Revised DNIT for Providing and Installing new Tubewell, Rising Main, Pumping Machinery and DI fitting inside pump chamber at Water Supply Scheme Village Sunnran Rajputtan, Block Phagwara, Distt. Kapurthala. (Under head 4215/JJM)

Amount

Reverse Rotatry Rig Tubewell

Drilling of 500mm dia bore with Reverse Rotatry Rig in all kinds of soil including the cost of consumable stores, fuel oil and transportation of rig to the site complete in all respect.

Drilling of 500mm dia bore with Reverse Rotatry Rig Upto 150 m depth BGL.

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.

200mm nominal diameter (weight 33.6 kg per metre) 6.4mm thickness

Supplying, Fixing & 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.

200mm Steel Strainer (slot size 0.75mm) 6.30 mm thickness

Supplying, Fixing & lowering of Stainless Steel Socket 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 complete in all respect.

200mm Internal diameter

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.

200mm internal diameter

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

200mm internal diameter (weight 33.6 kg per metre) 6.4 mm thickness

Supplying and fixing mild steel centering guides made out of 32mm x 6mm thick M.S. bar complete in all respects

Supplying & Fixing of well cap having thread to fix on housing pipe complete in all respect.

200mm internal diameter

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

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

Supplying at site of gravel of 1/16" to 1/8" sizes including pouring and packing in the annular space between the pipes assembly and the bore. The gravel should be free from, dust,dirt, or the vegetable manner as per IS 4097/1967 with latest amendments (to be paid as per actual length of pipe)

Development and Stabilizing of the tubwell 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.

Capacity of Air compressor 300 cfm at 250 PSI

Development and Stabilizing of the tubwell 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.

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

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

Making electric Logging of borehole with electronic well logger including cost of equipment at site etc.complete in all respect

Provision for Sanitary Clay Seal (as per BIS code IS [2800:2019] including Sterlization of tubewell

Rising Main

Providing, Laying, fixing & jointing of P.V.C. Pipes as per ISI-4985-2021 (ISI marked with the prior approval of Engineer-in-charge) along the Trenches and laying the same in Trenhes to correct alignment and gradients, cutting, jointing and testing complete as per specifications.For more than 3 mtr street width For Mechanically Excavation including specials

160mm o/d pipe of 10 kgf. / sqcm

Construction of Gravel Pit outside the Pump Chamber. (0.90m Dia.) as per standard design & drawings of public health department

Pumping Machinery

Providing & installing,testing & commisioning of 1 no electrically driven Submersible Pump set capable of delivering 272 LPM against a head of 91 mtr including GI column Pipe 80 mm of IS: 1239-2004 medium class suitable size 56 mtr(in 3mtr lengths each with flanges, screwed and welded on both sides) rubber gaskets, nuts and bolts submersible cable 127 mtr 4.00mm2 IS694-1990 reaffirmed 2000 complete in all respects and as per standard specifications

(Motor with Pump) 272LPM, 91mtr Head

Cable (Size/Cost) 4.00mm2

Column Pipe (G.I) ( Size/Length) 80mm i/d

D.I Fitting Inside Pump Chamber

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

Less Credit of Old material such as Old Pumping Machinery, GI Pipe, Submersible cable etc.