Delhi State Industrial And Infrastructure Development Corporation Limited Tender

Providing and laying factory made precast CC Blocksof 200 mm thickness of grade M-10 made of C & D waste from approved manufacturer in foundation and plinth in : Cement Mortar 1:6 ( 1 Cement : 6 coarse sand )

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 lift upto 1.5 m, as directed by Engineer-in-charge All kinds of soil

12 mm cement plaster of mix : 1:6 (1 cement: 6 coarse sand).

Neat cement punning.

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level : (a) "1:2:4 (1 cement : 2 coarse sand (zone-III) : 4 graded stone aggregate 20 mm nominal size).

(b) 1:5:10 (1 cement : 5 coarse sand (zone-III): 10 graded stone aggregate 40 mm nominal size).

Centering and shuttering including strutting, propping etc. and removal of form for all heights : (a) Foundations, footings, bases of columns, etc. for mass concrete.

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).

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.

Providing and fixing 25mm thick with cement concrete 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 12.5mm nominal size) on the top of S.W. drain walls including centering and shuttering etc. complete.

Providing and laying P.V.C sheet 125 micron thick on lean cement concrete surface without creases whereever overlap is necessary. The same at lest should be 300mm the surface of lean cement concrete shall be swept clean of all extrenous material before pacing & fixing with plastic nails

Providing and fixing in position pre-moulded joint filler in expansion joints

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 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 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. (Minimum cement content considered @ 220 kg/cum)

Providing and laying ready mix cement concrete of M-30 grade, in roads using cement content as per design mix, using coarse sand and graded stone aggregate of 20mm nominal size in appropriate proportions as per approved & specified design criteria including cost of admixtures in recommended proportions as per IS:9103 to accelerate/retard setting of concrete, improve workablity without impairing strength and durability including pumping of R.M.C. from transit mixer to site/laying at site, spreading and compacting, mechanically by using needle and surface vibrators, leveling to required slope/camber, finishing with required texture, booming with wire brush curing excluding the cost of centering, shuttering complete all as per direction of Engineer-in-charge. Cement concrete manufactured in approved RMC plant i/c transportation to site in transit mixer. (Minimum cement content required in M-30 is @ 340 kg/cum).

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.

Deduct for not laying the concrete by using the pump, piping-work & accessories etc, as per direction of Engineer-in-charge

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 100mm 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 i/c cost of cartage, all leads & lift, handling at site etc. all complete as per direction of Engineer-in-Charge.

Deduct -9.50%

Add 15.69% Enhancement & 3% Maintenance Charge