tender for construction of reinforced cement concrete slab culvert across pap canal at valayapalayam head of poomalur , earthwork excavation for foundation in all soils and sub soils and to full depth as may be directed except in rock requiring blasting but inclusive of shoring, strutting and baling out water wherever necessary and refilling the sides of foundation with excavated earth in layers of not more than 15cm thick, well rammed and consolidated and depositing the surplus earth within the compound in places shown by the departmental officers with initial lead and lift etc.,including levelling the sites complete complying with standard specifications and as directed. (hard soil ) , cement concrete 1:4:8 mix using 40mm iss metal including cost and conveyance of all materials to site and all labour charges for mixing,laying and curing etc complete , cement concrete 1:3:6 mix using 20mm iss metal including cost and conveyance of all materials to site and all labour charges for mixing, laying and curing etc , cement concrete 1:2:4 mix using 20mm iss metal including cost and conveyance of all materials to site and all labour charges for mixing, laying and curing etc , reinforced cement concrete 1:1.5:3 mix using 20mm iss metal including cost and conveyance of all materials to site and all labour charges for mixing, laying, and curing etc complete for 10 cum. , supplying and fabrication of steel including cost and conveyance of bending to shape and tying in position and forming grills for all reinforced cement concrete works including cost and conveyance of all materials to site , supplying and erecting centering shuttering including necessary supports for plane etc., complete.bgl , supplying and erecting centering shuttering including necessary supports for plane etc., complete.agl , supllying and fixing bituman tarsheet 15mm thick for expansion joints at every 4.50m intervals inculding cost of material conveyance to site,cutting finishing etc., complete. , provisi