A/R M/O Rural Water Supply under Sub Division No.I, NACD, APWD, Mayabunder. SW- Supplying and laying of filter media, perforted slab and CC cube inside existing filter bed at Bihari Plot, Karmatang-X.

Amount

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.

Providing and laying 80mm thick perforated slab i/c centering and shuttering etc but excluding the cost of reinforcement which will be paid for separately.

1:1.5:3 (1 cement: 1.5: coarse sand: (zone-III) derived from natural sources: 3 graded stone aggregate 20mm nominal size derived from natural sources)

Providing and laying CC cubes 15x15x15cm with CC 1:1.5:3 (1 cement; 1.5 coarse sand; 3 graded stone aggregate 20mm nominal size) including centring and shuttering etc all complete.

Supplying and laying of materials for filter media.

63mm to 45mm sized stone aggregate

53mm to 22.4mm sized stone aggregate

Stone screening 13.2mm nominal size (Type-A)

River sand

BHAGWAN SINGH