WBPWD/SS/EE/PUR/NIQ-06/2024-25

Amount

Mobilization of machinery and equipments required for drilling, lowering the assemble, developing, perform yield test including supplying the all labour, transport tools, and tackles complete.

Charges for conducting vertical electrical sounding using a resistivity meter for ground water exploration including all labour charges, transportation at VES data(3X2)

Drilling bore hole by a suitable DTH cum mud rotary combination rig with foam and mud drilling including collection of Litho-Logical surplus with maintaining the time log for drilling through different points as directed by EIC. a)Drilling 250mm dia bore hole suitable for lowering 200mm internal dia casing pipe lowering through over burden of clay/consolidate laterite fragmented granite formation including lowering the casing pipe through over burden up to a depth of 30m below the ground level.

b) Drilling through fissured consolidate hard rock priests with necessary vulve for hammer and with necessary air pressure(not less than 200sit) from 30mtr to 200mtr.

Development of the tube well and making yield test complete by a suitable diesel driven pump set and generator as per direction of EIC(02Days). This work will including the cost of hire charges of pump set, generator set required length of suction and delivary pipes, measuring instruments, making derrick arrangements, lowering with drawing charges of pump and column pipes, supply of fuel and lubricants, labour charges and all other materials including carrying charges.

M/S TARUN KUMAR MUKHERJEE (BID ID -6228904)

INDU MADHAB SAMANTA (BID ID -6228834)

RUPKUMAR SARKAR (BID ID -6243687)