Construction of Rajwagti ws scheme in Block Ghat District Chamoli consisting of supply main CWR distribution system FHTC and all appurtenant works including supply and carting of materials labours and T and P etc complete for proper completion work

Amount

Supply, Carting, laying, jointing, fixing, testing & commissioning of following sizes of G.I. pipe as per latest IS : 1239 codes specification (Class medium) with specials & fittings in trenches underground including cutting, threading etc. complete in all respect or as per direction of Engineer in charge.

20 mm dia

25 mm dia

32 mm dia

40 mm dia

50 mm dia

Excavation of earth for Pipe Line trenches of Supply Main in following strata requiring the use of special T&P such as Pick Axes, Sabbals etc. or by blasting or by crow bars with a lift up to 1.5 m and lead up to 30 m including refilling, watering and ramming of excavated earth into the trenches and removal and disposal of surplus earth up to a distance of 60 m from the trenches including supply of all materials, labour, T&P etc. complete. Assuming that 90% Pipeline is laid in trenches & also it is estimated that 75% trenches will be in soil mixed with shingle, bazri, boulder and rest of 25% will be in medium rock.

Soil mixed with single boulder with bazri

Soft Rock

Supply, cartage & fixing of wheel valve of following dia. including supply of all necessary T&P like flanges, nut bolts, rubber gaskets, etc. complete as per latest IS speciation or as per satisfaction & approval of Engineer in Charge.

20 mm dia

25 mm dia

32 mm dia

40 mm dia

50 mm dia

Supply, cartage & fixing of air valve of following dia. including supply of all necessary T&P like flanges, nut bolts, rubber gaskets, etc. complete as per latest IS speciation or as per satisfaction & approval of Engineer in Charge.

15 mm dia

Design, drawing & construction of valve chamber, complete in all respects, as per directions of Engineer in charge including supply of material, labour, T&P and fixing of required size M.H. Cover required for proper completion of work.

wheel valve chamber

Design, drawing & construction of valve chamber, complete in all respects, as per directions of Engineer in charge including supply of material, labour, T&P and fixing of required size M.H. Cover required for proper completion of work.

air valve chamber

Supply of all materials,labours ,T.&P. etc. and making ferrule connection to provide FHTC to the consumers under JJM complete

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.

Construction of Boulder filled gallery-4 m near by gadhera including supply of all materials,labour, T&P etc. complete.

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 etc to construct of S.C.C cum roughening filter as per type design & drwaing complete (1.0*1.0 m) size

PROTECTION WORK:-Construction of protection works including necessary Earth Work for Site Development, Service Reservoir etc. as per site conditions wherever necessary as follows :-

Random Rubble stone masonry in 1:6 cement and course sand mortar including supply of all materials, labour, T&P etc. complete.

Random Rubble stone masonry laid dry including supply of all materials, labour, T&P etc. complete.

Supply,cartage of all labour,material & T&P and construction/Fixing of Chlorinator Bucket of 25 liter capacity over CWR.

Water sample and material testing

Construction of R.C.C intake chamber including supply of all materials, labour, T&P etc. complete.

SUDHAKAR GARU