CNT/WSS/MWB/3494/2022-23

Amount

Labour for cutting C.C roads and B.T for laying pipes and specials etc.,

Non-Bus Route ( Hire Charges for Power driller)

Making trail pit of size for Earth work excavation

Supplying and Laying D.I. pipes ( K7) as per IS 8329/2000 including earthwork excavation for trenches in hard stiff clay, blackcotton, hard red earth, shales, murams, gravel, stoney earth and earth mixed with small size boulders and hard gravelly soil depositing the earth on banks with initial lead of 10 m and initial lift of 2m carting the pipes from any of the Board’s Stores to the site of work lowering into the trenches, aligning, refilling the trenches with excavated soil, watering and ramming to consolidation, etc., complete for the pipes of following diametres

100mm dia at 2.0 mts deep.

Supplying and Conveying the following specials at site as per IS 9523/2000

100x100x100mm dia All Soc Tee (DI)

150x150x100mm dia All Soc Tee (DI)

150x150x150mm dia All Soc Tee (DI)

200x200x100mm dia All Soc Tee (DI)

100mm 450 D/S Bend (DI)

100mm 900 D/S Bend (DI)

100mm dia M.J Collar (DI)

150mm dia DI Bend (DI)

150mm dia M.J Collar (DI)

150mm dia Sluice Valve (CI) as per IS 14846/2000 PN 1 with ISI marking

150mm dia Spi/ Fl T.P (DI)

150mm dia Soc/Fl T.P (DI)

100mm dia Sluice Valve as per IS 14846/2000 PN 1 with ISI marking

100mm dia Spi/ Fl T.P (DI)

100mm dia Soc/Fl T.P (DI)

Coveying and fixing the following specials including earth work excavation at any depth

100x100x100mm dia All Soc Tee

150x150x100mm dia All Soc Tee

150x150x150 mm dia All Soc Tee

200x200x100 mm dia All Soc Tee

100mm 450 D/S Bend

100mm 900 D/S Bend

100mm dia M.J Collar

150mm dia DI Bend

150mm dia M.J Collar

150mm dia Sluice Valve (CI) as per IS 14846/2000 PN 1 with ISI marking

100mm diaSluice Valve as per IS 14846/2000 PN 1 with ISI marking

Cutting C.I/D.I pipes

100mm dia

150mm dia

Making Rubber joints with rubber gaskets

100mm dia

Testing of M.S./C.I./P.V.C./D.I pipes with hydraulic testing equipment by filling with water(including cost of water @ Rs.60/KL) and testing to recommended pressure in convenient stetches and attending the bursts if any occured during the test, excluding the cost of pipes, including other incidental and operational charges, etc., complete for the following diametres of pipes.

100mm dia

Barrication work along one side of the trench for laying the pipe line with casuarina post at 1.52m centre to centre (8 to 10 cm dia. and 1.52m height) verticals, painting the vertical posts in different colours, tieing with coir rope, fixing danger flags, danger lights, reflectors including watching during night for 1 metre.

Inter connection work to the existing main including cutting existing pipe, fixing branches etc.,

Cutting 150mm to 100mm and fixing 150mm to 50mm branches.

Hire charges for diesel pumpset 7.5 HP with fuel and crew charges including transportation charges

Providing House Service Connection

Making bore and tapping in the DI pipe line,supplying and fixing of specials consisting of plastic moulded clamp saddle with (SS304) female threaded metal insert ,sealing rubber and plastic wide strap including suitable bolts and nuts,Polypropylene compression fitting adopter with metal insert (SS 304-male threaded),Polyproplene compression fitting 90 deg elbow, UPVC Ball Valve(stop cock) with compression joint at one end and female threaded at other end and suitable enclosure(HDPE) with top side openable for housing UPVC Ball Valve(stop cock) and testing house service connections including cost of water etc complete for following sizes

Supplying and laying of MDPE (PE80) Blue pipe (IS:4427) with necessary specials including earth work excavation laying jointing testing, refilling the trenches and disposal of surplus earth etc.complete

V.Chinnadurai&Co

R RADHAKRISHNAN

V.Subbiah