|
| 1 | Smooth finishing of the exposed surface of R.C.C. work with 6 mm thick cement mortar 1:3 (1 Cement : 3 fine sand). |
| 2 | Extra for providing and mixing water proofing material in cement concrete work in doses by weight of cement as per manufacturer’s specification. |
| 3 | 20 mm cement plaster of mix : |
| 4 | a) 1:4 (1 cement: 4 coarse sand) |
| 5 | Neat cement punning |
| 6 | 18 mm cement plaster in two coats under layer 12 mm thick cement plaster 1:5 (1 cement: 5 coarse sand) and a top layer 6 mm thick cement plaster 1:3 (1 cement: 3 coarse sand) finished rough with sponge. |
| 7 | White washing with lime to give an even shade: |
| 8 | a) New work (three or more coats) |
| 9 | Finishing walls with Acrylic Smooth exterior paint of required shade : |
| 10 | a) Old work (Two or more coat applied @ 1.67 ltr/ 10 sqm) on existing cement paint surface). |
| 11 | Applying two or more coats of fibre reinforced elastomeric water proofing liquid of approved brand over the existing water proofing surface to make it leak proof and damp proof. the operation of chemical shall be as follows. (a) The surface to be treated with the chemical shall be made free of loose materials and should be properly cleaned. (b) Any cracks shall be filled with crack seal of approved brand as per the manufacturer's specification. (d) The surface so prepared after filling of cracks if any shall be applied with self-priming coat of damp proof (diluted as per manufacture specification. (e) After applying the damp proof primer apply the two coats of water proofing membrane chemical fibre reinforced elastomeric water proofing liquid of approved brand as per the manufacturer's specification and direction of Engineer-in-charge. The second coat shall be applied after 4-6 hours after the application of first coat. Note : (i) The rate includes all the cost of material and labour involved in the above operation except filling of cracks which will be paid seperately under relevant item. (ii)Testing of the treated surace shall be done for leak-proof condition by ponding the surface, payment shall be made after satisfactory leakage seal by the Engineer in charge. |
| 12 | a) Vertical surface. |
| 13 | Providing and fixing double scaffolding system (cup lock type) on the exterior side, up to seven story height made with 40 mm dia M.S. tube 1.5 m centre to centre, horizontal & vertical tubes joining with cup & lock system with M.S. tubes, M.S. tube challies, M.S. clamps and M.S. staircase system in the scaffolding for working platform etc. and maintaining it in a serviceable condition for the required duration as approved and removing it there after. The scaffolding system shall be stiffened with bracings, runners, connection with the building etc wherever required for inspectionof work at required locations with essential safety features for the workmen etc. complete as per directions and approval of Engineer-in-charge. The elevational area of the scaffolding shall be measured for payment purpose. The payment shall be made once irrespective of duration of scaffolding.Note: - This item to be used for maintenance work judicially, necessary deduction for scaffolding in the existing item to be done. |
| 14 | Dismantling old plaster or skirting raking out joints and cleaning the surface for plaster including disposal of rubbish to dumping ground within 50 Mts lead |
| 15 | 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. |
| 16 | Chipping of unsound/weak concrete material from slabs, beams, columns etc. with manual Chisel and/ or by standard power driven percussion type or of approved make including tapering of all edges, making square shoulders of cavities including cleaning the exposed concrete surface and reinforcement with wire brushes etc. and disposal of debris for all lead and lifts all complete as per direction of Engineer-In-Charge |
| 17 | a) 50 mm average thickness |
| 18 | Cleaning of reinforcement from rust from the reinforcing bars to give it a total rust free steel surface by using alkaline chemical rust remover of approved make with paint brush and removing loose particles after 24 hours of its application with wire brush and thoroughly washing with water and allowing it to dry, all complete as per direction of Engineer-In-Charge. |
| 19 | a) Bars upto 12 mm diameter |
| 20 | Providing, mixing and applying bonding coat of approved adhesive on chipped portion of RCC as per specifications and direction of Engineer-In-charge complete in all respect. |
| 21 | a) Epoxy bonding adhesive having coverage 2.20 sqm/kg of approved make. |
| 22 | Providing, mixing and applying SBR polymer (of approved make @ minimum 2% by wt. of cement used) modified plain/reinforced cement concrete for structural members with concrete concrete 1:1.5:3 (1 Cement:1.5 coarse sand:3 stone aggregate of 10 mm nominal size) with specified average thickness. Note: Rates shall be for finished surface area of concrete and shall include the cost of labour, concrete and appropriate approved Super-Plasticiser for rendering concrete as flowable and SBR polymer but shall exclude cost of reinforcement, bond coat, Shear Keys, centering and shuttering, strutting, propping etc (Payment under this item shall be made only after proper wet curing has been done and surface has been satisfactorily evaluated by sounding/tapping with a blunt metal instrument) |
| 23 | a) 50mm thick in cement concrete 1:1.5:3 Please Enable Macros to View BoQ information |
