15TH SFC 2023-2024 1ST INSTALMENT

Amount

Drilling of borewells in Tamilnadu including transportation from one place to another place with in Tamilnadu in alluvial soil sedimentary strata of clay and sand stone shale pebbles boulders etc., by first taking a Pilot Bore of 140mm/150mm dia and then enlarging to required dia direct or reverse rotary mud circulation method using rotary rig including fuel, Labour and drilling bentonite and water required for drilling at site including construction of mud pit etc., complete. Up to 60m depth ending below ground level

Reaming from 140mm/150mm dia pilot bore to 300mm dia bore as directed by departmental officers etc., complete Up to 60m depth ending below ground level

Cost and supply of PVC 150mm dia casing pipe including cost and conveyance of pipe and stacking at site etc., complete

150mm dia PVC Plain Casing Medium Pipe

150mm dia PVC Ribbed Screen Pipe

160mm dia PVC End Cap

Labour Charges for inserting 150mm dia PVC casing pipes assembly (with slots or without slots) in the drilled hole including jointing the pipes with PVC couplers with cement paste etc., complete supply and packing the annular space with pebbles of size and quality as approved by the departmental officers

Charges for developing the bore well with air compressor of 600 CFM capacity ( minimum 8 hours) including transportation labour and fuel charges for compressor as directed by the departmental officers and conducting yiels test by "V" notch method

Cost and supply of 3 phase submersible pumpset as per IS 8034 suitable for 150mm dia bore well with ISI mark 7.50 HP 100 lpm x 175 m etc., complete.

Cost and supply of 3 phase panel board 50mm dia HDPE pipe and coupling submersible cable GI clamp etc., complete

3 HP - 7.50 Phase Panel Board - Star Delta with Two Level Guard and Auto Start :

50mm dia HDPE Pipes - PN16 :

50mm dia PVC Coupling :

50mm dia MS Clamp Set :

50mm dia GM Gate Valve :

Submersible Cable 3 Core 4 Sqmm

Labour charges for erection of Submersible Pumpset in Borewell/ Openwell including fixing and jointing submersible cable with proper clamps, pressure gauge upto the starter to require depth and also fixing of riser pipes to the required depth valves erection clamps, pressure gauge upto the exterior wall of pumproom and erection of panel board consisting of TPICN switches, starter, voltmeter, ammeter, three pilot (indicating) lamps capacitor single phasing preventor, water level gaurd and laying and jointing cables and twin earthing as per IE rules etc., complete and testing the pumpset and trail run for 10days.

M/S. VNS ENTERPRISES