Remodeling of bridge at RD 4200 of Ambala Drain

Amount

Earth work in excavation by mechanical means (Hydraulic excavator)/manual 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 with all lead & lifts as per site requirement and , as directed by Engineer-in-charge. All kind of soil.

Filling available excavated earth (excluding rock) in trenches, plinth, sides of foundation etc. in layers not exceeding 20 cm in depth, consolidating each deposited layer by ramming and watering, with all lead and lifts

Excavating supplying and filling of local earth (including royalty) by mechnical transport with all lead and lifts also including ramming and watering of the earth in layers not exceeding 20 cm in trenches, plinth, side of foundation etc complete.

Providing lowering cutting jointing and testing RCC pipe class NP-3 as per IS-458-2003 with spigot & socketed joints manufactured with ISI marked sulphate resistance cement as per ISI 12330 with rubber rings ISI marked antiternmite as required at site in to trenches for all depths and laying out the same to correct alignment gradients and level including dressing and trimming and cutting of concrete beds and side of trenches, if required jointing with rubber rings in trenches and jointing 1:3/2 cement sand mortar with end dowels filled with 1:3/2 cemant sand mortar and finishing the joints at an angle of 45 degree with faces of spigot 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 diameter of the pipe being: 1200 mm dia pipe.

Providing and laying in position ready mixed plain cement concrete, with cement content as per approved deign mix and manufactured in fully automatic batching plant and transported to site of work in transit mixer for all leads, having continuous agitated mixer, manufactured as per mix design of specified grade for plain cement concrete work, including pumping 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 accerlate/retard setting of concrete, improve workability without impairing strength and durability as per direction of the Engineer-in-charge.(Note :- Less cement used as per design mix is recoverable. However no extra payment shall be made if excess cement is used as per design mix). All works upto plinth level. M-15 grade plain cement concrete cum (cement content considered @ 240kg/cum)

Providing and laying in poistion machine batched and machine mixed design mix M-30 grade cement concrete for reinforced cement concrete work, using cement concrete as per approved design mix, including pumping of concrete to site of laying but excluding the cost of centering, shuttering, finishing and reinforecement, including admixtures in recommended proportions as per IS: 9103 to accelerate, retard setting of concrete, improve workability without impairing strength and durability as per direction of Engineer-in-charge. All work upto plinth level . Extra for providing richer mixes upto plinth and at all floor levels. (Note: Cement content considered in M-30 is @ 340 kg/cum Less cement used as per design mix is recoverable However no extra payment shall be made if excess cement is used as per deign mix).

Centering and Shuttering including strutting, propping etc. and removal of form work for: Foundations, footings, bases for columns

Centering and Shuttering including strutting, propping etc. And removal of form work for: Retaning walls, return walls, walls (any thickness) including attcahed pilasters, buttresses, plinth and string course fillets, kerbs and step etc

Centering and shuttering including strutting, propping etc. and removal of form for Suspended Floors, Roofs, Landings, Balconies complete .

Demolishing cement concrete manually/ by mechanical means including disposal of material within 50 meters lead as per direction of Engineer-in-charge. Nominal concrete 1:2:4 or leaner mix (i/c equivalent design mix).

Demolishing brick work manually/ by mechanical means including stacking of servicable material and disposal of unserviceable material within 50 meter lead as per direction of Engineer-in-charge. In Cement Mortar

Steel reinforcement for R.C.C. work, where not included in the complete rate of RCC, including straightening, 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 Note:- Reinforcement shall be measured in length including hooks, if any, separately for different diameters as actually used in work , excluding overlaps. Wastage, overlaps, couplings, welded joints, spacer bars, chairs, stays, hangers and annealed steel wire or other methods of binding & placing shall not be measured and cost of these items shall be deemed to be included in the rates for reinforcement. Themo-Mechanically Treated bars of grade FE-500 D or more

Brick Work with common burnt clay non-modular bricks of class designation 7.5 in superstructure above plinth level up to floor IV level in all shapes and size in: Cement Mortar 1:4 (1 cement : 4 coarse sand)

12 mm cement plaster of mix: 1:3 (1 cement: 3 fine sand)

Credit of Brick Work

Credit of NP-3 RCC Pipe 1200 mm dia

Credit of Slab Reinforcement

The Pooja Co-operative L&C Society Ltd. Natwal