Improvements to Storm Water Drain at Gandhi main road in DN-23, Unit-6, Zone-3

Supplying and fixing of FRP 550 x 550mm (Clear opening 450 x 450mm) gully grating and frame of appropriate size and load capacity of approved brand confirming to BSEN – 124:1994. Gully grating shall have minimum 30% of water entrance area that of clear opening of the chamber. Gully grating shall have top abrasion resistant layer of decorative grey granite finish confirming to test performed as per IS – 15658:2006. It shall also confirm “Permanent Set” criterion as per BSEN-124. Product should be tested in NABL accredited test lab for load capacity and permanent set. ( Medium Duty 10 - MT) (SWD 12)

Supplying and fixing of 700 x 700mm (Clear opening 600 x 600mm) gully grating and frame of appropriate size and load capacity of approved brand confirming to BSEN – 124:1994. Gully grating shall have minimum 30% of water entrance area that of clear opening of the chamber. Gully grating shall have top abrasion resistant layer of decorative grey granite finish confirming to test performed as per IS – 15658:2006. It shall also confirm “Permanent Set” criterion as per BSEN-124. Product should be tested in NABL accredited test lab for load capacity and permanent set. (Medium Duty - 10 - MT) (SWD 13)

Painting the wall two coats with approved weather proof Exterior Emulsion paint over one primer coat on cement plastered wall surface ect., complete complying with standard specification and as directed by the departmental officers.

Providing and laying in position, standardised concrete Mix M-20 Grade using In-situ Concrete batching plant/ Ready Mix Concrete (RMC) adopting weigh batch method in accordance with IS 456 using 20mm and down graded hard broken granite stone jelly for all RCC items of works with minimum cement content of 325 kg/m3 and maximum water cement ratio of 0.55, including admixture (plasticiser / super plasticiser) in recommended proportions as per IS:9103 to accelerate, retard setting of concrete, improve workability without impairing strength and durability with about (5 Cu.m) 7730 kg. of 20mm machine crushed stone jelly and with about (3.3 Cu.m) 5156 kg. of 1012mm machine crushed stone jelly and with about (4.79 cu.m) 7670 kg. of crushed stone sand, but excluding cost of reinforcement grill and fabricating charges, centering and shuttering and also including Conveyance of concrete from batching plant to Work site, Electricity charges and other works & labour cost involved for concrete production, laying, vibrating with mechanical vibrators, finishing, curing, etc. and providing fixtures like fan clamps in the RCC floor/ roof slabs wherever necessary without claiming extra, etc., complete complying with standard specification and as directed by the departmental officers. The coarse and fine aggregates to be used should comply with the requirements of IS standards. (No separate payment will be made by the Department for the excess usage of materials).

Supplying and erecting centering for plane surfaces such as RCC Floor Slab, Roof Slab, Loft, Landing Slabs, etc with necessary supports and strutting above 3.60m upto 4.90m height in all floors with all cross bracings using MS Sheets made of 10 gauge thick welded with MS angle of Size 25mm x 25mm x 3mm for boarding laid over steel adjustable span of size 2m x 2m (expandable upto 3.60m) and supported by Steel Adjustable Telescopic Props of Size 2.40m x 3.00m (expandable upto 4.90m) made with outer steel pipe with dia 50mm (3.60mm thick) and inner steel pipe with dia 40mm (2.90mm thick) with Cross bracings provided at two levels at a spacing of 1.80m ,etc complete complying with standard specifications. Steel adjustable span and Steel Adjustable telescopic props shall be provided as directed by the departmental Officers (Payment for centering shall be given after the concrete is laid).SLAB

Raising Or Lowering 45 cm.(or) 60 cm. silt catpit cover etc

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