Repair and Maintenance of Qtr SQ-34 at Gandhi Nagar Occupied by Gangadhar Patra at Bhowra under E.J Area

Colour washing such as green, blue, or buff to give an even shade: old work (one or more coat)

1:6 (1 cement: 6 fine sand)

Painting with synthetic enamel paint of approved brand and manufacture of required colour to give an even shade : One or more coats on old work

White washing with lime to give an even shade : Old work (two or more coats)

Cement concrete flooring 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate) finished with a floating coat of neat cement, including cement slurry, but excluding the cost of nosing of steps etc. complete. : 40 mm thick with 20 mm nominal size stone aggregate

Providing reinforced by organic fibres and/or inorganic synthetic fibres cement 6 mm thick corrugated sheets (as per IS: 14871) roofing up to any pitch and fixing with polymer coated J, or L hooks, bolts and nuts 8 mm dia. G.I. plain and bitumen washers or with self drilling fastener and EPDM washers etc. complete (excluding the cost of purlins, rafters and trusses), including cutting sheets to size and shape wherever required.

6 mm cement plaster of mix : 1:3 (1 cement : 3 fine sand)

Structural steel work riveted, bolted or welded in built up sections, trusses and framed work, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer all complete.

Fixing chowkhats in existing opening including embedding chowkhats in floors or walls cutting masonry for holdfasts, embedding hold fasts in cement concrete blocks of size 15 x 10 x 10 cm with cement concrete 1:3:6 (1 cement : 3 coarse sand : 6 graded stone aggregate 20 mm nominal size), painting two coats of approved wood preservative to sides of chowkhats and making good the damages to walls and floors as required complete, including disposal of rubbish to the dumping ground, all complete as per direction of Engineer-in-Charge. : Window chowkhats

Removing white or colour wash by scrapping and sand papering and preparing the surface smooth including necessary repairs to scratches etc. complete

Removing dry or oil bound distemper, water proofing cement paint and the like by scrapping, sand papering and preparing the surface smooth including necessary repairs to scratches etc. complete.

24 mm thick factory made PVC door shutters made of styles and rails of a uPVC hollow section of size 59x24 mm and wall thickness 2 mm (± 0.2 mm) with inbuilt edging on both sides. The styles and rails mitred and joint at the corners by means of M.S. galvanised/ plastic brackets of size 75x220 mm having wall thickness 1.0 mm and stainless steel screws. The styles of the shutter reinforced by inserting galvanised M.S. tube of size 20x20 mm and 1 mm (± 0.1 mm) wall thickness. The lock rail made up of 'H' section, a uPVC hollow section of size 100x24 mm and 2 mm (± 0.2 mm) wall thickness, fixed to the shutter styles by means of plastic/galvanised M.S. 'U' cleats. The shutter frame filled with a uPVC multi-chambered single panel of size not less than 620 mm, having over all thickness of 20 mm and 1 mm (± 0.1 mm) wall thickness. The panels filled vertically and tie bar at two places by inserting horizontally 6 mm galvanised M.S. rod and fastened with nuts and washers, complete as per manufacturer's specification and direction of Engineer-in-charge. (For W.C. and bathroom door shutter).

Water proofing Treatment of terrace -Polyuthrene membrane Description: Surface preparation: Minor cleaning work ,removalof loose concrete and filling cracks with polymer modified mortar using SBR. Making of angle fillets all around the periphery of the wall with polymer modified mortar vusing SRP. Supplying and applying single component, UV resistent, zero VOC,single component Polyurethane dispersion membrane free from bitumen and tar by the manufacturer or his approved applicator ,Polyurethane membrane with minimum tensile of >=3.5-4 MPA as per ASTM D 2370 with >400% elongation As per ASTM D 2370.6.5 mm Crack Bridging Aspe AS-NZ 4548 and >200N puncture Resistance As per E154 The system Consist of applying the waterproofing treatment @1.8 kg/sqm.The system includes final base preparation on primed surface with application @200-250 gms/sqm.The coating is to be continued to a minimum of 300 mm from slab level on to the vertical surface.Actul area treated will be the mode of measurement with 3 coats as follows:(1) 1st coat-500 gms/coat (2) 2nd coat-800 grms/coat(3) 50GSM Geotextile (4) 3rd coat-500Grms/coat

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