Construction of CC Drain from the land of Brojeswar Bar to the land of Kamolesh Mondal at Ward No.05 at R.K. Pur under R.K. Pur Gram Panchayat. (Re-Tender)

Amount

Earth work in excavation by mechanical means (Hydraulic excavator) / manual means in foundation trenches or drains (not exceeding 1.5 m in width or 10 sqm on plan), including dressing of sides and ramming of bottoms, lift upto 1.5 m, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 m.

All kinds of soil.

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

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

1:3:6 (1 Cement : 3 coarse sand (zone-III): 6 graded stone aggregate 40 mm nominal size derived from natural sources).

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

Foundations, footings, bases for columns

12 mm cement plaster of mix :

1:4 (1 cement: 4 fine sand)

Cement concrete flooring 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate) finished with a floating coat of neat cement, including cement slurry, but excluding the cost of nosing of steps etc. complete.

40 mm thick with 20 mm nominal size stone aggregate

Providing weep holes of size 75 mm dia with 75 mm dia PVC pipe including fitting fixing withgratings of requisite dia slope 1:20 towards drainage surface including packing with well graded stone metal filter of approved quality in the holes as per direction of the Engineer-in-charge.

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 lift upto 1.5 m.