Supply and Laying of DI 150 mm Pipe line from Chakara Nagar Lifting Station to Barath Nagar Lifting Station in Kumbakonam City Municipal Corporation

Amount

Labour for cutting open B.T/CC road for laying water mains or sewer including cost and conveyance of all charges etc., complete as per standard specifications..

Earth work excavation and depositing on bank with initial lead of 10 M and lift of 2 M in narrow trenches for laying of pipes for water supply and sewerage works in hard stiff clay,stiff black cotton,stoney earth and earth mixed withsmall size boulders and hard gravelly soil as directed by departmentel officers as per SS20B. Page - 307

Supplying and Filling in foundation and basement with Filling M-Sand in layers of not more than 15cm thick well rammed,watered consolidated including cost and conveyance of materials and labour charges etc., complete as per Standard Specification and as directed by departmental Engineers(TNBP No.24&25).

Manufacture, Supply and Delivery of Tamper proof DI single chamber double orifice, triple function (ventilating, admitting and venting during operation) air release valves with pressure range from PN 1.0 to 2.5 with body and cover made of Ductile Iron of Grade GGG 40 or equivalent grade conforming to IS 1865 with Food Grade Epoxy Powder coating(EP-P)inside and for outside of colour blue RAL 5005. All internal parts such as float, shell etc., cover bolts, made of Austenitic alloy steel of SS AISI 304/316. The float shall be made of Polytetrafluroethylene/ Austenitic alloy steel of AISI 304/316. Gaskets and seals of EPDM / Neoprene rubber for TWAD Board works anywhere in Tamil Nadu Page - 74

150 mm DI Air Release valve

DUCTILE IRON SOCKET/SPIGOT PIPES FOR CLASS K7 AS PER IS 8329/2000 Page - 47

150 mm DI Pipe

Lowering of C.I/ DI.I Pipes and specials in the trenches and laying to proper grade and alignment and as directed by the TWAD Officers.. Page - 270

DUCTILE IRON SPECIALS AS PER IS 9523/2000 Page - 53

150 mm DI Bend & TEE

CONVEYANCE 1) Rates for Conveyance of C.I/G.I/D.I. Pipes and Specials Over 125 mm up to 200 mm page - 249

Refilling with excavated sand complying with standard specification for filling in foundation and basement. etc ., complete complying with standard specifications. Page - 307

Disposal of surplus excavated earth in pipe laying and road restoration works etc.,transporting to the sites specified by Engineer within 5 Km lead, including loading, spreading etc., complete and as directed by the Engineer.

Plain Cement concrete of mix 1:4:8 (One cement two sand and four aggregates) using 20mm gauge hard broken including cost conveyance of all materials to site including labour charges, transporting and placing in position including shoring, strutting forming protective bunds, cofferdams bailing out of water labour for mixing compacting, finishing and curing, working at depths, tools and plants and incidental charges such as sheeting, shoring and bracing and their subsequent removal etc., complete as per standard specification. by the TWAD Board Officers.

Plain Cement concrete of mix 1:2:4 (One cement two sand and four aggregates) using 20mm gauge hard broken including cost conveyance of all materials to site including labour charges, transporting and placing in position including shoring, strutting forming protective bunds, cofferdams bailing out of water labour for mixing compacting, finishing and curing, working at depths, tools and plants and incidental charges such as sheeting, shoring and bracing and their subsequent removal etc., complete as per standard specification. by the TWAD Board Officers.

Utility Charges 3% of the estimate value

mitesh construction (BID ID -1427252)