tender for special repair to bldg no p-88 of mtti af stn avadi-- 1 dismantling floor, hearth or wall tiling including cement mortar bedding (but not backing), removing serviceable tiles to store and rubbish off the premises. complete all as specified and directed. 2 roughening surfaces of old concrete floor by picking ,sweeping clean and washing down with water to remove dust complete all as specified 3 dismantling of stone slab and tiles laid bedded and pointed in any mortar of any description or thickness in floors, apron etc complete all as specified and directed. 4 demolition of cement concrete (unreinforced concrete in ground floors and pavings n exc 15 cm thickness (below or above ground level). complected al as sepcified and directed. 5 demolition of reinforced cement concrete roofs, floors (other than ground floors), beams, staircases, landing, chajjas and similar suspended work. complected al as sepcified and directed 6 taking down plastering in cement or cement-lime mortar up to any height (one side only measured in cases where both sides are plastered) etc complete all as directed