Refurbishment of Bore well at Nawa Kyar, Sambhar Salts Limited, Nawa City

Drilling and reaming of 16" dia (400 mm) bore hole by Rotary Machine in all type of soft strata including Clay, Moorum, Kankar, Gravel, Soft related rock and other soft strata as directed and 8" dia (200 mm) bore hole by DTH machine in hard rock as directed by Company in all respect. Including labour and material.

Labours charge for assembling and lowering of PVC pipe 10" dia (250 mm) plain and slotted pipe in bore holes and P-gravel packing charges as directed including the cost of U.P.V.C. Pipe (ISI Make) and P-gravel. Complete in all respect.

Development of P-gravel packed bore hole by air compressor having a capacity of 1100 cfm and 300 PSI pressure 7.00 Kg/cm2 give sand free water. The payment shall be made after trail and for actual working hours. Subject to counting of maximum 08 Hrs. to each bore well as directed by the company.

For one Bore well specification and Quantity : Supplying and Installation of submersible motors & pumps : head 350 feet vertical Pump Set - 1 No. Outlet 2' size G.I. pipe both ends flanged 10" length, 2" b-class steel wire / rope - 12 mm GI Pipe - 1 No. Flexible flat cable size 2.5 mm, Wire / Rope - 50 Per Mtr. 3-Core, GI nipple dimacter -2", Bend 2" with both flanges heavy duty both ends threaded flanged Reputed ISI Marked - Set for each - 1 No. Voltage Bosster capacity - 10 KVA, Input-250 volts output - 415 Volts, Star Delta starter type-oil 415 volts for 6hp motors, ICTP switch 32 amps, 3 poles 415 volts, Including all Hardware Like Cable Bolts, nuts & washers & etc. Panel - 1 No