Providing and Installation of 250Nos. India Mark -III (65 mm ) and (32 mm ) Mark-II deep bore well hand pumps in different Division under Jal Shakti Vibhag Hamirpur Zone of Himachal Pradesh for the 2023-2024.

Transportation of suitable truck/tractor mounted where road available or with portable rigs where roiad not available with DTH / ODEX /Percussion /Calyx/Rotary along with necessary accessories etc.to the site of work and errection of rig including leveling etc.complete in all respects as per the direction of Engineer-in Charge

Drilling bores of 152 mm dia as per IS:2800-1979 using ODEX (TUBEX) attachment required drilling in collapsible strata, conglomerate, boulders, pebbles, gravels, sand, silt clay, etc., including cost of attachments, consumable stores, bits, water, etc. Complete with system of simultaneous lowering of 125 mm dia nominal bore, 5.00 mm thick MSERW fin cut casing pipe, which will be welded together using 2.5 mm or 3.25 mm dia Adwani overlinkon electrodes, with one plain end and the other end chamfered to 50 degrees, removing paint on the area to be welded, inclusive of the cost of biodegradable and non-toxic foam flush etc. Complete in all respects as per direction of the Engineer-in-charge.

Supplying and lowering of IS marked 125 mm N.B. 5.00 mm thick fin cut MSERW casing pipes as per IS:4270-2001 and requirement of ODEX attachment from approved manufacturers. Complete in all respects as per direction of the Engineer-in-charge.

Providing and fixing suitable casing shoe and bit tube as per requirement of ODEX attachment complete in all respects as per direction of the Engineer-in-charge.

Collection and preservation of soil samples in polythene bags complete in all respects as per directions of the Engineer-in-Charge.

Development of bore well and yield testing with air-compressor through V -notch and disinfection etc complete in all respect as per direction of the Engineer-in-charge.

Supplying and lowering of IS Marked riser pipe medium class screwed and socketed and welded as per IS: 1239 (Part-I)1990 with upto date amendments electrical resistance welded including cost of all cutting, threading and welding wherever required in a random length of 3 meters inclusive of transportation charges to the site .complete in all respects as per the direction of Engineer-in Charge. The seamless socket shall be provided as per IS 13056-1991.

65 mm dia GMS Pipe

Supply & errection of IS marked India Mark deepwell handpumps (32mm) conforming to IS : 9301 consisting of pump head assembly cylinder assembly and seven connection roads complete in all respects for installation beyond 60m as per direction of Engineer-in Charge

Providing and fixing of extra connecting rods up to 3 mtr length in hand pump as per site condition complete in all respect as per direction of Engineer-in-Charge