Proposal for Construction of RCC Storm Water Drain at TNHB 60feet Road in Ward No 40 and 41 under Avadi City Municipal Corporation.

Earthwork excavation for foundation in hard stiff clay, stiff black cotton, hard red earth, shales, murram, gravel, stoney earth and earth mixed with small size boulders SS.20B

Cement Concrete 1:4:8 (One Cement, Four crushed stone sand and Eight hard broken stone jelly) using 40 mm gauge hard broken granite stone jelly for foundation including dewatering wherever necessary and laid in layers of not more than 15 cm thick well rammed, consolidated and including curing etc. complete complying with standard specification and as directed by the departmental officers -Mixing by mechanical means

Supplying, fabricating and placing in position Mild Steel / Ribbed Tor Steel reinforcement grills of all variety like HYSD/CTD/TMTand all grade like Fe 500, Fe550D, Fe 500 D etc., for all RCC works as per design given including cost of steel reinforcement and G.I. binding wire, wastage etc. complete complying with standard specification and as directed by the departmental officers.(Contractor has to make his own arrangements for the supply of steel reinforcement and binding wire)

Vibrated reinforced cement concrete M25 (Design Mix) using 20mm ISS HBG graded metal including cost and conveyance of all materials to site and cement at site excluding cost and fabrication of steel but form work and centering soft water labour charges for mixing, transporting, placing in position, vibrating and compacting finishing and curing concrete, working at heights, hire charges for tools and plant, including all other incidental charges, etc., complete as per standard specifications for Raft Concrete

Vibrated reinforced cement concrete M25 (Design Mix) using 20mm ISS HBG graded metal including cost and conveyance of all materials to site and cement at site excluding cost and fabrication of steel but form work and centering soft water labour charges for mixing, transporting, placing in position, vibrating and compacting finishing and curing concrete, working at heights, hire charges for tools and plant, including all other incidental charges, etc., complete as per standard specifications for Wall Concrete

Vibrated reinforced cement concrete M25 (Design Mix) using 20mm ISS HBG graded metal including cost and conveyance of all materials to site and cement at site excluding cost and fabrication of steel but form work and centering soft water labour charges for mixing, transporting, placing in position, vibrating and compacting finishing and curing concrete, working at heights, hire charges for tools and plant, including all other incidental charges, etc., complete as per standard specifications for Deck Slab Concrete

Supplying & Fixing of Manhole Cover SFRC manhole cover and frame 600mm dia clear opening extra heavy duty as per IS:12592/2002 and as per reinforcement details for covers and frames.and as per the decision of Engineers incharge.

Refilling with excavated sand complying with standard specification for filling in foundation and basement.

Removal of excess earth 5km away from site using tipper lorries including loading and unloading charges and all labour charges as instructed by the Departmental Offices etc,complete as per standard specifications .

Construction of cast -in- situ Silt Catch Pit of inner size 450 X 450 X 450 mm including necessary earth work excavation including providing foundation in PCC 1:4:8 under wall 150mm thick and cutting the existing storm water drain of size 300 x 150mm for fixing 2 Nos of 160mm dia PVC pipe on the storm water drain mouth with RCC cast in situ wall of size 120mm in RCC 1:1.5:3 with steel of 9.25 kg including fixing Ductile Iron grating hinged with frame clear opening 450 x 450mm -25 MT -completing the finishing work etc