KHUNGCHA PART 2 WATER SUPPLY SCHEME UNDER JJM

Amount

Providing, carting, laying & jointing fixing and testing of G.I. screwed pipe with specials in trenches testing of pipe (Med), including cutting, threading etc complete.

15 mm dia

20 mm dia

25mm dia

32mm dia

65 mm dia

Excavation of earth of pipe line in soil mixed with boulders, bajari and mediium rock lift upto 1.5 m lead upto 30m. Including refilling, watering, ramming of excavated earth into the trenches and removal of surplus earth upto a distance of 60 m. from trenches including supply of labour T&P etc. all complete assuming that 90% pipe line in laid in trenches it is estimated that 75% excavation will be in soil mixed with shingle, bajari & boulders and rest 25% will be in medium rock.

In soil mix bajri

In medium rock

Excavation of earth for building works in soil mixed with boulders, bajari and mediium rock lift upto 1.5 m lead upto 30m. Including refilling, watering, ramming of excavated earth into the trenches and removal of surplus earth upto a distance of 60 m.

Supply and fixing of the following fitting including cartage of materials labour T&P etc. complete. -Wheel valve (Class-1) as per IS- 788/1971

15 mm dia

20 mm dia

25 mm dia

32 mm dia

65 mm dia

Constructing masonry Chamber 60x60x75 cm, inside with 75 class designation brick work in cement mortar 1:4 (1 cement :4 coarse sand) for sluice/air valve, with C.I. surface box 100mm. as per standard design.

Constructing of piller type stand post , as per standard design.

Providing and laying in position of plain cement concrete (P.C.C.) 1:2:4 in cement, sand & 20mm gauge stone ballast.

R.R. stone masonry in cement and local sand or bajri (1:6).

R.R. stone masonry but laid Dry

Making connection with the existing M.S. Galvanised mains of upto 25mm nominal dia, including cutting and threading of pipe, bailing out water, fixing of bib cock , if required, specials and testing etc. complete, but excluding cost of insertion pipes and specials besides boring out (and also subsequent back fill) existing main. (15mm-25mm)