Extension of pipeline from MR Nagar to Kupinga at Katchal

Amount

Earth work in excavation by mechanical means (Hydraulic excavator)/manual means over areas (exceeding 30 cm in depth, 1.5 m in width as well as 10 sqm on plan) including getting out and disposal of excavated earth lead upto 50 m and for all lift, as directed by Engineer-in-charge.

All kinds of soil

Clearing jungle including uprooting of rank vegetation, grass, brush wood, trees and saplings of girth up to 30 cm measured at a height of 1 m above ground level and removal of rubbish up to a distance of 50 m outside the periphery of the area cleared.

Filling available excavated earth (excluding rock) in trenches, plinth. sides of foundations etc. in layers not exceeding 20cm in depth, consolidating each deposited layer by ramming and watering, lead up to 50 m and for all lift

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level :

1:2:4 (1 cement : 2 coarse sand (zone-III) derived from natural sources : 4 graded stone aggregate 20 mm nominal size derived from natural sources)

1:4:8 (1 Cement : 4 coarse sand (zone-Ill) derived from natural sources : 8 graded stone aggregate 40 mm nominal size derived from natural sources)

Centering and shuttering including strutting, propping etc. and removal of form work for:

Retaining walls, return walls, walls (any thickness) including attached pilasters, buttresses, plinth and string courses fillets, kerbs and steps etc.

12 mm cement plaster of mix :

1:4 (1 cement: 4 fine sand)

12 mm cement plaster finished with a floating coat of neat cement of mix :

1:3 (1 cement: 3 fine sand)

Providing and fixing G.I. pipes complete with G.I. fittings including trenching and refilling etc. External work

15 mm dia nominal bore

25 mm dia. nominal bore

65 mm dia. nominal bore

80 mm dia. nominal bore

Making connection of G.I. distribution branch with G.I. main of following sizes by providing and fixing tee, including cutting and threading the pipe etc. complete :

25 to 40 mm nominal bore

50 to 80 mm nominal bore

Providing and fixing brass stop cock of approved quality :

15 mm nominal bore

Providing and fixing gun metal gate valve with C.I. wheel of approved quality (screwed end) :

25 mm nominal bore

65 mm nominal bore

80 mm nominal bore

Painting G.I. pipes and fittings with two coats of anti-corrosive bitumastic paint of approved quality :

15 mm diameter pipe

25 mm diameter pipe

65 mm diameter pipe

80 mm diameter pipe

Providing and fixing G.I. Union in G.I. pipe including cutting and threading the pipe and making long screws etc. complete (New work)

15 mm nominal bore

25 mm nominal bore

65mm nominal bore

80 mm nominal bore

M Abdul Hameed

Govinda Swamy Construction