Name of Work:- Constructionof storm waterdrain cover slab atAshirvad compound ward no:21inCoonoor Municipality.
Sl. No.
Item Description
1
Supplying and erecting centering to sides and soffits including supports and struttingfor drainage sides andculvert body wall sidesusing 90cm x 60cm and B.G 10stifenedwith welded mild steel angles of size 25mm x 25mm x 3mm for boardinglaid over( silver oak joists ) of size 10cm x 6.50cm spread at about 90cm etc. complete complying with standard specification .For Cover Slab
2
Supplying, fabricating and placing in position Mild Steel / Ribbed Tor Steel grills for all RCC works as per design given including cost of steel and G.I. binding wire in all floors etc. complete complying with standard specification.(Contractor has to make his own arrangements for the supply of steel and binding wire)
3
Providing and laying in position, standardised concrete Mix M-2o Grade 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 10-12mm machine crushed stone jelly and with about (4.79 cu.m) 7670 kg. of sand, but excluding cost of reinforcement grill and fabricating charges, centering and shuttering and also 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, 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).
4
Plain Cement Concrete 1:1.5:3 (one cement, one and half sand and three hard broken stone jelly) using 20mm jelly for wearing coat including laying, compacting, finishing and curing, etc., complete as per standard specificatins and as directed by the departmental officers.
5
Supply and fixing of RCCHalf Cutter of dia 23cmincluding all cost of materials and Labour charges etc complete as per standard specification
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