Urgent repairs in the northern side U drain in Bussy street from M G Road junction to Ambour salai junction at Puducherry 4th call

Amount

Engaging of Air compressor 300-340 CFM with two leads of pncumatic cutter/ hammer for dismantling the existing cement concrete abutment to connect the 'U' drain for disposal of drainage. The rate including necessary operators, fuels, lubricants, cleaning and disposal of dismantled materials while operation etc., complete as directed by the Engineer-in-charge.

Centring and shuttering including strutting, propping etc.and removal of form for :Foundations, footings, bases of columns ,etc. for mass concrete.

Cement concrete 1:4:8 mix with stone aggregate 40mm nominal size in foundation upto a depth of 1.5 metres below ground level and upto height of 1.5 above ground /bed level.

Plain cement concrete m-15 mix with stone aggregates 20mm nominal size mechanically mixed and vibrated in foundation upto a depth of 1.50 metres below ground level and/or 1.50 metres above ground/bed level.

Cement plaster 12mm thick in cement mortar 1:3.

Providing, hoisting and fixing upto plinth level for precast reinforced cement concrete slabs for drain cover slab of length varying upto 1.50m of various thickness including the cost required centring, shuttering and finishing smooth with 6mm thick cement plaster 1:3 (1 cement : 3 fine sand) on all faces of slab but excluding cost of reinforcement with 1:1 1/2 : 3 (1 cement: 1.1/2:coarse sand: 3 graded stone aggregate 20mm nominal size)

Steel reinforcement for R.C.C. works including bending, binding and placing in position - Thermo Mechanical Treated Bars (ISI brand approved make) Fe - 415 or more

Desilting the canal 'U' drain, culvert etc., by removing silt, slush and debris from the bed of the drain and removing the grass bushes etc., complete in unhygienic and foul condition including disposal of the same within an average lead of 2 km without polluting the environment etc., complete as directed by the Engineer-in-charge.