Tamil Nadu Civil Supplies Corporation Tender

Supplying and filling in foundation and basement with clean M.SAND in layers of 150mm thick, well watered, rammed and consolidated including watering etc., complete complying with standard specifications and as directed.

Supplying and filling in basement with wetmix 250mm thick in layers of not exceeding 250mm thick, well watered, rammed and consolidated including machineries for hire and running charges leader 5 Cum capacity, hire charges for tipper, water sprinkler,` vibratory roller all labour charges etc., complete complying with standard specification and as directed.

CEMENT CONCRETE 1:5:10(one cement , five sand and ten aggregate)using 40mm gauge hard broken granite stone jelly for foundation including de-watering side shuttering , strutting, wherever necessary including curing etc., complete complying with standard specifications and as directed.

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 excluding cost of reinforcement and fabricating charges, but including laying, vibrating with mechanical vibrators, finishing, cutting and Placing of concrete with surface hardner finishing with power floated and power trawler to obtain the hard surface including provision of expansion joints at 6Metre intervals across the platform. 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)

Supplying, fabricating and placing in position MS/RTS grills for reinforcement for all R.C.C. works as per design given including cost of steel and G.I. binding wire in all floors etc., complete4 complying with standard specification(Contractor has to make his own arrangements for the supply of steel and binding wire)

Supplying and fixing in position 12mm thick Bitumen pad of ISI approved quality including cost and conveyance and labour charges for fixing etc., complete as directed by the departmental officers (The quality of Bitumen pad should be approved by the Executive Engineer before use on work).

Supplying and fixing NP3 class of RCC pipe of 900mm dia confirming to IS 458/2003 including cost of pipe, cost of all other incidental charges, testing charges, loading and unloading conveyance and delivery in good condition at work site etc., complete complying with standard specification as directed by the departmental officers.