Sub Work.2. Supplying, erection and commissioning of 5 HP submersible motor and pumpset in the new borewell at Kirumampakkam lake in Puducherry.

Amount

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 and placing on terrace (at all floor levels) polyethylene water storage tank ISI: 12701 marked , with cover and suitable locking arrangement and making necessary holes for inlet, outlet and overflow pipes but without fittings and the base support for tank - Circular Tank.

Making connection of uPVC distribution branch with G.I main of following sizes by providing and fixing necessary fittings such as cost of lead, lead caulked joint including cutting,threading and testing of joints etc.,complete.- 110 mm dia to 160 mm dia nominal bore.

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 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 C.I. Ball type non return valve (PN 1) conforming to IS 318 & IS 1363, with bolts, nuts, rubber insertion etc.,complete (the tail pieces if required will be paid separately) - 100 mm dia.

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 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 and fixing mild steel flange including bolts,nuts,rubber insertion, labour charges etc,complete-100mm dia.

Providing and fixing reducing mild steel flange including necessary bolts, nuts, rubber insertion, labour charges etc,complete-100 x 80mm dia.

Providing, laying and jointing UPVC pipes(Finolex / jain / Supreme / Truebore / Nandi) (1 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, endcaps etc., complete all as per IS and CPWD specification. - 110mm dia.

Providing and fixing in position UPVC moulded equal Tee (Finolex / jain)(1 Mpa) conforming to IS 7834 part II and ISI marked, including labour charges for jointing, jointing materials etc, complete - 110mm 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 - 110mm dia.

Providing and fixing in position UPVC fabricated bend (Finolex / jain)(1 Mpa) conforming to IS 7834 part II and ISI marked,including labour charges for jointing, jointing materials etc, complete - 110 mm dia.

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.(5 HP Submersible motor and pumpset).

Supplying and fixing of 4KVAR power capacitor (CG/L&T/Siemens make) for 10 HP motor complete.

Supplying and fixing of fully automatic air break star-delta starter range for 5A to 13A F.A.S.D. (Bharat Culter Hammer/L&T/Siemens make) with suitable M.S. angle frame etc., complete.- 5HP to 12.5 HP pumpsets.

Supplying and fixing of 1x3x4 sqmm (single run) PVC insulated copper submersible flat flexible cable of Finolex make complete.-upto 10HP pumpset.

Supplying of 3.5/ 4x25 sqmm underground cable (Paragon/suncab/Empire) complete.-upto 25HP pumpset.

Laying of UG cable and providing termination of cable joint with suitable cable gland,cable socket etc., complete - 3.5/4 x 25 sqmm cable.

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.

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.

Supplying and fixing of pole clamp to hold the G.I. Pipe with electric post.

Supplying and fixing of copper flat (25 x 3mm) for earthing arrangements including bolts and nuts etc.

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 16mm dia nylon rope for holding of moto.

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.

Laying of under ground cable direct in ground including metal road cutting,excavation of earth, sand cushion, brick protection, back filling etc., complete. - upto 50 sqmm.

Erection, testing and commissioning of motor and pumpset complete. The rate includes obtaining electricity service connection from Electricity Department also.

P Ramamoorthy

T Vasanthraj