tender for comprehensive br maintenance works in zone iii at lansdowne. - taking down chowkhats or frames of any description with shutters (without taking off shutter from the frames) exe 1.5 sqm but not exceeding 4.0 sq.m each complete all as specified and directed. taking down chowkhats or frames of any description with shutters (without taking off shutter from the frames) not exceeding 1.5 sq.m each complete all as specified and directed. taking down wooden shutters of any description exc 1 sqm but n. exc 2 sqm each and removing to store complete all as specified and directed. demolition of brickwork or stone boulder masonry built in cement mortar including all quoins, arches, pillars etc complete all as specified and directed. demolition of cement concrete (unreinforced) in ground floors and pavings n. exc 15 cm thickness (below or above ground level)and removing unserviceable material, outside cantt area complete all as specified and directed. demolition of stone slab and tiles of any description or thickness in floors, laid bedded and pointed in any mortar aprons complete all as specified and directed. dismantling plain or corrugated steel sheeting, any gauge thickness including nanital or similar pattern roof covering complete all as specified and directed. dismantling ballies, hard or soft wood, any position except in post and struct including taking out iron scraps, bolts and nuts etc if any type -i complete all as specified and directed. s&f pre-painted galvatume aluminium zink coating gl based corrugated steel sheet 0.50 mm thick of an colour having tensile strength of 550 mpa as in roof covering/cladding to wall, fixed self tapping screws complete all as specified and directed. m & l for pre polished 18-20mm thick granite slab white and black table rubbed in cooking plateforms and like in cement mortar (1:4) including pointing in white cement (1:2) using marble dust with admixture of pigment to match incl rounded exposed edge complete all as specified and including directed.over 20 mm thick screed bed in cm 1:6 complete all as specified and directed. s & f 35mm thick factory made single extruded wpc (wood polymer composite) solid decorative type flush door shutter comprising of virgin polymer of k value 58-60 (suspension grade), calcium carbonate and natural fibers (wood powder/ rice husk/ wheat husk) and non toxic additives (maximum toxicity index of 12 for 100 gms) having minimum density of 650 kg/cum and screw withdrawal strength of 1800 n (face) & 900 n (edge), minimum compressive strength 50 n/mm2, modulus of elasticity 850 n/mm2 and resistance to spread of flame of class a category with property of being termite/borer proof, water/moistur proof and fire retardant. wpc to be laminated with pvc foil of minimum 14 microns thick of approved design pasted with hot melt adhesive on both faces of shutter and fixing with stainless steel butt hinges of required size with necessary full body threaded star headed counter sunk s.s screws, all as per direction of engineer-in-charge. note: stainless steel butt hinges and necessary s.s screws shall be paid separately.