Sinking of new tube well at R.S. No.10/11 behind the new OHT compound wall at Seliamedu Revenue Village in Bahour Commune, Puducherry.

Amount

Drilling of borewell any where in Pondicherry including transportation in alluvial soil, sedimentary strata of clay, sand stone, shale, pebbles, boulders etc. by first taking a pilot bore of 140mm / 150mm / 200mm and then enlarging to required dia by direct or reverse rotary mud circulation method, including fuel, labour for drilling, bentonite mud, water required for drilling at the site, construction of mud pit (water available within a lead of 1.5Km) using rotary rig. -Upto 60 mts depth ending below ground level.

Drilling of borewell any where in Pondicherry including transportation in alluvial soil, sedimentary strata of clay,sand stone, shale, pebbles, boulders etc. by first taking a pilot bore of 140mm / 150mm / 200mm and then enlarging to required dia by direct or reverse rotary mud circulation method, including fuel, labour for drilling, bentonite mud, water required for drilling at the site, construction of mud pit (water available within a lead of 1.5Km) using rotary rig. - From 60mts and upto 90 mts. depth ending below ground level.

Drilling of borewell any where in Pondicherry including transportation in alluvial soil, sedimentary strata of clay,sand stone, shale, pebbles, boulders etc. by first taking a pilot bore of 140mm / 150mm / 200mm and then enlarging to required dia by direct or reverse rotary mud circulation method, including fuel, labour for drilling, bentonite mud, water required for drilling at the site, construction of mud pit (water available within a lead of 1.5Km) using rotary rig. - From 90mts and upto 120 mts. depth ending below ground level.

Drilling of borewell any where in Pondicherry including transportation in alluvial soil, sedimentary strata of clay, sand stone, shale, pebbles, boulders etc. by first taking a pilot bore of 140mm / 150mm / 200mm and then enlarging to required dia by direct or reverse rotary mud circulation method, including fuel, labour for drilling, bentonite mud, water required for drilling at the site, construction of mud pit (water available within a lead of 1.5Km) using rotary rig. -From 120mts and upto 150 mts. depth ending below ground level.

Drilling of borewell any where in Pondicherry including transportation in alluvial soil, sedimentary strata of clay,sand stone, shale, pebbles, boulders etc. by first taking a pilot bore of 140mm / 150mm / 200mm and then enlarging to required dia by direct or reverse rotary mud circulation method, including fuel, labour for drilling, bentonite mud, water required for drilling at the site, construction of mud pit (water available within a lead of 1.5Km) using rotary rig. -From 150mts and upto 180 mts. depth ending below ground level.

Reaming from 140/150 mm dia pilot bore to 300mm dia bore. Upto 60 mts depth ending below ground level.

Reaming from 140/150 mm dia pilot bore to 300mm dia bore. From 60 mts and upto 90 mts depth ending from ground level

Reaming from 140/150 mm dia pilot bore to 300mm dia bore. From 90 mts and upto 120 mts depth ending from ground level

Reaming from 140/150 mm dia pilot bore to 300mm dia bore. From 120 mts and upto 150 mts depth ending from ground level

Reaming from 140/150mm dia pilot bore to 300mm dia bore.From 150 mts and upto 180 mts depth ending from ground level.

Reaming from 300 mm dia pilot bore to 400/450mm dia. Upto 60 mts depth ending below ground level.

Reaming from 300mm dia pilot bore to 400/450mm dia bore. From 60 mts and upto 90 mts depth ending below ground level

Reaming from 300mm dia pilot bore to 400/450mm dia bore. From 90 mts and upto 120 mts depth ending below ground level

Reaming from 300mm dia pilot bore to 400/450mm dia bore. From 120 mts and upto 150 mts depth ending below ground level

Reaming from 300mm dia pilot bore to 400/450mm dia bore .From 150 mts and upto180 mts depth ending below ground level.

Charges for developing the borewells with air compressor of 600 CFM capacity (minimum 8 hours) including transportation labour and fuel charges for compressor and conducting yield test by "V" Notch methods.

Supplying of UPVC plain casing pipe for borewells (Finolex /Jain / Supreme / True bore / Nandi) conforming to I.S. 12818 -1992 with relevent amendments with class designation 'CM' and with minimum wall thickness 10mm including transportation and stocking at site -200mm dia

Supplying of UPVC ribbed screen slotted pipe for borewells (Finolex /Jain / Supreme / True bore / Nandi) conforming to IS 12818 -1992 with relevant amendments with class designation 'RS' and with minimum wall thickness 10mm including transportation and stocking at site - 200mm dia

Supplying of MS centering guide of size 25 mm x 3 mm thickness suitable for 200 mm UPVC pipe.

Lowering of UPVC plain casing pipe / ribbed screen slotted pipes into the borewell including cost of cleaning material, fixing of M.S centering guide size of 25mm x 3mm thick suitable for 200mm dia UPVC pipe, including cost of labour for positioning of assembly for lowering purpose using rig.

Supplying transportation and packing of 8mm size down gauge graded pebbles including filling the annular space gradually complete. The pebbles disintegrated pieces. should be free from any disintegrated pieces.

Supplying, transporting and packing of clay balls including filling the annular space gradually complete. The clay balls should be free from any sand particles.

Providing and fixing M.S. top cover suitable for UPVC pipes including the cost of materials and labour etc.

Providing and fixing of UPVC End Cap embedded in M.S. Cone suitable for UPVC casing pipe including the cost of materials and labour for jointing.

Reaming of bore hole from 450mm dia to 500mm dia to required depth and lowering and removing of 457 mm dia metal casing pipe one by one jointing and dismantling them respectively. Using on spot welding machine. The rate includes the rate of labours, hire charges of welding machine cost of welding rods and MS strips, rig charges rig labour charges for lowering GI pipes to arrest collapse of bore hole in coastal and river bed sandy areas for 16.50m depth.

Conducting electrical logging for the tube well of any depth after pilot drilling with electrical logger. The rate included technical person to conduct electrical logging at site transportation (to and fro) of the logger to site etc. complete.

Supply of Quarry rubbish including stacking to department gauge for premeasurement and spreading required thickness

K Ramadass