tender for special repairs to roof sheet and allied works in bldg no t-83 t-84 and t-103 at 11 grrc. - concrete (a) integral cement water proofing compound. (b) plywood for concrete shuttering work. joinery (a) wooden flush door shutters, solid core type, ply wood face panels (sixth revision) (b) wooden flush door shutters, solid core type, ply wood face panels and hard board panels (third revision) builders hard ware steel butt hinges. non-ferrous metal butt hinges. ferrous tower bolts. non-ferrous tower bolts. door handles. parliament hinges. hydraulically operated door closures. continuous (piano) hinges. non-ferrous metal sliding door bolts. tee and strap hinges. mild steel sliding door bolts. roof coverings bitumen felts for water proofing and damp proofing ceiling and lining ply wood for general purpose. block boards. veneered decorative plywood. marine plywood. fiber hard boards. veneered particle board (exterior grade) decorative thermo setting synthetic resin bonded laminated sheets flooring white portland cement cement concrete flooring tiles water supply, plumbing, drains & sanitary appliances concrete pipes (with and without reinforcement) flushing cistern for wc and urinals. pvc flushing cistern. cast copper alloy screw down bib tap and stop valves for water services. galvanized mild steel tube galvanized mild steel tube fittings centrifugally cast (spun) iron spigot and socket; soil, waste vent pipes, fittings and accessories. ball valves (horizontal plunger type) including floats for water supply purposes. cast iron manhole covers and frames. ac pressure pipes. automatic flushing cistern. vitreous china ware appliances:- general requirements. wash down water closet. squatting pans. wash hand basin. laboratory sinks. urinals and partition plates specific requirements of accessories for sanitary appliances(third revision) plastic wc seats and covers. pillar taps. centrifugally cast (spun) iron pressure pipes for water, gas and sewage. rubber sealing rings for gas mains, water mains and sewers. cast iron fittings for pressure pipes for water, gas and sewage.