Tamil Nadu Civil Supplies Corporation Tender

Supplying, fabricating and placing in position MS/RTS grills for reinforcement for all R.C.C.works including cost of steel, labour for straightening, bending, cranking, tying grills with 18 gauge galvanized binding wire and placing grills in position complete complying with standard specification and as directed.

BRICK WORK in cement mortor 1:5 (one cement, five sand) using best quality Country bricks of size 8 ¾ x4 ¼ x 2 ¾ for walls including cost of scaffolding curing, finishing etc., complete complying with standard specifications and as directed by the departmental officers.

Supplying and laying of Ready mix M15 grade of concrete having characteristic strength not less than specified in the IS 456 - 2000 using Ordinary Portland cement with minimum cement content of 366 Kg / cum confirming to IS 8112. Coarse aggregate having a specific gravity of 2.60 using 20 mm down graded hard blue granite broken stone jelly and fine aggregate without fly ash as per IS 383 - 1970 (2007) with suitable water cement ratio not less than 0.45 of water quality confirming to IS 456 - 2000 including use of plasticizer of approved make & dosage of required grade at all location and levels with specified high workability as per IS 1199 - 1959 (2004). The initial & final setting time confirming IS 12269 - 1987 (2004). The admixtures affecting the quality and strength of the confirm IS 9103 - 1979 [ usual admixture - Air entraining & water reducing). The rate including laying, vibrating with mechanical vibrators, finishing, cutting , Placing of concrete and surface hardener finishing with power floated and power trawler to obtain the hard surface including provision of expansion joints at 6Metre intervals across the platform etc., complete complying with standard specification and as directed the departmental officers. The coarse and fine aggregates to be used should comply with the requirements of 15 Standards. (No separate payment will be made by the Department for the excess usage of materials