Water Supply Scheme DUBLI, Block Patti , District Tarn tar(Under Head JJM SPECIAL ASSISTANCE TO STATE 2023-24)

Amount

Boring with casing pipe for tubewell in all soils except ordinary hard rocks requiring blasting including removing the casing pipe after the tubewellis lowered & tested, equipment as required such as hand boring machine and its accessory,transportationto site and vice versa etc. complete in all respect.

(d) Boring with 300mm id Housing Pipe

Extra for Boaring beyond 150 m depth

Supplying, lowering of MS Pipe as per IS:4270-2001 including MS sockets having dimensions as per IS code duly welded with MS electrode to have extra strength to lower the pipe into tubewell bore.

250mmnominal diameter (weight 52.3 kg per metre) 8.0 mm thickness

Supplying, lowering of Stainless Steel Cage type wire wound screen as per IS: 8110-2000 or latest ISI marked Duly welded with suitable grade S.S welding electrode to lower the strainer into tubewell bore.

250mm Steel Strainer (slot size 0.15mm) 7.30 mm thickness

Supplying, Lowering & fixing of M.S. special socket to connect S.S. Strainer to M.S. Pipe duly welded with suitable grade welding electrode complete in all respect.

(c) 250mm internal diameter

Supplying, Lowering & fixing of stainless steel socket as per IS 8110-2000 or latest ISI marked duly welded with suitable grade SS welding electrode to lower the strainer into T/Well bore complete in all respect.

(c)250 mm i/d

Supplying at site Wooden box of suitable size with Lid & locking arrangment for preserving strata sample collected from the bore.

Collection of water sample from different strata and testing of sample from approved laboratory (Physical & chemical Analysis)

Supplying and fixing well cap having thread to fix on housing pipe complete in all respect

(d) 250mm internal diameter

Supplying & fixing of bail plug of M.S. pipe complete with inverted U-hook attached to the bottom plug complete in all respect.

(d) 250mm nominal diameter (weight 52.30 kg per metre) 8mm thickness

Supplying & fixing of M.S. Clamp of size 150mm x 12mm made out of MS Flat 1.52 m long, suitable to fit Housing pipe including the cost Nut & Bolts of Suitable size complete in all respect.

Development of stabillizing of the tubewell with air compressor of required capacity as directed by the engineer-in-charge including cost of tools, appliances & consumable to the satisfaction of Engineer-in-charge.

(a) Capacity of Air compressor 300 cfm at 250 PSI

Development of stabillizing of the tubewell with submersible pump of required capacity as directed by the engineer-in-charge including cost of tools, appliances & consumable to the satisfaction of Engineer-in-charge.

Testing of water sample for Heavy metal from approved laboratory (Toxic material such as Arsenic, lead, mercury, pesticide etc.)

Providing for santary clay seal (as per BIS code IS 2500-2019) including sterlization of T/W

Providing, Laying , fixing & jointing of P.V.C. Pipes as per ISI-4985 (ISI marked with the prior approval of Engineer-in-Charge) along the Trenches and laying the same in Trenches to correct alignment and gradients, cutting, jointing and testing complete as per specifications 10 kg /cm2 mechanically

160mm o/d pipe lines laid complete

Providing & fixing C.I/D.I Flanged end, stem of SS (AIS 1410) and Bronze (gunmetal) working parts Sluice Valves ISI marked 14846-2000, including jointing, testing & cost of Nut, Bolt & insertion sheet, all carriage complete (with the approval of Engineer - in – charge) Class -PN-as per ISI

150mm i/d Sluice Valve Flanged

Construction of masonry sluice valve chamber excluding Sluice valve cover as per standard design & drawings of public health department (3 no. each of size 0.9m x 0.9m)

Providing & Installing Testing & Commissioning of One No. Electrically driven Submersible Pumping set of reputed Make capable of delivering (20.00 BHP) 678 LPM against a head of 64 mtr along with electric panel board consisting of electric appliances such as automatic Star Delta Push Button or oil immersed Starter, Main Switch, VM, Ampere Meter, ELCB, Shunt Capacitor, Single Phase preventer, Indicating Lamps, Kit-Kat etc. including G.I. Column Pipe of suitable size 100 mm =46 mtr (in 3 mtr lengths each with flanges , screwed and welded on both sides) rubber gaskets, nuts and bolts submersible 6.00mm2 107 mtr cable (reputed make) complete in all respects as per standard Specifications.

Cost of pumping set (678 LPM, 64mtr head)

Cost of lowering (With length)100mm 36mtr.

Cost of submersible cable (with length) 6.00mm2

Cost of panel board

C.I FITTING INSIDE PUMP CHAMBER

Providing and installing 150 mm dia delivery main (From Tube well to Duck Foot bend including cost of C.I/D.F Pipes, D/F Sluice valves, D/F NRV & Specials as C.I Bends, Tail Piece Tees etc.. inside the pump chamber as per standard design complete in all respects as Annexure A12 – 1 & Drawings D-12 & D-17.

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