General Fund 2024-2025 Flushing of Existing Borewell Ward No 13 in Veeraganur Town Panchayat Salem District

Amount

Rate for flushing of borewell of 6” dia requiring less than 4 hours operation using drill rods/ hose with required size of pipes for various capacity compressor including transportation, labour, and fuel charges for compressors as directed by the TWAD Officer and conducting yield test by ‘V’ notch method if required.

Charges for developing the Borewell with air compressor of 600 CFM capacity (Minimum 8 Hours) including transportation, labour and fuel charges for compressor as directed by TWAD Officers and conducting yield test by ‘V’ notch method.

Removal of centrifugal pumpset/ jet pumps/ submersible pumpsets and its accessories from borewell/ open well for attending repairs

Supplying and fixing in position of the following PVC / G.I pipes and specials best approved quality conforming to ISS and providing leak proof joint with PVC adhesive etc., complete complying with standard specification.

Submersible motor 75 LPM x 225m Head

Pannel Board

4.00 sqmm 3core copper cable

50mm UPVC Column Pipe

40mm G.I Heavy coupling

50mm Gun Metal Gate Valve

Kisok box

160mm PVC Borewell Dummy

Borewell pipe MS Clamp

90mm PVC Pipe

Equal Tee

Union

End cap

90mm G.M. Gate valves

Earthwork excavation in all soils and sub soils except hard rock not requiring blasting with initial lead and lift including re-filling the sides of foundation in layer of 15 cm thick watering , ramming ,depositing the surplus earth in the premises as directed by departmental officers etc., complete as per standard specification. as per SS 20 B TNDSS NO: 23&24VI (S2), VII 9,10

Lowering PVC rigid/ HDPE pipes and specials to trench and laying to proper grade and alignment jointing with PVC couplers with cement paste and testing to the required pressure including conveyance of water for filling during testing etc.,Complete

Refilling with excavated earth after laying the pipes into the trenches well rammed and compacted the surplus earth over the pipeline trench including leveling the site complete complying with standard specifications including all labour charges etc., Complete as per Standard Specifications.

Supply and run of 4 x 6 sq.mm.(56Nos/0.3mm.Dia) PVC insulated single core unsheathed copper conductor cable of 1100 V on 7/20 G.I. bearer wire for service connection mains (SD 68)

Supply and Run of 4 x 4 sq.mm(84/0.3) PVC insulated Sc unsheathed Cu.Conductor of 1100V grade in 25mm dia G.I pipe ("B"class) suitable bend at both ends with necessary angle iron up right and end supports for mains.SD-73)

Supply and Fixing of Nylon Rope for Borewell

Labour charges for the erection of submersible pumpset in borewell/openwell including fixing and jointing submersible cable withproper clamps upto the starter to required depth and also fixing of riser pipes to the required depth valves erection clamps, pressure gauges upto the exterior wall of pump room and erection of panel board consisting of TPICN switches starter, voltmeter, Ammeter, three pilot (indicating) lamps capacitor single phasing preventor, water level guard and laying and jointing the cables and twin earthing as per IE rules etc., complete and testing the pumpset and trail run for 10 days.

R MURUGESAN (BID ID -1114406)