Providing and installing a new tubewell In place of failed tubewell of size 200 mm id straight up to 180 mtr. Depth with Percussion Direct/Reverse rotary rig in village Mussapur 3 Nos group of villages in Block Nurpur Bedi Distt Rupnagar. Under Head

Amount

"Providing and installing 200 mm i/d straight tubewell drilling of 650 mm (26"/22"/18") of suitable size borehole in alluvial formation clay/granular zones composed on pebbles , cobbles in semi rocky with percussion/ direct / reverse rotary rig including the cost of consumable store fuel , oil & transportation of rig to the site of proposed bore.Complete in all respect upto full depth (0 to 200 mtr depth BGL) 1. Erection and dismantliing of boring plant including all arrangement for the transportation of the boring equipment to site of work from the store of contractor at site and back are to be made by the contractor at his own cost. All rates should be quoted for supplying the material at site of work . Pits for collection of water and water for drilling tubewell be arranged by the firm / contractor at site at his own cost. 2. In case the bore is converted into a tubewell payment of bore shall be made up to the bail plug plus margin (7% of main bore drilling or as actual as per field requirement whichever is less) required for sustaining the main bore. The test bore beyond margin shall be paid at the rate of test bore drilling"

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

200mm nominal diameter (wight 41.6 kg per meter) 8.00mm thickness.

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

200mm internal diameter (Slot size 0.75/1.00mm) 6.30 mm

Supplying, fixing and lowering 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 tubewell bore complete in all respect.

200mm internal Diameter

Supplying and fixing of bail plug of M.S. Pipe complete with inverted U-hook attached to the bottom plug complete in all respects.

200mm internal diameter (Weight 41.6 kg per meter) 8.0mm thickness.

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

Supplying and fixing of well cap having threads to fix on housing pipe complete in all respects.

200mm internal diameter

Supplying and fixing M.S. Clamps 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 respects.

Supplying at site wooden box of suitable size with Lid & lockign arrangement for preserving strata sample collected from the bore.

Supplying at quarry site of gravel of 1/16" to 1/8" sizes including pouring and packing in the annular space between the pipe 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 lenght of pipe)

Development and stabilizing of the tubewell with Air compressor or 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 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.

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

Testing of water sample for heavy metel from approved laboratory (toxic material such as arsenic, lead, aluminum, cadmium, mercury, chromium, nickel, uranium and pesticides etc.

PIPE LINE FOR PUMPING MAIN

Providing, Laying, fixing & jointing of PVC pipes as per ISI-4985 (ISI marked with 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 including excavation & back filling complete in all respects.

110mm o/d PVC Pipe of 10kg/Sqm2

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)

Construction of masonry sluice valve chamber excluding Sluice valve cover as per standard design & drawings of public health department (size 0.9m x 0.9m)

Providing, fixing and jointing Cast Iron surface box for Sluice valve, Air valve, Fire hydrant etc. including all carriages complete. @ 3 Kg Each

Connection of new rising main with existing rising main including all material and labour complete in all respect.

PUMPING MACHINERY

Providing, installing, testing and commissioning of 1 no. Electrically driven pumping set of reputed make , capable of deleviring 287 lpm against a head of 64 mtr. Complete in all respects

Supplying lowering of 80 mm dia GI pipe as per IS 1239 (B - class) premim make such (as Jindal Hisar) including cost of specials such as tees, bends , sockets elbow etc, cutting , treading and testing in trenches in the ground. Complete in all respects ( based on design calculations)

Providing and fixing of submerssible of 4 mm ² core cable, complete in all respect.

Providing installing, testing and commissioning of 1 no. control panel with closed transition star delta with enclosure consisting of electrical appliances such as contactor, AMP Meter, Volt Meter, furses, MCCB's over load relays , isolator switches wiring and connnections. Complete in all respect .

C.I FITTING

Providing and installing 100 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.

Construction of gravel pit around tubewell (out side pump chamber).

Less credit on old Machinery such as pumping machinery, D/F pipe & S.V. etc.

BABA GURDITA BORING SERVICE