DVDB Work in NCT of Delhi

Preparation and consolidation of sub grade with power road roller of 8 to 12 tonne capacity after excavating earth to an average of 22.5 cm depth, dressing to camber and consolidating with road roller including making good the undulations etc. and re-rolling the sub grade and disposal of surplus earthwith lead upto 50 metres.

Demolishing R.C.C. 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 metres lead as per direction of Engineer-in-charge. In cement mortar

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.

Supply of building Rubbish/Malba/similar unserviceable material dismantled or waste material by mechanical transport including loading, un-loading, stacking and 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 to embankments for roads, flood banks, marginal banks and guide banks or filling up ground depression, with all leads & all lifts.

Supply of screen soil C&D waste product by mechanical transport including loading and unloading and royalty of the same 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 including royalty and lift up to 1.5m in all kinds of soil.

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 recommended 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 admixture in recommended proportion as per IS 9103 accelerate/ regard setting of concrete to improve workability without 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 floating and brooming with wire brushes etc. and curing including making provision for contraction/ expansion, construction of cross/ longitudinal joints of size 10 mm wide 50 mm deep by groove cutting machine, providing and filing 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. Excess/less cement used as per design mix is payable/recoverable separately M-30 RMC using minimum cement @400 kg/Cum. Cement concrete manufactured in automatic batching plant (RMC plant) including transportation to site in transit mixer.

Desilting of side drains and disposal of material to nearby NDMC dhalao within 1 km by tractor trolley including loading , unloading etc complete including execution of work in foul conditions.All kinds ofsoil.

Providing and filling in position rubberized bitumen hot sealing compound for sealing of expansion joints in roads / pavements all complete as per direction of the Engineer-in-Charge.

Providing and fixing factory made precast RCC perforated drain covers, having concrete of strength not less than M-25, of size 1000 x 450x50mm, reinforced with 8 mm dia four nos longitudinal & 9 nos cross sectional T.M.T. hoop bars, including providing 50 mm dia perforations @ 100 to 125 mm c/c, including providing edge binding with M.S. flats of size 50 mm x 1.6 mm complete, all as per direction of Engineer-in-charge.

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