tender for demolishing cement concrete manually/ by mechanical means including disposal of material nominal concrete 1:3:6 or richer mix (i/c equivalent design mix) within all leads & lifts and as per direction of engineer - in - charge , providing and laying concrete for plain /reinforced concret in open foundation complete as per drawings and technical specifications mord clause 802,803,1202 &1203 including carriage of materials in all leads and lifts. a)p.c.c 1:3:6.(1 cement :3 sand : 6 agg. 20mm nominal size) i/c carriage of material within all leads & lifts as per the direcion of engineer in-charge. , 25 mm thick kota stone slab flooring over 20 mm (average) thick base laid over and jointed with grey cement slurry mixed with pigment to match the shade of the slab, including rubbing and polishing complete with base of cement mortar 1 : 4 (1 cement : 4 coarse sand) , brick work with common burnt clay machine moulded perforated bricks of class designation 12.5 conforming to is: 2222 in superstructure above plinth level up to floor five level in cement mortar 1:6 (1 cement : 6 coarse sand) with modular bricks with in all leads and lifts and as per the direction of engineer-in-charge , steel work welded in built up sections/ framed work, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer using structural steel etc. as required.in gratings, frames, guard bar, ladder, railings, brackets, gates and similar works with in all leads and lifts and as per the direction of engineer-in-charge , providing and fixing polycarbonate sheet roofing including vertical / curved surface fixed with polymer coated j or l hooks, bolts and nuts with bitumen and g.i. limpet washers including carriage of materials in all leads and lifts. a)and as per direction of engineer-in-charge