colour as approved by the Departmental officer) and as directed by the TWAD Board Officers.

Painting two coats with approved paint over one coat of priming coat for new iron work complying with standard specification and as directed by the TWAD Board Officers (Paint should be got approved by the Executive Engineer before use on works)

WATER SUPPLY AND SANITARY ARRANGEMENTS

Laying of G.I. Pipes and specials to proper line and level including jointing but excluding cost of pipes, specials and jointing materials for pluming works for providing water supply and sanitary works in the premises of the building

20mm GI pipe

Supply and delivery of GI pipes and specials to the site of work including loading, freight, unloading, stacking at site, transit insurance charges, etc. complete and as directed by the TWAD Board officers

20mm GI pipe

20mm GI Tee

20mm GI Elbow

20mm GI Waste not Tap

20mm G.M. Gate valve

20mm G.I union

Supplying and fixing Oriya Type Indian Water closet 580mm x 440mm with “P” or “S” Trap etc., complete complying with standard specifications and as directed by the departmental officers.(WHITE)

Wash hand basin of size 550mm x 400mm with all accessories such as cast iron bracket 32mm dia CP Waste coupling, rubber plug and chain, 32mm dia 'B' Class GI Waste pipe, 15mm dia GM Wheel valve, 15mm dia Nylong connection, 15mm dia Brass Nipples, 15mm dia CP Pillar tap without pedestal- white colour

Supply and delivery and fixing of HDPE tank 1000 liters capacity as per IS 12701 /1996 including loading, unloading,transportation and labour charges for fixing of the GI pipes and specials for pipe connection works including cutting, threading and fixing charges etc., complete and as directed by TWAD Board officers.

Earth work excavation in all types of soil for laying pipeline in respect of following size of pipe with standard trench width and required depth including shoring, struting and all other incidental works such as barricading, providing danger lights, labour for watch and ward, as directed by the TWAD Board officers. 63mm PVC pipe 4Ksc Pipe

Lowering PVC rigid pipes and specials to trench and laying to proper grade and alignment, jointing with PVC couplers with cement paste and as directed by the Board officers. 63mm PVC pipe 4Ksc Pipe

Supply and delivery of PVC rigid pipes for potable water supply with ISI marking with necessary couplers (or) bell ended pipes as specified in ISI, the required quantity of solvent cement and having the following working pressure. The cost of pipes should include loading, freight, transit insurance, incidental charges, packing, and unloading, stacking at site in good condition etc., complete as directed by the TWAD Board officers

63mm PVC pipe 4 Ksc Pipe

Supply and delivery of the following PVC fittings injection moulded/fabricated to suit PVC pipes jointing with PVC couplers with cement paste including loading, freight, unloading, stacking at site, insurance, etc., complete (mouldeditem should bear IS marking) and as directed by the TWAD Board officers

63mm PVC Bend 900

63mm PVC Saddle piece

63mm PVC End cap

20mm GM Ferrule

Construction of Septic Tank

Earthwork excavation and depositing on bank for foundation,within initial lead of 10m and initial lift of 2m including shoring, strutting and all other incidental works, as directed by the departmental Officers in the following classification of soil.

Hard stiff clay, stiff black cotton, hard red earth, shales, murams, gravel, stoney earth and earth mixed with small sized boulders and hard gravelly soil

Soft disintegrated rock, laterite, soft rock or kankar not requiring blasting

Plain Cement Concrete 1:4:8 (one cement, four sand and eight hard granite broken stone of 40mm size ISS gauge) for levelling course of foundation including mixing, placing, ramming,finishing curing etc. complete in accordance with specification and as directed by the TWAD Board Officers. Upto 1.50m depth below GL

Brick work in Cement Mortar 1:5 (one cement and five sand) using country bricks of size 22X11X5 cm in size for basement and superstructures including cost of scaffolding curing and finishing etc. complete. Below GL upto 1.50m

Plastering with CM 1:3 (One Cement and Three Sand) 12mm thick including cost of scaffolding, curing finishing etc. complete with standard specification and as directed by the TWAD Board Officers.

Supply and delivery of PVC rigid pipes for potable water supply with ISI marking with necessary couplers (or) bell ended pipes as specified in ISI, the required quantity of solvent cement and having the following working pressure. The cost of pipes should include loading, freight, transit insurance, incidental charges, packing, and unloading, stacking at site in good condition etc., complete as directed by the TWAD Board officers

110mm PVC pipe 4 Ksc

Supply and delivery of the following PVC fittings injection moulded/fabricated to suit PVC pipes jointing with PVC couplers with cement paste including loading, freight, unloading, stacking at site, insurance, etc., complete (mouldeditem should bear IS marking) and as directed by the TWAD Board officers

110mm PVC Bend

110mm Tee

Supply, delivery and fixing in position of CI manhole cover of size 600mm x 600mm with frame (heavy duty) etc., complete and as directed by the TWAD Board Officers.

Supply, delivery and filling of 40 mm size Hard broken granite stone as per type design.

Supply, delivery and filling of 20 mm size Hard broken granite stone as per type design.

Supply, delivery and filling clear river course sand for the recharge pit as per type design.

RCC 1:1.5:3 (One cement, one and half sand and three hard granite broken stone of 20mm size ISS gauge) for gate coloumns excluding the cost of RTS grills for reinforcement, centering and shuttering, strutting but including cost of all materials at the site of work, mixing, laying of concrete, vibrating with mechanical vibrators, ramming, consolidating finishing, curing, etc., complete complying with relevent standard specification.

Supplying, cutting, bending, tying, fabricating and placing in position of steel rods for all RCC works including cost of steel and binding wire etc.The steel should conform to the relevant ISspecification and supplied with test certificate (Fe.415 grade as per IS specification No.1786/1985 and as amended from time to time) for delivery at site of work including loading, freight, unloading, stacking, transit insurance charges, etc. complete.

Centering for soffits of RCC members or plane surface including shuttering, strutting to the centering and providing supports etc. complete for the following members using MS sheets of size 90x60cm and 'BG' 10 gauge stiffened with welded M.S. angles of size 25x25x3mm laid over silver oak (country wood) joists of size 10 x 6.5 cm spaced at about 90cm C/C and casurina props of 10 to 13 cm dia (spaced at 75cm C/C) for various heights and as directed by the TWAD Board Officers. The centering should be removed after the specified striping time of the concrete as per IS-456/1978.

Centering for soffits of RCC members or plane surface including shuttering, strutting to the centering and providing supports etc. complete for the following members using MS sheets of size 90x60cm and 'BG' 10 gauge stiffened with welded M.S. angles of size 25x25x3mm laid over silver oak (country wood) joists of size 10 x 6.5 cm spaced at about 90cm C/C and casurina props of 10 to 13 cm dia (spaced at 75cm C/C) for various heights and as directed by the TWAD Board Officers. The centering should be removed after the specified striping time of the concrete as per IS-456/1978.

Description of Work / Item(s)

Amount

Earthwork excavation and depositing on bank for foundation, with an initial lead of 10m and initial lift of 2m including shoring, strutting and all other incidental charges in the following classification of soil and as directed by the departmental Officers in the following classification of soil.

Ist depth of 2.0m

Hard stiff clay, stiff black cotton, hard red earth, shales, murams, gravel, stoney earth and earth mixed with small sized boulders

Soft disintegrated rock, laterite, soft rock or kankar not requiring blasting

Plain Cement Concrete 1:4:8 (one cement, four sand and eight hard granite broken stone of 40mm size ISS gauge) for levelling course of foundation including mixing, placing, ramming, finishing curing etc. complete in accordance with specification and as directed by the TWAD Board Officers. Upto 1.50 m depth from G.L.

RCC M 30 design mix concrete (Approximately for one cum of concrete 400 kg of cement, 0.47 cum of sand with bulkage and wastage , 0.57 cum of HBG stone of 20 mm size ,0.28 cum of HBG stone of 10 mm size are to be used) for the following members (excluding the cost of RTS grills for reinforcement, centering and shuttering, strutting,) but including cost of mixing, laying of concrete, vibrating with mechanical vibrators, ramming consolidating finishing, curing etc., complete complying with relevent standard specification and as directed by TWAD Board Officers.

Below GL

upto to 1.50 m depth below ground level

Above GL

upto to 4.50 m depth

4.50 m to 7.32 m depth

Centering for soffits of RCC members including shuttering, strutting to the centering and providing supports etc. complete for the following members using MS sheets of size 90x60cm and 'BG' 10 gauge stiffened with welded M.S. angles of size 25x25x3mm laid over silver oak (country wood) joists of size 10 x 6.5 cm spaced at about 90cm C/C and casurina props of 10 to 13 cm dia (spaced at 75cm C/C) for various heights.

Plane surface (Above GL & Below GL)

0-3.30m height

4.30 m to 5.30 height

Square Coloumn (Above GL & Below GL)

0-3.30m height

3.30 m to 4.30 height

Brick work in C.M.1:5 (one cement and five sand) using country bricks (8.75" x 4.25" x 2") for superstructures including cost of scaffolding, curing and finishing etc., complete and as directed by TWAD Board Officers.

0 to 4.50m height above ground Level

Plastering with CM 1:5 (one cement and five sand) 12mm thick for walls including cost of scaffolding, curing, finishing etc. complete complying with standard specification and as directed by the TWAD Board Officers.

Special ceiling Plastering with CM 1:3 (one cement and three sand) 10mm thick for roof slab including cost of scaffolding, curing, finishing etc. complete complying with standard specification and as directed by the TWAD Board Officers.

Supplying, cutting, bending, tying, fabricating and placing in position of steel rods for all RCC works including cost of steel and binding wire etc.The steel should conform to the relevant ISspecification and supplied with test certificate (Fe. 415 grade as per IS specification No.1786/ 1985 and as amended from time to time) for delivery at site of work including loading, freight, unloading, stacking, transit insurance charges, etc. complete. RTS Rods

Damp proof course in CM 1:3 mix,20mm thick using 5% crude oil over basement including cost of curing, finishing etc. complete complying with standard specification and as directed by the TWAD Board Officers.

Weathering course with concrete broken brick jelly of 20mm size in pure slacked lime (32:12.5 proportion of brick jelly to lime) for the required slope for the average depth of 8 cm, well beaten with wooden beaters, consolidating, finishing, curing, etc. complete and Finishing the top of roof (weathering course) with one course of pressed tiles of size 20cm x 20cm x2cm using CM 1:3 mixed with crude oil 10% by weight of cement painted with same oiled mortar complying with standard specification., complete

Painting two coats with approved emulsion paint over one priming coat of white cement over cement plastered wall surface and ceiling including cleaning preparing the surface and curing etc., complete (using cement paint of colour as approved by the Departmental officer) and as directed by the TWAD Board Officers.

Flooring with Plain Cement Concrete 1:4:8 (One cement, four sand and eight hard broken granite stone of 40mm size ISS gauge) including mixing, placing the concrete in position curing etc, and finishing the top of flooring by Providing Ellis pattern flooring 1:3 (one cement and three 3mm to 10 mm hard broken stone chiipings and no sand to be added) 20 mm thick floor finish etc., complete and as directed by the TWAD Board Officers.

Refilling the trenches with excavated earth (other than sand) in layers of 15cm thick, watered well rammed and consolidated etc. complete complying with standard specification removing and spreading the surplus earth at the places shown.

Chlorine Arrangements :-

Supply and erection of suitable chlorination plants with necessary ventilators at the bottom, provision for storage of chlorine cylinders 3Nos for chlorination, and pumping feed type chlorinator to feed 7.5 kg/hr for chlorination with necessary copper piping from the chlorine cylinder including supply of 3 Nos. of chlorine cylinders. Other accessories include chlorine mask, ammonia bottle with tipping rod, chlorine cylinders with initial filling of chlorine of 1 MT capacity with 2T capacity Pulley Block with lifting chain upto 8m height hand operated over head travelling (HOT) crane suitable for a span upto 6m and travel length upto 10mtr with a clear lift upto 8 m including gear type chain pulley block and geared travelling trolley complete with all accessories.

Mechanical

Electrical

Description of Work / Item(s)

Amount

Maintenance of the project executed under this scope successfully for a period of 12 months (One Year) from the successful commissioning of the project (after satisfactory completion of Trial Run for a period of 6 months) including all costs towards labour, spares, consumables, chemicals, repairs and renewals etc., complete (but excluding Electrical Energy charges payable to TNEB which will be borne by TWAD Board) as directed by TWAD Board Officers, and as per Chapter "VIII - Operation and Maintenance Period" and maintenance period clause of Technical specification.

Description of Work / Item(s)

Amount

MATERIALS

Supply and delivery of socket/ Spigot Ductile Iron Pipes of standard length conforming to IS 8329/2000 with inside lining with cement mortar of standard thickness and specifications and outside coating of metallic zinc as per IS specifications of the following sizes. The cost of pipes should include loading, freight, transit insurance, incidental charges, packing and transportation charges to stock yard in good condition etc., complete (the cost excluding unloading from lorries at stock yard and stocking which will be paid separately) and as directed by the TWAD Board officers.

300 mm K7 Class S/S Pipes

300 mm K9 Class S/S Pipes

Supply and Delivery of Tamper proof DI single chamber air release valves with pressure range from PN 1.0 to 2.5 with body and cover made of Ductile Iron of Grade GGG 40 or equivalent grade conforming to IS 1865 with Food Grade Epoxy Powder coating(EP-P) inside and for outside of colour blue RAL 5005. All internal parts such as float, shell etc., cover bolts, made of Austenitic alloy steel of SS AISI 304/316. The float shall be made of Polytetrafluroethylene/ Austenitic alloy steel of AISI 304/316. Gaskets and seals of EPDM / Neoprene rubber for TWAD Board works anywhere in Tamil Nadu and as directed by the TWAD Board officers.

80 mm DAV in 300 mm DI Main

Supply and delivery of DI D/F Gate sluice valves (soft seated) resilient seated soft sealing Gate Valves(Sluice Valves) with body Bonnet of Ductile cast iron ofGrade GGG 40 or equivalent grade, Wedge fully rubber lined with EPDM replaceable spindle nut without gland packing and with 3 ORing protection on the shaft and seals of NBR and the valves should be of Vacuum tight and 100% leak proof with face to face dimensions as per BS 5163-89/ISI 14846-2000/DIN 3202 F4. All the valves should be with electrostatic powder coating both inside and out side with pocket less straight through body passage. All the valves are to be compatible for buried application with pressure rating PN 10/16 and with 5 years warranty including loading, freight, unloading insurance and stacking at site etc., complete and as directed by the TWAD Board Officers.

FOR SLUICE VALVE:

300 mm Sluice Valve in 300 mm DI Main

FOR SCOUR VALVE:

200 mm in 300 mm DI Main

FOR AIR VALVE:

80 mm in 300 mm DI Main

DI Flow rate Limit control Valve (PN10/16) with the function to limit the flow rate to a set point. In case the downstream demand increases beyond the set limit, the valve closes down to bring the flow back to set limit. The valve shall have an orifice plate and the orifice diameter is designed based on the set point as per the requirement and installed downstream of the control valve.

“Manufacture supply and delivery of DI D/F Diaphragm type own medium controlled Flow rate Limit Control valve with cast body of ductile iron grade GGG-40 or equivalent grade or as per IS 3896-Part-2-1985 customized control cylinder for linear control behaviour or equivalent, performed diaphragm and pull out safe profile sealing ring of EPDM, threaded inserts (CORFIX - to prevent the coating from coming off in the connections area as well as corrosion and incrustations in the control circuit) or equivalent. Flange connection dimensions according to EN 1092, Part 2/ ISO 7005[DIN]/ IS 1538, all parts (Epoxy coating, and diaphragm) in contact with medium are as per KTW and DVGW certified (harmless)/ WRAS & NSF approved. The EPDM rubber & Epoxy coating (EP-P) should be approved by W270. (EP-P)/ WRAS & NSF.”

Pilot valve system having Stainless Steel / Brass fittings with spring of stainless steel 304 as per standard parts according to DIN EN 12 266-1, orifice plate shall be as per the set point of flow rate and all the external control tubing of SS 304 / Copper/ reinforced plastic rated PN16, Tightness to DIN EN 12 266-1, leakage rate A (or) equivalent and the needle valve/ speed control device should be provided to vary opening speed of the main diaphragm with self-cleaning filter to avoid possibility of dirt build up inside the control tubing and with 5 years warranty etc., complete and as directed by the TWAD Board Officers.

300 mm in 300 mm DI Main

Supply and delivery of the following sizes of Mechanical joint collar to the site of work including loading, freight, unloading, stacking at site, transit insurance charges, etc., complete etc., complete and as directed by the TWAD Board officers.

300 mm For Mains

300 mm For Flow Control Valves

CIVIL WORK

Earth work excavation for laying pipe in various types/ sizes of pipe for all types of Strata including a) hard stiff clay stiff block cotton,hard red earth shales murams gravel stony earth and earth mixed with small sizes boulders and gravally soil, b) soft disintegrated rock laterite soft rock or kanker not requiring blasting, c) medium rock dense medium rock not requiring blasting, d) medium rock dense medium rock requiring blasting and e) hard rock requiring blasting and depositing on bank with in an initial lead of 10 m and initial lift of 2 m including shoring strutting and all the incidential works providing danger light barricading conveying and disposing the surplus earth etc., complete and as directed by TWAD Board officers

For 300 mm DI K9 Pipes (In Salem District)

For 300 mm DI K7 Pipes (In Kallakurichi District)

Earth work excavation for laying pipe in various types/ sizes of pipe for all types of Strata including a) Sand, silt or other loose soil, wet sand or silt not under water, light black cotton soil, sandy loam and ordinary soil, b) soft disintegrated rock laterite soft rock or kanker not requiring blasting, c) medium rock dense medium rock not requiring blasting, d) medium rock dense medium rock requiring blasting and e) hard rock requiring blasting and depositing on bank with in an initial lead of 10 m and initial lift of 2 m including shoring strutting and all the incidential works providing danger light barricading conveying and disposing the surplus earth etc., complete and as directed by TWAD Board officers

For 300 mm DI K9 Pipes (In Cuddalore District)

For 300 mm DI K7 Pipes (In Cuddalore District)

Lowering the following size of DI pipes and specials into the trench and laying to proper grade and alignment etc complete and as relevant specification. For depth upto 2.00 m

For 300 mm DI K7 Pipes

For 300 mm DI K9 Pipes

Cutting the following sizes of DI pipes true to its axis, filing and finishing the ends etc, complete and as directed by the TWAD Board officers

For 300 mm DI K7/ K9 Pipes

Jointing DI S/S Pipes and specials with rubber gaskets (tyton joint) including cost of lubricants. (including cost of jointing materials) for depth upto 2m etc., complete and as directed by TWAD Board Officers.

For 300 mm DI K7 Pipes

For 300 mm DI K9 Pipes

Jointing the DI S/S pipes and specials with neat cement or cement mortar & spun yarn including caulking the joints, curing (including cost of jointing materials) for depth upto 2m etc., Complete

300 mm CI/DI-S/S Pipes and Specials

Conveyance of following pipes including unloading from lorries at stock yard and stocking propoerly and loading in to lorries at stock yard, transportaion charges upto 8km from stak yard and unloading from lorries at site/ along the alignment carefully as directed by TWAD Board officers.

C.I / D.I /G.I Pipes and Specials

Over 200 mm up to 350 mm

Testing of pipes for water supply with hydraulic testing equipment by filling with water (including cost of water) and testing to recommended pressure in convenient stretches and attending the bursts if any occured during the test, excluding the cost of pipes but including other incidential and operational charges etc., complete for the following diametres of pipes

300 mm DI K7 & K9 Pipe

Refilling the sides of foundation with excavated earth (other than sand) in layers of 15cm thick,watered well rammed and consolidated etc. complete complying with standard specification removing and spreading the surplus earth at the places shown and as directed by the TWAD Board Officers.

300 mm DI K7 & K9 Pipe

Construction of masonry valve pit as per TWAD Type design for Sluice/Scour Valve, fixing the valves including earth work excavation for foundation, P.C.C. 1:4:8 using 40mm HBG metal for levelling course, brick work in CM 1:5 for side wall, plastering with CM 1:3, 12mm thick, RCC 1:1.5:3 using 20mm HBG stone jelly for cover slab, providing cut stone in CM 1:3 including supply, fabricating and placing of RTS grills for the following valves including charges for precasting and fixing surface box, valves and specials in position, refilling the sides of the pit etc., complete and as per standard specification.

Sluice valve in Masanory pit as per type design plan No.2 plate 1/5to 5/5 CE/P&D/Madras

300 mm Sluice Valves in 300 mm DI Main in Salem District

300 mm Sluice Valves in 300 mm DI Main in Cuddalore District

300 mm Sluice Valves in 300 mm DI Main in Kallakurichi District

Scour valve in Masanory pit as per type design plan No.8 /CE/ P&D/ Madras

200 mm Scour Valves in 300 mm DI Main in in Cuddalore District

200 mm Scour Valves in 300 mm DI Main in in Kallakurichi District

Air valve in Masanory pit as per type design plan No.1/91-14 /CE/ P&D/ Madras

80 mm Dobule Air Valve (DAV) in 300 mm DI Main in Salem District

80 mm Dobule Air Valve (DAV) in 300 mm DI Main in Cuddalore District

80 mm Dobule Air Valve (DAV) in 300 mm DI Main in Kallakurichi District

For DI Flow Rate Limit Control Valves in Masanory pit as per type design

300 mm in 300 mm DI Main in Salem District

Labour charges for jointing of Mechanical joint collar, nuts, gasket etc., and fixing in position as per standard specification and as directed by TWAD Board officers.,

300 mm for Mains

300 mm For Flow Control Valves

Labour for cutting open road for laying water mains etc., complete and as directed by the TWAD Board Officers

B.T. Roads (or) Maccadam road - (8000 m x 0.80 m x 0.20 m) = 1280 Cum

Supply and delivery of centrifugaly cast (spun) Ductile Iron pipes to the site of work confirming to IS 8329/2000 with inside lining with cement mortor of standard thickness and specifications and outside coating of Metalic Zinc as per IS specifications. The cost of pipes should include loading, freight, transit insurance, incidental charges, packing and transportation charges to stack yard in good condition etc., complete (the cost excluding unloading from lorries at stack yard and stacking which will be paid seperately) and as directed by the TWAD Board officers-For Scour Valves

200 mm DI D/F Class PN10 Pipes - 1 M - (28 Nos x 2 Nos = 56 Nos)

Supply and delivery of DI specials (such as Bends, Tees & Tapers etc., along the alignment of mains) conforming to ISI 9523/2000 specification including loading, transportation, insurance, unloading at site of work in good condition etc. complete and as directed by TWAD Board officers

All Socket - Along Main

250 mm - 300 mm dia

All Socket - For Scour valves

250 mm - 300 mm dia - (28 Nos x 64 Kg = 1792 Kg)

All Socket - For Air valves

250 mm - 300 mm dia - (123 Nos x 48 Kg = 5904 Kg)

All Flange - For Sluice valves

250 mm - 300 mm dia - (12 Nos x 81 Kg = 972 Kg)

All Flange - For Scour valves

100mm - 200 mm dia - (28 Nos x 163.98 Kg =3723.44 Kg)

All Flange - For Flow control valves

250 mm - 300 mm dia - (12 Nos x 81 Kg = 972 Kg)

Jointing the C.I/ D.I Double flanged pipes and specials with rubber insertion to with IS?638(1979) and M.S. bolts and nuts of IS 1364-1 (2002), including cost of jointing materials such as bolt and nuts Rubber insertion and labour charges etc., complete and as directed by TWAD Board Officers. For depth upto 2m (For works above water level)

For Sluice Valves:

300 mm dia C.I/ D.I Double flanged Pipes and Specials - (12 Nos x 2 Nos = 24 Nos)

For Scour Valves:

200 mm dia C.I/ D.I Double flanged Pipes and Specials - (28 Nos x 7 Nos = 196 Nos)

For Air Valves:

80 mm dia C.I/ D.I Double flanged Pipes and Specials - (123 Nos x 1 No = 123 Nos)

For Flow Control Valves:

300 mm dia C.I/ D.I Double flanged Pipes and Specials - (1 No x 2 Nos = 2 Nos)

Jointing DI S/S Pipes and specials with rubber gaskets (tyton joint) including cost of lubricants. (including cost of jointing materials) for depth upto 2m etc., complete and as directed by TWAD Board Officers.

For Sluice Valves:

300 mm C.I/ D.I-S/S Pipes and Specials - (12 Nos x 2 Nos = 24 Nos)

For Scour Valves:

300 mm C.I/ D.I-S/S Pipes and Specials - (28 Nos x 2 Nos = 56 Nos)

200 mm C.I/ D.I-S/S Pipes and Specials - (28 Nos x 1 No = 28 Nos)

For Air Valves:

300 mm C.I/ D.I-S/S Pipes and Specials - (123 Nos x 2 Nos = 246 Nos)

For Flow Control Valves:

300 mm dia C.I/ D.I Double flanged Pipes and Specials -

Full Bore Electromagnetic Flow Meter

Supply and delivery of Electromagnetic Flow Meter shall be a velocity sensing Electromagnetic type, microprocessor based signal converter, sealed housing, flanged tube meter for 1.0 Mpa working pressure, manufactured to highest standard available for mag-meters, equipped with minimum six digit digital totalizers, reading in different units (Kiloliters / Cubic meter) and shall be accurate within 0.5% of Measured value, shall operate within a range of 0.3 m/sec to 4 m/sec and be constructed as follows: Meter tube (Sensor) shall be fabricated from stainless steel tube and use class PN10 flat face carbon steel flanges in accordance with IS 1538. These flanges shall be welded to the flow tube. The internal and external of the meter tube shall be blasted to near white and lined with hard rubber preferably by SBR or EPDM. Meter tube shall have a constant nominal inside diameter offering no obstruction to the flow.

The accuracy should be inclusive of linearity, hysteresis, repeatability, temperature and pressure effects. Coil Housing shall be fabricated from stainless steel (SS304) for corrosion resistance and welded to the tube providing a completely sealed environment for all coils, electrode connections and wiring harness capable of submerged or buried operation with IP68 Protection. Signal Converter shall be pulsed DC coil excitation type with auto zeroing. The signal converter shall be remotely mounted away from the meter. The converter shall indicate direction of flow and provide a flow rate indication and a total of flow volume for both forward and reverse directions.

The converter shall provide an isolated 4-20 mA output into minimum 500-ohm load and a frequency output of a maximum of 0-10 KHZ and a scaled pulse output,The micro processor based signal converter shall have a self-diagnostic test mode and a backlit display that continuously displays “Rate of Flow” and “Total Volume”. Converter shall be supplied with a programmable low flow drop out, higher flow and empty pipe zero return. The signal converter housing should be die-cast aluminum with glass window. The converter cum transmitter should be fully programmable form the front facia. The programming should be user friendly, self-prompting menu driven. Flow meter test calibration certificate from FCRI, flow test lab / NABL accredited lab to be furnished.

250mm Electromagnetic flow meter ( 24DC Operrated with 4 meter cable, remote type transmitter ) For SUMPS

300mm Electromagnetic flow meter ( 24DC Operrated with 4 meter cable, remote type transmitter ) For SUMPS

350mm Electromagnetic flow meter ( 24DC Operrated with 4 meter cable, remote type transmitter ) For SUMPS

450mm Electromagnetic flow meter ( 24DC Operrated with 4 meter cable, remote type transmitter ) For SUMPS

500mm Electromagnetic flow meter ( 24DC Operrated with 4 meter cable, remote type transmitter ) For SUMPS

Industrial type GSM Modem

Charge Controller, Battery bank for 48 hours & accessories for water meter at sump site Power supply Available

Enclosure for transmitter, modem , Charge Controller, Battery

Installation & Commissioning charges for IOT system

Construction of masonry valve pit as per TWAD Type design for Water Metre Pit fixing the Flow meter including earth work excavation for foundation, P.C.C. 1:4:8 using 40mm HBG metal for levelling course, brick work in CM 1:5 for side wall, plastering with CM 1:3, 12mm thick, RCC 1:1.5:3 using 20mm HBG stone jelly for cover slab, providing cut stone in CM 1:3 including supply, fabricating and placing of RTS grills for the following valves including charges for precasting and refilling the sides of the pit etc., complete and as per standard specification.

300 mm in Salem District

300 mm in Cuddalore District

300 mm in Kallakurichi District

Installation of Electromagnetic flow meter with Flange adapter / Dismantaling Joints/ DI Flanged socket with suitable accessories like (Bolt & Nut, Rubber O ring, rubber Flange Gasket)

Solar PV Module

Supply of Solar Module suitable for 48 Hour Power Back-up - Battery Charging Requirement as per technical specification - Usage of high efficient cells - Optimized anti-reflective coating on cells - Tight tolerance in power ± 3% - Maximum system voltage of 1000V - High corrosion resistant frame - Lower slope of module frame - Proven Glass /EVA/Backsheet encapsulation technology - Three layered structured backsheet

Universal frame with anywhere mounting - Highly reliable bypass diodes - Lock mechanism equipped connectors - High current rated insulated cables

Installation and commissioning of solar panel as per the application requirement and as per technical specification.

EARTH PIT

Signaling Earth Pit Supply of maintenance free Earthing system comprising of 1 mtr long Earth electrode of low carbon steel electrode and other components as per the standard and suitable GI clamp..

Field Cable

Supply & Laying of Field Communication/ Signal Cable and Power cable for the Electromagnetic Flow Transmitter, Power Cable from the Solar Panel to the Remote Monitoring Panel, suitable Cable HDPE / PVC / GI Conduit where ever required- as per the technical specification as per the following

Information Retrival system

Data Viewing Monitor Study, Design and supply of high resolution Ultra wide / Curved Display monitor 49 inch with USB and HDMI port. Make - Samsung / LG

PC suitable for the application requirement, with Intel i7processor , 256GB SSD memory,HDMI Display Output, Ethernet, graphic memory, Wi-Fi, wireless mouse and keyboard asper technical specification.

Table & Chair for Monitor & CPU

Broad Band Communication charges - Fibre Connection

Study, design, develop the remote monitoring of IoT flow meter - flow rate and flow quantity with other auxiliary process and non-process parameters from the remote site, and displaying in the web site (protected with user name and password) in the form of tables, graphics and generate daily, weekly, monthly automatic report generation and sending the same in the discord application or email. Inclusive of web hosting charges, cloud server charges and other plug-in charges as per the application requirements

LEVEL TRANSMITTER

Supply of Hydrostatic Level Transmitter with 4 to 20mA interface along with accessories

Level Transmitter fixing Plate, Civil Concrete/ Casting/ Galvanised Sheet/ canopy, with fixing accessories

Installation and commissioning of Hydrostatic Level Transmitter with commissioning accessories as per the technical specification.

Construction of Thrust block - Salem District - (As per Annexure - 1)

Earthwork excavation and depositing on bank within initial lead of 10m and lift of 2 m in all soil and all other incidental works, as directed by the departmental Officers in the following classification of soil.

Hard stiff clay, stiff black cotton, hard red earth, shales, murrams, gravel, stoney earth and earth mixed with small sized boulders and hard gravelly soil

Ist depth of 0 to 2.0 m

Iind depth of 2.0 to 3.0 m

Supply and Filling of river sand in layers of 15cm thick including watering, ramming and consolidating and stacking for pre measurement and complying with relevant standard specifications.

Plain Cement Concrete 1:4:8 (one cement, four sand and eight hard granite broken stone of 40mm size ISS gauge) for levelling course of foundation including mixing, placing, ramming, finishing curing etc. complete in accordance with specification . Upto 1.50m below GL

Reinforced cement concrete 1:1.5:3 (one cement,one and half sand, three course aggregate) using 20mm size hard blue granite stone (machine crushed) for plinth beam excluding cost of reinforcement, fabrication and placing the grills in position and excluding cost of centering, shuttering, strutting but including curing and finishing mixing concrete using compaction by machanical vibrator etc., complete and as directed by TWAD Board Officers.

Centering for soffits of RCC members or including shuttering, strutting to the centering and providing supports etc. complete for the following members using MS sheets of size 90x60cm and 'BG' 10 gauge stiffened with welded M.S. angles of size 25x25x3mm laid over silver oak (country wood) joists of size 10 x 6.5 cm spaced at about 90cm C/C and casurina props of 10 to 13 cm dia (spaced at 75cm C/C) for various heights . The centering should be removed after the specified striping time of the concrete as per IS-456/1978. Plane surface -0 to 3.30 m height

Supplying, cutting, bending, tying, fabricating and placing in position of steel rods for all RCC works including cost of steel and binding wire etc.The steel should conform to the relevant IS specification and supplied with test certificate (Fe.415 grade as per IS specification No.1786/ 1985 and as amended from time to time) for delivery at site of work including loading, freight, unloading, stacking, transit insurance charges etc. complete. RTS Rods

Refilling the trenches with excavated earth (other than sand) in layers of 15cm thick, watered well rammed and consolidated etc. complete complying with standard specification removing and spreading the surplus earth at the placed shown.

Construction of Thrust block - Cuddalore District - (As per Annexure - 1)

Earthwork excavation and depositing on bank for foundation, with an initial lead of 10m and initial lift of 2m including shoring, strutting and all other incidental works in the following classification of soil.

Sand, silt or other loose soil, wet sand or silt not under water, light black cotton soil, sandy loam and ordinary soil including excavated earth SS 20 B

Ist depth of 0 to 2.0 m

Iind depth of 2.0 to 3.0 m

Supply and Filling of river sand in layers of 15cm thick including watering, ramming and consolidating and stacking for pre measurement and complying with relevant standard specifications.

Plain Cement Concrete 1:4:8 (one cement, four sand and eight hard granite broken stone of 40mm size ISS gauge) for levelling course of foundation including mixing, placing, ramming, finishing curing etc. complete in accordance with specification . Upto 1.50m below GL

Reinforced cement concrete 1:1.5:3 (one cement,one and half sand, three course aggregate) using 20mm size hard blue granite stone (machine crushed) for plinth beam excluding cost of reinforcement, fabrication and placing the grills in position and excluding cost of centering, shuttering, strutting but including curing and finishing mixing concrete using compaction by machanical vibrator etc., complete and as directed by TWAD Board Officers.

Centering for soffits of RCC members or including shuttering, strutting to the centering and providing supports etc. complete for the following members using MS sheets of size 90x60cm and 'BG' 10 gauge stiffened with welded M.S. angles of size 25x25x3mm laid over silver oak (country wood) joists of size 10 x 6.5 cm spaced at about 90cm C/C and casurina props of 10 to 13 cm dia (spaced at 75cm C/C) for various heights . The centering should be removed after the specified striping time of the concrete as per IS-456/1978. Plane surface -0 to 3.30 m height

Supplying, cutting, bending, tying, fabricating and placing in position of steel rods for all RCC works including cost of steel and binding wire etc.The steel should conform to the relevant IS specification and supplied with test certificate (Fe.415 grade as per IS specification No.1786/ 1985 and as amended from time to time) for delivery at site of work including loading, freight, unloading, stacking, transit insurance charges etc. complete. RTS Rods

Refilling the trenches with excavated earth (other than sand) in layers of 15cm thick, watered well rammed and consolidated etc. complete complying with standard specification removing and spreading the surplus earth at the placed shown.

Construction of Thrust block - Kallakurichi District - (As per Annexure - 1)

Earthwork excavation and depositing on bank within initial lead of 10m and lift of 2 m in all soil and all other incidental works, as directed by the departmental Officers in the following classification of soil.

Hard stiff clay, stiff black cotton, hard red earth, shales, murrams, gravel, stoney earth and earth mixed with small sized boulders and hard gravelly soil

Ist depth of 0 to 2.0 m

Iind depth of 2.0 to 3.0 m

Supply and Filling of river sand in layers of 15cm thick including watering, ramming and consolidating and stacking for pre measurement and complying with relevant standard specifications.

Plain Cement Concrete 1:4:8 (one cement, four sand and eight hard granite broken stone of 40mm size ISS gauge) for levelling course of foundation including mixing, placing, ramming, finishing curing etc. complete in accordance with specification . Upto 1.50m below GL

Reinforced cement concrete 1:1.5:3 (one cement,one and half sand, three course aggregate) using 20mm size hard blue granite stone (machine crushed) for plinth beam excluding cost of reinforcement, fabrication and placing the grills in position and excluding cost of centering, shuttering, strutting but including curing and finishing mixing concrete using compaction by machanical vibrator etc., complete and as directed by TWAD Board Officers.

Centering for soffits of RCC members or including shuttering, strutting to the centering and providing supports etc. complete for the following members using MS sheets of size 90x60cm and 'BG' 10 gauge stiffened with welded M.S. angles of size 25x25x3mm laid over silver oak (country wood) joists of size 10 x 6.5 cm spaced at about 90cm C/C and casurina props of 10 to 13 cm dia (spaced at 75cm C/C) for various heights . The centering should be removed after the specified striping time of the concrete as per IS-456/1978. Plane surface -0 to 3.30 m height

Supplying, cutting, bending, tying, fabricating and placing in position of steel rods for all RCC works including cost of steel and binding wire etc.The steel should conform to the relevant IS specification and supplied with test certificate (Fe.415 grade as per IS specification No.1786/ 1985 and as amended from time to time) for delivery at site of work including loading, freight, unloading, stacking, transit insurance charges etc. complete. RTS Rods

Refilling the trenches with excavated earth (other than sand) in layers of 15cm thick, watered well rammed and consolidated etc. complete complying with standard specification removing and spreading the surplus earth at the placed shown.

Culvert Crossings

Supply and delivery of DI specials (such as Bends, Tees & Tapers etc., along the alignment of mains) conforming to ISI 9523/2000 specification including loading, transportation, insurance, unloading at site of work in good condition etc. complete and as directed by TWAD Board officers

250 mm - 300 mm dia (All Flange)

Supply and delivery of centrifugaly cast (spun) Ductile Iron pipes to the site of work confirming to IS 8329/2000 with inside lining with cement mortor of standard thickness and specifications and outside coating of Metalic Zinc as per IS specifications. The cost of pipes should include loading, freight, transit insurance, incidental charges, packing and transportation charges to stack yard in good condition etc., complete (the cost excluding unloading from lorries at stack yard and stacking which will be paid seperately) and as directed by the TWAD Board officers.

300 mm DI D/F Class PN10 Pipes - 5 M

300 mm DI D/F Class PN10 Pipes - 1 M

Lowering the following size of DI pipes and specials into the trench and laying to proper grade and alignment etc complete and as relevant specification. For depth upto 2.00 m

For 300 mm DI K7/K9 Pipes

Jointing the C.I/ D.I Double flanged pipes and specials with rubber insertion to with IS 638 (1979) and M.S. bolts and nuts of IS 1364-1 (2002), including cost of jointing materials such as bolt and nuts Rubber insertion and labour charges etc., complete and as directed by TWAD Board Officers. For depth upto 2m (For works above water level)

300 mm dia C.I/ D.I Double flanged Pipes and Specials

Trenchless Technology for Pipe laying works in Railway and NHAI Crossings

Excavating of driving pit and receiving pit of size 3.00m (length) x 3.50m (breadth), upto 5m depth in all soil strata including shoring and strutting using 6mm tk MS Plate of size 3.50m x 3.50m usable for 20 /15 operations and providing 16mm thickness MS plate of size 3.00m x 3.50m with 100mm x 100mm x 12mm angles of 4m length for holding the MS plates for Thrust arrangements to receive the impacts during pushing operation of encasing pipe.

Lowering the following size of MS encasing pipe by using Contractor’s crane and machineries and jointing MS pipes by welding, across the National Highways/ State Highways/ Railways/ Canal crossing etc and driving the horizontal bore by pushing / jacking method (trenchless technology method) using contractor’s machineries such as cranes, jacks, jacking materials, generator, welding machineries, compressor, jack hammer and other equipments etc. without interfering and causing any hindrance to the movement of traffic or any other vehicles, without any disturbances to the railway/ road/ canal formation etc. including bailing / pumping of water where ever necessary without affecting any installation like water supply pipeline/ telephone cable, electric cables etc.

passing nearby area and scooping the earth inside the pipes and pit and depositing the surplus earth in a convenient place and leveling the site after completion of entire work as directed by TWAD Engineers. The rate includes the cost of driving pit, thrust bed/wall and receiving pit to the depth of om to 2m excluding the cost of MS pipes

For Railway Crossing

For 500 mm dia MS encasing pipe for 11 mm thickness in Pumping Main @ Kuthakudi

For NHAI Crossing

For 500 mm dia MS encasing pipe for 11 mm thickness in Gravity Main @ Adari

For 500 mm dia MS encasing pipe for 11 mm thickness in Gravity Main @ Thalaivasal Koot Road

Supply and delivery of MS Encasing Pipes Spiral Longitudinal welding as per IS 3589/ 2001 for the following size including transportation charges etc., complete as directed by the TWAD Board officers

For Railway/ NH Crossing

MS Barrel pipe 508 mm dia x 11 mm thick

Supply, delivery of M.S. Pipes spirally welded as per IS.3589/ 2001 with CML Internal 6mm to 12mm thick per metre and CMC external 20mm thick per metre and as per IS specifications etc., complete and as directed by TWAD Board Officers

For Railway/ NH Crossing

MS Pipe 323.9 mm dia x 7.1 mm thick

MS Pipe 323.9 mm dia x 7.1 mm thick

MS Pipe 323.9 mm dia x 7.1 mm thick

Supply and delivery of MS Specials without inside lining and outside coating but with anti rust painting as per IS 14589 -1999 including transportation charges etc., complete as directed by the TWAD Board officers

Lowering of M.S pipes and specials into the trenches and laying to proper grade and alignment and as directed by the TWAD Officers.

For Railway/ NH Crossing

MS Pipe 323.9 mm dia x 7.1 mm thick

MS Pipe 323.9 mm dia x 7.1 mm thick

MS Pipe 323.9 mm dia x 7.1 mm thick

Jointing of the following dia MS Pipe with Butt joint including cost of welding, finishing, etc as per standard specification etc., complete as directed by the TWAD Officers

For Railway/ NH Crossing

MS Pipe 323.9 mm dia x 7.1 mm thick

MS Pipe 323.9 mm dia x 7.1 mm thick

MS Pipe 323.9 mm dia x 7.1 mm thick

Construction of Pipe Carrying Bridge - Annexure - 3 (CUDDALORE DISTRICT)

Earthwork excavation and depositing on bank for foundation, with an initial lead of 10m and initial lift of 2m including shoring, strutting and all other incidental works in the following classification of soil.

First Depth of 0 to 2.00 m

Sand, silt or other loose soil, wet sand or silt not under water, light black cotton soil, sandy loam and ordinary soil including excavated earth SS 20 B

Soft disintegrated rock, laterite, soft rock or kankar not requiring blasting

In Medium rock and dense medium rock not requiring blasting.

2nd depth of 2.00 to 3.00 m

In Medium rock and dense medium rock not requiring blasting.

Providing cast insitu pile foundation of 450/ 300 mm dia in sandy/clay soil by special tools and plants including RCC 1:1.5:3 using 20mm size H.B.G. Stone (machine crushed) including mixing concrete using machanical mixer machine, and vibrating with machanical vibrator, removing slurry at top of pile but excluding cost of steel reinforcement, fabrication and placing the grills in position and the cost of centering and strutting but including curing, finishing etc., complete as directed by the TWAD Board Officers

Plain Cement Concrete 1:4:8 (one cement, four sand and eight hard granite broken stone of 40mm size ISS gauge) for levelling course of foundation including mixing, placing, ramming, finishing curing etc. complete in accordance with specification.

1.50m to 4.50m below GL

RCC M30 design mix concrete (Appoximately for one cum of concrete 400 kg of cement, 0.47 cum of sand with bulkage and wastage , 0.57 cum of HBG stone of 20 mm size ,0.28 cum of HBG stone of 10 mm size are to be used) for the following members (excluding the cost of RTS grills for reinforcement, centering and shuttering, strutting) but including cost of mixing, laying of concrete, vibrating with mechanical vibrators, ramming consolidating finishing, water charges curing etc., complete complying with relevent standard specification and as directed by TWAD Board Officers.

Below G.L:-

Upto 1.50 m Below GL

Above G.L:-

Upto 4.50 m Above GL

4.50 m to 7.32 m ht from GL

4.50 m to 7.32 m ht from GL

Centering for soffits of RCC members or plane surface including shuttering, strutting to the centering and providing supports etc. complete for the following members using MS sheets of size 90x60cm and 'BG' 10 gauge stiffened with welded M.S. angles of size 25x25x3mm laid over silver oak (country wood) joists of size 10 x 6.5 cm spaced at about 90mm c/c and casurina props of 10 to 13 cm dia (spaced at 75cm C/C) for various heights and as directed by the TWAD Board Officers. The centering should be removed after the specified striping time of the concrete as per IS-456/1978.

Plain surface

Up to 3.30m Below GL

3.30 m to 4.30 above GL

4.30 m to 5.30 above GL

5.30 m to 6.30 above GL

Circular coloumn :-

Up to 3.30m Below GL

3.30 m to 4.30 above GL

Supplying, cutting, bending, tying, fabricating and placing in position of steel rods for all RCC works including cost of steel and binding wire etc. The steel should conform to the relevant IS specification and supplied with test certificate (Fe. 415 grade as per IS specification No.1786/1985 and as amended from time to time) for delivery at site of work including loading, freight, unloading, stacking, transit insurance charges, etc., complete. RTS Rods

Refilling the sides of foundation with excavated earth (other than sand) in layers of 15cm thick,watered well rammed and consolidated etc. complete complying with standard specification removing and spreading the surplus earth at the placed shown and as directed by the TWAD Board Officers.

Providing Concrete bed blocks at 1.0m intervals over the pipe carring bridge to rest the pipes using P.CC 1:1.5:3 (one cement, one and half sand,three aggregates) using 20mm HBG stones excluding the cost of centering and shuttering reinforcement but including mixing the concrete, consolidating the concrete, finishing and curing etc.,complete

Provision for MS clamps and bolts for anchoring pipe as directed by twad board officers

Provision for MS Mild steel plates or sheets BG 10 for anchoring as directed by twad board officers

Painting two coats with approved paint over one coat of priming coat for new iron work complying with standard specification and as directed by the TWAD Board Officers (Paint should be got approved by the Executive Engineer before use on works)

White washing two coats with fine screened shell lime of good quality over the plastered surface including cost of lime, gum, brushes, scaffolding charges etc., complete with relevant standard specification.

Painting the new plastered surfaces with two coats of approved emulsion paint for all the external surface of the structure including cleaning, preparing the surface, curing etc., complete and as directed by TWAD Board Officers.

COFFER DAM

Supplying & filling up the empty Cement gunny bags with sand, stitching them conveying the same to site and stacking as directed within a lead of 10m including cost of bags, jute, thread, needle, sand etc., complete and as directed by TWAD Board officers.

Supply and delivery of puddle clay including packing the puddle clay between the sand bag including cost of clay etc., complete .

Dewatering using 3HP to 70 HP 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.

Hire charges for Diesel Pump set for 10 HP

Hire charges for Diesel Pump set for 15 HP

CONCRTE BLOCKS

Earthwork excavation and depositing on bank for foundation, with an initial lead of 10m and initial lift of 2m including shoring, strutting and all other incidental charges in the following classification of soil and as directed by the departmental Officers in the following classification of soil.

Ist depth of 0m to 2.0m

Hard stiff clay, stiff black cotton, hard red earth, shales, murams, gravel, stoney earth and earth mixed with small sized boulders

Plain Cement Concrete 1:4:8 (one cement, four sand and eight hard granite broken stone of 40mm size ISS gauge) for levelling course of foundation including mixing, placing, ramming, finishing curing etc. complete in accordance with specification and as directed by the TWAD Board Officers.

upto 1.50m below GL

RCC 1:2:4 (One cement, Two sand and Four hard granite broken stone of 20mm size ISS gauge) for gate coloumns excluding the cost of RTS grills for reinforcement, centering and shuttering, strutting but including cost of all materials at the site of work, mixing, laying of concrete, vibrating with mechanical vibrators, ramming, consolidating finishing, curing, etc., complete complying with relevent standard specification.

upto 1.50m below GL

Upto 4.50m above GL

Centering for soffits of RCC members including shuttering, strutting to the centering and providing supports etc. complete for the following members using MS sheets of size 90x60cm and 'BG' 10 gauge stiffened with welded M.S. angles of size 25x25x3mm laid over silver oak (country wood) joists of size 10 x 6.5 cm spaced at about 90cm C/C and casurina props of 10 to 13 cm dia (spaced at 75cm C/C) for various heights.

Plane surface (Above GL & Below GL)

0-3.30m height

Supplying, cutting, bending, tying, fabricating and placing in position of steel rods for all RCC works including cost of steel and binding wire etc.The steel should conform to the relevant ISspecification and supplied with test certificate (Fe. 415 grade as per IS specification No.1786/ 1985 and as amended from time to time) for delivery at site of work including loading, freight, unloading, stacking, transit insurance charges etc. complete. RTS Rods

Construction of Pipe Carrying Bridge - Annexure - 3 (Kallakurichi District)

Earthwork excavation and depositing on bank for foundation, with an initial lead of 10m and initial lift of 2m including shoring, strutting and all other incidental charges in the following classification of soil .

Ist depth of 0 to 2.00 m

In hard stiff clay, stiff black cotton, hard red earth, shales, murrams, gravel, stoneyearth and earth mixed with small sized boulders

Soft disintegrated rock, laterite, soft rock or kankar not requiring blasting

In Medium rock and dense medium rock not requiring blasting.

2nd depth of 2.00 to 3.00 m

In Medium rock and dense medium rock not requiring blasting.

Plain Cement Concrete 1:4:8 (one cement, four sand and eight hard granite broken stone of 40mm size ISS gauge) for levelling course of foundation including mixing, placing, ramming, finishing curing etc. complete in accordance with specification.

1.50m to 4.50m below GL

RCC M30 design mix concrete (Appoximately for one cum of concrete 400 kg of cement, 0.47 cum of sand with bulkage and wastage , 0.57 cum of HBG stone of 20 mm size ,0.28 cum of HBG stone of 10 mm size are to be used) for the following members (excluding the cost of RTS grills for reinforcement, centering and shuttering, strutting) but including cost of mixing, laying of concrete, vibrating with mechanical vibrators, ramming consolidating finishing, water charges curing etc., complete complying with relevent standard specification and as directed by TWAD Board Officers.

Below G.L:-

Upto 1.50 m Below GL

1.50 m to 4.50 m Below GL

Above G.L:-

Upto 4.50 m Above GL

4.50 m to 7.32 m ht from GL

Centering for soffits of RCC members or plane surface including shuttering, strutting to the centering and providing supports etc. complete for the following members using MS sheets of size 90x60cm and 'BG' 10 gauge stiffened with welded M.S. angles of size 25x25x3mm laid over silver oak (country wood) joists of size 10 x 6.5 cm spaced at about 90mm c/c and casurina props of 10 to 13 cm dia (spaced at 75cm C/C) for various heights and as directed by the TWAD Board Officers. The centering should be removed after the specified striping time of the concrete as per IS-456/1978.

Plain surface

Up to 3.30m Below GL

3.30 m to 4.30 above GL

Circular coloumn :-

Up to 3.30m Below GL

3.30 m to 4.30 above GL

Supplying, cutting, bending, tying, fabricating and placing in position of steel rods for all RCC works including cost of steel and binding wire etc. The steel should conform to the relevant IS specification and supplied with test certificate (Fe. 415 grade as per IS specification No.1786/1985 and as amended from time to time) for delivery at site of work including loading, freight, unloading, stacking, transit insurance charges, etc., complete. RTS Rods

Refilling the sides of foundation with excavated earth (other than sand) in layers of 15cm thick,watered well rammed and consolidated etc. complete complying with standard specification removing and spreading the surplus earth at the placed shown and as directed by the TWAD Board Officers.

Providing Concrete bed blocks at 1.0m intervals over the pipe carring bridge to rest the pipes using P.CC 1:1.5:3 (one cement, one and half sand,three aggregates) using 20mm HBG stones excluding the cost of centering and shuttering reinforcement but including mixing the concrete, consolidating the concrete, finishing and curing etc.,complete

Provision for MS clamps and bolts for anchoring pipe as directed by twad board officers

Provision for MS Mild steel plates or sheets BG 10 for anchoring as directed by twad board officers

Painting two coats with approved paint over one coat of priming coat for new iron work complying with standard specification and as directed by the TWAD Board Officers (Paint should be got approved by the Executive Engineer before use on works)

Painting the new plastered surfaces with two coats of approved emulsion paint for all the external surface of the structure including cleaning, preparing the surface, curing etc., complete and as directed by TWAD Board Officers.

Dewatering using 3HP to 70 HP 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.

Hire charges for Diesel Pump set for 10 HP

M.S. Pipe & Specials for Pipe Carrying Bridges

Supply, delivery of M.S. Pipes spirally welded as per IS.3589/ 2001 with CML Internal 6mm to 12mm thick per metre and CMC external 20mm thick per metre and as per IS specifications etc., complete and as directed by TWAD Board Officers. MS Pipe 323.9 mm dia x 7.1 mm thick

Supply and delivery of MS Specials without inside lining and outside coating but with anti rust painting as per IS 14589 -1999 including transportation charges etc., complete as directed by the TWAD Board officers

Lowering of M.S pipes and specials into the trenches and laying to proper grade and alignment and as directed by the TWAD Officers.

Jointing of the following dia MS Pipe with Butt joint including cost of welding, finishing, etc as per standard specification etc., complete as directed by the TWAD Officers MS Pipe 323.9 mm dia x 7.1 mm thick

Road Restroation charges (Cuddalore District)

Labour for cutting CC roads or laying the following pipes and specials etc., complete as per standard specifications and as directed by the Departmental Engineer.

Road restoration of cutportion work after pipes are laid

Earthwork excavation and depositing on bank within initial lead of 10m and lift of 2 m in all soil and all other incidental works, as directed by the departmental Officers in the following classification of soil.

Sand, silt or other loose soil, wet sand or silt not under water, light black cotton soil, sandy loam and ordinary soil including excavated earth SS 20 B

Supply, delivery and filling with sand for foundation and basement as per standard specification including watering, consolidating, ramming etc., complete and as directed by TWAD Board Officers.

Plain Cement Concrete 1:4:8 (one cement, four sand and eight hard granite broken stone of 40mm size ISS gauge) for levelling course of foundation including mixing, placing, ramming, finishing curing etc. complete in accordance with specification .Upto 1.50m below GL

plain cement concrete 1:2:4 (one cement, two sand, four course aggregate) using 20mm size hard blue granite stone (machine crushed) for plinth beam excluding cost of reinforcement, fabrication and placing the grills in position and excluding cost of centering, shuttering, strutting but including curing and finishing mixing concrete using compaction by machanical vibrator etc., complete and as directed by TWAD Board Officers.

Labour charges for disposal of surplus Earth within in a lead of 5 km cost including loading ,unloading , transporation, stocking , and all other incidental charges etc complete and as directed by TWAD Board Officers.

Road Restroation charges (Kallakurichi District)

Labour for cutting CC roads or laying the following pipes and specials etc., complete as per standard specifications and as directed by the Departmental Engineer.

Road restoration of cutportion work after pipes are laid

Earthwork excavation and depositing on bank within initial lead of 10m and lift of 2 m in all soil and all other incidental works, as directed by the departmental Officers in the following classification of soil.

Hard stiff clay, stiff black cotton, hard red earth, shales, murrams, gravel, stoney earth and earth mixed with small sized boulders and hard gravelly soil

Supply, delivery and filling with sand for foundation and basement as per standard specification including watering, consolidating, ramming etc., complete and as directed by TWAD Board Officers.

Plain Cement Concrete 1:4:8 (one cement, four sand and eight hard granite broken stone of 40mm size ISS gauge) for levelling course of foundation including mixing, placing, ramming, finishing curing etc. complete in accordance with specification .Upto 1.50m below GL

plain cement concrete 1:2:4 (one cement, two sand, four course aggregate) using 20mm size hard blue granite stone (machine crushed) for plinth beam excluding cost of reinforcement, fabrication and placing the grills in position and excluding cost of centering, shuttering, strutting but including curing and finishing mixing concrete using compaction by machanical vibrator etc., complete and as directed by TWAD Board Officers.

Labour charges for disposal of surplus Earth within in a lead of 5 km cost including loading ,unloading , transporation, stocking , and all other incidental charges etc complete and as directed by TWAD Board Officers.

REPLACEMENT OF UNDER GROUND UTILITIES

Replacement of Underground Utilities (GI Pipe) damaged during earthwork excavations for pipe laying works including cost of additional earthwork excavation in all soil strata, including BT/CC road cutting, removal of slushy soil and replacing the pipeline with sound pipe, including supply and delivery of GI pipes, coupler, Union, jointing materials and required specials, cutting, threading, conveying , laying, jointing and cost of refilling for the additional earthwork etc., complete and as directed by the TWAD board officers

15mm Dia GI Pipe

20mm Dia GI Pipe

25mm Dia GI Pipe

32mm Dia GI Pipe

40mm Dia GI Pipe

50mm Dia GI Pipe

65mm Dia GI Pipe

80mm Dia GI Pipe

100mm Dia GI Pipe

125mm Dia GI Pipe

Replacement of Underground Utilities (PVC Pipe) damaged during earthwork excavation for pipe laying works including cost of additional earthwork excavation in all soil strata, including BT/CC road cutting, removal of slushy soil and replacing the pipeline with sound pipe, including supply and delivery of PVC pipes, couplers, jointing materials and required specials, cutting, conveying, laying, jointing and cost of refilling for the additional earthwork etc., complete and as directed by the TWAD board officers.

15mm Dia PVC Pipe (10 KSC)

20mm Dia PVC Pipe (10 KSC)

25mm Dia PVC Pipe (10 KSC)

32mm Dia PVC Pipe (10 KSC)

40mm Dia PVC Pipe (10 KSC)

50mm Dia PVC Pipe (10KSC)

63mm Dia PVC Pipe (10KSC)

75mm Dia PVC Pipe (10KSC)

90mm Dia PVC Pipe (10KSC)

110mm Dia PVC Pipe (10KSC)

140mm Dia PVC Pipe (10KSC)

160mm Dia PVC Pipe (10KSC)

200mm Dia PVC Pipe (10KSC)

Replacement of Underground Utilities (PVC Pipe) damaged during earthwork excavation for pipe laying works including cost of additional earthwork excavation in all soil strata, including BT/CC road cutting, removal of slushy soil and replacing the pipeline with sound pipe, including supply and delivery of PVC pipes, couplers, jointing materials and required specials, cutting, conveying, laying, jointing and cost of refilling for the additional earthwork etc., complete and as directed by the TWAD board officers.

50mm Dia PVC Pipe (6KSC)

63mm Dia PVC Pipe (6KSC)

75mm Dia PVC Pipe (6KSC)

90mm Dia PVC Pipe (6KSC)

110mm Dia PVC Pipe (6KSC)

140mm Dia PVC Pipe (6KSC)

160mm Dia PVC Pipe (6KSC)

200mm Dia PVC Pipe (6KSC)

Replacement of Underground Utilities (HDPE Pipes) damaged during Earthwork excavations for pipe laying works including cost of additional earthwork excavation in all soils, including BT cutting, CC roads, removal of slushy soil and replacing the pipeline with sound pipe, including supply and delivery of HDPE pipes, couplers, jointing materials and required specials, cutting, threading, conveying, laying, jointing and cost of refilling for the additional earthwork etc., complete 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

Description of Work / Item(s)

Amount

Earthwork excavation and depositing on bank for foundation, with an initial lead of 10m and initial lift of 2m including shoring, strutting and all other incidental charges in the following classification of soil and as directed by the departmental Officers in the following classification of soil.

Ist depth of 0m to 2.0m

Hard stiff clay, stiff black cotton, hard red earth, shales, murams, gravel, stoney earth and earth mixed with small sized boulders

Soft disintegrated rock, laterite, soft rock or kankar not requiring blasting

Medium rock and dense medium rock requiring blasting.

2nd depth of 2.0m-3.0m

In Medium rock and dense medium rock not requiring blasting.

Supply, delivery and filling with sand for foundation and basement as per standard specification including watering, consolidating, ramming etc., complete and as directed by TWAD Board Officers.

Plain Cement Concrete 1:4:8 (one cement, four sand and eight hard granite broken stone of 40mm size ISS gauge) for levelling course of foundation including mixing, placing, ramming, finishing curing etc. complete in accordance with specification and as directed by the TWAD Board Officers.

Beyond 1.50m to 4.50m below GL

RCC M 30 design mix concrete (Appoximately for one cum of concrete 400 kg of cement, 0.47 cum of sand with bulkage and wastage , 0.57 cum of HBS of 20 mm size, 0.28 cum of HBS stone of 10 mm size are to be used) for the following members (excluding the cost of RTS grills for reinforcement, centering and shuttering, strutting) but including cost of mixing, laying of concrete, vibrating with mechanical vibrators, ramming consolidating finishing, water charges curing etc., complete complying with relevent standard specification.

Below G.L.

below GL upto 1.50 m depth

below 1.50 m to 4.50m depth from GL

Below G.L.

Above GL upto 4.50m height

Above 4.50m to 7.32m height from GL

Above 7.32m to 10.98m height from GL

Above 10.98m to 14.64m height from GL

Above 14.64m to 18.30m height from GL

Centering for soffits of RCC members including shuttering, strutting to the centering and providing supports etc. complete for the following members using MS sheets of suitable size of BG o10 stiffened with welded MS angle of size 25x25x3mm for boarding laid over I type of M.S. Truss of size 25x25x3mm spacing at about 90 cm C/C and supported by 40mm GI Pipe (medium) spacing at 75mm c/c etc., complete complying with standard specifications for various heights and as directed by the TWAD Board Officers. The centering should be removed after the specified striping time of the concrete as per IS-456/1978.

Plain surface

Up to 3.30m Below GL

3.30m to 4.30 above GL

6.30m to 7.30 above GL

7.30m to 8.30 above GL

11.30 m to 12.30 above GL

Squre coloumn

Up to 3.30m Below and Above GL

3.30m to 4.30 above GL

4.30m to 5.30 above GL

5.30m to 6.30 above GL

6.30m to 7.30 above GL

7.30m to 8.30 above GL

8.30m to 9.30 above GL

9.30m to 10.30 above GL

10.30m to 11.30 above GL

Curved surface

Up to 3.30m Below GL

3.30m to 4.30 above GL

10.30m to 11.30 above GL

11.30 m to 12.30 above GL

Circular coloumn

Up to 3.30m Below GL

3.30m to 4.30 above GL

4.30m to 5.30 above GL

5.30m to 6.30 above GL

6.30m to 7.30 above GL

7.30m to 8.30 above GL

8.30m to 9.30 above GL

9.30m to 10.30 above GL

10.30m to 11.30 above GL

Supplying, cutting, bending, tying, fabricating and placing in position of steel rods for all RCC works including cost of steel and binding wire etc.The steel should conform to the relevant ISspecification and supplied with test certificate (Fe. 415 grade as per IS specification No.1786/ 1985 and as amended from time to time) for delivery at site of work including loading, freight, unloading, stacking, transit insurance charges etc. complete. RTS Rods

Painting two coats with approved emulsion paint over one priming coat of white cement over cement plastered wall surface and ceiling including cleaning preparing the surface and curing etc., complete (using cement paint of colour as approved by the Departmental officer) and as directed by the TWAD Board Officers.

Supplying and fixing in position of cut stone set in CM 1:3 (One part cement and three part sand) at bottom of inlet pipe inside the Service Reservoir for the 0.45m x 0.45m x 0.15m size.

Supply ,delivery and fixing of RCC inside Access ladder suitable for SR with storage depth of 5.00m with Hand rails 2 nos. of size 0.15x0.15x4.56m with steps of size 0.15x0.05x0.45m at an interval of 0.3m c/c using M30 concrete and RTS reinforcement with main rod of 8mm 4 nos. for each Hand rails and 8mm stirrups at 0.15m c/c and with main rod of 8mm 2 nos. for each step with 8mm distributer at 0.10m c/c including cost of all materials , molding charges, all labour charges finishing curing etc.. complete as directed by TWAD Board officers.

Construction of RCC spiral staircase in RCC 1:1.5:3 (1 Cement : 1.5 Sand : 3 Coarse Aggregate) using 20 mm HBGS of 1.80 m diaMetre of required height for approach to the roof of Service Reservoir with RCC Handrails including earthwork excavation, providing CC 1:4:8 mix, RCC footing 1:1.5:3 mix, GL platform etc., and also including cost of steel reinforcement, fabrication charges, scaffolding, centering, precasting charges, cement, painting etc. complete as per standard specifications. The staircase shall be braced to the column of Service Reservoir at suitable interval. etc., complete and as directed by TWAD Board Officers

Supply, delivery and fixing in position of RCC manhole cover of size 600mm x 600mm with necessary reinforcement arrangements etc., complete and as directed by the TWAD Board Officers.

Supply, delivery and fixing in position of enamel coated "water level indicator" with ball floating and all accessories of approved pattern and design, in the outer surface of the side wall of Sump to read the water level of the required height and as directed by TWAD Board Officers.

Supply ,delivery and fixing of RCC Hand rail over the Roof of SR with RCC post of size 0.1x0.1x0.9m at an interval of 1.2m c/c and RCC Jolly of length 1.2m and Height of 0.9m each in between RCC posts using RCC 1:1.5:3 (one cement, one and a half sand and three HBG metal) using 20mm metal and RTS reinforcement as per approved pattern and design including the cost of reinforcement, centering, precasting, finishing, curing etc., complete as per standard specifications and as directed by TWAD Board officers.

Supplying,delivery and fixing of RCC cylinderical Ventilator of internal dia 0.30m and height of 0.45m with sidewall and cover slab of 0.10m using RCC 1:1.5:3 (one Cement, one and half Sand and three Coarse Aggregate) using 20 mm HBGS of approved pattern including cost of cement, reinforcement, centering, shuttering, strutting etc., complete and as directed by TWAD Board Officers

Labour Charges for Painting TWAD Emblem in accordance with the size and specification as approved by the Board including cost of all consumables etc. complete and as standard specification

Pipe Connections

CIVIL WORK

Earthwork excavation and depositing on bank for foundation, with an initial lead of 10m and initial lift of 2m including shoring, strutting and all other incidental works in the following classification of soil.

Hard stiff clay, stiff block cotton, hard red earth, shales , murram gravel, stoney earth and earth mixed with small size boulders and hard gravelly soil.

Refilling the sides of foundation with excavated earth (other than sand) in layers of 15cm thick, watered well rammed and consolidated etc. complete complying with standard specification removing and spreading the surplus earth at the placed shown as per Standard specification

Lowering the following sizes of CI pipes and specials into the trench and laying to proper grade and alignment upto 2 m depth and as per Standard specification.

300 mm dia

150 mm dia

Jointing the CI D/F pipes and specials with rubber insertion to the required specifications with MS bolts and nuts complete (including cost of jointing materials) above water level and as per Standard specification.

300 mm dia

150 mm dia

Labour charges for lifting fixing in position in vertical plane of CI D/F pipe & specials of various sizes (both standard and non standard CI pipes and specials) for lifts including scaffolding and jointing with rubber insertion sheet with MS bolts, nuts complete for inlet, outlet, overflow and scour arrangements for Service reservoirs including testing of pipeline to the required pressure with water including cost of jointing materials such as MS bolts,nuts, M.S.washers, rubber insertion sheets etc., (materials will have to be procured under separate item by the contractor).

GI/ CI Pipes and Specials

0 to 2 m height

2 to 4 m height

4 to 6 m height

6 to 8 m height

8 to 10 m height

10 to 12 m height

12 to 14 m height

14 to 16 m height

Construction of masonry valve pit as per TWAD Type design for Sluice Valve, Scour Valve, Air Valve including fixing the valves including earth work excavation for foundation, P.C.C. 1:4:8 using 40mm HBG metal for levelling course, brick work in CM 1:5 for side wall, plastering with CM 1:3, 12mm thick, RCC 1:1.5:3 using 20mm HBG stone jelly for cover slab, providing cut stone in CM 1:3 including supply, fabricating and placing of RTS grills for the following valves including charges for precasting and fixing surface box, valves and specials in position, refilling the sides of the pit etc., complete.

Sluice Valve in masonry pit as per Type Design Plan No.2 Plate 1/5 to 5/5 CE/P&D Madras.

300 mm dia Sluice Valve pit

Supply and delivery of Ductile Iron fittings conforming to IS 9523 - 2000 with inside lining with cement mortar of standard thickness and specifications and outside coating of metallic zinc as per IS specification. The rate including, loading transportation insurance and unloading at site of work etc., complete and as directed by TWAD Board Officers.

300 mm dia (All Flange)

150 mm dia (All Flange)

Supply, delivery and fixing in position of CI manhole cover of size 600mm x 600mm with frame (heavy duty) etc., complete and as directed by the TWAD Board Officers.

Supply and delivery of Cast Iron double flanged sluice valve including cost of the following sizes with cap of class PN 1.6 with non raising high tensile brass spindle valve operating in anticlockwise direction with IS marking suitable for use in water supply main including, loading, freight, unloading insurance and stocking at site. and all the incidental charges etc., complete and as directed by TWAD Board officers.

Rain Water Harvesting

Rain water harvesting work Parapet Wall over roof slab for rain water harvesting arrangement

Brick Work in CM 1:6 (One cement and Six sand)using country bicks of size 8.75" x 4.25" x 2" including for parapet wall alround roof slab as directed by TWAD board officers.

Plastering in CM 1:5 (One cement and five sand) - 12mm thick alround parapet over roof slab icluding finishing curing etc., omplete and as directed by TWAD board officers.

Plastering in CM 1:3 (One cement and three sand) - - 12mm thick over roof slab of reservoir with proper gradient of 1/500 for drain the rain water at the center of roof slab by connecting the rain water harvesting pipes with over flow pipe as per type design and as directed by TWAD board officers

Applying two coats of cement paint over cement plastered wall surfaces with approved colour mixing pigments over one coat of white washing for the cement plastered / new surface for all internal and external surface including cleaning, preparing surface, curing etc.

Construction of Recharge / soak pit for rain water harvesting for reservoir with flat roof.

Earthwork excavation and depositing on bank for foundation, with an initial lead of 10m and initial lift of 2m including shoring, strutting and all other incidental works in the following classification of soil.

First Depth of 0 to 2.00 m

Hard stiff clay, stiff black cotton, hard red earth, shales, murams, gravel, stoney earth and earth mixed with small sized boulders.

Brick work in CM 1:6 (One cement and six sand) using country bricks of size 8.75" x4.25"x2" including curing etc., complete for parapet well alround roof slab as directed by TWAD Board officers.

Supply, delivery and filling clear river course sand for the recharge pit as per type design.

Supply, delivery and filling of 20 mm size brick bats as per type design.

Supply, delivery and filling of 40mm size brick bats as per type design.

Fabrication of precast slab in RCC 1:1½:3 (one cement, one and half sand, three HBS) mix slab 1.25 m x 1.25 x 0.075 m laid over RWH pit including cost of materials, mixing, finishing, curing, placing etc., complete

Supplying, cutting, bending, tying, fabricating and placing in position of steel rods for all RCC works including cost of steel and binding wire etc. The steel should confirm to the relevant IS specification and supplied with test certificate (Fe. 415 grade as per IS specification No.1786/1985 and as amended from time to time) for delivery at site of work including loading, freight, unloading, stacking, transit insurance charges, etc. complete.

Moulding charges for pre-cast slab including cost of all materials etc., complete and as directed by TWAD Board Officers

Supply and fixing of rain water pipe & specials

110mm OD PVC 4KSC Pipe

Description of Work / Item(s)

Amount

Earthwork excavation and depositing on bank for foundation, within initial lead of 10m and initial lift of 2m including shoring, strutting and all other incidental works, as directed by the departmental Officers in the following classification of soil.

In hard stiff clay, stiff black cotton hard red earth, shales, murams gravel stoney earth and earth mixed with small size boulders and hard gravelly soil.

Ist depth of 0m to 2m

Plain Cement Concrete 1:4:8 (one cement, four sand and eight hard granite broken stone of 40mm size ISS gauge) for levelling course of foundation including mixing, placing, ramming, finishing curing etc. complete in accordance with specification and as directed by the TWAD Board Officers. Up to 1.50m below GL

RCC 1:2:4 (One cement, two sand and four HBS) concrete using HBG stone of 20mm size for the following members (excluding the cost of RTS grills for reinforcement, centering and shuttering, strutting) but including cost of mixing, laying of concrete, vibrating with mechanical vibrators, ramming consolidating finishing, curing etc., complete complying with relevent standard specification and as directed by the TWAD Board Officers.

Upto 1.50m below GL

Brick work in Cement Mortar 1:5 (one cement and five sand) using country bricks of size 22X11X5 cm in size for basement and superstructures including cost of scaffolding curing and finishing etc. complete and as directed by TWAD BOARD Officers.

Below GL - Main walls All round

Above GL - Main walls All round

Supplying, cutting, bending, tying, fabricating and placing in position of steel rods for all RCC works including cost of steel and binding wire etc.The steel should conform to the relevant ISspecification and supplied with test certificate (Fe. 415 grade as per IS specification No.1786/ 1985 and as amended from time to time) for delivery at site of work including loading, freight, unloading, stacking, transit insurance charges, etc. complete. RTS Rods

Centering for soffits of RCC members including shuttering, strutting to the centering and providing supports etc. complete for the following members using MS sheets of size 90x60cm and 'BG' 10 gauge stiffened with welded M.S. angles of size 25x25x3mm laid over silver oak (country wood) joists of size 10 x 6.5 cm spaced at about 90cm C/C and casurina props of 10 to 13 cm dia (spaced at 75cm C/C) for various heights.

Plane surface (Above GL & Below GL)

0-3.30m height

Plastering with CM 1:5 (one cement and five sand) 12mm thick for walls including cost of scaffolding, curing, finishing etc. complete complying with standard specification and as directed by the TWAD Board Officers.

White washing two coats with fine screened shell lime of good quality over the plastered surface including cost of lime, gum, brushes, scaffolding charges etc., complete with relevant standard specification and as directed by TWAD Board officers.

Colour washing two coats using approved colour and quality over two coats of white washing, cost of all meterials, labour charges, cleaning and preparation of the surface and curing etc.,complete with relevant standard specification and as directed by TWAD Board officers.

Supplying,fabricating and fixing of MS Grill gate in front side (3 m x 1.50 m) two sleeves including all costs for fixing etc., complete and as directed by TWAD Board officers.

Painting two coats with approved paint over one coat of priming coat for new iron work complying with standard specification and as directed by the TWAD Board Officers (Paint should be got approved by the Executive Engineer before use on works)

Description of Work / Item(s)

Amount

Earthwork excavation and depositing on bank for foundation, with an initial lead of 10m and initial lift of 2m including shoring, strutting and all other incidental charges in the following classification of soil and as directed by the departmental Officers in the following classification of soil.

Ist depth of 0m to 2.0m

Hard stiff clay, stiff black cotton, hard red earth, shales, murams, gravel, stoney earth and earth mixed with small sized boulders

Plain Cement Concrete 1:4:8 (one cement, four sand and eight hard granite broken stone of 20mm size ISS gauge) for levelling course of foundation including mixing, placing, ramming, finishing curing etc. complete in accordance with specification and as directed by the TWAD Board Officers.

Upto 1.50 m depth below G.L.

Random rubble stone masonry in CM 1:5 (one cement and five sand) using rough stone and bond stone for foundation and basement including curing and finishing etc, complete complying with standard specification and as directed by TWAD Board Officers.

Brick work in C.M.1:5 (one cement and five sand) using country bricks (8.75" x 4.25" x 2") for superstructures including cost of scaffolding, curing and finishing etc., complete and as directed by TWAD Board Officers.

0 to 4.50m height above ground Level

Flooring with Plain Cement Concrete 1:4:8 (one cement, four sand and eight hard granite broken stone of 40mm size ISS gauge) for levelling course of foundation including mixing, placing, ramming, finishing curing etc. complete in accordance with specification and as directed by the TWAD Board Officers.

Upto 1.50 m depth below G.L.

Floor finishing with vitrified tiles of flooring by finished C.M 1:3 (one cement and three cement) 20 mm thick floor finish etc., complete and as directed by the TWAD Board Officers.

Plastering with CM 1:5 (one cement and five sand) 12mm thick for walls including cost of scaffolding, curing, finishing etc. complete complying with standard specification and as directed by the TWAD Board Officers.

Special ceiling Plastering with CM 1:3 (one cement and three sand) 10mm thick for roof slab including cost of scaffolding, curing, finishing etc. complete complying with standard specification and as directed by the TWAD Board Officers.

RCC M 30 design mix concrete (Approximately for one cum of concrete 400 kg of cement, 0.47 cum of sand with bulkage and wastage , 0.57 cum of HBG stone of 20 mm size ,0.28 cum of HBG stone of 10 mm size are to be used) for the following members (excluding the cost of RTS grills for reinforcement, centering and shuttering, strutting,) but including cost of mixing, laying of concrete, vibrating with mechanical vibrators, ramming consolidating finishing, curing etc., complete complying with relevent standard specification and as directed by TWAD Board Officers.

Above GL

Upto to 1.50 m depth

1.50 m to 4.50 m depth

Centering for soffits of RCC members including shuttering, strutting to the centering and providing supports etc. complete for the following members using MS sheets of suitable size of BG o10 stiffened with welded MS angle of size 25x25x3mm for boarding laid over I type of M.S. Truss of size 25x25x3mm spacing at about 90 cm C/C and supported by 40mm GI Pipe (medium) spacing at 75mm c/c etc., complete complying with standard specifications for various heights and as directed by the TWAD Board Officers. The centering should be removed after the specified striping time of the concrete as per IS-456/1978.

Plane surface (Above GL & Below GL)

0-3.30m height

3.30 m to 4.30 m height

Supplying, cutting, bending, tying, fabricating and placing in position of steel rods for all RCC works including cost of steel and binding wire etc.The steel should conform to the relevant ISspecification and supplied with test certificate (Fe. 415 grade as per IS specification No.1786/ 1985 and as amended from time to time) for delivery at site of work including loading, freight, unloading, stacking, transit insurance charges etc. complete. RTS Rods

Painting two coats with approved emulsion paint over one priming coat of white cement over cement plastered wall surface and ceiling including cleaning preparing the surface and curing etc., complete (using cement paint of colour as approved by the Departmental officer) and as directed by the TWAD Board Officers.

Painting two coats with approved emulsion paint over one priming coat of white cement over cement plastered wall surface and ceiling including cleaning preparing the surface and curing etc., complete (using cement paint of colour as approved by the Departmental officer) and as directed by the TWAD Board Officers.

Supply & Installation of Air Conditioner with Copper coil 5 Star Rated Inverter (Carrier / Voltas/ O General/ Equivalent) etc Complete and as directed by the TWAD Board Officers.

2.0 TR Split Type AC Unit

Supply, delivery and fixing in position of partially glassed door/ sliding glassed partially window complying with standard specification he cost including loading, unloading , and all other incidental charges etc complete as directed by TWAD Board officers - Door 1.50m x 2.00m

Supply, delivery and fixing in position of partially glassed door/ sliding glassed partially window complying with standard specification he cost including loading, unloading , and all other incidental charges etc complete as directed by TWAD Board officers- Window 1.50m x 2.00m

Supplying, Fabricating, erecting and fixing gyp board false ceiling upto a ceiling height of 4.5m from floor level he cost including loading, unloading , and all other incidental charges etc complete as directed by TWAD Board officers

Using perforated sheets (10mm thick)

Supply, Delivery and Fixing of LED indoor fittings (Light Emitting Diode) 18W LED 3000K square Type recessed fitting Higher End Philips/ Havells/ Equivalent the cost including loading, unloading , and all other incidental charges etc complete as directed by TWAD Board officers

18W LED 3000K Square Type Recessed Fitting

Supply, Delivery and Fixing of 48" Ceiling fan 5 star rated Higher End Havells / Crompton / Usha / Equivalent (Each) the cost including loading, unloading , and all other incidental charges etc complete as directed by TWAD Board officers

Provision for Lighting :-

LED Outdoor Fittings (Light Emitting Diode) Lower end Orbit /Equivalent - 120 W.

5Amps/15 Amps 3 pin flush type wall socket only.

PVC Insulated Single core multistand fire retardant flexible copper cable with ISI mark confirming to IS 694/1990. 14/0.3(1 Sqmm).

5A switch

T.W. Box concealed type 12"x8"x3"

Condiut Pipe 25 mm Heavy gauge

Conduit Bend 25 mm

Conduit Tee 25 mm

PVC Junction boxes 1,2,3 & 4 way boxes 25 mm

Hylem sheet 3 mm thick

Supply and installation of 5 KVA capacity Automatic Voltage Stabilizer with time delay relay

Supply and laying of 5/8" and 3/8" copper pipe (Extra beyond 3 metres supplied with AC unit)

Description of Work / Item(s)

Amount

Earthwork excavation and depositing on bank for foundation, with an initial lead of 10m and initial lift of 2m including shoring, strutting and all other incidental charges in the following classification of soil and as directed by the departmental Officers in the following classification of soil.

Ist depth of 0m to 2.0m

Hard stiff clay, stiff black cotton, hard red earth, shales, murams, gravel, stoney earth and earth mixed with small sized boulders

Soft disintegrated rock, laterite, soft rock or kankar not requiring blasting

Plain Cement Concrete 1:4:8 (one cement, four sand and eight hard granite broken stone of 40mm size ISS gauge) for levelling course of foundation including mixing, placing, ramming, finishing curing etc. complete in accordance with specification and as directed by the TWAD Board Officers.

Upto 1.50 m depth from G.L.

Random rubble stone masonry in CM 1:5 (one cement and five sand) using rough stone and bond stone for foundation and basement including curing and finishing etc, complete complying with standard specification and as directed by TWAD Board Officers.

Refilling the trenches with excavated earth (other than sand) in layers of 15cm thick, watered well rammed and consolidated etc. complete complying with standard specification removing and spreading the surplus earth at the places shown.

Supply, delivery and filling with sand for foundation and basement as per standard specification including watering, consolidating, ramming etc., complete and as directed by TWAD Board Officers.

Brick work in C.M.1:5 (one cement and five sand) using country bricks ( 22X11X7 cm) for superstructures including cost of scaffolding, curing and finishing etc. complete and as directed by TWAD Board Officers.

Upto basement

Above basement upto 4.50m height

RCC 1:1.5:3 (One cement, one and half sand and three hard granite broken stone of 20mm size ISS gauge) for gate coloumns excluding the cost of RTS grills for reinforcement, centering and shuttering, strutting but including cost of all materials at the site of work, mixing, laying of concrete, vibrating with mechanical vibrators, ramming, consolidating finishing, curing, etc., complete complying with relevent standard specification.

Centering for soffits of RCC members including shuttering, strutting to the centering and providing supports etc. complete for the following members using MS sheets of size 90x60cm and 'BG' 10 gauge stiffened with welded M.S. angles of size 25 x 25 x 3mm laid over silver oak (country wood) joists of size 10 x 6.5 cm spaced at about 90cm C/C and casurina props of 10 to 13 cm dia (spaced at 75cm C/C) for various heights.

Plane surface

0-3.30m height

Supplying, cutting, bending, tying, fabricating and placing in position of steel rods for all RCC works including cost of steel and binding wire etc.The steel should conform to the relevant ISspecification and supplied with test certificate (Fe. 415 grade as per IS specification No.1786/ 1985 and as amended from time to time) for delivery at site of work including loading, freight, unloading, stacking, transit insurance charges etc. complete. RTS Rods

Damp proof course in CM 1:3 mix,20mm thick using 5% crude oil over basement including cost of curing, finishing etc. complete complying with standard specification and as directed by the TWAD Board Officers.

Plastering with CM 1:5 (one cement and five sand) 12mm thick for walls including cost of scaffolding, curing, finishing etc. complete complying with standard specification and as directed by the TWAD Board Officers.

Special ceiling Plastering with CM 1:3 (one cement and three sand) 12mm thick for roof slab including cost of scaffolding, curing, finishing etc. complete complying with standard specification and as directed by the TWAD Board Officers.

Flooring with Plain Cement Concrete 1:4:8 (One cement, four sand and eight hard broken granite stone of 40mm size ISS gauge) including mixing, placing the concrete in position curing etc, and finishing the top of flooring by Providing Ellis pattern flooring 1:3 (one cement and three 3mm to 10 mm hard broken stone chiipings and no sand to be added) 20 mm thick floor finish etc., complete and as directed by the TWAD Board Officers.

Weathering course with concrete broken brick jelly of 20mm size in pure slacked lime (32:12.5 proportion of brick jelly to lime) for the required slope for the average depth of 8 cm, well beaten with wooden beaters, consolidating, finishing, curing, etc. complete and Finishing the top of roof (weathering course) with one course of pressed tiles of size 20cm x 20cm x2cm using CM 1:3 mixed with crude oil 10% by weight of cement painted with same oiled mortar complying with standard specification., complete

Supply and Delivery Fabrication of MS doors with outer frame and shutter frame in MS angle of size 40mm x 40mm x 6 mm with MS flat 25mm x 25mm x 6mm and MS sheet of 18 gauge including ventilating arrangements using 20mm square MS rods with locking arrangements including two coats of approved enamel paint over coat of red oxide including cost of angles, plates, sheets, fabrication charges, cost of hold fast and transportation charges etc., complete

Fully panelled Double leaf - Door-1.00m x 2.10 m

Supply and Delivery Fabrication of MS Ventilators with outer frame and shutter frame in MS angle of size 40mm x 40mm x 6 mm with MS flat 25mm x 25mm x 6mm and MS sheet of 18 gauge including ventilating arrangements using 20mm square MS rods with locking arrangements including two coats of approved enamel paint over coat of red oxide including cost of angles, plates, sheets, fabrication charges, cost of hold fast and transportation charges etc., complete

Fully panelled Double leaf - Window (without Ventilator) 1.20 m x 0.90 m

White washing two coats with fine screened shell lime of good quality over the plastered surface including cost of lime, gum, brushes, scaffolding charges etc., complete with relevant standard specification and as directed by TWAD Board officers.

Painting two coats with approved emulsion paint over one priming coat of white cement over cement plastered wall surface and ceiling including cleaning preparing the surface and curing etc., complete (using cement paint of colour as approved by the Departmental officer) and as directed by the TWAD Board Officers.

Painting two coats with approved paint over one coat of priming coat for new iron work complying with standard specification and as directed by the TWAD Board Officers (Paint should be got approved by the Executive Engineer before use on works)

WATER SUPPLY AND SANITARY ARRANGEMENTS

Laying of G.I. Pipes and specials to proper line and level including jointing but excluding cost of pipes, specials and jointing materials for pluming works for providing water supply and sanitary works in the premises of the building

20mm GI pipe

Supply and delivery of GI pipes and specials to the site of work including loading, freight, unloading, stacking at site, transit insurance charges, etc. complete and as directed by the TWAD Board officers

20mm GI pipe

20mm GI Tee

20mm GI Elbow

20mm GI Waste not Tap

20mm G.M. Gate valve

20mm G.I union

Supplying and fixing Oriya Type Indian Water closet 580mm x 440mm with “P” or “S” Trap etc., complete complying with standard specifications and as directed by the departmental officers.(WHITE)

Wash hand basin of size 550mm x 400mm with all accessories such as cast iron bracket 32mm dia CP Waste coupling, rubber plug and chain, 32mm dia 'B' Class GI Waste pipe, 15mm dia GM Wheel valve, 15mm dia Nylong connection, 15mm dia Brass Nipples, 15mm dia CP Pillar tap without pedestal- white colour

Supply and delivery and fixing of HDPE tank 1000 liters capacity as per IS 12701 /1996 including loading, unloading,transportation and labour charges for fixing of the GI pipes and specials for pipe connection works including cutting, threading and fixing charges etc., complete and as directed by TWAD Board officers.

Earth work excavation in all types of soil for laying pipeline in respect of following size of pipe with standard trench width and required depth including shoring, struting and all other incidental works such as barricading, providing danger lights, labour for watch and ward, as directed by the TWAD Board officers. 63mm PVC pipe 4Ksc Pipe

Lowering PVC rigid pipes and specials to trench and laying to proper grade and alignment, jointing with PVC couplers with cement paste and as directed by the Board officers. 63mm PVC pipe 4Ksc Pipe

Supply and delivery of PVC rigid pipes for potable water supply with ISI marking with necessary couplers (or) bell ended pipes as specified in ISI, the required quantity of solvent cement and having the following working pressure. The cost of pipes should include loading, freight, transit insurance, incidental charges, packing, and unloading, stacking at site in good condition etc., complete as directed by the TWAD Board officers

63mm PVC pipe 4 Ksc Pipe

Supply and delivery of the following PVC fittings injection moulded/fabricated to suit PVC pipes jointing with PVC couplers with cement paste including loading, freight, unloading, stacking at site, insurance, etc., complete (mouldeditem should bear IS marking) and as directed by the TWAD Board officers

63mm PVC Bend 900

63mm PVC Saddle piece

63mm PVC End cap

20mm GM Ferrule

Construction of Septic Tank

Earthwork excavation and depositing on bank for foundation,within initial lead of 10m and initial lift of 2m including shoring, strutting and all other incidental works, as directed by the departmental Officers in the following classification of soil.

Hard stiff clay, stiff black cotton, hard red earth, shales, murams, gravel, stoney earth and earth mixed with small sized boulders and hard gravelly soil

Soft disintegrated rock, laterite, soft rock or kankar not requiring blasting

Plain Cement Concrete 1:4:8 (one cement, four sand and eight hard granite broken stone of 40mm size ISS gauge) for levelling course of foundation including mixing, placing, ramming,finishing curing etc. complete in accordance with specification and as directed by the TWAD Board Officers. Upto 1.50m depth below GL

Brick work in Cement Mortar 1:5 (one cement and five sand) using country bricks of size 22X11X5 cm in size for basement and superstructures including cost of scaffolding curing and finishing etc. complete. Below GL upto 1.50m

Plastering with CM 1:3 (One Cement and Three Sand) 12mm thick including cost of scaffolding, curing finishing etc. complete with standard specification and as directed by the TWAD Board Officers.

Supply and delivery of PVC rigid pipes for potable water supply with ISI marking with necessary couplers (or) bell ended pipes as specified in ISI, the required quantity of solvent cement and having the following working pressure. The cost of pipes should include loading, freight, transit insurance, incidental charges, packing, and unloading, stacking at site in good condition etc., complete as directed by the TWAD Board officers

110mm PVC pipe 4 Ksc

Supply and delivery of the following PVC fittings injection moulded/fabricated to suit PVC pipes jointing with PVC couplers with cement paste including loading, freight, unloading, stacking at site, insurance, etc., complete (mouldeditem should bear IS marking) and as directed by the TWAD Board officers

110mm PVC Bend

110mm Tee

Supply, delivery and fixing in position of CI manhole cover of size 600mm x 600mm with frame (heavy duty) etc., complete and as directed by the TWAD Board Officers.

Supply, delivery and filling of 40 mm size Hard broken granite stone as per type design.

Supply, delivery and filling of 20 mm size Hard broken granite stone as per type design.

Supply, delivery and filling clear river course sand for the recharge pit as per type design.

RCC 1:1.5:3 (One cement, one and half sand and three hard granite broken stone of 20mm size ISS gauge) for gate coloumns excluding the cost of RTS grills for reinforcement, centering and shuttering, strutting but including cost of all materials at the site of work, mixing, laying of concrete, vibrating with mechanical vibrators, ramming, consolidating finishing, curing, etc., complete complying with relevent standard specification.

Supplying, cutting, bending, tying, fabricating and placing in position of steel rods for all RCC works including cost of steel and binding wire etc.The steel should conform to the relevant ISspecification and supplied with test certificate (Fe.415 grade as per IS specification No.1786/1985 and as amended from time to time) for delivery at site of work including loading, freight, unloading, stacking, transit insurance charges, etc. complete.

Centering for soffits of RCC members or plane surface including shuttering, strutting to the centering and providing supports etc. complete for the following members using MS sheets of size 90x60cm and 'BG' 10 gauge stiffened with welded M.S. angles of size 25x25x3mm laid over silver oak (country wood) joists of size 10 x 6.5 cm spaced at about 90cm C/C and casurina props of 10 to 13 cm dia (spaced at 75cm C/C) for various heights and as directed by the TWAD Board Officers. The centering should be removed after the specified striping time of the concrete as per IS-456/1978.

Description of Work / Item(s)

Amount

Earthwork excavation and depositing on bank for foundation, with an initial lead of 10m and initial lift of 2m including shoring, strutting and all other incidental charges in the following classification of soil and as directed by the departmental Officers in the following classification of soil.

Sand, silt or other loose soil, wet sand or silt not under water, light black cotton soil, sandy loam and ordinary soil including excavated earth SS 20 B

Ist depth of 0m to 2.0m

2nd depth of 2.0 m to 3.0 m

Supply, delivery and filling with sand for foundation and basement as per standard specification including watering, consolidating, ramming etc., complete and as directed by TWAD Board Officers.

Plain Cement Concrete 1:4:8 (one cement, four sand and eight hard granite broken stone of 40mm size ISS gauge) for levelling course of foundation including mixing, placing, ramming, finishing curing etc. complete in accordance with specification and as directed by the TWAD Board Officers.

Beyond 1.50m to 4.50m below GL

RCC M 30 design mix concrete (Appoximately for one cum of concrete 400 kg of cement, 0.47 cum of sand with bulkage and wastage , 0.57 cum of HBS of 20 mm size, 0.28 cum of HBS stone of 10 mm size are to be used) for the following members (excluding the cost of RTS grills for reinforcement, centering and shuttering, strutting) but including cost of mixing, laying of concrete, vibrating with mechanical vibrators, ramming consolidating finishing, water charges curing etc., complete complying with relevent standard specification.

Below G.L.

below GL upto 1.50 m depth

below 1.50 m to 4.50m depth from GL

Above G.L.

Above GL upto 1.00m height

Above 1.00m upto 4.50m height

Above 4.50m to 7.32m height from GL

Above 7.32 m to 10.98 m height from GL

Above 10.98 m to 14.64 m height from GL

Above 14.64 m to 18.30 m height from GL

Centering for soffits of RCC members including shuttering, strutting to the centering and providing supports etc. complete for the following members using MS sheets of suitable size of BG o10 stiffened with welded MS angle of size 25x25x3mm for boarding laid over I type of M.S. Truss of size 25x25x3mm spacing at about 90 cm C/C and supported by 40mm GI Pipe (medium) spacing at 75mm c/c etc., complete complying with standard specifications for various heights and as directed by the TWAD Board Officers. The centering should be removed after the specified striping time of the concrete as per IS-456/1978.

Plain surface

Up to 3.30m Below GL

3.30m to 4.30 above GL

7.30m to 8.30 above GL

10.30m to 11.30 above GL

Squre coloumn

Up to 3.30m Below and Above GL

3.30m to 4.30 above GL

4.30m to 5.30 above GL

5.30m to 6.30 above GL

6.30m to 7.30 above GL

7.30m to 8.30 above GL

8.30m to 9.30 above GL

9.30m to 10.30 above GL

10.30m to 11.30 above GL

Curved surface

Up to 3.30m Below GL

3.30m to 4.30 above GL

10.30m to 11.30 above GL

Circular coloumn

Up to 3.30m Below GL

3.30m to 4.30 above GL

4.30m to 5.30 above GL

5.30m to 6.30 above GL

6.30m to 7.30 above GL

7.30m to 8.30 above GL

8.30m to 9.30 above GL

9.30m to 10.30 above GL

10.30m to 11.30 above GL

Supplying, cutting, bending, tying, fabricating and placing in position of steel rods for all RCC works including cost of steel and binding wire etc.The steel should conform to the relevant ISspecification and supplied with test certificate (Fe. 415 grade as per IS specification No.1786/ 1985 and as amended from time to time) for delivery at site of work including loading, freight, unloading, stacking, transit insurance charges etc. complete. RTS Rods

Painting two coats with approved emulsion paint over one priming coat of white cement over cement plastered wall surface and ceiling including cleaning preparing the surface and curing etc., complete (using cement paint of colour as approved by the Departmental officer) and as directed by the TWAD Board Officers.

Refilling the trenches with excavated earth (other than sand) in layers of 15cm thick, watered well rammed and consolidated etc. complete complying with standard specification removing and spreading the surplus earth at the places shown.

Disposal of surplus earth including loading & unloading ,conveyance within a distance of 5Km and spreading etc., complete and as directed by TWAD Board officers.

Supply ,delivery and fixing of RCC inside Access ladder suitable for SR with storage depth of 5.00m with Hand rails 2 nos. of size 0.15 x 0.15 x 4.56 m with steps of size 0.15 x 0.05 x 0.45 m at an interval of 0.3m c/c using M30 concrete and RTS reinforcement with main rod of 8mm 4 nos. for each Hand rails and 8mm stirrups at 0.15m c/c and with main rod of 8mm 2 nos. for each step with 8mm distributer at 0.10m c/c including cost of all materials, molding charges, all labour charges finishing curing etc.. complete as directed by TWAD Board officers.

Supply ,delivery and fixing of RCC Hand rail over the Roof of SR with RCC post of size 0.1x0.1x0.9m at an interval of 1.2m c/c and RCC Jolly of length 1.2m and Height of 0.9m each in between RCC posts using RCC 1:1.5:3 (one cement, one and a half sand and three HBG metal) using 20mm metal and RTS reinforcement as per approved pattern and design including the cost of reinforcement, centering, precasting, finishing, curing etc., complete as per standard specifications and as directed by TWAD Board officers.

Supplying and fixing in position of cut stone set in CM 1:3 (One part cement and three part sand) at bottom of inlet pipe inside the Service Reservoir for the 0.45m x 0.45m x 0.15m size.

Construction of RCC spiral staircase in RCC 1:1.5:3 (1 Cement : 1.5 Sand : 3 Coarse Aggregate) using 20 mm HBGS of 1.80 m diaMetre of required height for approach to the roof of Service Reservoir with RCC Handrails including earthwork excavation, providing CC 1:4:8 mix, RCC footing 1:1.5:3 mix, GL platform etc., and also including cost of steel reinforcement, fabrication charges, scaffolding, centering, precasting charges, cement, painting etc. complete as per standard specifications. The staircase shall be braced to the column of Service Reservoir at suitable interval. etc., complete and as directed by TWAD Board Officers

Labour Charges for Painting TWAD Emblem in accordance with the size and specification as approved by the Board including cost of all consumables etc. complete and as standard specification

Pipe Connections

CIVIL WORK

Earthwork excavation and depositing on bank for foundation, with an initial lead of 10m and initial lift of 2m including shoring, strutting and all other incidental works in the following classification of soil.

Hard stiff clay, stiff block cotton, hard red earth, shales , murram gravel, stoney earth and earth mixed with small size boulders and hard gravelly soil.

Refilling the sides of foundation with excavated earth (other than sand) in layers of 15cm thick, watered well rammed and consolidated etc. complete complying with standard specification removing and spreading the surplus earth at the placed shown as per Standard specification

Lowering the following sizes of CI pipes and specials into the trench and laying to proper grade and alignment upto 2 m depth and as per Standard specification.

300 mm dia

150 mm dia

Jointing the CI D/F pipes and specials with rubber insertion to the required specifications with MS bolts and nuts complete (including cost of jointing materials) above water level and as per Standard specification.

300 mm dia

150 mm dia

Labour charges for lifting fixing in position in vertical plane of CI D/F pipe & specials of various sizes (both standard and non standard CI pipes and specials) for lifts including scaffolding and jointing with rubber insertion sheet with MS bolts, nuts complete for inlet, outlet, overflow and scour arrangements for Service reservoirs including testing of pipeline to the required pressure with water including cost of jointing materials such as MS bolts,nuts, M.S.washers, rubber insertion sheets etc., (materials will have to be procured under separate item by the contractor).

GI/ CI Pipes and Specials

0 to 2 m height

2 to 4 m height

4 to 6 m height

6 to 8 m height

8 to 10 m height

10 to 12 m height

12 to 14 m height

14 to 16 m height

Construction of masonry valve pit as per TWAD Type design for Sluice Valve, Scour Valve, Air Valve including fixing the valves including earth work excavation for foundation, P.C.C. 1:4:8 using 40mm HBG metal for levelling course, brick work in CM 1:5 for side wall, plastering with CM 1:3, 12mm thick, RCC 1:1.5:3 using 20mm HBG stone jelly for cover slab, providing cut stone in CM 1:3 including supply, fabricating and placing of RTS grills for the following valves including charges for precasting and fixing surface box, valves and specials in position, refilling the sides of the pit etc., complete.

Sluice Valve in masonry pit as per Type Design Plan No.2 Plate 1/5 to 5/5 CE/P&D Madras.

300 mm dia Sluice Valve pit

Supply and delivery of Ductile Iron fittings conforming to IS 9523 - 2000 with inside lining with cement mortar of standard thickness and specifications and outside coating of metallic zinc as per IS specification. The rate including, loading transportation insurance and unloading at site of work etc., complete and as directed by TWAD Board Officers.

300 mm dia (All Flange)

150 mm dia (All Flange)

Supply, delivery and fixing in position of CI manhole cover of size 600 mm x 600 mm with frame (heavy duty) etc., complete and as directed by the TWAD Board Officers.

Supply and delivery of Cast Iron double flanged sluice valve including cost of the following sizes with cap of class PN 1.6 with non raising high tensile brass spindle valve operating in anticlockwise direction with IS marking suitable for use in water supply main including, loading, freight, unloading insurance and stocking at site. and all the incidental charges etc., complete and as directed by TWAD Board officers.

Rain Water Harvesting

Rain water harvesting work Parapet Wall over roof slab for rain water harvesting arrangement

Brick Work in CM 1:6 (One cement and Six sand)using country bicks of size 8.75" x 4.25" x 2" including for parapet wall alround roof slab as directed by TWAD board officers.

Plastering in CM 1:5 (One cement and five sand) - 12mm thick alround parapet over roof slab icluding finishing curing etc., omplete and as directed by TWAD board officers.

Plastering in CM 1:3 (One cement and three sand) - 20 mm thick over roof slab of reservoir with proper gradient of 1/500 for drain the rain water at the center of roof slab by connecting the rain water harvesting pipes with over flow pipe as per type design and as directed by TWAD board officers

Applying two coats of cement paint over cement plastered wall surfaces with approved colour mixing pigments over one coat of white washing for the cement plastered / new surface for all internal and external surface including cleaning, preparing surface, curing etc.

Construction of Recharge / soak pit for rain water harvesting for reservoir with flat roof.

Earthwork excavation and depositing on bank for foundation, with an initial lead of 10m and initial lift of 2m including shoring, strutting and all other incidental works in the following classification of soil.

First Depth of 0 to 2.00 m

Hard stiff clay, stiff black cotton, hard red earth, shales, murams, gravel, stoney earth and earth mixed with small sized boulders.

Brick work in CM 1:6 (One cement and six sand) using country bricks of size 8.75" x4.25"x2" including curing etc., complete for parapet well alround roof slab as directed by TWAD Board officers.

Supply, delivery and filling clear river course sand for the recharge pit as per type design.

Supply, delivery and filling of 20 mm size brick bats as per type design.

Supply, delivery and filling of 40mm size brick bats as per type design.

Fabrication of precast slab in RCC 1:1½:3 (one cement, one and half sand, three HBS) mix slab 1.25 m x 1.25 x 0.075 m laid over RWH pit including cost of materials, mixing, finishing, curing, placing etc., complete

Supplying, cutting, bending, tying, fabricating and placing in position of steel rods for all RCC works including cost of steel and binding wire etc. The steel should confirm to the relevant IS specification and supplied with test certificate (Fe. 415 grade as per IS specification No.1786/1985 and as amended from time to time) for delivery at site of work including loading, freight, unloading, stacking, transit insurance charges, etc. complete.

Moulding charges for pre-cast slab including cost of all materials etc., complete and as directed by TWAD Board Officers

Supply and fixing of rain water pipe & specials

110mm OD PVC 4KSC Pipe

Description of Work / Item(s)

Amount

Earthwork excavation and depositing on bank for foundation, within initial lead of 10m and initial lift of 2m including shoring, strutting and all other incidental works, as directed by the departmental Officers in the following classification of soil.

In hard stiff clay, stiff black cotton hard red earth, shales, murams gravel stoney earth and earth mixed with small size boulders and hard gravelly soil.

Ist depth of 0m to 2m

Plain Cement Concrete 1:4:8 (one cement, four sand and eight hard granite broken stone of 40mm size ISS gauge) for levelling course of foundation including mixing, placing, ramming, finishing curing etc. complete in accordance with specification and as directed by the TWAD Board Officers. Up to 1.50m below GL

RCC 1:2:4 (One cement, two sand and four HBS) concrete using HBG stone of 20mm size for the following members (excluding the cost of RTS grills for reinforcement, centering and shuttering, strutting) but including cost of mixing, laying of concrete, vibrating with mechanical vibrators, ramming consolidating finishing, curing etc., complete complying with relevent standard specification and as directed by the TWAD Board Officers.

Upto 1.50m below GL

Brick work in Cement Mortar 1:5 (one cement and five sand) using country bricks of size 22X11X5 cm in size for basement and superstructures including cost of scaffolding curing and finishing etc. complete and as directed by TWAD BOARD Officers.

Below GL - Main walls All round

Above GL - Main walls All round

Supplying, cutting, bending, tying, fabricating and placing in position of steel rods for all RCC works including cost of steel and binding wire etc.The steel should conform to the relevant ISspecification and supplied with test certificate (Fe. 415 grade as per IS specification No.1786/ 1985 and as amended from time to time) for delivery at site of work including loading, freight, unloading, stacking, transit insurance charges, etc. complete. RTS Rods

Centering for soffits of RCC members including shuttering, strutting to the centering and providing supports etc. complete for the following members using MS sheets of size 90x60cm and 'BG' 10 gauge stiffened with welded M.S. angles of size 25x25x3mm laid over silver oak (country wood) joists of size 10 x 6.5 cm spaced at about 90cm C/C and casurina props of 10 to 13 cm dia (spaced at 75cm C/C) for various heights.

Plane surface (Above GL & Below GL)

0-3.30m height

Plastering with CM 1:5 (one cement and five sand) 12mm thick for walls including cost of scaffolding, curing, finishing etc. complete complying with standard specification and as directed by the TWAD Board Officers.

White washing two coats with fine screened shell lime of good quality over the plastered surface including cost of lime, gum, brushes, scaffolding charges etc., complete with relevant standard specification and as directed by TWAD Board officers.

Colour washing two coats using approved colour and quality over two coats of white washing, cost of all meterials, labour charges, cleaning and preparation of the surface and curing etc.,complete with relevant standard specification and as directed by TWAD Board officers.

Supplying,fabricating and fixing of MS Grill gate in front side (3 m x 1.50 m) two sleeves including all costs for fixing etc., complete and as directed by TWAD Board officers.

Painting two coats with approved paint over one coat of priming coat for new iron work complying with standard specification and as directed by the TWAD Board Officers (Paint should be got approved by the Executive Engineer before use on works)

Description of Work / Item(s)

Amount

Earthwork excavation and depositing on bank for foundation, with an initial lead of 10m and initial lift of 2m including shoring, strutting and all other incidental charges in the following classification of soil and as directed by the departmental Officers in the following classification of soil.

Ist depth of 0m to 2.0m

Sand, silt or other loose soil, wet sand or silt not under water, light black cotton soil, sandy loam and ordinary soil including excavated earth SS 20 B

Soft disintegrated rock, laterite, soft rock or kankar not requiring blasting

Medium rock and dense medium rock not requiring blasting.

2nd depth of 2.0m-3.0m

Medium rock and dense medium rock requiring blasting.

Supply, delivery and filling with sand for foundation and basement as per standard specification including watering, consolidating, ramming etc., complete and as directed by TWAD Board Officers.

Plain Cement Concrete 1:4:8 (one cement, four sand and eight hard granite broken stone of 40mm size ISS gauge) for levelling course of foundation including mixing, placing, ramming, finishing curing etc. complete in accordance with specification and as directed by the TWAD Board Officers. Upto 1.50 m below GL

RCC M 30 design mix concrete (Appoximately for one cum of concrete 400 kg of cement, 0.47 cum of sand with bulkage and wastage , 0.57 cum of HBS of 20 mm size, 0.28 cum of HBS stone of 10 mm size are to be used) for the following members (excluding the cost of RTS grills for reinforcement, centering and shuttering, strutting) but including cost of mixing, laying of concrete, vibrating with mechanical vibrators, ramming consolidating finishing, water charges curing etc., complete complying with relevent standard specification.

Below G.L.

1.50 m to 4.50m depth

Upto 1.50 m depth

Above G.L.

Above GL upto 4.50m height

Above 4.50m to 7.32m height from GL

Centering for soffits of RCC members including shuttering, strutting to the centering and providing supports etc. complete for the following members using MS sheets of suitable size of BG o10 stiffened with welded MS angle of size 25x25x3mm for boarding laid over I type of M.S. Truss of size 25x25x3mm spacing at about 90 cm C/C and supported by 40mm GI Pipe (medium) spacing at 75mm c/c etc., complete complying with standard specifications for various heights and as directed by the TWAD Board Officers. The centering should be removed after the specified striping time of the concrete as per IS-456/1978.

Plain surface

Up to 3.30m Below GL

3.30m to 4.30 above GL

Squre coloumn

Up to 3.30m Below and Above GL

Curved surface

Up to 3.30m Below GL

3.30m to 4.30 above GL

Circular coloumn

0 m to 3.30 height

Supplying, cutting, bending, tying, fabricating and placing in position of steel rods for all RCC works including cost of steel and binding wire etc.The steel should conform to the relevant ISspecification and supplied with test certificate (Fe. 415 grade as per IS specification No.1786/ 1985 and as amended from time to time) for delivery at site of work including loading, freight, unloading, stacking, transit insurance charges etc. complete. RTS Rods

Painting two coats with approved emulsion paint over one priming coat of white cement over cement plastered wall surface and ceiling including cleaning preparing the surface and curing etc., complete (using cement paint of colour as approved by the Departmental officer) and as directed by the TWAD Board Officers.

Supplying and fixing in position of cut stone set in CM 1:3 (One part cement and three part sand) at bottom of inlet pipe of size 0.45m x 0.45m x 0.15m for the Service Reservoir etc., complete and as directed by TWAD Board officers.

Providing and fixing RCC inside access ladder of approved pattern and design in RCC M30 0.40m width, 0.10m thickness, 0.12m breadth for side post, 0.05m thickness 0.12m breadth for steps MS Sheets weight 85 Kg and MS Angle weight 62.392 Kg with suitable inclination including cost of cement, reinforcement, centering, lifting and moulding charges, finishing, curing etc., complete and as directed by TWAD Board Officers

Supply, delivery and fixing in position of MS ladder of the following specifications with all features such as M.S.Angles for landind and clamps for fixing the laddeer with coloumn /brace for stability. The ladder shoukd be made of 65x65x6 mm equal angles for both sides and with necessary locking arrangements systems so as to avoid any damage by miscreants. The ladder should be painted with one coat of red oxide and two coat of black paint etc., as directed by TWAD Board officers

Supply, delivery and fixing in position of CI manhole cover of size 600mm x 600mm with frame (heavy duty) etc., complete and as directed by the TWAD Board Officers.

Supply, delivery and fixing in position of enamel coated "water level indicator" with ball floating and all accessories of approved pattern and design, in the outer surface of the side wall of Sump to read the water level of the required height and as directed by TWAD Board Officers.

Supply and fixing of RCC 1:1.5:3 mix RCC hand rails of 0.90m height over the top of the roof slab of approved pattern and design including the cost of cement, reinforcement, centering, precasting, finishing, curing cement painting the surfaces etc., complete.

Providing and fixing of RCC 1:2:4 (one cement, two dand and four course aggregate of 20 mm size hard blue granite broken stone) for ventilators of approved pattern including cost of cement, reinforcement, centering, shuttering, strutting etc., complete and as directed by TWAD Board Officers.

Labour Charges for Painting TWAD Emblem in accordance with the size and specification as approved by the Board including cost of all consumables etc. complete and as standard specification

Pipe Connection Work

CIVIL WORK

Earthwork excavation and depositing on bank for foundation, with an initial lead of 10m and initial lift of 2m including shoring, strutting and all other incidental works in the following classification of soil.

Sand, silt or other loose soil, wet sand or silt not under water, light black cotton soil, sandy loam and ordinary soil including excavated earth SS 20 B

300 mm DI pipe

Refilling the sides of foundation with excavated earth (other than sand) in layers of 15cm thick, watered well rammed and consolidated etc. complete complying with standard specification removing and spreading the surplus earth at the placed shown as per Standard specification

300 mm DI pipe

Lowering the following sizes of DI pipes and specials into the trench and laying to proper grade and alignment upto 2 m depth and as per Standard specification.

300 mm DI pipe

150 mm DI pipe

Jointing the CI D/F pipes and specials with rubber insertion to the required specifications with MS bolts and nuts complete (including cost of jointing materials) above water level and as per Standard specification.

300 mm DI pipe

150 mm DI pipe

Labour charges for lifting fixing in position in vertical plane of CI D/F pipe & specials of various sizes (both standard and non standard CI pipes and specials) for lifts including scaffolding and jointing with rubber insertion sheet with MS bolts, nuts complete for inlet, outlet, overflow and scour arrangements for Service reservoirs including testing of pipeline to the required pressure with water including cost of jointing materials such as MS bolts,nuts, M.S.washers, rubber insertion sheets etc., (materials will have to be procured under separate item by the contractor).

GI/ CI Pipes and Specials

0 to 2m height

2 to 4m height

4 to 6m height

6 to 8m height

Construction of masonry valve pit as per TWAD Type design for Sluice Valve, Scour Valve, Air Valve including fixing the valves including earth work excavation for foundation, P.C.C. 1:4:8 using 40mm HBG metal for levelling course, brick work in CM 1:5 for side wall, plastering with CM 1:3, 12mm thick, RCC 1:1.5:3 using 20mm HBG stone jelly for cover slab, providing cut stone in CM 1:3 including supply, fabricating and placing of RTS grills for the following valves including charges for precasting and fixing surface box, valves and specials in position, refilling the sides of the pit etc., complete and as directed by TWAD Board officers

Sluice Valve in masonry pit as per Type Design Plan No.2 Plate 1/5 to 5/5 CE/P&D Madras.

300 mm dia Sluice Valve pit

Supply and delivery of Ductile Iron fittings conforming to IS 9523 - 2000 with inside lining with cement mortar of standard thickness and specifications and outside coating of metallic zinc as per IS specification. The rate including, loading transportation insurance and unloading at site of work etc., complete and as directed by TWAD Board Officers.

300 mm dia (All Flange)

150 mm dia (All Flange)

Supply and delivery of DI D/F Gate sluice valves (soft seated) resilient seated soft sealing Gate Valves(Sluice Valves) with body Bonnet of Ductile cast iron of Grade GGG 40 or equivalent grade, Wedge fully rubber lined with EPDM replaceable spindle nut without gland packing and with 3 O- Ring protection on the shaft and seals of NBR and the valves should be of Vacuum tight and 100% leak proof with face to face dimensions as per BS 5163-89/ ISI 14846-2000/DIN 3202 F4. All the valves should be with electrostatic powder coating both inside and out side with pocket less straight through body passage. All the valves are to be compatible for buried application with pressure rating PN 10/16 and with 5 years warranty

Supply, delivery and fixing in position of CI manhole cover of size 600mm x 600mm with frame (heavy duty) etc., complete and as directed by the TWAD Board Officers.

Rain water harvesting work Parapet Wall over roof slab for rain water harvesting arrangement

Brick Work in CM 1:6 (One cement and Six sand) using country bicks of size 8.75" x 4.25" x 2" including for parapet wall alround roof slab as directed by TWAD board officers.

Plastering with CM 1:5 (one cement and five sand) 12mm thick for walls including cost of scaffolding, curing, finishing etc. complete complying with standard specification and as directed by the TWAD Board Officers.

Plastering in CM 1:3 (One cement and three sand) - 12mm thick over roof slab of reservoir with proper gradient of 1/500 for drain the rain water at the center of roof slab by connecting the rain water harvesting pipes with over flow pipe as per type design and as directed by TWAD board officers

Painting two coats with approved emulsion paint over one priming coat of white cement over cement plastered wall surface and ceiling including cleaning preparing the surface and curing etc., complete (using cement paint of colour as approved by the Departmental officer) and as directed by the TWAD Board Officers.

Construction of Recharge / soak pit for rain water harvesting for reservoir with flat roof.

Earthwork excavation and depositing on bank for foundation, with an initial lead of 10m and initial lift of 2m including shoring, strutting and all other incidental works in the following classification of soil.

First Depth of 0 to 2.00 m

Sand, silt or other loose soil, wet sand or silt not under water, light black cotton soil, sandy loam and ordinary soil including excavated earth SS 20 B

Brick work in CM 1:6 (One cement and six sand) using country bricks of size 8.75" x4.25"x2" including curing etc., complete for parapet well alround roof slab as directed by TWAD Board officers.

Supply, delivery and filling clear river course sand for the recharge pit as per type design.

Supply, delivery and filling of 20 mm size brick bats as per type design.

Supply, delivery and filling of 40mm size brick bats as per type design.

Fabrication of precast slab in RCC 1:2:4 (one cement, two sand, four HBS) 50mm thickness including cost of finishing, curing etc excluding cost of reinforcement fabrication, centering charges etc complete

Supplying, cutting, bending, tying, fabricating and placing in position of steel rods for all RCC works including cost of steel and binding wire etc. The steel should confirm to the relevant IS specification and supplied with test certificate (Fe. 415 grade as per IS specification No.1786/1985 and as amended from time to time) for delivery at site of work including loading, freight, unloading, stacking, transit insurance charges, etc. complete.

Moulding charges for pre-cast slab including cost of all materials etc., complete and as directed by TWAD Board Officers

Supply and fixing of rain water pipe & specials

110mm OD PVC 4KSC Pipe

110mmx90 deg PVC bend

M/s Maruthi Construction

M/s Maruthi Construction

M/s Maruthi Construction

M/s Maruthi Construction

M/s Maruthi Construction

M/s Maruthi Construction

M/s Maruthi Construction

M/s Maruthi Construction

M/s Maruthi Construction

M/s Maruthi Construction

M/s Maruthi Construction

M/s Maruthi Construction

M/s Maruthi Construction

M/s Maruthi Construction

M/s Maruthi Construction

M/s Maruthi Construction

M/s Maruthi Construction

M/s Maruthi Construction