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| 1 | Earthwork excavation and depositing on bank with initial lead of 10m and lift of 2m in narrow trenches for laying of pipes for water supply works in 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 for laying the following sizes of pipes with the standard trench width and depth including barricading etc., complete. - 300mm dia. DI K9 Pipes |
| 2 | Supply and delivery of the following sizes of DUCTILE IRON SOCKET / SPIGOT PIPES CLASS K9 as per IS 8329/2000 confirming to the IS and other specificationsat site of workincluding loading, unloading, fright, stacking, transit and insurance etc., complete.- 300mm dia. DI K9 Pipes |
| 3 | Lowering of D.I Pipes and specials in the trenches and laying to proper grade and alignment etc., complete.- 300mm dia. DI K9 Pipes |
| 4 | JointingD.I - S/S pipes and specials with rubber gaskets (tyton joint) including cost oflubricants. (including cost of jointing materials)- 300mm dia. DI K9 Pipes |
| 5 | Supply and delivery of the following size of DI specials for laying pipes as per standard specification etc., complete. |
| 6 | 300mm DI D/S 90 deg. Bend |
| 7 | 300mm DI D/S 45 deg. Bend |
| 8 | 300mm DI D/S 22.5 deg. Bend |
| 9 | 300mm DI D/S 11.25 deg. Bend |
| 10 | 300mm DI A/S Tee |
| 11 | 300mm DI A/F Tee |
| 12 | 300mm x 200mm DI D/S Tapper |
| 13 | 300mm x 200mm DI D/F Tapper |
| 14 | 300mm DI TP FLG / Socket |
| 15 | 300mm DI Flanged pipes (2M Length) |
| 16 | Supply,delivery and fixing of the 300mm dia size of CI D/F Sluice valve / Scour valve with cap / wheel as per IS14846/2000 PN 1.0 with ISI with and 5 Years Wareantyincluding all specials required conforming to ISspecifications at site of work includingloading, transportation, unloading, insurance etc.,complete. |
| 17 | 300mm dia. CI D/F Sluice Valve with cap / wheel and including all specials required for fixing of valves and labour charges etc., complete. (Vide Separate sheet attached) |
| 18 | 200mm dia. CI D/F ScourValve with cap / wheel and including all specials required for fixing of valves and labour charges etc., complete. |
| 19 | Manufacture, Supply, Delivery and fixing of Tamper proofDI 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 ofDuctile 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 water supplyworks. |
| 20 | 80mm DI Single Chamber AIR ReleaseValve including all specials required for fixing of valves and labour charges etc., complete. (Vide Separate sheet attached) |
| 21 | Supply, delivery and fixing of CI Single Door/ Multi Door Non return valve conforming to IS 5312/2003 (part I & II) to be fixed after Water meter/ Flow recorder on pumping main near Pump house with dash pot arrangement for 90% fast closing & 10% slow closing and with 5 years warranty (Outdoor use) |
| 22 | 300mm D/F Non-Return Valve |
| 23 | Providing thrust blocks in RCC 1:1.5:3 using 20mm HBGstone including earth work excavation, sand filling, P.C.C.1:4:8, cost of centering, shuttering and strutting and reinforcement, laying of concrete, curing and finishing etc complete and as directed by deptl. Officers. |
| 24 | 300mm DI D/S 90 deg. Bend |
| 25 | 300mm DI D/S 45 deg. Bend |
| 26 | 300mm DI D/S 22.5 deg. Bend |
| 27 | 300mm DI D/S 11.25 deg. Bend |
| 28 | Construction of masonry valve pit as perType designfor Sluice valve, scour valve, air valve including fixing the valves, earth work excavation for foundation, P.C.C. 1:4:8 using 40mm HBG metal for levelling course, brick work in CM1:5 for side wall, plastering with CM1:3,12mm thick, RCC 1:2:4 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 pre-casting and fixingsurface box, valves and specials in position, refilling the sides of the pit etc. complete. and as directed by deptl. Officers. |
| 29 | 300mm CI Sluice valve in 300mm DI Main (Vide Separate sheet attached) |
| 30 | 200mm CI Scour valve in 300mm DI Main(Vide Separate sheet attached) |
| 31 | 80mm Single chamber Air ReleaseValve in 300 mm DI main |
| 32 | CuttingD.I.Pipestrueto axisandfilingsmoothlyand finishingtheendscomplete. - 300mm dia DI pipe |
| 33 | 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 occurred during the test, excluding the cost of pipes but including other incidental and operational charges etc., complete for the following diametres of pipes. - 300mm dia. DI K9 Pipes |
| 34 | 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 etc. and removing and depositing the surplus earth at the placesshown by the deptl. Officers. - 300mm dia. DI K9 Pipes |
| 35 | Labour for cutting open road for laying water mains- B.T. Roads (or) Maccadam road etc., complete- 300mm dia. DI K9 Pipes |
| 36 | Labour for cutting open road for laying water mains- Concrete Roads etc., complete. |
| 37 | Excavating of driving pit and receiving pit of size 3.00m (length) x 3.50m (breadth), upto 5m depth in all soil including shoring and strutting using 6mm tk MS Plate of size 3.50m x 3.50m usable for 20 operations and providing 16mm thickness MS plate of size 3.00m x 3.50m with 100mm x100mm 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 5m excluding the cost of MS pipes. |
| 38 | Fabrication , manufacturing , testing , Supply and delivery of the 600 mm x 12.5 mm ms pipe to suit the Site Condition made out of ms plates of required thickness and mentioned below confirming to Is to withstand the requiredpressure with inside lining of coment morter 6mm to 12mm thick and external epoxy coating of 403 micr including cost of other required materials , loading transporting the finished materials to site and unloading at Site of work erc . Complete and as directed by TWAD Board officers . IS 3589/2001 |
| 39 | GST 18% |
