Providing New OHT Borewell and Motar at Kovankudi Melatheru in Maraiyur Panchayat mayiladuthurai Block

Amount

Providing New OHT Borewell and Motar at Kovangudi Melatheru in Maraiyur Panchayat

Drilling of borewell anywhere in Tamilnadu including transportation from one place to another place within Tamilnadu in alluvial soil or sedimentary strata of clay and sand or sand, stone, shale, pebbles, boulders etc.,by first taking a pilot bore of 140 mm/150mm dia and then enlarging to required dia by direct or reverse rotatry mud and circulation method using Contractor’s rig, fuel, labour, drilling, betonite mud and water required for drilling at the site shown by the TWAD Officers including construction of mud pit (only Calyx drills are to be used).

Reaming from 200 mm dia pilot bore to 300 mm dia bore as directed by the TWAD One metre 234.06 Board Officers upto 60 m Depth ending from ground level

Labour Charges for inserting 200mm 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.

Charges for developing the borewell with air compressor of 300 CFM capacity (Minimum 8 Hours) including transportation labour and One hour 1303.93 fuel charges for compressor as directed by TWAD Board Officers and conducting yield test by ‘V’ notch method.

Supply and delivery of 200mm OD PVC plain casing pipe

Supply and delivery of 200mm PVC End Cap

Supply and delivery of 5.0 HP Submersible Pumpset 200*75

Supply and delivery of 5.0HP Panel Board

Supply and delivery of 2.5 sqmm Submersible Cable

Supply and delivery of 50mm UPVC- Column Pipe

Supply and delivery of 50mm GI Flange set

Supply and delivery of 50mm GI Coupling

Supply and delivery of 50mm Ms Clamp Set

Bore Cover

Labour charges for the erection of submersiblepumpset inborewell/openwell including fixing and jointing submersible cable with proper clamps upto the starter to required depth and also fixing of riser pipes to the requireddepth valves erection clamps, pressuregauges 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. up to 5.0 HP

GST Amount for providing Service to Government Contract Works for the above Construction & Maintenance Works. { GST Amount is the Total GST Amount for overall quoted amount (Both Construction and Maintenance) above this row in column "BB" for all works in this package}

D.Saravanakumar