Development of Ind. Area Bal Bihal, Distt. Hamirpur (HP). (SH- Drilling and development of 2 Nos. hand pump by ODEX method with Rig.)

Amount

Transporting of suitable truck/tractor mounted where only tractor road available, DTH & ODEX/ Percussion Calyx/ RC drilling with portable rigs alongwith necessary accessories etc. to the site of work and erecton of portable rig including levelling etc. complete in all respects as per directions of Engineer-in-Charge.

Drilling bores of 152/200mm dia as per IS:2800-1979 using ODEX (TUBEX) attachement required drilling in collapsible strata conglomerate, boulders, pables gravels, silt clay etc including cost of attachment, consumable stores, bits, water , POL etc complete with system of simultaneouse lowering of 152mm nominal bore 5.0mm thick MSERW fin-cut caing pipe which will be welded together using 2.5mm or 3.25mm dia. Advani /overlinkon electrodes. With one plain end and the other end chambered to 50 degrees removing paint on the area to be welded inclusive of the cost of bio-degradable and non-eoxic foam flush etc. complete in all respect as per direction of Engineer-in-Charge.MSERW fincut casing pipe, casing shoe and bit tube as per requirement of ODEX to be paid separately.

Supplying and lowering of IS marked 152mm N.B. 5.00 thick fin-cut MSERW casing pipes as per IS:4270-2001 and requirement of ODEX attachment from approved manufactures, 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 attachement complete in all respect as per direction of Engineer-in-Charge.

Collection and preservation of soil samples in polythene bags complete in all respect as per direction of 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 IS:2800-1979 and predilection of the Engineer-in-Charge.