Sinking of replacement borewell in R.S. No.75 of Vadhanur revenue Village eastern side of Thirukkanur road near Vadhanur Erikarai in lieu of existing defunct borewell and supply, erection, commissioning and testing of deep well type submersible motor

Amount

Drilling of borewell any where in Pondicherry including transportations 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 transportations 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 transportations 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.

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 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

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 relevent amendments with class designation 'RS' and with minimum wall thickness 10mm including transportation and stocking at site - 200mm dia

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.

Supply of Quarry rubbish including stacking to department gauge for premeasurement and spreading required thickness as directed by the Engineer-in-charge

Surface dressing of the ground including removing vegetation and in - equalities not exceeding 15 cm deep and disposal of rubbish, lead upto 50m and lift upto 1.5m - all kinds of soil

Supplying of electrically operated wet type submersible motor and pumpset (Texmo/KSB/Taro/Kirloskar make), AC 3 phase, 415 volts, 50 Hz, 2900-3000 RPM. The pump shall have brass impeller, high grade steel shaft with sufficient stages having outlet size of 2"/2.5"/3" dia. to suit the borewell (150 / 200mm dia.), complete. The rate includes, all taxes, freight, etc., FOR at site in UT of Puducherry. The pumpset shall be guaranteed for a period of one year from the date of commissioning.(15 HP Submersible motor and pumpset).

Supplying and fixing of teak wood aerial board with 100 Amps HRC fuse base and fuse link and suitable post clamp to hold the G.I. Pipe with electric post including bolts and nuts etc., complete.

Supplying and fixing of 7.5KVAR power capacitor (CG/L&T/Siemens make) for 15 HP motor complete.

Supplying and fixing of fully automatic air break star-delta starter range for 13A to 25A F.A.S.D. (Bharat Culter Hammer/L&T/Siemens make) with suitable M.S. angle frame etc., complete.- 20HP to 25HP pumpsets -(ML-1.5)

Supplying and fixing of 1x3x6 sqmm (single run) PVC insulated copper submersible flat flexible cable of Finolex make complete.-12.5HP to 20HP pumpset

Supplying,fixing and lowering into the borewell high tensile threaded PVC column pipes which are to be connected to the submersible pump,including labour charges,jointing materials etc.,complete.-75/80 mm dia

Supplying and fixing of C.I. adopter which is to be connected to submersible pump delivery pipe.-75/80 mm dia

Supplying and laying of 40mm dia. PVC pipe (Class 3 - PN 0.6 Mpa) conforming to IS 4985 : 2000 for inserting submersible cable from borewell to starter.

Supply and fixing of 80/100mm dia. M.S. erection clamps of size 80mmx12mm with bolts, nuts, washer etc., complete.

Supplying and laying of 16mm dia nylon rope for holding of motors.

Supplying and fixing of copper wire 8 SWG (4 mm dia) for earthing arrangements including bolt and nuts etc., complete.

Making earth pit of G.I. pipe for earthing in earth pit with 40mm dia. G.I. pipe medium class of length 3.05m perforated with 46 Nos of 12mm dia. holes, pipe lowered in bore holes of 150mm dia. and filled in with charcoal and salt in alternative layer of 300mm, the top of G.I. pipe shall be clamped. Earth pit shall be provided with 60cm dia precast ring with 60cm depth alround,covered with R.C.C. precast slab etc. as per I.E. standards.

Providing and fixing 50 mm dia GI pipe (Class B) conforming to IS 1239 (Part 1:1990) with GI fittings including trenching, refilling etc., complete for UG cable duct.

Providing and laying Ductile Iron Double flanged pipes of class K9 (Electro steel/Sripipes/Jindal/Electrotherm) conforming to IS specification 8329/2000 and ISI marked suitable for flanged joints in good condition including transportation of D.I.pipe from production centre/company to the site at UT of Puducherry, lowering to the trenches(or fixing in over head tanks above ground level) laying to proper grade and alignment, testing of joints with required testing equipment etc.,complete all as per IS12288 and CPWD specification . (earth work and jointing of pipes with rubber insertion will be paid separately) -100mm dia.

Providing and fixing C.I. non return valve (PN 1.6) conforming to IS 5312 and ISI marked, with bolts, nuts, rubber insertion etc.,complete (the tail pieces if required will be paid separately) - 100 mm dia

Providing and fixing C.I. sluice valve (PN 1.6) (with handwheel) conforming to IS 14846 and ISI marked, with bolts, nuts, rubber insertion etc.,complete (the tail pieces if required will be paid separately) - 100 mm dia.

Providing and fixing in position flanged standard D.I. specials (Electro steel/Sripipes/Jindal/Kiswok) such as tees, bends, collors, tapers, caps etc.conforming to IS specification 9523/2000 and ISI marked - 100 to 300mm dia.

Providing flanged joints to double flanged C.I./D.I. pipes and specials including necessary bolts, nuts, rubber insertion and testing of joints etc.,complete - 100mm diameter pipe.

Providing and fixing of 65mm Godrej Navatal lock of 6 levers etc complete

Excavating trenches of required width for pipes, cables, etc including excavation for sockets, and dressing of sides, ramming of bottoms, depth upto 1.5m, including getting out the excavated soil, and then returning the soil as required, in layers not exceeding 20 cm in depth, including consolidating each deposited layer by ramming, watering, etc. and disposing of surplus excavated soil as directed, within a lead of 50 m - all kinds of soil - pipes, cables etc , exceeding 80mm dia but not exceeding 300 mm dia

Providing, laying and jointing UPVC pipes(Finolex / jain / Supreme / Truebore / Nandi) (0.6 Mpa)conforming to IS specification 4985 and ISI marked including transportation to the site , lowering to the trenches, laying to proper grade and alignment, testing of joints with required testing equipment, including cost of solvent cement, excluding UPVC specials such as bends, tees, threaded pieces, couplers, reducer, end caps etc., complete all as per IS and CPWD specification. - 140mm dia.

Providing and fixing in position UPVC fabricated bend (Finolex / jain)(0.6 Mpa) conforming to IS 7834 part II and ISI marked, including labour charges for jointing, jointing materials etc, complete - 140 mm dia

Providing and fixing in position UPVC fabricated coupler (Finolex / jain)(0.6 Mpa) conforming to IS 7834 part II and ISI marked,including labour charges for jointing, jointing materials etc, complete - 140 mm dia

Providing and fixing in position UPVC moulded tail piece without flange(Finolex / jain) (0.6 Mpa)conforming to IS 7834 part II and ISI marked, including labour charges for jointing, jointing materials etc, complete - 140mm dia

Providing and fixing reducing mild steel flange including necessary bolts, nuts, rubber insertion, labour charges etc,complete-125 x 100mm dia

Making connection of uPVC distribution branch with Upvc main of following sizes by providing and fixing tee including cutting the pipe etc.,compete.-110 mm dia to 160 mm dia nominal bore.

Painting with synthetic enamel paint of approved brand and manufacture of required colour to give an even shade - One or more coats on old work

Earthwork in excavation by mechanical means (Hydraulic excavator) / manual means in foundation trenches or drains (not exceeding 1.5m in width or 10 sqm on plan), including dressing of sides and ramming of bottoms, lift upto 1.5m, including getting out the excavated soil and disposal of surplus excavated soil as directed , within a lead of 50m - all kinds of soil

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - all work upto plinth level - 1:5:10 (1 cement : 5 coarse sand : 10 graded stone aggregate 40mm nominal size)

Centring and shuttering including strutting , propping etc. and removal of form work for - foundations, footings, bases for columns

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - all work upto plinth level - 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 20mm nominal size)

6mm cement plaster of mix 1:3 (1 cement : 3 fine sand)

BEST ASSOCIATES

P Ramamoorthy