Replacement of roof sheets including allied works for Five Stations of Blue Line from Netaji (KNTJ) to Sahid Khudiram (KSKD) of Metro Railway Kolkata.

Sheet should have protective guard film of 25 microns minimum to avoid scratches during transportation and should be supplied in single length upto 12 metre or as desired by Engineer-in- charge. The sheet shall be fixed using self drilling /self tapping screws of size (5.5x 55 mm) with EPDM seal, complete upto any pitch in horizontal/ vertical or curved surfaces, excluding the cost of purlins, rafters and trusses and including cutting to size and shape wherever required. 12.51.6 1800.00 Metre 1313.70 2364660.00 AT Par 2364660.00 Description:- ROOFING // RAIN WATER SPOUT AND PIPE // Providing and fixing precoated galvanised steel sheet roofing accessories of total coated thickness 0.50 mm (base metal of

per sqm as per IS: 277, 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 : // Gutter (600 mm over all girth) 12.41.2 2000.00 Metre 377.40 754800.00 AT Par 754800.00 Description:- ROOFING // RAIN WATER SPOUT AND PIPE // Providing and fixing on wall face

ring conforming to IS : 5382, leaving 10 mm gap for thermal expansion, (i) Single socketed pipes. //

10.1 7000.00 Kg 117.35 821450.00 AT Par 821450.00 Description:- STEEL WORK // General // Structural steel work in single section, fixed with or 4 without connecting plate, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer all complete. METRO-KOL-HQ-ENGG/METRO RAILWAY 13.50.3 15400.00 Sqm 67.40 1037960.00 AT Par 1037960.00

oxide zinc chromate primer of approved brand and manufacture on steel galvanised iron/ steel works 13.100.1 15400.00 Sqm 96.00 1478400.00 AT Par 1478400.00

brand and manufacture to give an even shade: // One or more coats on old work 8.32 8500.00 Sqm 5015.05 42627925.00 AT Par 42627925.00 Description:- CLADDING WORK // STONE WORK DRY CLADDING // Designing, fabricating, testing, installing and fixing in position Curtain Wall with Aluminium Composite Panel Cladding, with open grooves for linear as well as curvilinear portions of the building, for all heights and all levels etc. including:(a) Structural analysis & design and preparation of shop drawings for pressure equalisation or rain screen principle as required, proper drainage of water to make it watertight including checking of all the structural and functional design.(b) Providing, fabricating and supplying and fixing panels of aluminium composite panel cladding in pan shape in metallic colour of approved shades made out of 4 mm thick aluminium composite panel material consisting of 3 mm thick FR grade mineral core sandwiched between two Aluminium sheets (each 0.5 mm thick). The aluminium composite panel cladding sheet shall be coil coated, with Kynar 500 based PVDF /Lumiflon based fluoropolymer resin coating of approved colour and shade on face # 1 and polymer (Service) coating on face # 2 as specified using stainless steel screws, nuts, bolts, washers, cleats, weather silicone

Galvanised with serrations and serrated washers to arrest the wind load movement, fasteners, SS

contacts all complete required to perform as per specification and drawing The item includes cost of all material & labour component, the cost of all mock ups at site, cost of all samples of the individual components for testing in an approved laboratory, field tests on the assembled working curtain wall with aluminium composite panel cladding, cleaning and protection of the curtain wall with aluminium composite panel cladding till the handing over of the building for occupation. Base frame work for ACP cladding is payable under the relevant aluminium items. The Contractor shall provide curtain wall with aluminium composite panel cladding, having all the performance characteristics all complete , as per the Architectural drawings, as per item description, as specified, as per the approved shop drawings and as directed by the Engineer-in-Charge. However, for the purpose of payment, only the actual area on the external face of the curtain wall with Aluminium Composite Panel Cladding (including width of groove) shall be measured in sqm. up to two decimal places. 21.1.1.1 14875.00 Kg 495.05 7363868.75 AT Par 7363868.75 Description:- ALUMINIUM WORK // General // Providing and fixing aluminium work for doors, windows, ventilators and partitions 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,

smooth, rust free, straight, mitred and jointed mechanically wherever required including cleat angle, Aluminium snap beading for glazing / panelling, C.P. brass / stainless steel screws, all complete as per architectural drawings and the directions of Engineer-in-charge. (Glazing, panelling and dash fasteners to be paid for separately) : // For fixed portion // Anodised aluminium (anodised transparent or dyed to required shade according to IS: 1868, Minimum anodic coating of grade AC 15) S.No. Item Item Qty Qty Unit Unit Rate Basic Value Escl.(%) Amount Bidding Code Unit Above/ Schedule () B-NOn-DSR Items -344025.00 Below/P ar

1 Description:- Recovery of cost of released material: Cost of released G.I./C.I./Asbestos Sheets.