Providing and Fixing of RCC Precast Hollow Core Slab in XU-III RCC Drain (Dadha Rotary to Haier Rotary), Greater Noida.

BOQ

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.

Concrete grade- M-40 (Cement content 400kg) 200 mm thick hollow core slab (AOR Based on DSR-18/26.73.1.4)

Extra for using M-50 (cement content 425kg) instead of M-40 200 mm thick hollow core slab (AOR Bsaed on DSR-18/26.73.2.4)

Providing & laying in position Prestressing steel strands (low relaxation) on hollow core bed by using mechanical pulling arrangement like Rabbit/Bed master including all accessories for Stressing & destressing operations as per approved make conforming to IS1343 & grade FY-1860 etc, complete as per drawings and direction of Engineer-in-charge. ( DSR-18/26.75)

Transportation of Precast Elements by flat bed Trailor (Double / Triple axle 40ft Length with proper accessories like A frame etc) from factory, including the cost of loading, unloading & stacking at site with the help of required capacity cranes.

Lead within 15 km (AOR Based on DSR-18/26.76.1)

Erection & Installation of Precast/Prestressed Concrete elements in correct & final position with proper line level and plumb at site making all arrangements (i.e cranes, push-pull jacks & all another T & P for lifting Placing & Alignment of elements, within erection tolerance as per IS 15916 as per approved shop drawings and all complete as per the direction of Engineer-in-Charge but excluding the cost of sim pads, non shrink grout and steel works i.e hangers. All work up to fifth floor.

Prestressed hollow core slab upto 200 mm thickness (AOR Based on DSR-18/26.77.1)

Excavation in foundation in ordinary soil (loam,clay or sand) including lift up to 1.50 m. and lead up to 30m. and including filling watering and ramming of excavated earth into the trenches or into the space of foundation trenches or into the plinth and removal and disposal of surplus earth as directed by the engineer-in-charge upto a distance of 30m. from the foundation trenches ( where machine con not rech/move).SOR-20/251a