KNMT 2025-26 Melagaram Improvement of Water Supply System at Melagaram Town Panchayat, Tenkasi District

Supplying and conveying to site, the following sizes of HDPE pipes of class PN6 (PE-100) confirming to IS:4984/1995, as specified in Technical specifications in standard lengths including labour charges for loading, unloading and stacking at site and transportation charges etc., complete as per standard specifications and as directed by the Engineer in Charge.

For Distribution System

90mm HDPE PN6 Class Pipe

90mm HDPE PN10 Class Pipe

For Pumping main 110mm HDPE PN10 Class Pipe

125mm HDPE PN10 Class Pipe

140mm HDPE PN10 Class Pipe

Supply, delivery of HDPE Specials As Per IS 1736-1995 including unloading, transportation and stacking charges.Specials for HDPE pipes as per IS 8360/1977/ Part I(Reaffirmed 1992) Part II and III (Reaffirmed 2002). Reaffirmed to IS 4984-2016 conveyance to work site etc., complete as directed by the Engineer in charge.

HDPE Specials for Distribution System

90mm - 90° Bend - PN6 Class

90mm x 90mm x 90mm - Equal Tee - PN6 Class

HDPE Speial for Puping main

90mm - 90° Bend - PN10 Class

1100mm - 90° Bend - PN10 Class

125mm - 90° Bend - PN10 Class

110mm x 110mm x 110mm - Equal Tee - PN10 Class

125mm x 125mm x 125mm - Equal Tee - PN10 Class

140mm x 140mm x 140mm - Equal Tee - PN10 Class

125 mm X 90 mm - Reducer - PN10 Class

125 mm X 110 mm - Reducer - PN10 Class

140 mm X 90 mm - Reducer - PN10 Class

140 mm X 125 mm - Reducer - PN10 Class

Supply and Delivery of DI D/F Gate valves (Soft Seated) resilient seated softsealing gate valves (sluice valves) with body bonnet of ductile cast iron of gradeGGG40 or equivalent grade, wedge fully rubber lined with EPDM, replaceable spindlenut, without gland packing and with 3 O-Ring protection on the shaft and seals ofNBR and the valves should be of vaccum tight and 100% leak proof with face toface dimentions as EPR BS 5163-89/ ISI 14846-2000/ DIN 3202 F 4. All the valvesshould be with electrostatic powder coating both inside and outside with pocketless straight thro' body passage. All the valves are to be compatible for burriedapplication with pressure rating PN 10/16 and Supply, delivery of Ductile Iron Specials as Per IS 9523/2000 including unloading, transportation and stacking charges for fixing of valves with specials including labour charges for lowering, laying, jointing etc complete as directed by Engineer in Charge

DI D/F Gate Valves with Specials

100 mm DI D/F Gate Valve PN 16 in 100mm DI main with fixing of DI Specials as per IS 9523/2000 including loading, transportation and Stacking Charges as per the following sizes as per the drawing, details of valves and specials as below

100 mm DI D/F Gate Valve PN 16 - 1 No 100 D.I.Flg /skt T.P. - 1 No 100 D.I.Flg /spgt T.P. - 1 No 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 - 2 Nos - 100 mm Jointing the C.I/ D.I-S/S pipes and specials with neat cement or cement mortar and spun yarn including caulking the joints, curing. (including cost of jointing materials)- 2 Nos- 100 mm

Supply and Delivery of Tamper proof DI single chamber double orifice, triple function (ventilating, admitting and venting during operation) 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 with 5 years Supply, delivery of Ductile Iron Specials as Per IS 9523/2000 including unloading, transportation and stacking charges for fixing of valves with specials including labour charges for lowering, laying, jointing etc complete as directed by Engineer in Charge

50 mm DI Single chamber Air release valve in 100 mm DI main with fixing of DI Specials as per IS 9523/2000 and GI Specials as per IS 1239/ Part II including loading, transportation and Stacking Charges as per the following sizes as per the drawing, details of valves and specials as below

100 x 100 x 80 mm DI A / F Tee - 1 No 100 mm DI Flanged Socket T.P. - 1 No 100 mm DI Flanged Spigot T.P. - 1 No 80 x 50 mm G.I. Reducer heavy - 1 No 80 mm G.I. Flange - 1 Set 50 mm G.I.Pipe - 0.15 m 50 mm G.I. Flange - 1 set C.I Surface box - 1 No 50 mm DI Single chamber Air release valve - 1 No

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 - 2 Nos - 100 mm

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 - 1 No - 80 mm

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 - 1 No - 50 mm

Jointing the C.I/ D.I-S/S pipes and specials with neat cement or cement mortar and spun yarn including caulking the joints, curing. (including cost of jointing materials)- 1 No -100mm dia

80 mm G.I.Pipe - 0.15 m

Earth work excavation and depositing on bank with an initial lead of 10m and initial lift of 2m inthe following classification including otherincidental charges such as barricading etc'excluding refilling in sand,silt or other loose soil, light black cotton soil, sandy loam and ordinary soil for laying of follwing sizes of pipes

For Distribution System

90mm HDPE PN6 Class Pipe

For Pumping main

90mm HDPE PN10 Class Pipe

110mm HDPE PN10 Class Pipe

125mm HDPE PN10 Class Pipe

140mm HDPE PN10 Class Pipe

Refilling with excavated soil (other than sand)complying with standard specification in layers of 15cm watered well rammed and consolidated after the pipes and specials are laid,jointed and tested etc. and removing and depositing the surplus earth at the places shown by the TWAD Board Officers.

For Distribution System

90mm HDPE PN6 Class Pipe

For Pumping main

90mm HDPE PN10 Class Pipe

110mm HDPE PN10 Class Pipe

125mm HDPE PN10 Class Pipe

140mm HDPE PN10 Class Pipe

Lowering HDPE pipes and specials to trench and laying to proper grade and alignment complete as per standard specifications and as directed by the Engineer in Charge.

For Distribution System

90mm HDPE PN6 Class Pipe

For Pumping main

90mm HDPE PN10 Class Pipe

110mm HDPE PN10 Class Pipe

125mm HDPE PN10 Class Pipe

140mm HDPE PN10 Class Pipe

Jointing HDPE Pipes and Specials by butt fusion welding / electro fusion welding joints using fusion equipment as per ISO 21307-2011 and as per IS 7634 (part-2) : 2012 including cost of hire charges for butt fusion equipment power supply arrangements etc., complete as per directed by Engineer in Charge.

For Distribution System

90mm HDPE PN6 Class Pipe

For Pumping main

90mm HDPE PN10 Class Pipe

110mm HDPE PN10 Class Pipe

125mm HDPE PN10 Class Pipe

140mm HDPE PN10 Class Pipe

Testing of M.S. / C.I. / D.I / P.V.C. / H.D.P.E / pipes with hydraulic testing equipment by filling with waterand 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.

For Distribution System

90mm HDPE PN6 Class Pipe

For Pumping main

110mm HDPE PN10 Class Pipe

125mm HDPE PN10 Class Pipe

Valve Chamber :Construction of masonry valve chamber:

Earth work excavation for foundation in Hard stiff clay, stiff black cotton, hard red earth, shales murram, gravel,stoney earth and earth mixed with small size boulders SS.20B and Sand, silt or other loose soil, wet sand,or silt not under water, light black cotton soil, sandy loam ordinary soil and to full depth as may be directed except in hardrock requiring blasting inclusive of shoring shuttering and baling out water and cleaning and levelling the site etc.,complete 10 cum

Plain Cement Concrete 1:5:10 (One Ordinary Portland Cement (OPC), Five fine aggregates and Ten coarse aggregates) using 40mm size ISS HBG metal including cost and conveyance of all materials to site and including for the mixing, laying and labour charges etc., complete as per standard specification - By Mechanical Means

Brick work in CM 1:5(One Ordinary Portland Cement (OPC) & Five Sand) using ground moulded Second Class Chamber burnt bricks of size 9'' x 4 3/8'' x 2 3/4'' standard specification including finishing, curing, etc., complete complying with standard specification - 100cft

Plastering with cement mortar (1:3) 12 mm thick in all floors including cost and conveyance of all materials to site and labour charges etc, complete complying with standard specifications (S.I.309)

RCC (M20) Precast Slab of 0.15m thickness using 20mm thick hard broken stone jelly and river sand excluding the cost of reinforcement grills and fabrication charges but including moulding, curing, finishing charges and fixing in position neatly complying with standard specification and as directed by the Departmental Engineer etc. complete-

Supply and Fixing of Cut Stone Slab all faces dressed including cost and conveyance of all materials to site and including for the mixing, laying and labour charges etc., complete as per standard specification

CI surface box at a of size 100x125x150 mm conforming to IS 3950 having hinged and weighting not less than 14 kg.The surface box shall be fixed on top of the RCC cover slab during the casting of slab for key rod operation. The surface box shall be painted with 3 coats of black bitumastic paint

Refilling the trenches with suitable excavated earth available in layers of 150 mm thick, watering, ramming & consolidation complete as directed by the Engineer in charge

Conveyance of excess earth to a distance not exceeding 5km as directed by the Corporation Engineer including cost of loading, transportation and unloading charges etc complete (Total Earthwork Quantity - Refilling Quantity)

Valve Chamber - 1.20 m x 1.20 m x 1.20 m

For 100 mm DI D/F Gate Valve PN 16 in 100mm DI main with fixing of DI Specials as per IS 9523 / 2000 including loading transporation and staking charges as per the following sizes as per the drawing details of valves and specials

For 50 mm DI Single Chamber Air release valve in 100 mm DI main with fixing of DI Specials as per IS 9523/2000 and GI Specials as per IS 1239/ Part II including loading transportation and stakcing charges as per the following sizes as per the drawing, details of valves and specials

Disposal of surplus earth including loading & unloading, conveyance within a distance of 5 Km and spreading as directed by the Engineer in Charge. For Pipe Quantity and Road Restoration

For Distribution System

For Pumping main

For Proposed Open well 2 Nos

Labour charges for cutting open roads in BT / WBM for laying of water supply pipe line measurement

Dismantling concrete roads for laying pipe line excluding cost of earth work in linear measurement

BARRICADING FOR PIPELINE WORKS FOR THE WSS WORK: Barricading work (Where, there is less traffic areas and broader roads etc.) for laying of pipe line using casurina poles at 1.50m center to center (8cm to 10cm dia and 1.80m height) vertical with horizontal poles in three rows including painting the vertical poles in the road facing sides with ready mix paint, tying the vertical and horizontal poles with coir rope including fixing charges and fixing 75mm dia reflectors including earth work excavation for fixing vertical posts and finally removing and stacking the materials safely for further use etc., complete and as directed by department officers.

For Distribution System

For Pumping main

BARRICADING FOR PIPELINE WORKS FOR THE WSS WORK: Barricading work (Where the lines are in narrow width of municipality area, busy streets like Market, Bus-stand and in the Highways etc.) for laying of pipe line using casurina poles at 1.50m center to center (8cm to 10cm dia. and 1.80m height) vertical with horizontal poles in two rows, painting the vertical poles in the road facing sides with ready mix paint, tying the vertical and horizontal poles with coir rope including supplying, delivery and fixing of GI sheet (0.90m x 0.8mm thick) in the horizontal poles and fixing 75mm dia. reflectors including earth work excavation for fixing vertical posts and finally removing and stacking the materials safely for further use etc., complete and as directed by Departmental officers.

HSC for HDPE Mains - 20 mm Size

Labour for cutting open road for laying water mains or sewer.B.T. Roads (or) Maccadam road.

Earth work excavation and depositing on bank with initial lead of 10 m and lift of 2 M in narrow trenches for laying of pipes for water supply and sewerage works in the following type of soils Hard stiff clay, stiff black cotton, hard red earth, shales, murram gravel, stoney earth and earth mixed with small size boulders and hard gravelly soil. as directed by Departmental officers

Refilling with excavated soil (other than sand) complying with the standard specification for filling in foundation and basement (total earth work quantity - volume of the pipe)

HSC Connection in HDPE Mains for Water Supply Scheme Supply, delivery of the following Electrofusion tapping saddle PE 80 blue, PN 12.5 with female threaded metal insert of SS 304 as per standards BS EN 12201 tested as per BS 6920 for drinking water in WRCNSF ltd, UK. (Non Wrap with top loading type). Sizes:63mm to 315mm dia distribution HDPE pipes. shall as detailed in a drawing furnished.

Supply, delivery of Brass Ferrule as per IS 319 grade of sizes 15mm, 20mm and 25mm size and threaded as per IS :554 BSPT, ISO:7-1 to suit the corresponding bore sizes of 15mm dia size ( 1/2", ) in the saddle Connection .as per IS :554 BSPT, ISO:7-1

Supply, delivery of Poly Propylene compression Male Threaded Adaptor with metal insert of SS 304 as per standards ISO 14236 and Tested as per BS 6920 in WRC-NSF LTD, UK suitable for 20mm, OD MDPE pipes

Supply, delivery of Poly propylene 90 Degree Compression elbow with compression joint at both ends as per standards ISO 14236 and Tested as per BS 6920 in WRC-NSF LTD, UK suitable for 20mmOD MDPE pipes

Supply, delivery Poly Propylene compression Female Threaded Adaptor with metal insert of SS 304 as per standards ISO 14236 and Tested as per BS 6920 in WRC-NSF LTD, UK for connecting 20mm, 20mm and 25mm outlet points of Brass ferrule of sizes 15mm respectively.

Supply, delivery of MDPE PE 80 Blue pipe as per standards ISO 4427 and Tested as per BS 6920 in WRC-NSF LTD, UK

U PVC ball valve with one side compression end and other side female end as per ISO 4422-4 and Tested as per BS 6920 in WRC-NSF LTD, UK,size : 20mm ODx1/2"ID, 25mm ODX1/2"ID and 32mm OD X 3/4" ID

Supply and delivery of Flow control valve of 10 LPM discharge

Supply and delivery of protection box of size 20cm x 30cm for fixing of Water Meter. The box should be rectangular base in construction and material of construction should be weather resistant polyethylene (PE) blue /black .Reinforcement rips should be provided at the walls of the box. Box should be at two components comprising body and lid. Lid should be press fitted to the body. No hinges should be used for opened /closed. Operation meter box should be provided with built in lock. The body as inlet and outlet windows to pass the pipe through suitable for use with pipes of sizes up to 1" .Base of the box should be designed in such a way .That the box can be installed to the floor/wall using anchor Bolts / screws without grouting the entire base of the meter Box .Provision for fixing Name plate showing the name of the Department etc., complete and as directed by the Engineer in Charge.

Supply and delivery of Multi Jet water meter with removal mechanism water meters confirming to ISO 4064 Class B or IS 779 Standards with type test certificates for Routine Test, IP 68 Test certificates issued by FCRI/NABL Accredited Lab. The water meter shall have magnetic or mechanical drivers or shall be versatile for installation in Horizontal position. The meters shall be hydrodynamically or hydrostatically balanced. The runner, runner chamber, pointers of the meter shall be as per ISO 4064 Class B specification. Dry dial excavated counter housing fully protected against flooding ensuring easy reading in all climatic conditions. The meters shall be inferential, Dry-Dial Type, Class B with straight reading Cyclometer with inbuilt filter basket, Meter body shall be of Brass body confirming to DCB2 material specifications and suitable for drinking water applications. The body shall be painted, or powder coated. Each water meter shall be supplied with Brass Nut and tailpieces, protective top lid, secured by a robust hinge with sealing facilities for couplings. The process connections shall be screwed ends with BSP Threads. Each water meter shall be tested for a maximum pressure rating up to 16 Bar. Water meter shall be supplied with manufacturer Calibration & hydrotest certificate. The dimensions must comply to IS 779 standards

Lowering MDPE pipes and specials to the trench and laying to proper grade and alignment, jointing with couplers with cement past etc coplete for the pipes size upto 40mm dia OD MDPE Pipes

Jointing HDPE Pipes and Specials by butt fusion welding / electro fusion welding joints using fusion equipment as per ISO 21307-2011 and as per IS 7634 (part-2) : 2012 including cost of hire charges for butt fusion equipment power supply arrangements etc., complete as per directed by Engineer in Charge.

Labour charges for drilling, cutting, Threading and Fixing Ferrules in distribution pipes.

Plain Cement Concrete 1:5:10 (One Ordinary Portland Cement (OPC), Five fine aggregates and Ten coarse aggregates) using 40mm size ISS HBG metal including cost and conveyance of all materials to site and including for the mixing, laying and labour charges etc., complete as per standard specification - By Mechanical Means

Below GL 0 - 1.50 m Depth

For Pumping main

For Distribution System

Below GL 1.50 - 4.50 m Depth

For 0.30 LL OHT - 1 No

Below GL 4.50 - 9.00 m Depth

For Open well 2 No

P.C.C 1:2:4 (one cement, two sand and four coarse aggregate) using Ordinary Portland cement and 20 mm H.B.G stone including mixing concrete, laying, curing and compacting of concrete etc., complete and as directed by the Engineer in charge.

Earth work open well excavation, complying with relevant clauses of T.N.D.S.S. Well sinking and with lead upto 10 metres

All Soil (Sand, silt or other loose soil, Wet sand or silt not under water, light black cotton soil, sandy loam and ordinary soil and Hard stiff clay, stiff black cotton soil, hard red earth, shales,murrams gravel, stoney earth and earth mixed with small size boulders and hard gravelly soil)

First Depth of 0 - 2 m

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

2 - 4 m depth

4 - 6 m depth

Medium Rock and Dense Medium Rock not requiring blasting

6 - 8 m depth

Dense Medium Rock requiring blasting

8 - 10 m depth

10 - 12 m depth

Hard Rock requiring blasting

12 - 14 m depth

14 - 16 m depth

16 - 18 m depth

18 - 20 m depth

Earth work excavation and depositing on bank with initial lead of 10m and initial lift of 2m and as directed by the departmental officers and clearing and levelling the site, etc., complete complying with standard specification.

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 and Hard stiff clay, stiff black cotton, hard red earth, shales, murram, gravel, stoney earth and earth mixed with small size boulders SS 20B

0 - 2 m Depth

For Compound Wall

For 0.30 LL OHT - 1 No

Soft disintegrated rock or kankar ctc not requiring blasting

2 - 3 m Depth

For 0.30 LL OHT - 1 No

Providing and laying in position Standardised Concrete Mix M-20 Grade in accordance with IS 456 - 2000 using 20mm and down graded hard broken granite stone jelly for all RCC items of works with minimum Ordinary Portland Cement (OPC) content of 325Kg/ cum and maximum water cement ratio of 0.55 including admixture (Plasticiser / super plasticiser) in recommended proportions as per IS 9103 to accelerate, related setting of concrete, improve workability without impairing strength and durability with about (5.0cum), 7730Kg of 20mm machine crushed stone jelly and with about (3.3 cum), 5156kg of 10 - 12mm machine crushed stone jelly and with about (4.79cum)

7670 kg of sand, but excluding cost of reinforcement grill and fabricating charges centering and shuttering but including laying, vibrating with mechanical vibrators, finishing, curing, etc and providing fixtures like fan clamps in the RCC floor / roof slabs wherever necessary without claiming extra cost etc., complete complying with standard specification and as directed by the Engineer incharges - The Coarse and Fine aggregates to be used should comply with the requiremnents of IS staandards. (No separate payment will be made by the Department for the excess usage of materials)

Below GL 4.50 to 9.00 m depth

For Open well 2 No

Below GL 1.50 to 4.50 m depth

For Open well 2 No

Below GL 0 m to 1.50 m depth

For Open well 2 No

For Compound Wall

Above GL 0 m to 4.50 m depth

For Open well 2 No

For Compound Wall

Providing and laying in position Standardised Concrete Mix M-30 Grade using Ordinary Portland Cement in accordance with IS 456 - 2000 using 20mm and down graded hard broken granite stone jelly for all RCC items of works with minimum cement content of 340Kg/ cum and maximum water cement ratio of 0.55 including admixture (Plasticiser / super plasticiser) in recommended proportions as per IS 9103 to accelerate, related setting of concrete, improve workability without impairing strength and durability with about (5.0cum), 7730Kg of 20mm machine crushed stone jelly and with about (3.3 cum), 5156kg of 10 - 12mm machine crushed stone jelly and with about (4.79cum)

7670 kg of sand, but excluding cost of reinforcement grill and fabricating charges centering and shuttering but including laying, vibrating with mechanical vibrators, finishing, curing, etc and providing fixtures like fan clamps in the RCC floor / roof slabs wherever necessary without claiming extra cost etc., complete complying with standard specification and as directed by the Engineer incharges - The Coarse and Fine aggregates to be used should comply with the requiremnents of IS standards. (No separate payment will be made by the Department for the excess usage of materials)

For 0.30 LL OHT - 1 No

Below GL 1.50 to 4.50 m depth

Below GL 0 m to 1.50 m depth

Above GL 0 m to 4.50 m depth

Above GL 4.50 m to 7.32 m depth

Above GL 7.32 m to 10.98 m depth

Above GL 10.98 m to 14.64 m depth

Above GL 14.64 m to 18.30 m depth

Providing steel centering & shuttering with necessary strutting arrangements of sides and soffits for all RCC or PCC items including cost and conveyance of materials as directed by the Engineers @ well curb including all labour charges etc, complete.

Plain Surface

For Compound Wall

For 0.30 LL OHT - 1 No

For 0.30 LL OHT - 1 No

For 0.30 LL OHT - 1 No

For 0.30 LL OHT - 1 No

Curved Surface

For Open well 2 No

For 0.30 LL OHT - 1 No

For Open well 2 No

For Open well 2 No

For Open well 2 No

Square Column

For Compound Wall

For 0.30 LL OHT - 1 No

Suppling and fabricating and placing in position MS (or) R.T.S. bar for reinforcement to all RCC works as per the design given including cost of steel and binding wire also in all floors. complete complying with standard specification.

For Openwell 2 No

For Compound Wall

For 0.30 LL OHT - 1 No

Supplying and filling in foundation and basement with stone dust in layers of not more than 15cm thick well rammed watered and compacted etc., complete complying with standard specification.

For 0.30 LL OHT - 1 No

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 dept officers.

For 0.30 LL OHT - 1 No

Supply and fixing of PVC Mould CI steps steps to be embedded in the wall of the infiltration well (inside) with vertical clearance of 0.30 m c/c and horizontal clearance of 0.38 mc/c in staggered manner etc. complete and as directed by Departmental officers.

Supply and fixing of M.S Grills with one coat of Red oxide with Primer including all costs such as welding, grinding and fabrication charges, cost and conveyance of all materials to site etc,complete as per standard specification.

For Opewell 2 No

For Compound Wall

Painting two coats with Ready Mixed Enamel Paint over the new iron works of approved quality and colour without priming coat including the cost all materials etc.,complete, in all floors.

For Opewell 2 No

For Compound Wall

Brick work in CM 1:5(One Ordinary Portland Cement (OPC) & Five Sand) using ground moulded Third Class Country bricks of size 8 3/4'' x 4 1/4'' x 2 3/4'' standard specification including finishing, curing, etc., complete complying with standard specification - 100cft Above GL 0 m to 4.50 m

For Compound Wall

Plastering with CM 1:5 mix 12mm thick for walls inside complying with standard specification and as directed by the Departmental Officers.

For Compound Wall

Painting two coats for Exterior surface with approved Exterior Plastic Emulsion paint approved quality and colour over a priming coat, including thorough scrapping, clean removal of dirt, etc complete and including necessary plaster of paris, putty, wherever required etc, complete as per standard specification.

For 0.30 LL OHT - 1 No

For Compound Wall

Fabrication, supply, delivery and fixing of outside MS Ladder of 45cm clear wide made out of 50 mm x 50mm x 6mm MS angle for both sides and for steps at 30cm C/C welded jointed etc ., for I staging from GL to 1st level brace (weight 4.5kg/m) IInd and IIIrd staging upto floor slab and IVth staging from floor slab to roof top. Supply, delivery and fixing of 32 mm GI pipes medium for hand rails from I stage to IVth stage. RCC M30 Grade mix for Landing slab 5 nos. at Ground Level- 1No. and above Ground Level - 4Nos. Supply and fixing of 32mm GI pipe medium for hand rails for the Landing slab. Supplying and fixing of MS Base plate of 100mm X 100mm X 6mm thick for fixing Anchore fastener bolt for fixing of hand rails at Landing slab and MS Ladder providing locking arrangements with two coats of approved enamel paint over one coat of red oxide paint as per approved Type Design and as directed by TWAD board officers.

Providing and fixing of RCC inside access ladder in RCC 1:1.5:3 (One cement, one and half sand and three aggregates) using 20mm HBG stone including cost of reinforcement, placing grill in position, centering shuttering charges, mixing concrete curing etc., complete and as directed by TWAD Board Officers. RCC INSIDE LADDER 3.10 M Height

Providing RCC (1:1.5:3) Ventilator using 20mm HBG stone including cost of all materials, centering, shuttering, strutting,reinforcement, placing of concrete, finishing, curing and fixing in position on the roof slab with mosquito proof net arrangement and etc., complete and as directed by TWAD Board officers. 0.15 m Dia

Providing and fixing of cut stone (Rough dressed) set of required size at site including cost of all materials, labour charges, curing etc., complete and as directed by TWAD Board Officers. (Size 0.30 x 0.30 x 0.15 m)

Supply, Delivery and fixing of CI Manhole frame with cover of following size including cost of all materials, fixing of MS clamps, Bolt and nuts etc.,complete and as directed by TWAD Board Officers. 0.60 x 0.60 (Heavy Duty)

Painting the TWAD Board Emblem and writing the slogon in accordance with size and specifications as approved by the TWAD Board Officers with approved colour and quality of paint on the exterior surface of Service Reservoir complete etc., and as directed by TWAD Board Officers.

Pipe Connection for OHT - 0.30 LL - 1 No.

65mm Ø GI pipes for inlet 1xl connection

65mm Ø GI pipes for over flow

50mm Ø GI pipes for scour pipe 1xl

65mm Ø GI pipe for delivery 1x1 pipe

90mm Ø PVC Threaded coupler

75 mm Ø PVC threaded coupler

65mm Ø GI Tee

65mm Ø GI 90 Bend

65mm Ø GI coupler

65mm Ø GI union

65mm Ø GI Elbow

65x50mm Ø GI Reducer

75mmx 63mm PVC Reducer

75mm PVC Threaded coupler

90x75 PVC Reducer (Fabricated)

75x63 PVC Reducer (Fabricated)

65mm Ø GM Gate valve

50mm Ø GM gate valve

Supply and delivery of Open well Submersible pump set conforming to IS 14220 /2002 and as amended thereafter and BEE 3 Star Rated capable of discharging the following duties due to all causes. The pump shall be with stainless steel shaft and dynamically balanced bronze mixed type impeller, CI FG 200 grade casing and brass screws and rotor shall be of copper rod as per IS 613/1984 with ISI mark. The pump suitable for installation in sump with 1.1KV grade 3 core suitable copper flat submersible cable to a length of 15m with necessary cable joints. The non-return valve located at the top of the pump in the discharge outlet connection is to be designed with minimum friction. The pump should be directly coupled to 2880 RPM, three phase, 50 Hz (±5), 415V+6% & 415V-15% squirrel cage induction motor suitable for DOL upto 5 HP , Fully Automatic Air break Star Delta up to 20 HP and Auto Transformer starter for above 20 HP starting and for continuous operation, complete as directed by Departmental Officers.

At LAKE VIEW POINT 550 LPM x 55 M - 9 HP for Proposed Open Well (O.W-01)

At Sitraru 500 LPM x 60 M - 9 HP for Proposed Open Well (O.W-02)

At LAKE VIEW POINT 550 LPM x 55 M - 9 HP for Proposed Open Well (O.W-01)

At Sitraru 500 LPM x 60 M - 9 HP for Proposed Open Well (O.W-02)

Supply and delivery of Power capacitor for power factor improvement with oil filled with discharge resistance 3 phase 415 / 440V 50 HZ conforming to ISS with ISI marking complete as directed by Departmental Officers.

At LAKE VIEW POINT 550 LPM x 55 M - 9 HP for Proposed Open Well (O.W-01)

At Sitraru 500 LPM x 60 M - 9 HP for Proposed Open Well (O.W-02)

Providing TWIN CI EARTHING as per IS 3043/1987 and Latest amendments,complete, as directed by Departmental Officers. (Upto 25 HP)

At LAKE VIEW POINT 550 LPM x 55 M - 9 HP for Proposed Open Well (O.W-01)

At Sitraru 500 LPM x 60 M - 9 HP for Proposed Open Well (O.W-02)

PVC INSULATED AND SHEATHED 3 CORE FLAT TYPE COPPER CABLE

Supply and delivery of PVC INSULATED AND SHEATHED 3 CORE FLAT TYPE COPPER CABLE CONFORMING TO IS 694/1990 AND AS AMENDED THEREAFTER complete and as directed by Departmental Officers. (3 Core 4 Sq.mm)

At LAKE VIEW POINT 550 LPM x 55 M - 9 HP for Proposed Open Well (O.W-01)

At Sitraru 500 LPM x 60 M - 9 HP for Proposed Open Well (O.W-02)

Laying of PVC INSULATED AND SHEATHED 3 CORE FLAT TYPE COPPER CABLE CONFORMING TO IS 694/1990 AND AS AMENDED THEREAFTER inside the pump room or in air, complete. and as directed by Departmental Officers. -(3 Core 4 Sq.mm).

At LAKE VIEW POINT 550 LPM x 55 M - 9 HP for Proposed Open Well (O.W-01)

At Sitraru 500 LPM x 60 M - 9 HP for Proposed Open Well (O.W-02)

JOINTING OF XLPE INSULATED AND SHEATHED 3 CORE FLAT TYPE COPPER CABLE CONFORMING TO IS 694/1990 AND AS AMENDED THEREAFTER and as directed by Departmental Officers. (3 Core 4 Sq.mm)

At LAKE VIEW POINT 550 LPM x 55 M - 9 HP for Proposed Open Well (O.W-01)

At Sitraru 500 LPM x 60 M - 9 HP for Proposed Open Well (O.W-02)

Labour charges for the erection of submersible pumpset in borewell/openwell including fixing and jointing submersible cable with proper clamps upto the starter to required depth and also fixing of riser pipes to the required depth valves erection clamps, pressure gauges upto the exterior wall of pump room and erection of panel board consisting of TPICN switches starter, Voltmeter, Ammeter, three pilot (indicating) lamps capacitor single phasing preventor, water level guard and laying and jointing the cables and twin earthing as per IE rules etc., complete and testing the pumpset and trail run for 10 days complete and as directed by Departmental Officers. Above 5.00 HP TO 10.00 HP

At LAKE VIEW POINT 550 LPM x 55 M - 9 HP for Proposed Open Well (O.W-01)

At Sitraru 500 LPM x 60 M - 9 HP for Proposed Open Well (O.W-02)

Supply and Delivery of Horizontal Three Phase Distribution Board with MCBS 4 way / 6 way / 8 way / 12 way TPMCB sheet steel distribution boards Flush type / Surface type fitted with Bus bars and Neutral links with single/ three phase MCB outgoings and separate 4 way provision for accommodating one No. 4 pole incoming MCB / Isolator and another separate 4 way provision for accommodating one No. 4 pole ELCB / RCD with label holder and provisions for taking up cable for size not less than 35 sq.mm. complete with Metal door cover with IP 42 protection as directed by TWAD Board Officers - Legrand (MDS)/ HAGER (L&T) - 4 ways 3 Phase DB .

At LAKE VIEW POINT 550 LPM x 55 M - 9 HP for Proposed Open Well (O.W-01)

At Sitraru 500 LPM x 60 M - 9 HP for Proposed Open Well (O.W-02)

Supply and delivery of MS Kiosk of size 0.75m x 0.45m x 0.75m made up of MS angle of size 50mm x 50mmx 4mm alround covered with 16 gauge MS sheet and kiosk door made up of MS plates of size 25 mm x 3 mm including cutting, welding, grinding, locking arrangements and labour charges etc.,

Supply , delivery and fixing of GI/CI D/F pipes and specials for providing pipe connection for the pumpset, complete and as directed by Departmental Officers.

100 mm DI D/F Pipe and Specials of Infiltration Wells Suction Side, Delivery side with Gate Valve, Non Return Valve to 150 mm Main

At LAKE VIEW POINT 550 LPM x 55 M - 9 HP for Proposed Open Well (O.W-01)

At Sitraru 500 LPM x 60 M - 9 HP for Proposed Open Well (O.W-02)

SUCTION SIDE

100 mm DI.DUCK FOOT BEND - 2 Nos

100 mm X 3 M DI. D/F PIPE - 14 Nos

100 mm DI.D/F 90 DEG BEND - 2 Nos

100 mm X 1 M DI. D/F PIPE - 2 Nos

DELIVERY SIDE

100 mm DI D/F Gate Valve - 2 Nos

100 mm DI D/F Non - Return Valve - 2 Nos

100 mm DI.D/F 90 DEG BEND - 1 No

100 mm X 0.3 M DI. D/F PIPE - 1 No.

100 mm X 100 mm X 100 mm DI.A/F TEE - 1 Nos

100 mm X 1 M DI. D/F PIPE - 1 No.

100 mm to 150 mm DI. D/F Enlarger - 1 No.

150 mm DI D/F 90° Bend - 1 No.

150 mm X 2 M DI. D/F PIPE - 1 No.

150mm DI D/F 90° Duckfoot bend-1 No.

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. - 100 mm - 30 Nos

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. - 150 mm - 4 Nos.

Supply and delivery of LT/LTCT METERING BOX as per IE rules and TANGEDCO norms-Up to 50HP/37 KW (which includes LT meter panel board 6 Nos. suitable fuse carriers).

At LAKE VIEW POINT 550 LPM x 55 M - 9 HP for Proposed Open Well (O.W-01)

At Sitraru 500 LPM x 60 M - 9 HP for Proposed Open Well (O.W-02)

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