tender for dismantling concrete (e) reinforced cement concrete , dismantling concrete (d) cement concrete plain1:2:4 mix , removal/ clearance of slush from wet drains by mechanical means , making dewatering arrangement by pumping set 4 *4 (tractor driven) , filling cement bags with sand or earth and sewing including cost of e.c bags and strings. , providing, lowering in trenches to correct gradient and alignment, jointing with tyton rubber joint and cutting of reinforced cement concrete spigot and socketed pipes and specials with rubber ring isi marekd as per is code is 458-2003 into trenches for all depths and laying out the same to correct alignment, gradients, levels etc. cutting of concrete beds and joints holes, supporting the pipes and specials in correct position in a suitable rigid manner while the same are being jointed and until the surrounding benchings, haunches and envelopes are completed. the pipes shall rest on the beds at all joints through their lengths and fixing of rubber ring, facing, testing the pipes for leakage and making good the same leakage and all defects to the entire satisfaction of the engineer-in-charge including all cartage etc. 900mm i/d pipe , earth work in excavation of foundation of structures as per drawing and technical specification, including setting out, construction of shoring and bracing, removal of stumps and other deleterious matter, dressing of sides and bottom and backfilling with excavated surplus soil. (depth upto 3 m) , plain cement concrete in open foundation complete as per drawing and technical specifications. a plain cement concrete grade m15 , plain cement concrete 1:3:6 nominal mix in foundation with crushed stone aggregate 40mm nominal size mechanically mixed, placed in foundation and compacted by vibration including curing for 14 days. (m-10) , plain/reinforced cement concrete in sub-structure complete as per drawing and technical specifications g reinforced cement concrete grade m-30 (ii) using batching plan