Providing and laying pumping main from Ponniamman Koil Sump at Airport road upto UGR at Kurunji Nagar, Lawspet OandM, Water Supply Peripheral sub division, Public Health Division, PWD, Puducherry

Amount

Demolishing cement concrete manually / by mechanical means including disposal of material within 50 metres lead - nominal concrete 1:3:6 or richer mix (i/c equivalent design mix)

Dismantling manually / by mechanical means including stacking of serviceable material and disposal of unserviceable material within 50 metres lead - bituminous road

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 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) -300mm dia.

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) -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 -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 - 150mm 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 - 300mm diameter pipe.

Supply and installation of DI D/F Gate Valves (Soft seated ) Resilient seated soft sealing gate valves (Sluice valves ) (Make VAG,AVK,Fouress) with body bonnet of ductile iron of grade GGG 40, wedge fully rubber lined EPDM of good quality W720 , replaceable spindle nut, without gland packing and with 3 O-ring protection on the shaft and seals of NBR and the valves should be vacuum tight and 100% leak proof with face to face dimensions as per BSS 163-89/ISI 4846 - 2000/DIN3202 F4. All the valves should be Electrostatic powder coated both inside outside with pocket less straight thro body passage. All the valves shall be compatible for burried application without chambers, with pressure rating PN 10/16 - dia 300 mm

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.

Labour for cutting C.I. pipe with steel saw:- 200mm diameter C.I. pipe.

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 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)

A Palani