UPGRADATION OF BLDG NO. 151 AND 93-AC-122 AT AF STN BARRACKPORE UNDER GE (AF) BARRACKPORE

Taking down chowkhats with shutter (without taking off shutter from the frame) n.exc.1.5 Sqm each and removing from site complete all as specified and directed.

Taking down chowkhats with shutter (without taking off shutter from the frame) exc.1.5 Sqm but n.exc 4.0 Sqm each and removing from site complete all as spd and directed.

Supply and fix powder coated (any colour) aluminium (minimum thickness of powder coating 50 micron) work for doors, windows, ventilators and partitions (fixed portions) with extruded built up standard tubular sections/ appropriate Z sections and other sections of approved make conforming to IS: 733 and IS:1285, fixing with dash fasteners of required dia and size, including necessary filling up the gaps at junctions, i.e. at top, bottom and sides with required EPDM rubber/ neoprene gasket etc. Aluminium sections shall be smooth, rust free, straight, mitred and jointed mechanically wherever required including cleat angle, Aluminium snap beading for glazing/ paneling, C.P. brass/ stainless steel screws complete all as specified and directed.

Supply and fix powder coated (any colour) aluminium (minimum thickness of powder coating 50 micron) for shutters of doors, windows & ventilators including providing and fixing hinges/ pivots and making provision for fixing of fittings wherever required including the cost of EPDM rubber/neoprene gasket required with extruded built up standard tubular sections/ appropriate Z sections and other sections of approved make conforming to IS: 733 and IS:1285, fixing with dash fasteners of required dia and size, including necessary filling up the gaps at junctions, i.e. at top, bottom and sides with required EPDM rubber/ neoprene gasket etc. Aluminium sections shall be smooth, rust free, straight, mitred and jointed mechanically wherever required including cleat angle, Aluminium snap beading for glazing/ paneling, C.P. brass/ stainless steel screws complete all as specified and directed.

Supply and fix solid PVC door frame of size 50 x 47 mm made out of 5 mm plain coloured PVC sheet reinforced with mild steel square tube as per specification and drawing given on MES schedule Part – II (2020) complete all as specified and directed.

Supply and fix factory made solid panel PVC door shutter 30 mm thick (style) consisting of frame made out of M.S. tubes for top & bottom rails. M.S. frame shall be covered with heat moulded plain colour PVC ‘C’ channel having a PVC sheet strip of 20mm width stuck inside with solvent cement for stiles and plain colour PVC sheets for top rail, lock rail & bottom rail on either side & as gap insert for top rail & bottom rail; Panelling of plain colour PVC sheet to be fitted in the M.S. frame welded / sealed to the stiles & rails with suitable PVC sheet beading, and joined together with solvent cement complete all as specified and directed.

Material and labour for well-seasoned 2nd class hard wood plain, solid, straight chowkats and frames, wrought, framed rebated on the solid, rounded or chamfered, put together with glue pinned at joints complete all as specified and directed.

Supply and fix factory made 30mm thick flush shutters, solid core construction, with particle board core and plywood panels, commercial type, both face complete all as specified and directed.

Material and labour for 0.9 mm thick decorative laminate type 1 of surface finish, colour and pattern as approved, fixed with approved adhesive as per manufacturer's instructions complete all as specified and directed.

Supply and fix in repair double action floor spring hydraulically regulated made up of minimum 1.25 mm thick aluminium alloy sheet foundation box, main body with stainless steel cover,governing pivot made of brass, other parts made of mild steel heavy duty and fixed complete all as specified and directed.