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| 1 | Taking out wind ties from roof including cutting out rusted bolts, nuts etc. and removing materials to any distance within compound and stacking. |
| 2 | Demolishing cement concrete manually/ by mechanical means including disposal of material within 50 metres lead as per direction of Engineer - in - charge.Nominal concrete 1:3:6 or richer mix (i/c equivalent design mix) |
| 3 | Dismantling roofing including ridges, hips, valleys and gutters etc., and stacking the material within 50 metres lead of: Asbestos Cement sheet |
| 4 | 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 |
| 5 | Providing and fixing precoated galvanised iron profile sheets (size, shape and pitch of corrugation as approved by Engineer-in-charge) 0.50 mm (+ 0.05 %) total coated thickness 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 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 |
| 6 | Providing and fixing precoated galvanised steel sheet roofing accessories 0.50 mm (+0.05 %) total coated thickness, 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 using self drilling/ self tapping screws complete :Ridges plain (500 - 600mm) |
| 7 | Demolishing brick work manually/ by mechanical means including stacking of serviceable material and disposal of unserviceable material within 50 metres lead as per direction of Engineer-in-charge.In cement mortar |
| 8 | 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) |
| 9 | 12 mm cement plaster of mix :1:6 (1 cement: 6 fine sand) |
| 10 | Supply, Installation, Testing and commissioning of turbo ventilators size 22\" of stainless steel 430 grade having approximate weight 4.85 Kg. The ventilator should have air absorption of 7 km/hr, 2440 CFM with blade length 369 m, wings of 80mm, outer wings: 22\"-24 nos, inner wings 22\"-6nos, with self lubricating ball bearings etc., complete as per manufacturer\"s specifications and as per directions of Engineer-in-charge. |
| 11 | Providing gola 75x75 mm in cement concrete 1:2:4 (1 cement : 2 coarse sand : 4 stone aggregate 10 mm and down gauge), including finishing with cement mortar 1:3 (1 cement : 3 fine sand) as per standard design : In 75x75 mm deep chase |
| 12 | Fixing of old wind tie with new fittings including painting two or more coats with anticorrosive bitumastic paint of approved brand & manufacturer over and including priming coat of ready mixed zinc chromate yellow primer of approved brand. |
| 13 | Disposal of building rubbish / malba / similar unserviceable, dismantled or waste materials by mechanical means, including loading, transporting, unloading to approved municipal dumping ground or as approved by Engineer-in-charge, beyond 50 m initial lead, for all leads including all lifts involved. |
| 14 | Deduct towards cost of salvage value of dismantled materials received from specified items which shall be issued to contractor andshall be cleared by the cotractor from the site of work with all leads and lifts complete as directed by theEngineer-in-charge as is where is basis.AC Sheets. |
| 15 | Deduct towards cost of salvage value of dismantled materials received from specified items which shall be issued to contractor andshall be cleared by the cotractor from the site of work with all leads and lifts complete as directed by the EIC as is where is basis. dismantled MS wind ties, and old \"J\" hooks. |
| 16 | White washing with lime to give an even shade :Old work (one or more coats) |
| 17 | Extra for providing and fixing wind ties of 40x 6 mm flat iron section |
| 18 | Applying priming coat:With ready mixed red oxide zinc chromate primer of approved brand and manufacture on steel galvanised iron/ steel works |
| 19 | Painting with black anti-corrosive bitumastic paint of approved brand and manufacture to give an even shade : Two or more coats on new work |
