GE/CHM-85/2025-2026 REPAIR / MAINT OF WOODEN AND STEEL JOINERY OF JCOS / OR MD ACCN AT SECTOR D UNDER AGE B/R I AT CHANDIMANDIR

Taking down chowkats or frame not exc. 1.5 Sqm with shutters, without taking off shutters from the frame, complete all as specified and directed.

Taking down chowkats or frame exc. 1.5 Sqm and n exc 4 Square metre with shutters, without taking off shutters from the frame, complete all as specified and directed.

Taking down shutter of any description exc 1 Sqm but n.exc 2 Sqm each complete all as specified and directed.

Factory made single extruded WPC (Wood Polymer Composite) solid door/ window/ Ceosetory windows & other Frames/ Chowkhat of size 45 x 70 mm comprising of virgin PVC 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) fabricated with miter joints after applying PVC solvent cement and screwed with full body threaded star headed SS screws having minimum frame density of 750 kg/ cum, screw withdrawal strength of 2200 N (Face) & 1100 N (Edge), minimum compressive strength of 58 N/mm2, modules of elasticity 900 N/mm2 and resistance 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. (M.S. hold fast/ lugs or SS dash fasteners shall be paid for separately).

Providing and fixing factory made single extruded WPC (Wood Polymer Composite) solid decorative type flush door shutter of size 30mm thick 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/moisture 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

Factory made solid PVC door frame of size 50mmx47mm made out of 5mm plain colour PVC sheet reinforced with MS square tube in opening as per specification and drawing on Page No. 160 of SSR-2010 (Part II) all as directed by Engineer-in-Charge.

Supply and fixing factory made solid panel PVC door shutter 30mm thick (style) consisting of frame made out of MS tubes for top & bottom rails, MS 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 MS frame welded/sealed to the stiles & rails with suitable PVC sheet beading and joined together with solvent cement, supplying & fixing in the frame at site as per specifications & drawing mentioned on Srl Page No. 134, 135 and 146 of SSR Part-II excluding aluminum iron mongery.

Solid Panel PVC board 20mm thick with 2mm thick prelam PVC sheet on front & back with particle board core fixing in frame at site to cup board shutter, shelves and kitchen cabinet, complete all as specified & directed.

18mm thick plywood , grade BWP, type BB fixed with screws to timber frame work, for shlef in cupboard & kitchen cabnet including wooden clit and all necessary fiting, including dismantling of old board complete all as specified and directed.

Box type steel window (Factory made), fixed as in repair outer frame made out ERW tube ‘P’ section 65mmX45mmX25mm and shutter of ERW tube ‘P’ section 50mmX35mmX20mm openable (double) shutter with glazed openable shutter on (External side) and wire gauzed openable shutters on (internal side) with steel pintal hinges, steel handle 100mm long, mild steel tower bolt 02 Nos on each shutter, stopper of ‘Z’ section and its locking arrangement at mild steel hook and eye including 0.36mm dia nominal dia of stainless steel wire cloth avg width of aperture 1.4mm dia and 4mm thick sheet glass for window including 8mm square bar grill for window, including making good dismantled portion with PCC (1:2:4) type B-1 & CM (1:3),after installation all as specified and directed. NOTE : For serial item No 15 & 16 (i) For provn of one shop coat of zinc chromate primer on all exposed steel surfaces and one coat tar on the ends of steel frame in contract with brick/concrete surface. (ii) 04 Nos MS steel Lugs of 20mmX5mm MS flat 20cm long over all welded to frames (iii) PCC block for embedding lugs (iv) 0.36 mm dia SS wire mesh (v) 4 mm thick frosted glass- for ventilator (vi) 4mm thick sheet glass - for window (vi) 8mm square bar grill in window & ventilator