Borewell & Tubewell Works Tenders

Repair of submersible/Horizontal Pumping sets for tubewell/ Booster only consisting mainly of motor, pump, electricial control panel, starter, cable and all accessories sluice valves, non teturn valves specials etc. Including all appurtenances inside the premises of water works/ at site of existing T/well (submersible Pumping machinery upto 20 BHP) for O and M

23.12 Development of tube well in accordance with IS : Hour 366 916.8 335548.8

Tube-wells Drilling of Borehole for Tubewell construction by DC/RC Rig Machine including transportation, erection, dismantling of Rig and assosiated T&P complete in all respect including requried all material, labour etc. Logging of bore hole by departmental/Approved electric logger.Zone Testing in water quality problem areas including all required material, labour, T&P etc. complete in all respect.cement Sealing of Contaminated accufer/Zone including all required material, labour, T&P etc. complete in all respect.Supply & Lowering of 90 mm dia UPVC gravel feed pipe in both side of T.W. assembly. M.S. tubewell assembly with all required parts like plain, slotted pipe (as required upto 50% of plain pipes) rings, well cap, bail plug, clamp, reducer, central guide, support structure etc. as required & per typed design complete in all respect. As per IS- 4270.Lowering of Tube Well assembly duly welded including welding electrode and shrouding of pea Gravel complete in all respect. Pea Gravel.Transportation, Installation Dismantling of 350 PSI Compressor. Transportation, Erection Dismantling of 3 Cusec OP Unit and Yield test. Chemical and Bacteriological Test of water sample from departmental/ approved Lab. Barricading around the pit to prevent any posible Accident

Providingandfixingtofilterandloweringtoproper levels 40 mmG.I. pipe for tube well including cleaning and priming the tube well.

Boring with casing pipe for tubewell in all soils except ordinary hard rocks requiring blasting including removing the casing pipe after the tube well is lowered & tested, equipment as requried such as hand boring machine and its accessory, transportation to site and vice versa etc. complete in all respect. (Note 1 : If tubewell bore is abounded due to non availability of required quality of potable water/strata then scheme will be dropped and no payment except cost of bore will be paid to bidder against allotment. Decision of Engineer incharge for dropping of scheme/cancellation of balance work will be acceptable to contractor without any additional compensation of any nature)

Labour charges for removing electric fault in wiring / making connection through lugs (with the help of cramping tool) of motor pump set with starter at headworks of water supply scheme/Tubewell/ openwell including cost of insulation tape etc..