Repair and Maintanenece of OHT in Ward no11 in Sivakasi City Municipal Corporation

Amount

Supply and erecting steel centering for sides and soffits including necessary supports and shuttering to the required height for RCC items using MS Sheets or suitable size of 25mx25mmx 3mm of boarding, laid over Soilvar Oak joists of size 10cmx6.5cm space at 10cm c/c and supported by Casurino props 10cm-13cm spaced at 75cm c/c etc., Complete as per Standard Specification.

Providing and laying in position Standardised Concrete Mix M-20 Grade in accordance with IS 456 - 2000 using 20mm and down graded hard broken granite stone jelly for all RCC items of works with minimum cement contenet of 325Kg/ cum and maximum water cement ratio of 0.55 including admixture (Plasticiser / super plasticiser) in recommended proportions as per IS 9103 to accelerate, related setting of concrete, improve workability without imparing strength and durability with about (5.0cum), 7730Kg of 20mm machine crushed stone jelly and with about (3.3 cum), 5156kg of 10 - 12mm machine crushed stone jelly and with about (4.79cum) 7670 kg of Crushed Stone Sand (M- Sand), but excluding cost of reinforcement grill and fabricating charges centering and shuttering but including 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 cost etc., complete complying with standard specification and as directed by the departmental officers -

Plastering with cement mortar 1:4 (One part of Cement and Four part of Plastering Sand (P- Sand)) 12mm, thick in all floors including cost and conveyance of all materilas to site and labour charges etc,complete as per standard specifications

Painting two coats with ready mixed plastic emulsion paint of first class quality and approved colour over priming coat, including scraping,clean,removel of dirt etc.complete complying including necessary plaster of paris, putty, etc.

Supply and Delivery and fixing of outside MS Ladder of 45cm clear wide made out of 50 mm x 50mm x 6mm MS angle for sides and steps in 16 mm MS plain rods fixed at 30cm C/C welded jointed etc ., providing with suitable side supports, clamps and locking arrangements provided with two coats of approved enamel paint over one coat of redoxide paint , for providing access to roof top of OHT of suitable inclined length , including bottom anchorage and transportation and as directed by TWAD Board officers. The rate includes concrete bed block in CC 1:2:4 using 20mm HBGS at top and bottom of suitable size with necessry anchor bolts.10000 litres

PALANIKUMAR K (BID ID -1402639)