Replacement of damage rusted roof sheet with PPGL sheet for block No.6, TypeIV Quarter and replacement of damage door window frame, shutter with uPVC and WPC material for Qtr. No. 27,28,31,32,33 and 34 block No. 06 And 07 Type IV at Chakkargaon under

Providing and fixing factory made uPVC glazed/wire mesh windows/ doors comprising of lead free uPVC multi-chambered frame, sash and mullion/coupler (where ever required) extruded profiles having minimum wall thickness of 1.70 mm for Series R1 and R2 profiles and 2.10 mm for Series R3 and R4 profiles conforming to EN: 12608 in any shape, colour and design duly reinforced with galvanized mild steel section made of required shape & size as per CPWD Specification, uPVC extruded glazing beads, interlocks and lnline sash adaptor (where ever required) of appropriate dimension, EPDM gasket, hardware, SS 304 grade fasteners of minimum 8 mm dia with countersunk head, comprising of matching polyamide PA6 grade sleeve for fixing frame to finished wall as per IS 1367 : Part 1 to 14, plastic packers, plastic caps and necessary stainless steel screws etc. Profile of frame, sash & mullion (if required) shall be mitred cut and fusion welded/mechanically jointed duly sealed at all corners, including drilling of holes for fixing hardware and drainage of water etc. After fixing frame the gap between frame and adjacent finished wall shall be filled with weather proof silicon sealant over backer rod of approved size and quality, all complete as per approved drawing conforming to CPWD specification & direction of Engineer-in-Charge. Section of steel reinforcement and cross sections of uPVC profiles to be as per design approved by Engineer-in-Charge. Wire mesh / Glazing of plain/ toughened/ laminated/ double glass unit with / without high performance coatings as per design requirements and conforming to IS: 3548 & IS: 16231 shall be paid separately. Note:- Structural design proof checked from a Government Engineering Institute, to be provided by the manufacturer for (i) Sites with basic wind speed > 45 m/sec as per IS 875 — Part 3 (ii) Sites with structure height more than 20m for all wind speeds

Two and half track three panels sliding window with two glazed & one wire mesh panels with Aluminium channel for roller track, wool pile, nylon rollers with SS 304 body.Using R2 series with frame (65 mm & above) x (40 mm & above) & glazed sash (25 mm & above) x (50 mm & above) & fly screen sash (18 mm & above) x (40 mm & above) with zinc alloy (zamak) powder coated touch locks with hook (Height upto 1.2 metre).

Taking out doors, windows and clerestory window shutters (steel or wood) including stacking within 50 metres lead :

Of area 3 sq. metres and below

Providing and fixing factory made single extruded WPC (Wood Polymer Composite) solid door/window/Clerestory windows & other Frames/ Chowkhat 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, modulus 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 M.S 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). Note: For WPC solid door/window frames, minus 5 mm tolerance in dimensions i.e depth and width of profile shall be acceptable. Variation in profile dimensions on plus side shall be acceptable but no extra payment on this account shall be made.

Frame size 65 x 100 mm

Providing and fixing factory made single extruded WPC (Wood Polymer Composite) solid plain flush door shutter of required size 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 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 and necessary S.S screws shall be paid separately)

30 mm thick

Dismantling roofing including ridges, hips, valleys and gutters etc., and stacking the material within 50 metres lead of:

G.S. Sheet

Providing and fixing Pre-Printed galvanune (PPGL:) steel profile sheets AZ-150 of brand Tata Bluescope steel, Everest Industries Ltd., JSW Steel Ltd., Jindal Indai Ltd. or equivalent (size, shape and pitch of corrugation as approved by Engineer-in-Charge) 0.50 mm ( + 0.05%) total coated thickness with zinc coating 150 grams per sqm as per IS:277, in 240 mps steel grade, 5-7 microns epoxy primer on both side of the sheet and polyester top coat 15-18 microns. Sheet should have protective guard film of 25 microns minimum to avoid scratches during transportation and should be supplied in single lenght upto 12 metre or as desired by Engineer-in-Charge. The sheet shall be fixed using self drilling/self tapping screws (Xylan) of size (5.5 x 55 mm ) woith EPDM seal, complete upto any pitch in horozontal/ vertical or currved surfaces, excluding teh cost of purlins, rafters and trusses and including cutting to size and shape wherever required.

Providing and fixing pre-prinited galvanune )PPGL) steel profile sheets AZ-150 of brand Tata Bluescope steel, Everest Industries Ltd., JSW Steel Ltd., Jindal Indai Ltd. or equivelent roofing accessories 0.50 mm (+0.05%) total coated thickness, Zinc coating 120 grams per sqm as per IS: 227, in 240 mpa steel grade, 5-7 microns epoxy primer on both side of the sheet and polyester top coat 15-18 microns using self drilling /self tapping screws complete.

Ridges plain(500-600mm)

Gutter (600 mm over all grith)

Exra for providing & fixing anodised aluminium (anodic coating of grade AC 15) wind ties of 40x 5 m flat (weight 0.54 Kg/ mtrs)

Taking out wind ties from roof including cutting out rusted bolts, nuts etc. and removing materials to any distance within compound and stacking.

Repair to plaster of thickness 12 mm to 20 mm in patches of area 2.5 sqm and under, including cutting the patch in proper shape, raking out joints and preparing plastering the wall surface with white cement based polymer modified self curing mortar, including disposal of rubbish, all complete as per the direction of Engineer-In-Charge.

Painting with black anti-corrosive bitumastic paint of approved brand and manufacture to give an even shade:

Two or more coats on new work