DVDB works in NCT of Delhi.

Demolishing brick work manually/ by mechanical means including stacking of serviceable material and disposal of unserviceable material within 50 metres lead as per direction of Engineer-in-charge.

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 (including equivalent design mix)

Supply of building rubush/malba/similar unserviceable material dimantled or waste material by mechanical transport including royalty loading unloading banking the same in layers not exceeding 20cm in depth, braking clods watering rolling each layer with 1/2 tonne roller or wooden or steel rammers and up ub embankments for roads, flood banks, marginal banks and fuide or filling up ground depression, with all leads & all lifts.

Supply of screen soil C&D waste product by mechanical transport including loading, unloading, royalty and banking the same in layers not exceeding 20 cm in depth, watering, rolling each layer with 1/2 tonne roller, or wooden or steel rammers and dressing up in embankments for roads, flood banks, marginal banks and guide banks or filling up ground depressions with mechanical lead upto 15 Km and lift up to 1.5m in all kinds of soil.

Supply of earth including excavation, banking excavated earth in layers not exceeding 20 cm in depth, breaking clods watering, rolling each layer with 1/2 tonne roller, or wooden or steel rammers and rolling every 3rd and top most layer with power roller of minimum 8 tonne and dressing up in embankments for roads, flood banks, marginal banks and guide banks or filling up ground depressions by mechanical transport within 10 km lead and lift upto 1.5m including royalty.

Earth work in excavation by mechanical means (Hydraulic excavator) / manual means in foundation trenches or drains (not exceeding 1.5 m in width or 10 sqm on plan) including dressing of sides and ramming of bottoms, lift up to 1.5 m, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 m. All kinds of soil.

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level : 1:4:8 (1 Cement : 4 coarse sand(zone-III) : 8 graded stone aggregate 40 mm nominal size).

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

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

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

Providing and laying in position specified grade of reinforced cement concrete, excluding the cost of centering, shuttering, finishing and reinforcement - All work up to plinth level : 1:1.5:3 (1 cement : 1.5 coarse sand (zone-III): 3 graded stone aggregate 20 mm nominal size).

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. upto plinth level , excluding cost of centering, shuttering, finishing and reinforcement :1:1.5:3 (1 cement : 1.5 coarse sand(zone-III) derived fromnatural sources : 3 graded stone aggregate 20 mm nominal size derived from natural sources)

Reinforced cement concrete work in beams, suspended floors, roofs having slope up to 15° landings, balconies, shelves, chajjas, lintels, bands, plain window sills, staircases and spiral stair cases upto plinth level , excluding the cost of centering, shuttering, finishing and reinforcement with 1:1.5:3 (1 cement : 1.5 coarse sand(zone-III) derived from natural sources : 3 graded stone aggregate 20 mm nominal size derived from natural sources).

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

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

Providing and laying in position ready mixed or site batched design mix cement concrete for plain cement concrete work; using coarse aggregate and fine aggregate derived from natural sources, Portland Pozzolana/ Ordinary Portland /Portland Slag cement, admixtures in recomm ended proportions as per IS: 9103 to accelerate / retard setting of concrete, to improve durability and workability without impairing strength; including pumping of concrete to site of laying, curing, carriage for all leads; but excluding the cost of centering, shuttering and finishing as per direction of the engineer-in-charge; for the following grades of concrete. Note: Extra cement up to 10% of the minimum specified cement content in design mix shall be payable separately. In case the cement content in design mix is more than 110% of the minimum specified cement content, the contractor shall have discretion to either re-design the mix or bear the cost of extra cement.All works upto plinth level :Concrete of M10 grade with minimum cement content of 220 kg /cum

Providing and laying RMC of M-30 grade by using minimum 400 Kg. of cement (43 grade OPC) per Cum of concrete in roads/streets manufactured in automatic RMC plant using coarse sand and graded stone aggregate of 20 mm nominal size in appropriate proportion as per approved design criteria including transportation to site in transit mixer, including cost of concrete to improve workability wit out impairing strength and durability as per specification including spreading and compacting mechanically by using needle and surface vibrators, leveling to required slops and camber, finishing by contractor/ expansion, construction of cross/ longitudinal joints with approved joints filler and sealants, etc. complete as per direction of Engineer-in-charge(cost of joint filler & sealants shall be paid for separately under relevant item). Note: Cement content considered in M-30 is @400 kg/Cum. RC using minimum cement @400 kg/Cum. Cement concrete manufactured in automatic batching plant (RC plant) including transportation to site in transit mixer.

Providing and placing in position 150mm thick factory made machine batched & machine mixed Precast RCC Rectangular Covers on deains of footpath of various sizes ,of M-25 Grade cement concrete of RCC work, including cost of centering, shuttering, reinforcement of 8mm dia TMT bars of Fe 500 grade @ maximum 100mm c/c on both ways, neat cement puning on finished surface, properly encased on all edges with 1.6mm thick,150mm wide MS sheet fuly painted over priming coat, reinforcement to ve welded at edges with MS sheet and providing 2 nos 12mm dia bar hooks etc. i/c cost of cartages, all leads & Lift,handing at site etc. all complete as per direction of Engineer-in- charge.

Raising of existing Manhole up to 1m (AV) height by dismantling of CC/RCC Cover and frame including brick masonry with bricks of class designation 75 in cement mortar 1:4 (1 Cement:4 coarse sand) with a foating coat of neat cement puning 12mm thick inclusding cost of quantities to be executed in or under foul position complete as per direction of Engineer In charge.

Providing and fixing in position pre-cast R.C.C. manhole cover and frame of required shape and approved quality Circular shape 550 mm internal dia.

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