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| 1 | Steel reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete above plinth level. |
| 2 | Thermo-Mechanically Treated bars of grade Fe-500D or more. |
| 3 | 6 mm cement plaster of mix: |
| 4 | 1:3 (1 cement :3 fine sand) |
| 5 | Repairs to plaster of thickness 12 mm to 20 mm in patches of area 2.5 sq.meters and under, including cutting the patch in proper shape, raking out joints and preparing and plastering the surface of the walls complete, including disposal of rubbish to the dumping ground, all complete as per direction of Engineer-in-Charge. |
| 6 | With cement mortar 1:4 (1cement: 4 coarse sand) |
| 7 | 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. |
| 8 | 50 mm average thickness |
| 9 | 25 mm average thickness |
| 10 | 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. |
| 11 | Bars upto 12 mm diameter |
| 12 | Drilling suitable holes in reinforced or plain cement concrete with power driven drill machine to a minimum depth of 100 mm upto 200 mm in RCC beams, lintels, columns and slabs to introduce steel bars for sunshades/ balconies including fixing the steel bars in position using epoxy resin anchor grout of approved make but excluding the cost of reinforcement, all complete as per direction of Engineer-In-Charge. |
| 13 | Upto and including 12 mm dia. |
| 14 | 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. |
| 15 | SBR Polymer (@10% of cement weight) modified cementitious bond coat @ 2.2 kg cement per sqm of surface area mixed with specified proportion of approved polymer |
| 16 | Providing, mixing and applying SBR polymer (of approved make) modified Cement mortar 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. Note: Measurement and payment: The pre-measurement of thickness shall be done just after the surface preparation is completed and 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 and/or the 75 mm size cube crushing strength at the end of 28 days to be not less than 30 N/Sqmm2). |
| 17 | 25 mm average thickness in 2 layers. |
| 18 | 50 mm average thickness in 3 layers. |
| 19 | Providing, mixing and applying over reinforcement bars zinc antirust agent @ 0.22ltr per sqm as per specification and direction of the Engineer-in-Charge (dosage/ coverage as per recommendation manufacturers). |
| 20 | Providing & laying synthetic fibre reinforced mesh (overlaps of joints shall not be less than 10 Cm, the density of fibre mesh shall not be less than 45 grams/sqm) and top protective layer of cement & slurry made with cement @1.58 kg/sqm & curing etc. all complete as per the direction of Engineer-in-charge). |
| 21 | Providing and applying acrylic polymer based anticarbonation coating with manufacturers recommended admixed dose (Acrocrete @ 0.50 kg/sqm mixed with cement @ 1.00 kg/ sqm such as of make ACRO paints/Sika /Fosroc/Dr. fixit or equivalent with minimum quantity of additional water to make mix workable over the finished surface (Finished surface shall be measured for payment). Please Enable Macros to View BoQ information |
