| 1 | 1 | Cleaning the concrete surface by removing dirt and debris, marking defective locations and removing loose concrete by careful stripping untill hard surface is exposed, cutting the concrete to regular shape, wire brushing the exposed surface and removing debris from site complete as per direction of the Engineer - in - Charge. | item1 | 7 | Sqm |
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| 2 | 2 | Applying epoxy resin concrete bonding agent for joining the old and fresh concrete with approved make like FOSROC(Nito-bond EP) or equivalent,all complete as per manufacturer's specifications. | item2 | 7 | Sqm |
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| 3 | 3 | Providing and pouring cementitious micro-concrete of approved make like FOSROC [Renderoc RG], PIDILITE, SIKA or equivalent for getting high early strength matching with the existing concrete in stages not more than 0.60 m in length per casting including proper surface preparation, all complete as per manufacturer's specifications.(Thickness 30-40 mm) | item3 | 7 | Sqm |
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| 4 | 4 | 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, bottom and sides with required EPDM rubber/ neoprene gasket etc. Aluminium sections shall be smooth, rust free, straight, mitred and jointed mechanically wherever required including cleat angle, Aluminium snap beading for glazing / paneling, C.P. brass / stainless steel screws, all complete as per architectural drawings and the directions of Engineer-in-charge. (Glazing, paneling 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\nAC 15) | item4 | 164 | Kg |
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| 5 | 5 | Providing and fixing 50 mm thick extruded polystyrene rigid insulation board of required size between cavity wall, complying with ISO 4898:2008 & ASTM C 578-08b - type VI, having thermal conductivity of 0.0289 W/m K as per ASTM C 578 (measured as per IS 3346), compressive strength of > 350 kPa listed as per ASTM D 1621, density of 34-36 kg/cum as per ASTM D 1622, water absorption < 1% by volume as per ASTM D 2842, oxygen index of 24.1 to 28.1 listed as per ASTM D 2863, cell size 0.4 mm of dia (max) as per ASTM D 3576. Fire retardant property as per DIN 4102, Part 1 of class B2 and as per ASTM E84 class A, fixed with suitable water based adhesive and fastener, complete in all respect as per the directions of Engineer-in-Charge. | item5 | 104 | Sqm |
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| 6 | 6 | Providing and fixing exterior quality Aluminium Composit Panel (ACP) wall cladding on existing Al. /MS frame work with GI brackets, ACP fixed on the existing frame work by folding the edges of ACP panel ( Engraving the rear surface of ACP sheet) with CP angles, cleats and strainless Steel screws forming groves at the periphery of ACP panel. Such grooves filled with foam and silicon sealant etc. complete with all materials ( but excluding the cost of silicon sealant), labour, scaffolding and all other incidental charges e.g. VAT, Labour cess etc complete in all respect as per specification and direction of Engineer-in-charge. ( Mode of payment is on finished surface area of ACP)(a) 3mm thick (0.25mm Al.+2.5mm LDPE +0.25mm Al. PVDF coating ) | item6 | 100 | Sqm |
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| 7 | 7 | Dismantling old plaster or skirting raking out joints and cleaning the surface for plaster including disposal of rubbish to the dumping ground within 50 metres lead. | item7 | 73 | Sqm |
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| 8 | 8 | 20 mm cement plaster of mix :1:4 (1 cement: 4 coarse sand) | item8 | 73 | Sqm |
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| 9 | 9 | 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. | item9 | 110 | Sqm |
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| 10 | 10 | Providing and applying white cement based putty of average thickness 1 mm, of approved brand and manufacturer, over the plastered wall surface to prepare the surface even and smooth complete. | item10 | 73 | Sqm |
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| 11 | 11 | Applying Two coat of water thinnable cement primer of approved brand and manufacture on wall surface :Water thinnable cement primer | item11 | 110 | Sqm |
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| 12 | 12 | Providing and fixing Ist quality digital ceramic glazed wall tiles conforming to IS:15622 (thickness to be specified by the manufacturer), of approved make, in all colours, shades except burgundy, bottle green, black of any size as approved by Engineer-in-Charge, in skirting, risers of steps and dados, over 12 mm thick bed of cement mortar 1:3 (1cement : 3 coarse sand) and jointing with grey cement slurry @ 3.3kg per sqm, including pointing in white cement mixed with pigment of matching shade complete. | item12 | 20 | Sqm |
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| 13 | 13 | Providing and fixing wash basin with C.I. brackets, 15 mm C.P. brass pillar taps, 32 mm C.P. brass waste of standard pattern, including painting of fittings and brackets, cutting and making good the walls wherever require:White Vitreous China Wash basin size 630x450 mm with a single 15 mm C.P. brass pillar tap | item13 | 1 | Each |
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| 14 | 14 | Providing and fixing G.I. pipes complete with G.I. fittings and clamps, i/c cutting and making good the walls etc.Internal work - Exposed on wall.15 mm dia nominal bore | item14 | 5 | Metre |
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| 15 | 15 | Providing and fixing Ist quality ceramic glazed wall tiles conforming to IS:15622 (thickness to be specified by the manufacturer), of approved make, in all colours, shades except burgundy, bottle green, black of any size as approved by Engineer-in-Charge, in skirting, risers of steps and dados, over 12 mm thick bed of cement mortar 1:3 (1cement : 3 coarse sand) and jointing with grey cement slurry @ 3.3kg per sqm, including pointing in white cement mixed with pigment of matching shade complete. | item15 | 4 | Sqm |
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| 16 | 16 | Supplying and laying Polythene Sheet (150gm / sq.m.) over All furniture and instrument in Room No.-33A(NMR) at CSIR-IICB, Jadavpur Campus, Kolkata-32. | item16 | 59 | Sqm |
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