SPECIAL REPAIR TO BUILDING NO. P-31 - 1 AT GRRC LANSDOWNE.

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 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 wooden shutters of a complete all as specified and directed.y description exc 1 Sqm but n. exc 2 sqm each and removing to store complete all as specified and directed.

S&F Factory made single riveted WPC (wood polymer composite) solid door frames/chowkat of size 65x100mm of virgin PVC Polymer of K value 58-60(Suspension Grade) calcium carbonate and natural fibres (wood/powder/rice husk/wheat husk ) and non toxic additives (maximum toxicity index of 12 for 100 gms) fabricated with miter joints after applying PVC solvent cement and screwed with full body threated star heads SS screw having minimum frame density of 750 kg/cum screw withdrawal strenght of 2200 N (face) and 1100 N (Edge)proof, water/moisture proo, minimum compressive strenght of 58 N/mm2, modules of elasticity 900 N/mm2 and serestance to spread of flame of Class A category with property of being termite/borer proof, water / moisture proof and fire retardant and fixed in position with MS hold fast/lugs/SS dash fasteners of required dia and length complete as per direction of Engineer-in-Charge.

S & F 30 mm thick factory made single extruded WPC (Wood Polymer Composite) solid flush SKELTON 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 shall be paid separately)

S&F Pressed steel frames of size (125x60 mm) for doors with two rebates including necessary fixing lugs, hinges, lock strike plate, etc., complete, as specified, supplied and fixed complete all as specified and directed.

S&F Pressed steel frames of size (105x60 mm) for doors with two rebates including necessary fixing lugs, hinges, lock strike plate, etc., complete, as specified, supplied and fixed complete all as specified and directed.

S&F for 35mm thick factory made 2nd class hard wood plain, framed pannelled shutters (two panel) with lock rail and panel of 9mm BWP commercial ply or 12mm veneered particle board wiyh commercial veneering on both faces. The size of rail and stile as per (IS : 1003 part-I , kiln seasoned and chemically pressure treated complete all as specified and as directed.

Supply and fix 35mm thick 2nd class hard wood Glazed and skeleton shutters (factory made), open rebated and prepared to receive glass, gauze, etc. (without sash bars), edges of framing plain, chamfered or rounded, fitted with cut and mitred beads for securing glass, etc. sizes of members of shutters as specified in SSR Part I, Section 8, clause 8.20 (a) fitted to chowkhats complete all as specified and as directed by the Engr-in-Charge.

Preparation of new wood and wood based surfaces of any description not other wise described over 10cm width or girth and applying two coats of synthetic enamel paint over a coat of pink primer complete all as specified and directed.