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| 1 | Providing and laying six courses water proofing treatment with bitumen felt over roofs consisting of first, third and fifth courses of blown or / and residual bitumen applied hot at 1.45, 1.20 and 1.70 kg per square metre of area respectively, second and fourth courses of roofing felt type 2 grade I (fibre base self finished bitumen felt) Six and Final course with aluminium paint Two or more coats .Note: the payment for aluminium paint will be made under relevant item. |
| 2 | Supplying and applying bituminous solution primer on roof and / or wall surface at 0.24 litre per sqm. |
| 3 | Painting with aluminium paint Two or more coats on new work of approved brand and manufactureto give an even shade . |
| 4 | Providing, mixing and applying SBR polymer (of approved make) modified Cement mortar of 12 mm average thickness in proportion of 1:4 (1 cement: 4 graded coarse sand with polymer minimum 2% by wt. of cement used) as per specifications and directions of Engineer-in-charge. |
| 5 | Providing corrugated G.S. sheet roofing of 0.50 to 080 mm thick with zinc coating not less than 275 gm/m²including vertical / curved surface fixed with polymer coated J or L hooks, bolts and nuts 8 mm diameter with bitumen and G.I. limpet washers or with G.I. limpet washers filled with white lead, including a coat of approved steel primer and two coats of approved paint on overlapping of sheets 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 | Brick work with common burnt clay F.P.S. (non modular) bricks of class designation 7.5 with Cement mortar 1:4 (1 cement : 4 coarse sand) in uperstructure above plinth level up to floor V level in all shapes and sizes |
| 7 | Painting with synthetic enamel paint of approved brand and manufacture to give an even shade Two or more coats on new work |
| 8 | Demolishing cement concrete Nominal concrete 1:3:6 or richer mix (i/c equivalent design mix) manually/ by mechanical means including disposal of material within 50 metres lead as per direction of Engineer - in - charge |
| 9 | Dismantling Asbestos Cement sheet roofing including ridges, hips, valleys and gutters etc., and stacking the material within 50 metres lead. |
| 10 | Dismantling old plaster or skirting raking out joints and cleaning thesurface for plaster including disposal of rubbish to the dumping groundwithin 50 metres lead |
| 11 | Removalof old water proofing membrane with bitumen felt over roofs including removal of all loose particles. |
| 12 | Note-1: General Notes1.On their own interest, contractors are advised to inspect the site with prior permission before quoting their rates.2. All the samples of materials which are to be used shall be approved by the department in advance. 3. The contractor shall comply with the provision of the Payment of Wages act4. Rates quoted shall be inclusive of all cost of materials, labour, carriage, taxes, GST, labourcess,wastages etc.. 5. Rates quoted shall be excluding the amount of EPFO and ESIC contributions. EPFO and ESIC contributions are reimbursableon production of valid proof of payment made by the contractor as per CPWD norms. |
