making and supplying of school furniture at rongo primary school under gorubathan dev. block-1 m.s. works in framed gratings of window etc.made of round or square bars and grame work or m.s. flats ( with the bars securely fixed to the flat bar frame ) with or with out intermediate flat bar stiffener and fixed with necessary screws etc. complete as directed.in ground floor.. 2 supplying, fitting and fixing boiling water proof ply conforming to is: 710-1977 bonded with phenol formaldehyde sythetic resin conforming to is: 848-1974 of approved make and brand fitted and fixed as per designn as per approval and direction of engineer-in-charge. [ excluding the cost of supporting frame work and teak wood batten / ipping ] in ground floor.