Construction of Tubewell at Jamalpur Khurd Block Bahaderabad, Distt- Haridwar

Amount

Transportation of Rig Machine, Air compressor O.P unit camp equipages, connected T&P & necessary material required for drilling up to Jamalpur Khurd of work, including loading, unloading etc. complete.

Errection and Leveling of Rig Machine at site of work

Dismantling of Rig Machine & Clearance of site after satisfactory completion of work.

Drilling of borehole from GL to 150 BGL mtr.of minimum pilot bore size 550 mm.after reaming including water arrangement for drilling ,back ashing ,collecting of samples from different strata, prepairing and submitting strata chart etc. complete

Supply of TW assembly and other material as below-

300 mm dia MS ERW fincut 7.9 mm thick Plain pipe

300 mm dia MS ERW fincut 7.9 mm thick slotted pipe

Supply of 300 mm dia, 8 mm thick tubewell cap.

Supply of 300 mm dia M.S.D.I housing clamp completed with two nos. 300mm size M.S.channel with 3000 mm length.

Supply of 300 mm dia Bail plug with nut & U- bolt as required.

Supply of Pea gravel

Preparing & Lowering of tubewell assembly starting from G.L to the required depth including cutting, welding as required at site complete with all T&P required .

Fixing of 300 mm dia bail plug with Nut & U-bolt.

Lowering of 300 mm dia M.S ERW housing pipe (Plain & Slotted pipe) as required.

Fixing of 300 mm dia, 8 mm thick tubewell cap.

Fixing of 300 mm dia M.S.D.I housing clamp completed with two nos. 300mm size M.S.channel with 3000 mm length.

Shrouding of Pea Gravel in between bore & tubewell assembly to the entire depth of tubewell.

Development of tubewell by 350 PSI /1100 CFM Air compressor unit to the satisfaction of Engineer in charge to give a sand free discharge & Proper packing of pea gravel.

Yield test of tubewell by the suitable capacity O.P unit. complete with lowering and lifting of pumping plant.

Chemical & bacteriological testing of water sample