tender for dsr-2023 4.1.8 providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - all work up to plinth level: aggregate 40 mm nominal size recycled aggregate (ra)) 1 :4:8 (1 cement : 4 coarse sand (zone-ill) derived from natural sources : 8 graded stone aggregate 40 mm nominal size , dsr-2023 11.41.2 providing and laying vitrified floor tiles in different sizes (thickness to be specified by the manufacturer) with water absorption less than 0.08% and conforming to is: 15622, of approved make, in all colours and shades, laid on 20 mm thick cement mortar 1 :4 (1 cement: 4 coarse sand), jointing with grey cement slurry @ 3.3 kg/ sqm including grouting the joints with white cement and matching pigments etc., complete. , dsr-2023 12.50 providing and fixing precoated galvanised iron profile sheets (size, shape and pitch of corrugation as approved by engineer-in-charge) of total coated thickness 0.50 mm (base metal of minimum 0.45 mm thickness with total coating thickness of 0.05mm) with zinc coating 120 grams per sqm as per is: 277, in 240 mpa steel grade, 5-7 microns epoxy primer on both side of the sheet and polyester top coat 15-18 microns. sheet should have protective guard film of 25 microns minimum to avoid scratches during transportation and should be supplied in single length upto 12 metre or as desired by engineer-in-charge. the sheet shall be fixed using self drilling /self tapping screws of size (5.5x 55 mm) with epdm seal, complete upto any pitch in horizontal/ vertical or curved surfaces, excluding the cost of purlins, rafters and trusses and including cutting to size and shape wherever required. , dsr-2023 13.114 melamine polishing on wood work (one or more coat). , dsr-2023 13.48.2 painting wood work with deluxe multi surface paint of required shade. two or more coat applied @ 0.90 ltr/10 sqm over an under coat of primer applied @0.75 ltr/10 sqm of approved brand and manufacture , dsr-2023 8.32 de