WBPHED/ EE/HD/NIeT-13 OF 2025-26

Opening & closing of all the different dia Sluice Valves (80 rum dia to 350 mm dial on different places along the alignment of the rising main and distribution main at different places over the command area daily as and when required for regulating the supply of water and distributing' water all over the command area smoothly including changing and restoration of gland packing of sluice valve, air valve if required including opening the cap / plug of wash out point or opening the sluice valves including de-jointing flange joints (80 mm to 350 mm dial including repairing works and cleaning the pipeline or changing of gate, spindle or liner etc. of sluice valves all complete, restoration works to be done including earth work in the excavation bailing out of water, re-filling the excavated earth, taking out of RCC slab or slab cover and refaxing true to position etc. all complete as per the specification and direction of EIC. [2 nos x 365 head = 730 head]

Labour charges for repairing the bursting/damage/leakage of 80 mm. dia, to 200 mm. dia. A.C. Pipeline with detachable joints including earth work in excavation tracing out the actual position of burst/leak, cutting pipe of required length, refitting the same with new pipes and old/new detachable joints after chiseling and shaping the pipe, bailing out water from the trenches and refilling the trenches to its original condition all complete as per direction of E.I.C. (Extra A.C. Pipes and detachable joints with rubber ring, nuts and bolls etc. will be supplied from the scheme store, Surplus and unserviceable pipes and specials will have to be returned to the same store. The rates are inclusive of carriage to site of work and back carriage of materials to and from scheme store as mentioned above.) a) 80 mm. dia to 125 mm dia.

b) 150 mm dia to 200 mm dia

Extra repairing charges over item no 2 for changing of gland packing of sluice valve/air valve with supplying of gland packing grease etc. bailing out of water including removing the top cover slab of vaIve chamber and refixing the same after completion of work as per direction of EIC. a) 80 mm. dia to 125 mm dia.

b) 150 mm dia to 250 mm dia

Repairing of flange joint after dismantling the joints, removing the unserviceable rubber insertion and supply new rubber insertion and supply upto 50 % of new nuts and bolts all complete including necessary earth work dewatering & supply of washer etc. all complete as per direction of EIC a) 80 mm. dia to 100 mm dia.

a) 125 mm. dia to 200 mm dia.

b) 250 mm dia to 350 mm dia

Repairing of air valves by changing the ball with changing the requisite nuts and bolts and rubber insertion all complete as per direction of EIC.

Making barricading for protecting the trench to avoid any accident including making arrangement of road light during the night.

Renewing lead joint to CI pipes and specials and spun yam 'including reusing 60% of old and using 40% new lead of approved quality new span yam and caulking the same properly including labour charges for dismantling the existing damaged portion complete as per direction of EIC. Approved quality lead, spun yarn, fuel and other materials will be supplied by the agency including necessary earth work in exacavation & back filling in same trenches (Lead if supplied by the department will be recovered @ 145/- per kg) NB:-This item will be executed as per specific direction of EIC a) 80 mm. dia to 150 mm dia.

b) 200 mm dia to 250 mm dia

(i) Carrying charges of materials M.S Rod, DI Pipe, G.I Pipe, TW materials, C.I.Dt. joints, A.C Coupling, Brass Strainer, H.D.P Strainer, A.C pressure pipes, M.S Pipes etc by road from different stack yard to any places within West bengal including loading (upto a lead of 20 mtr from loading point) packing, uploading and stacking charges etc complete as per direction a) For distance 0 Km to 5 Km

(ii) Carriage of pipe and specials from Depttl. Store including loading and unloading and stacking at store of any PWSS. ( By Van or other means )

Withdrawing and relaying of DI/CI pipes / AC pipe after excavation of earth and with the help of chain pully derrick etc. by dismantling & jointing by rubber gasket joint or lead joint or flange joint and stacking the withdrawn pipes and specials at site store /road flank, godown etc. all complete in the excavated same trench & as per direction of EIC. a) 80 mm. dia to 125 mm dia.

b) 150 mm dia to 200 mm dia

Withdrawing of DI/CI pipes / AC pipe after excavation of earth and with the help of chain pully derrick etc. by dismantling of jointing of rubber gasket joint or lead joint or flange joint and stacking the withdrawn pipes and specials at site store /road flank godown etc. all complete as per direction of ElC. a) 80 mm. dia to 125 mm dia. AC/DI/CI Pipe

b) 150 mm dia to 200 mm dia AC/DI/CI Pipe

Labour charges for repairing of UPVC pipe by using UPVC socket and solvent cement including earth work in excavation with dewatering and necessary tracing out the actual position of brusting / leakage, cutting the pipe to required length in the trenches and replacing the same with new pipe (as per required length) including fitting fixing after roughing the UPVC surface & supplying and applying solvent cement, back filling the trenches with excavated earth upto the same as per direction of EIC all complete (UPVC pipes and specials, solvent cement to be supplied by the Agency). Unserviceable broken withdrawn surplus materials are to be deposited to the Deptt. store. a) 63 mm dia

b)75 mm dia

c)90 mm dia

d)110 mm dia

e)125 mm dia

Opening the cap / plug of washout point and opening sluice valve to clean the pipe, cleaning the cap / plug and sluice valve after completion of the work including earth work in excavation and refilling the same, draining out washed water etc. as per direction of ElC and replacing RCC Top slab cover where necessary including refixing the opened cap/plug in position complete. a) Cap Opening

Bailing or pumping out water from foundation trenchs

Cleaning the chokage of AC/DI/CI/UPVC Pipes in the existing line by split bamboo passing through the new pit on the line and cleaning silt, bats or any obstructed materials in the line and cleaning by washed water. (Work to be executed as per prior approval and direction of EIC).

Taking out of old and damaged valve of any type from the existing line after dismantling of Flange Joint or Socket Joint and fitting, fixing of New Valve. [ Cost of dismantling of joint and renewing the same to be added with this item to complete the job in all respect ] i) 80mm to 100 mm dia

ii) 125 mm to 150 mm dia

Chrges for day to day conveyance towards reporting related to opeation and maintenance of smooth water supply from the scheme including cost of Tele-communication charges etc all complete whatsoever required for the purpose as per direction and satisfaction of the EIC.

Supply Bleaching Powder of approved brand (DCM/Modi/Kanoria) including all charges & free delivery at site.

Supply Alum bar of approved brand including all charges and free delivery at site.

Supplying of UPVC Coupler 6kg, class-III conforming to IS: 4985 - 2000 with latest revisiomn and amendments (This item is applicable for maintenance/repariring work of piep line only) a) 63 mm dia (OD)

a) 75 mm dia (OD)

a) 90 mm dia (OD)

a) 110 mm dia (OD)

a) 140 mm dia (OD)

Supplying bolts with nuts matching with different dia CI detachable joint as per IS: 8794-1988 with latest amendment. a) 10 to 25 mm dia.

Clearing compound premises of shurbs, plants, jungles etc. by cutting and removing as directed (Specific permission of Engineer-in-Charge prior to execution will be necessary). (Payment to be made on area cleared)

Supply of different dia pipes and specials at site with proper challan/ cash memo etc are as followes Amount should not exceed ₹10000/- & rate should be as per SOR of PWD & PHE.

Collection of water sample in sterilizing container issued by laboratory and submite same to department Laboratory for bacteriological test. (Minimum two samples each of 13th times in yearly to be done.)

(ii) Polythene Bib Cock / Stop Cock with plastic inlet (EMCO / ATLAS or equivalent)15 mm

Supply of PVC pipes & fittings Schedule 80 (medium duty) conforming to ASTMD - 1785 and threaded to match with GI Pipes as per IS : 1239 (Part - I). (A) PVC Pipes 15 mm

Add GST @ 18%

Add CESS @ 1%

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