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| 1 | Demolishing cement concrete manually/ by mechanical means including disposal of material within 50 metres lead as per direction of Engineer - in charge. Nominal mix 1:3:6 or richer mix (including equivalent design mix). |
| 2 | Demolishing brick work manually/ by mechanical means including stacking of serviceable material and disposal of unserviceable material within 50 meters lead as per direction of Engineer-in-charge (In cement mortar). |
| 3 | Taking out wind ties from roof including cutting out rusted bolts, nuts etc. and removing materials to any distance within compound and stacking. |
| 4 | Dismantling roofing including ridges, hips, valleys and gutters etc., and stacking the material within 50 meters lead of: Asbestos cement sheet |
| 5 | Providing and fixing Precoated galvanized iron profile sheets (size, shape and pitch of corrugation as approved by Engineer-in-charge) of total coated thickness 0.50 mm (base metal of minimum 0.45 mm thickness with total coating thickness of 0.05 mm) with zinc coating 120 grams 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. Sheet should have protective guard film of 25 microns minimum to avoid scratches during transportation and should be supplied in single length up to 12 meter 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 up to 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. |
| 6 | Providing and fixing Precoated galvanized steel sheet roofing accessories 0.50 mm(base metal of minimum 0.45 mm thickness with totalcoating thickness of 0.05 mm) withZinc coating 120 grams 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 : Ridges plain (500 - 600mm) |
| 7 | Providing and fixing Precoated galvanized steel sheet roofing accessories 0.50 mm(base metal of minimum 0.45 mm thickness with totalcoating thickness of 0.05 mm) withZinc coating 120 grams 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 : Flashing apron (upto 600 mm) |
| 8 | Brick work with common burnt clay F.P.S. (non modular) bricks of class designation 7.5 in superstructure above plinth level up to floor V level in all shapes and sizes in: Cement mortar 1:4 (1 cement : 4 coarse sand) |
| 9 | Providing and laying cement concrete in retaining walls, return walls, walls (any thickness) including attached pilasters, columns, piers, abutments, pillars, posts, struts, buttresses, string or lacing courses, parapets, coping, bed blocks, anchor blocks, plain window sills, fillets, sunken floor etc., up to floor five level, excluding the cost of centering, shuttering and finishing:1:2:4 (1 Cement: 2 coarse sand (zone-III) derived from natural sources:4 graded stone aggregate 20 mm nominal size derived from natural Sources |
| 10 | 15 mm cement plaster on rough side of single or half brick wall of mix: 1:6 ( 1 cement: 6 coarse sand) |
| 11 | Crediting of dismantled A. C sheet: Qty same as item no. 4 @ 10/Sqm |
| 12 | Deduction on account of salvage value of J or L hooks/ wind ties @ Rs.20/Kg |
| 13 | Deduction for old brick bats |
| 14 | Applying priming coat: With ready mixed red oxide zinc chromate primer of approved brand and manufacture on steel work (second coat) |
| 15 | 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 |
| 16 | Supply, installation, testing & commissioning of turboventilators size 22\" in stainless steel 430 grade having approximate weight 4.85 kg. The ventilator should have air absorption of 7 kg / hr, 2440 CFM with blade length 369mm wings of 80mm, outer wings: = 22\"- 24 nos inner wings 22\" 6 Nos., with self lubricating ball bearings etc., complete as per manufacturer\"s specifications and as per directions of Engineer-in-Charge. |
| 17 | Renewing glass panes, with putty and nails wherever necessary including racking out the old putty: Float glass panes of nominal thickness 4 mm (weight not less than 10kg/sqm) |
