Details: investigation charges for geophysical survey for locating the bore well including cost of all labour charges etc., complete as per standard specification. drilling of borewell anywhere in tamilnadu including transportation from one place to another with in tamilnadu in alluvial soil sedimentary starta of clay and sand stone shalbe pebbles noulders etx.by first taking a polot bore of 140 mm/150mm dia and then enlarging to rewuired dia direct or reverse rotary mud circulation method using clayx rigs fuel, labour and drilling bentonite and water required for drilling ar site (site will be shown by the twad board officers) includinf construction of mud pit. remaming 150 mm dia pilot bore to 300mm dia bore as direct by the twad board officerst and including cost and conveyance all metarials to site and all labour charge etc supply and delivery of 150m pvc casing pipe without sloted including cost and conveyance of all meterials to site etc complete supply and delivery of 150m pvc casing
Sector: RDPR