Survey Design and Construction of Dewal Water Supply scheme of Block Dewal

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. (M) Pipe 80 mm dia

G.I. (M) Pipe 65 mm dia

G.I. (M) Pipe 50 mm dia

G.I. (M) Pipe 40 mm dia

G.I. (M) Pipe 32 mm dia

G.I. (M) Pipes 25 mm dia

G.I. (M) Pipes 20 mm dia

G.I. (Heavy) Pipe

40 mm dia

65 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

65 mm dia (G.M. )

High head cast iron air valves. 25 mm dia

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

Medium Rock

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

Gate Valve / Wheel Valve Chamber (0.60x0.60X0.75)

Air Walve Chamber (0.90 X 0.90 X 1.0)

Supply, cartage of all labour, material & T&P and construction of source B.F.G. (4.0 Meter) wide as per drawing and design and all other appurtenance works required for proper complete of work.

Construction of R.C.C.Cross Wall Gadhera Tapping arrangement per running meter length excess over 4 meter gadhera including supply of all materials, labour, T&P etc.complete.

Supply of all materials, labour, T&P and construction of R.C.C. Settling Tank as per design and drawing complete. (9.50 X 2.50 X 3.45)

Supply of all material, labour, T&P and construction of Slow Sand Filter as per Drawing & Design.

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. and Installation of M.S. Bucket Type chlorinator of 25 Ltrs. capacity with internal glass wool lining.

12.5 KL Capacity

17.50 KL Capacity

30.00 KL Capacity

35.00 KL Capacity

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.