Providing Borewell(30m) with Motor(5HP) and Extension of pipe line(500m) and Pump room at Vayalveli Mullipallam New OHT(30000Lit in Poombuhar Panchayat

Providing Borewell(30m) with Motor(5HP) and Extension of pipe line(500m) and Pump room at Vayalveli Mullipallam New OHT(30000Lit in Poombuhar 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 Board Officers upto 60 m Depth ending from ground level

Labour charges for inserting 150 mm dia M.S. Casing pipes assembly (With slots or without slots) in the drilled hole including welding the joints and packing annular space with pebbles of size and quality as approved by the Executive Engineer / TWAD Board

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 (CM) pipe

Supply and delivery of 200mm PVC end cap

Supply and delivery of submersible pumpset 50*175

Supply and delivery of 5.0 HP Panel Board

Supply and delivery of 2.5 Sqmm submersible cable