SPL REPAIR/ IMPROVEMENT OF EXTERNAL WATER SUPPLY DISTRIBUTION PIPE LINE SYSTEM NEAR OHT AT NRMS

M & L in rep for Supply, lay, connect, testing & commisssioning of Ductile Iron pipe of dia 200mm with flanged ends conforming to IS 8329-2000 in standard maximum length of K-9 class, with Cement mortar lining as per IS-6452 not less than 6 mm thick on the inside and metallic zinc coating as perAnnex A of IS-8329 including finishing layer of bituminous coating as per Annex C of IS-8329 on both sides, alongwith rubber gasket for push-on-joints of mechnical joints as per IS-5382 and rubber gaskets for flanged joins as per IS-638, made of styrene Butadiene rubber/Ethylene Propoylene Diene Monomer conforming to IS-5382 complete all as specified and directed Make: Electrosteel/Sri Kalahsati Pipes Ltd(LANCO)/Jindal Shaw Note : Rate include cost of laying, excavation, jointing etc.

All as per Item No.1 abouve but of 150mm dia.

M & L for CI/DI Pipe specials of Bends (any type, radius and angle) tapers any type, (straight, bend, increasing, decreasing or double socket etc.) Tee pieces single branch. "Y" junction, double branch, cross (all sockets or socket and spigot or Flanged) collars, caps and plugs complete all as specified and directed by Engineer-in-charge:- Make Electrosteel/Sri Kalahsati Pipes Ltd(LANCO)/Jindal Shaw - 200mm dia

Ditto- all as per above items No 3.00 but 150mm dia

Excavation in trenches in soft/loose soil not exceeding 1.5 metre wide and not exceeding 1.5 metre in depth and getting out for laying of pipe cables etc,. and getting out complete all as specified and directed

Returing filling in, including spreading levelling, watering and well ramming in layers not exceeding 25cm thick with earth obtained from excavation complete all as specified and as directed.

Removal of surplus excavated soil to a distance n. exc. 50 m and depositing where directed at a level n. exc. 1.5 m above starting point complete, all as specified and directed by engg in charge.

Supply & fixing Sluice Valve Resilient seated Gate Valve of 150mm dia, Design std BS:5163 PN 1.6, body and wedge as per SGI IS 1865, Gr. 400/15, stem, wedge nut made of bronze as per IS: 318, EPDM rubber gasket, fasteners of CS high tensile steel hot dip galvenised with hand wheel, Painting of Fusion bonded epoxy poweder coating / electrostatic poweder coating both inside and out side with min dry film thickness of 150 microns complete of the following dia of Valves all as specified and directed by Engineer-in-Charge. Make: VAG/Kirloskar - 200mm die bore

Ditto- all as per above items No 8.00 but 150mm die bore

Ditto- all as per above items No 8.00 but 80mm die bore