Providing New Deep Borewell (6 inch Outer Dia) at R.Puthupattinam Muslim Kudieruppu in Nattanipurasakkudi Panchayat.

Amount

Providing New Deep Borewell (6" Outer Dia) @ R.Puthupattinam Muslim Kudieruppu in Nattanipurasakkudi Panchayat.

Conduction Geo Physical survey

provision for leveling the site

Drilling of Borewells anywhere in Tamilnadu including transporation from one place to another with in Tamilnadu in alluvial soil sedimentary strata of clay and sand stone shale pebbles bouulders etc., By first taking a pilot bore of 150mm dia and then enlarging to required dia direct or reverse rotary mud circulation method using rotary rigs fuel, labour and drilling bentonite and water required for drilling at site and including construction

0 to 60 m G.L Level

60 to 90m G.L Level

90 to 120m G.L Level

120 to 150m G.L Level

150 to 180m G.L Level

180 to 210m G.L Level

210to 240m G.L Level

240 to 270m G.L Level

270 to 300m G.L Level

Reaming 300 mm dia pilot bore to 400mm/450mm dia bore as directed by the TWAD Board Officer.

Upto 60m depth ending below G.L

From 60m and upto 90m depth ending below GL

From 90m and upto 120m depth ending below GL

From 120m and upto 150m depth ending below GL

From 150m and upto 180m depth ending below GL

From 180m and upto 210m depth ending below GL

From 210m and upto 240m depth ending below GL

From 240m and upto 270m depth ending below GL

From 270m and upto 300m depth ending below GL

Supply and Delivery of unplasticised PVC Casing Pipes of the following diametre in 3 metres length with screwed and socket end sand centering guides for every 15m length of pipes as per IS 12812 / 92 and DN 4925 and as amended from time to time to suit deep borewells as above 250m depth for delivery at site including loading unloading freight transit and insurance etc.,complete.

Supply of 150mm Outer dia (6") OD Deep borewell PVC Plain Casing Pipes with excise (CD) wall thickness of 13.0mm to 14.30mm at site of work

Supply of 150 mm nominal dia (6") deep borewell PVC ribbed Screen PVC casing pipes (RDS) with suitable 1.00 mm horizontal Slot with having open areas 12% minimum with all thickness 13.0mm to 14.30mm at site of work

Supply of 150 mm dia Nominal dia (6") dia PVC deepwell top cap with bolting arrangements for secuting the cap in position etc.,complete

Supply of 150 mm dia Nominal dia (6") dia PVC deepwell Bottom cap with bolting arrangements for secuting the cap in position etc.,complete

Supply and delivery of Clay balls of size 6mm to 9mm

Labour charges for inserting casing pipes (with or without slots) in the drilled holes, filling with the annuler space with pebbles size and quality approved by the officer

(i) 150mm dia PVC Casing Pipe

Charges for developing the borewell with air compressor of cfm capacity including transportation, fuel, labour etc and assertaining the yield of borewell by V notch method and as directed by officer..

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

THIRUMALAI BOREWELLS (BID ID -1157204)