Construction of Kanswa Gov water supply scheme of Block Gairsain

Amount

Supply carting, laying jointing, fixing and testing of following size G.I. Screwed pipes with special and fittings including cutting and threading of pipes etc. Complete of the following size G.I. (M) pipes I.S. 1239.

G.I. Pipe 50 mm dia

G.I. Pipe 40 mm dia

G.I. Pipe 32 mm dia

G.I. Pipes 25 mm dia

G.I. Pipes 20 mm dia

G.I. Pipes 15 mm dia

Supply of following gate valves and fittings ISI marked class -I as per IS - 788/1971 at site of work and fitting at pipe line as required.

20 mm dia

25 mm dia

32 mm dia

40 mm dia

50 mm dia

High head cast iron air valves

25mm (T.P - 10Kg/Sqcm)

Supply of all materials, labours,T&P etc and construct gate valve chamber as per type design complete.

Supply of all materials, labours,T&P etc and construct air valve chamber as per type design complete.

Excavation of earth work for pipe line in following starta, lift upto 1.5M and lead up to 30 m including refilling, watering and ramming of excavated earth into the trenches and removal of surplus earth upto a distance of 60 m from trenches including supply of labour and T&P etc. all complete (Assuming that 90% pipeline is laid in trenches). It is estimated that 75% excavation will be in soil mixed with single, bajari & boulders and rest 25% in medium rocks.

Soil Mixed with single boulder with bazri.

Medium Rock

Provide all materials, labour, T&P, construction of following chambers as per type design.

Wheel Valve / Air Valve Chamber

RCC CWR:-Design, testing bearing capacity of soil and construction of R.C.C. (1:1.5:3) semi sunk Clear Water Reservoir of following capacities in K.L. including supply of necessary scaffolding, shuttering and other accessories along with supply and fixing of inlet and outlet pipes of size equal to sizes of inlet and outlet pipe line, making bye pass arrangement, fixing of overflow pipe in outlet pipe/distribution system, fixing of lightening conductor & M.S. Manhole of size as per norms, supply and fixing of M.S. Steel Ladder outside and inside the tank, and colour washing of approved class snowcem and along with carting of all materials including supply of all materials, labour, T&P etc. complete as per latest IS specification or as per satisfaction & approval of Engineer in Charge.

30 KL Capacity

Provide all material labour T&P and install 25ltr capacity bucket type Chlorinator

Provide all material, labour, T&P, construction of Random Rubble Stone masonary 1:6 (1 Cement : 6 coarse sand)

Provide all material, labour, T&P, construction of Random Rubble Stone masonary laid dry.

Provide all material, labour, T&P, construction of Break Pressure Tank (BPT) as per type design.

Supply of all material, labour, T&P and construction of R.C.C. Intake Chamber size as per Drawing & Design.

Supply of all material, labour, T&P and construction of R.C.C. SCC cum Roughing Filter as per drawing & design.

Providing F.H.T.C to consumers and making connection from existing pipeline, smoothly cutting inc. Supply of labour bib cock t&p etc. and complete .