Construction of Precast and Cast in Situ RCC drain in Auchandi Village from SKV Auchandi to Auchandi Border under Sub-division NR-15, North Road Division, Delhi during 2025-26

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

Demolishing cement concrete manually/ by mechanical means including disposal of material within 50 metres lead as per direction of Engineer - in - charge. Nominal concrete 1:4:8 or leaner mix (including equivalent design mix)

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.

Earth work in surface excavation not exceeding 30 cm in depth but exceeding 1.5 m in width as well as 10 sqm on plan including getting out and disposal of excavated earth upto 50 m and lift upto 1.5 m, as directed by Engineer-in- Charge: All kinds of soil

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 lead upto 50 m and for all lift, as directed by Engineer-in-charge. All kinds of soil

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 continuous agitated mixer, manufactured as per mix design of specified grade for plain cement concrete work including laying at site 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 impairing strength and durability as per direction of the Engineer-in-charge.:All works upto plinth level : M-10 grade plain cement concrete (cement content considered '@ 220 kg/cum) Note:- Cement content considered in this item is minimum '@220 kg/cum. Nothing extra shall be payable on account of design mix specifiy more than @ 220 kg/cum

Centering and shuttering including strutting, propping etc. and removal of form for :

Foundations, footings, bases of columns, etc. for mass concrete.

Walls (any thickness) including attached pilasters, butteresses, plinth and string courses etc.

Suspended floors, roofs, landings, balconies and access platform.

Edges of slabs and breaks in floors and walls, under 20 cm wide

Providing and laying in position ready mixed M-25 grade concrete for RCC work, using æment content as per approved design mixt 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, excluding the cost of æntering, Including shuttering, finishing admixtures and in reinforcement cost of recommended proportions as per IS : 9103 to accelerate/ retard setting of concrete. Improve workability without impairing strength and durability as per direction of the Engineer-in-charge. All works upto plinth level. Note:- Cement content considered In this item Is minimum @330 kg/cum. Nothing extra shall be payable on account of design mix specify more than @ 330 kg/cum.

Steel reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete upto plinth level. Thermo-Mechanically Treated bars of grade Fe-500D or more.

Filling available excavated earth (excluding rock) in trenches, plinth, sides of foundations etc. in layers not exceeding 20cm in depth, consolidating each deposited layer by ramming and watering, lead up to 50 and for all lift.

Providing and placing in position 100 mm thick factory made machine batched & machine mixed Precast RCC Rectangular Covers on drains of footpath of various sizes, of M-25 grade cement concrete for RCC work, including cost of centering, shuttering, reinforcement of 8 mm dia TMT bars of Fe 500 grade @ maximum 100 mm c/c on both ways, neat cement punning on finished surface, properly encased on all edges with 1.6 mm thick, 100 mm wide MS sheet duly painted over priming coat, reinforcement to be welded at edges with MS sheet and providing 2 Nos. 12 mm dia bar for hooks etc including cost of cartage, all leads & lift, handling at site etc. all complete as per direction of Engineer-in-Charge.

Disposal of building rubbish / malba / similar unserviceable, dismantled or waste materials by mechanical means, including loading, transporting, unloading to approved municipal dumping ground or as approved by Engineer-in-charge, beyond 50 m initial lead, for all leads including all lifts involved.

Providing & fixing pre-fabricated precast solid open U shaped RCC drain, drain cover, box culvert etc. using wet-mix M50 grade concrete and thermo-mechanically treated (TMT) steel bars of grade Fe-550D including straightening, cutting, bending, placing in position and binding, all complete upto plinth level with provisions of shear keys, connecting loops, necessary cutouts/holes lined with dowel tubes of required sizes for services with proper lifting arrangement of various thicknesses, shape and size using high quality steel molds including loading, transportation from factory to site of work, unloading, stacking at site and placing in final position with the help of required capacity cranes all complete as per IS-11447:1985 and as per approved shop drawings and design mix complete as per the directions of Engineer-in-Charge. The precast elements shall be manufactured in a controlled factory environment with approved methodology/technology having all facilities including automated steam curing, automated reinforcement cage making facility, NABL accredited in-house laboratory having testing facilities etc. complete as per the directions of Engineer-in-Charge. The installation of RCC precast drain, drain cover, box culvert etc. shall be done in correct and final position with proper line, level and plumb at site after making all arrangements of requisite T&P e.g., cranes, push-pull jacks etc. for lifting, placing and alignment of elements within erection tolerance as per IS-15916:2020, as per approved shop drawings, complete as per direction of Engineer-in-Charge including cost of all material and all tools & machinery required for casting for all works up to plinth level complete as per the directions of Engineer-in-Charge. The RCC precast drain along with drain cover taken together as an integrated system, shall be capable of carrying a wheel load of 5.0 tone of vehicular load.

Credit for taking away old steel items obtained from dismantling / demolishing steel / RCC work as per direction of Engineer in Charge (dismantled material shall be property of the contractor)

Credit for taking away old brick items obtained from dismantling / demloshing brick work as per direction of Engineeer in Charge (dismantled / material shall be property of the contractor)

Less correction factor on DSR-2023 on account of GST (1-0.973=0.027) on all items except Item No.13,14 & 15

Add : 3% Cost Index on all items except Item No.13,14 & 15

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