SUPPLY AND LAYING OF 110 MM DIA AND 160 MM DIA HDPE PIPES INCLUDING ROAD RESTORATION WORKS WITHIN KRISHNANAGAR MUNICIPALITY TOTAL LENGTH 08 KM

Dismantling all type of plain cement concrete works, stacking serviceable materials of site and removing rubbish as directed within a lead of 75mtr. for laying all dia pipe line in ground floor, upto 150mm thick.

Dismantling of flexible pavements and disposal of dismantled materials upto a lead of 100 m, stacking serviceable and unserviceable materials separately as per Technical Specifications Clause 202 for Rural Roads of MORD. (I) By Manual Means a) Bituminous Courses

Carriage, loading, unloading of Lime, Moorum, Building rubbish and similar miscellaneous materials over pucca road. Carriage upto total lead of 5.0 KM.

Supplying HDPE (Materials grade PE-100) pipes conforming to IS 4984-1995 with latest revision & amendments if any with necessary HDPE specials (excluding cost of CIDF valves) including labour charges for earth work in excavation in any kind of soil including mixed soil with boulder,road sub-grade and aits flank but excluding moorum laterite or sand stone / hard rock cutting with chisel required including cutting road flank/ brick pavement etc. without damaging the exisiting telephone/electrical cable line etc.(in case of damage of any type of cable line by the agency at the time of execution necessary damage charge as applicable by the respective authority will have to be brone by the agency at his own cost)upto the depth (av.) so as to maintain 1.10m.earth cushion from top of the pipe upto G.L. ncluding loading unloading carrying lowering laying fitting fixing carefully pipes, valves and specials with the all types of jointing materials in trenches maintaining proper levels and alignment jointing the pipes and specials by butt welding/ adopting suitable method (But weld jointing with help of hydraulic tack and trimming machines, Hitter etc. for reaching at necessary melting point of HDPE pipe so that joint can be monolithic) so as to facilitate the maintenance of pipe line locally as per conventional method in future. Laying of pipe line including cost of pipe& fittings/specials but excluding cost of valves.(ii) Laying of pipe line including cost of pipe & fittings/specials but excluding cost of valves. a) 110 mm (OD) (PN-6)

b) 160 mm (OD) (PN-6)

All types of Ductile Iron (D.I) Specials (viz. Bend, Tee, Taper,Tail piece etc), size conforming to I.S. Specification No. 9523/2000 with cement mortar lining (inside) and bituminous coating (outside). (25% of payment will be held up till successful hydraulic testing) a) All Socket Tee 100 mm to 300mm dia.

Supplying, fitting and fixing of C.I. Mechanical Compression flexible Collar Couplings suitable for C.I. Spun Pipes (as per IS: 1536) and D. I. Pipes (as per IS: 8329) complete with Sealing Rubber Gasket of EPDM quality (IS:5382/1985 Type - 4), Cast Iron Follower Glands and Mild Steel Nut Bolts (Zinc Coated). The whole assembly should be mechanically and hydraulically tested to the provisions as laid down in IS: 1538. Fitting and fixing should be in proper position with proper care of main pipe line for leak proof condition. a) 100 mm Dia

b) 150 mm Dia

c) 200 mm Dia

Making holes in two sides of wall of culvert/drain or any other structures in any places for laying any dia pipe line within structures in two sides of wall of culvert /drain /any structure at any places and mending good damages all complete as per direction of EIC.