Constructing RCC Open Trough from RD 26000 to 24000 ( 2000 feet length) and reconstruction of 6 Nos. bridge at RD 37150,36900,25700,25200 ,24600 and 24000 of Mahesh Nagar drain

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 from any lead and lifts.

Ramming and watering of the earth in layers not exceeding 20 cm in trenches, plinth side of foundation etc. complete.

Extra rates for quantities of works, executed in or under foul position , including pumping out water as required .

Excavating, supplying and filling of local earth (including royalty) by mechanical transport from any lead and lifts.

Centering and shuttering including strutting proping etc and removal of form for foundations, footings basis of coloums, etc for mass concrete.

Centering and shuttering including strutting ,propping etc and removal of form for walls (any thickness) including attached pilasters, buttresses, plinth and string courses etc.

Centering and shuttering including strutting, propoing etc and removal of form for suspended floors, roofs , landings, balconies and access platform .

Ready mix cement concrete: Providing and laying in position ready mixed plain cement concrete with cement content as per approved design mix and manufactured in fully automatic batching plant and transported to site of work in transit mixer for all leads, having continous agitated mixer,manufactured as per mix design of specified grade for plain cement concrete work including puming of R.M.C. from transit mixer to site of laying and curing, excluding the cost of centering, shuttering and finishing including cost of curing, admixtures in recommended proportions as per IS: 9103 to accelerate/retard setting of concrete, improve workability without imparing strength and durability as per direction of the Engineer-in-Charge M-10 grade plain cement concrete (cement content considered @ 220 kg/cum)

Extra for laying concrete in or under foul position.

Providing and laying in position machine batched and machine mixed design mix M-30 grade cement concrete for reinforced cement concrete work, using cement content as per approved design mix, including pumping of concrete, to site of laying but excluding the cost of centering, shuttering finishing and reinforcement, including admixtures in recommended proportions as per (IS 9103) to accelerate , retard seetting of concrete ,improve workability without impairing strength and durability as per direction of Engineer-in-Charge . All works upto plinth level.

Steel reinforcement for RCC work, where not included in the complete rate of RCC including strengthening cutting bending placing in position, binding, wastage overlaps, welded joints, spacer Bars, Chairs, Stays, Hangers and annealed steel wire etc. complete in all respect below plinth level thermo mechanically treated bars of grade Fe -500 D or more

Providing and placing in position suitable PVC water stops conforming to IS: 12200 for construction/expension joints between two RCC members and fixed to the rainforcement with binding wire before pouring concrete etc. complete ( Serrated with central bulb 300 mm wide 8-11 mm thick ) HSR item No. 28.28 (1)

Providing and placing in position suitable PVC water stops conforming to IS: 12200 for construction/expension joints between two RCC members and fixed to the rainforcement with binding wire before pouring concrete etc. complete (Serrated with central bulb 200 mm wide 8-11 mm thick ) HSR item No. 28.28 (1)

Providing lowering cutting jointing and testing RCC pipe 900 mm i/d class NP3 as per IS 458-2003 with spigot & socketed joints manufactured with ISI marked anti-tenmite as required at site into trenches for all depths and laying out the same to correct alignment gradients and levels including dressing and trimming and cutting of concrete beds and side of trenches, if required jointing with rubber rings in trenches and jointing with 1:3/2 cement sand mortar and with end dowels filled with 1:3/2 cement sand mortar and finishing the joints at an angle of 45 degree with faces of spigot of socket of socket joints cutting and finishing the cut surface to a uniform finish etc. as fully described in item No. 21.38 item 21.44 ITEM 21.45 & ITEM 21.46 INCLUDING CARTAGE LOADING AND UNLOADING COMPLETE IN ALL RESPECT THE INTERNAL DIAMETRIC OF THE SEWER BEING 900 MM.

Removing hume pipes NP 2/NP 3/NP 4 including excavation and taking out the pipes manually/by mechanical means and stacking the pipes within standard lead as per direction of Engineer-in-Charge above 600 mm dia.

Credit for RCC pipe 900 mm dia @ 70% of item No. 14.

Demolishing RCC work manually by mechanical means including stacking of steel bars and disposal of unserviceable material within 50 metres lead as per direction of Engineer-in-Charge

Demolishing brick work manually by mechanical means including stacking of serviceable material and disposal of unserviceable material within 50 metre lead as per direction of Engineer-in-Charge. In cement mortar: