UPKEEP MAINTENANCE OF ELECTRICAL INFRASTRUCTURE SUB STATION AND CONNECTED WORKS

Taking down chowkhats or frames with out taking off the shutters from the frames not exc 1.50 sqm each and stacking for issuing under credit all as specified and directed

Taking down chowkhats or frames with out taking off the shutters from the frames exc 1.50 sqm and not exc 4.00 sqm each and stacking for issuing under credit all as specified and directed

Taking down shutters of any description exc 1.00 sqm and n exc 2 sqm each and stacking for issuing under credit all as specified and directed

S & F Second class hard wood plain solid chowkhats and frames wrought framed rebated on the solid, rounded or chamferred, put together with glue pinned at joints, all as specified and directed.

S&F 40mm thick Flush shutters, solid core construction, with particle board core and plywood face panels, commercial type on both sides and both faces are covered with decorative face veneer with lipping/frame to match

M & L Second class hard wood Glazed and skeleton shutters 35 mm thick open rebated and prepared to receive glass, guaze etc. (without sash bars) edges of framing plain chamferred or rounded fitted with cut and mitred beads for securing glass etc. sizes of members of shutters as specified in SSR Part I kiln seasoned and chemically pressure treated all as specified and directed

Supply and fix Solid PVC door frames size 50mmx 47mm made out of 5mm plain color PVC sheet reinforced with MS squre tube, fixed to openings all as specified and directed

M&L for Factory made solid panel PVC door shutter 30mm thick (styles) consisting of frames made out of MS tubes for top and bottom rails. MS frame shall be covered with heat moulded plain color PVC 'C' channel having aPVC sheet strip of 20mm width stuck inside with solvent cement for stiles and plain color PVC sheets for top rail, lock rail &bottom rail on either side& as gap insert for top rail and bottom rail; Panneling of plain color PVC sheet to be fitted in the MS frame welded /sealed to the stiles &rails with suitable PVC sheet beading, and joined together with solvent cement, suppling & fixing in the frame at site as per specfication & drawing all as specified and directed

S&F Floor Door Stopper of Aluminium alloy body and tongue anodised with hard drawn steel spring fixed in floors 140 mm complete all as specified.

S & F Butt hinges medium weight cold rolled mild steel, and fixed 100 mm size all as specified and directed