Repair and Renovation of all the existing old ring wells under the Gram Panchayat of Collinpur and Tushnabad.

Amount

Demolishing cement concrete manually/ by mechanical means including disposal of material within 50 metres lead as per direction of Engineer - in - charge.

Nominal concrete 1:3:6 or richer mix (i/c equivalent design mix)

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 50m outside the periphery of the area cleared.

Steel reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete upto plinth level.

Thermo-Mechanically Treated bars of grade Fe-500D or more.

Reinforced cement concrete work in walls (any thickness), including attached pilasters, buttresses, plinth and string courses, fillets, columns, pillars, piers, abutments, posts and struts etc. above plinth level up to floor five level, excluding cost of centering, shuttering, finishing and reinforcement :.

1:1.5:3 (1 cement : 1.5 coarse sand(zone-III) : 3 graded stone aggregate 20 mm nominal size).

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

Walls (any thickness) including attached pilasters, butteresses, plinth and string courses etc.

Extra for shuttering in circular work (20% of respective centering and shuttering items)

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

1:3:6 (1 Cement : 3 coarse sand : 6 graded stone aggregate 40 mm nominal size).

Providing and fixing cement concrete surface drain including earth work 10cm thick base concrete 10 cm thick side wall with 1:3:6 (1 cement ;3 coarse sand:4 graded stone aggregate 40mm nominal size) finished with 1:4 (1 cement:4 fine sand) cement plaster i/c floating coat of neat cement inside the surface drain i/c disposal of surplus earth complete

23cm X 23cm

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

Clearing and desilting of existing wells, including bailing out of water, removal of rubbish mixed with earth etc. and disposal of same as per the direction of Engineer in charge.

Extra for every additional lift of 1.5 m or part thereof in excavation /banking excavated or stacked materials. A) all kinds of soil

C NAGARAJAN