M/o Drain (Covering of Drain with Precast RCC Cover and Precast Hollow core slab from Sec-107 to Sec-105 Skymark Red light, Sec-107, 105 and 104 side and NRI Road Sec-96, 97, 98 side) Noida

Steel reinforcement for RCC work including Straigthening, cutting, banding, placing in position and binding all complete upto plinth level. Thermo mechanically Treater bars of grade Fa-500D or more

Providing , hoisting and fixing above plinth level up to floor five level precast reinforced cement concrete in shelves, including setting in cement mortar 1:3 ( 1 cement : 3 coarse sand),cost of required centering shuttering and finishing with neat cement punnig on exposed surface but , excluding the cost of reinforcement, with 1:1.5:3 ( 1 cement : 1.5 coarse sand (zone -III ) : 3 graded stone aggregate 20 mm nominal size ) DSR I.NO. 5.16

Steel work welded in built up sections/ framed work including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer using structural steel etc. as required. In gratings, frames, guard bar, ladder, railings, brackets, gates and similar works. DSR-2018/ I.No: 10.25.2

Fabrication & Manufacturing of Prestressed Hollow Core slab (Hollow area 25 to 30%) of different thickness & modular width 1200 mm in Controlled Factory Environment with approved methodology informing to IS 10297- 1982 conforming to IS:10297- 1982 by using long line casting method having arrangement of proper steel bed. Concreting should be done by batch mixing plant capable of producing zero slump concrete,transported through automatic shuttels of standard make &layed on bed with the help of extruder/Slipformer, finishing,curing and also provision of steam curing. Cutting, making necessary cutout/holes of required sizes for services in slab element after achieving required strength, yard handling &stacking all complete as per approved shop drawings & design mix as per the direction of the Engineer-in-charge.(Cost of strands should be paid separately). Note : Excess/ less cement over the specified cement content used as per design mix is payable/recoverable separately. 26.73.1 Concrete Grade-M-40(cement content 400 kg ) 26.73.1.1 100 mm thick hollow core slab