tender for dismantling concrete (e) reinforced cement concrete , dismantling brick work tile, masonry or tile lining (b) in cement , 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. mechanical means (depth upto 3 m) , plain cement concrete in open foundation complete as per drawing and technical specifications. a plain cement concrete grade m15 , reinforced cement concrete in sub-structure complete as per drawing and technical specifications f reinforced cement concrete grade m-25 height upto 5m, including centering and shuttering (ii) with batching plant, transitmixer and concrete pump. , furnishing and placing reinforced cement concrete in super structure as per drawing and technical specification e rcc/psc grade m-40 using concrete mixer (a) for solid slab super-structure including centering and shuttering (i) height up to 5m with batching plant, transit mixer and concrete pump , providing and fixing drainage spout complete as per drawing and technical specification. , providing, laying , fixing & jointing of p.v.c. pipes as per isi-4985 (isi marked with the prior approval of engineer-in-charge) along the trenches and laying the same in trenches to correct alignment and gradients, cutting, jointing and testing complete as per specifications.xvi 160mm o/d pipe of 6 kgf. / sqcm , cement concrete lining 75mm. thick or less laid manually for irrigation channels, using cement concrete m_x0002_15 with cement content 325 kg/cum mixed in an automatic computerized batching & mixing plant and transported to the site in transit mixers with an average lead of 1 km(for trapezoidal section and cup section of all radii) , putting 1:3 (cement:water) cement slurry with cement @ 2.25 kg per sqm on prepared bed and side slopes before laying concrete on bed