Providing and laying pumping main between main road bore well and outh OHT at Vizhidiyur

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

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

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 flanged joints to double flanged C.I./D.I. pipes and specials including necessary bolts, nuts, rubber insertion and testing of joints etc.,complete - 150mm 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) 150 mm dia.

Providing and fixing C.I. Double air valve with bolts, nuts, rubber insertion etc.,complete (the tail pieces if required will be paid separately) - 50 mm dia.

Constructing masonry Chamber 90 x 90 x100 cm inside with 35 class designation brick work in cement mortar 1:4 (1 cement : 4 coarse sand) for sluice valve, with C.I. surface box 100 mm top diameter 160 mm bottom diameter and 180 mm deep (inside) with chained lid and R.C.C. top slab 1:2:4 mix (1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size) necessary excavation, foundation concrete 1:5:10 (1 cement : 5 fine sand : 10 graded stone aggregate 40 mm nominal size) and inside plastering with cement mortar 1:3 (1 cement : 3 coarse sand) 12 mm thick finished with a floating coat of neat cement complete as per standard design - with brick class designation 35.

Providing and laying Ductile Iron socket and spigot pipes of class K7 (Electro steel/Sripipes/Jindal/Electrotherm / Jai Balaji / TATA Metaliks Kubota) conforming to IS specification 8329/2000 and ISI marked suitable for tyton /push on 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, laying to proper grade and alignment, testing of joints with required testing equipment etc.,complete all as per IS 12288 and CPWD specification. (earth work and jointing of pipes with rubber gasket will be paid separately) -150mm 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 laying Ductile Iron Double flanged pipes of class K9 (Electro steel/b 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) -150mm 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 jointing cast iron / D.I. (S&S) pipe joints with rubber gasket (Tyton joints) conforming to IS 5382 & 12820 of SBR quality including the cost of fixing,testing the joints etc.,complete -150mm dia.

Providing, laying and jointing G.I pipes of medium class (blue)(TATA,TNT,Nezone,Apollo,Zenith) conforming to IS specification 1239 part I 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 GI specials such as bends,tees, elbow,coupling,reducer etc.,complete all as per IS and CPWD specification. -50mm dia

Providing and fixing mild steel bracket including bolts,nuts,rubber insertion, labour charges etc,complete-150 x 50mm dia

Providing and fixing mild steel flange including bolts,nuts,rubber insertion, labour charges etc,complete-150mm 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. - 160mm 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 - 160 mm dia

Providing and fixing in position UPVC fabricated coupler (Finolex / jain)(1 Mpa) conforming to IS 7834 part II and ISI marked,including labour charges for jointing, jointing materials etc,complete - 160 mm 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 - 160 mm dia

CH SATYA SUBRAHMANYAM RAJU

Krishna kumar