Repairing of Deep Tube Well

Amount

Water Supply

Providing and fixing G.I. pipes complete with G.I. fittings including trenching and refilling etc. 80 mm dia nominal bore

Making connection of G.I. distribution branch with G.I. main of following sizes by providing and fixing tee, including cutting and threading the pipe etc. complete: 50 to 80 mm nominal bore

Providing and fixing gun metal gate valve with C.I. wheel of approved quality (screwed end): 80 mm nominal bore

Providing and filling sand of grading zone V or coarser grade, all round the G.I. pipes in external work: 80 mm diameter pipe

Painting G.I. pipes and fitting with two coats of anti-corrosive bitumastic paint of approved quality 80 mm diameter pipe

Providing and fixing G.I. Union in G.I. pipe including cutting and threading the pipe and making long screws etc. complete (new work)

Rain Water Harvesting & Tube wells

Boring drilling including reaming if necessary as pilot borehole by reverse/direct rotary circulation viz in all kinds of soil excluding hire and running charges of all equipment , tool plant required to the job as per direction of Engineer-in-Charge. 675 mm dia reaming, the bore hole form 0-60 m level depth

Boring/drilling bore well of required dia for casing/strainer pipe, by suitable method prescribed in IS:2800 (part I), including collecting samples form different strata, preparing and submitting strata chart/bore log, including hire & running charges of all equipments, tools, plants & machineries required for the job, all complete as per direction of Engineer-in-Charge, beyond 90 meter & upto 150 meter depth below ground level. All types of soil 400 mm dia

Supplying, assembling, lowering and fixing in vertical position in bore well, ERW (Electric Resistance Welded)FE 410 mild steel screwed and socket, plain ended casing pipes of required dia, conforming to IS: 4270, of reputed & approved make, including painted with outside surface with two coats of anticorrosive paint of approved brand and manufacture, including required hire & labr charges, fittings & accessories, all complete, for all depth, as per direction of Engineer-in-charge 300 mm nominal size dia having minimum wall thickness 8.00 mm.

Providing and fixing suitable size threaded mild steel cap of spot welded plate to the top of bore well housing/casing pipe, removable as per requirement, all complete for bore well of: 300 mm dia

Providing & fixing of lowering tube well assembly to required depth as per direction of Engineer-in-Charge, 300 mm to 200 M.S. taper reducer made of M.S. sheet 10 mm thick.

Providing and fixing M.S. clamp of required dia to the top of casing/housing pipe of tube well as per IS: 2800 (part I), including necessary bolts & nuts of required size complete. 300 mm clamp

Gravel packing in tube well construction in accordance with IS: 4097, including providing gravel fine/medium/river gravel, in required grading & sizes as per actual requirement, all complete as per direction of Engineer-in-charge.

Supplying, assembling, lowering and fixing in vertical position in bore well, ERW (Electric Resistance welded)FE 4110 mild steel screwed and socketed/plain ended casing pipes of required dia, conforming to IS: 4270, of reputed & approved make, including painted with outside surface with tow coats of anticorrosive paint of approved brand and manufacture, including required hire & labour charges, fittings & accessories, all complete, for all depths, as per direction of Engineer-in-charge. 200 mm nominal size dia having minimum wall thickness 5.40 mm

Supply, assembling, lowering and fixing in vertical position in bore well, (Electric Resistance Welded) FE 410 plain slotted (having slot of size 1.6/3.2 mm) mild steel threaded and socketed/plain bevel ended pipe (type A) of required dia, conforming to IS: 8110, of reputed and approved make, having wall thickness not less than 5.40 mm, including painted with outside surface with two coats of anticorrosive bitumestic paint of approved brand and manufacture, including hire & labour charges, fittings & accessories, all complete, for all depths, as per direction of Engineer-in-charge. 200 mm nominal size dia

Development of tube well By air compressor of heavy duty

Providing and fixing bail plug/Bottom plug of required dia to the bottom of pipe assembly of tube well as per IS:2800 (part I). 200 mm dia

Conducting geophysical well logging of bore holes drilled i/c submitting he report complete as per direction of Engineer –in-charge

Providing of submersible pump 25 HP preferable make KSB head upto 117 meter, discharge 60000 liter LPH on 68 meter head, NRV 75 mm, water filled.

Control panel star delta

Providing & Fixing Copper cable 16 sqmm 3 core preferable make havells

Providing & Fixing Sluice valve 4”

Providing & Fixing NRV nipple 4”

Providing & Fixing Bend CI 4”

Providing & Fixing Nut bolt/Packing

Lowering of pump

Providing & Fixing MS pipe 4” 10 length

Providing & Fixing CI pipe 4” 1 length

Providing & Fixing NRV CI 4”

Drillexperts P LTD

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