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| 1 | Demolishing reinforced cement concrete manually / by mechanical means including stacking of steel bars properly and disposal of unserviceable material with all lifts and upto 50 m lead etc. complete as per direction of the Engineer- in-charge. |
| 2 | Dismantling old plaster or pointing, raking out joints, cleaning and preparing the surface for re-plastering or re-pointing including disposal of rubbish to the dumping ground with all leads and lifts etc.complete as per direction of the Engineer- in-charge. |
| 3 | Providing and inserting 12mm dia galvanised steel injection nipple in honey comb area and along crack line including drilling of holes of required diametre (20mm to 30mm) up to depth from 30mm to 80mm at required spacing and making the hole & crack dust free by blowing compressed air, sealing the distance between injection nipple with adhesive chemical of approved make and allow it to cure complete, as required and as per direction of the Engineer-in-charge. |
| 4 | Providing and injecting approved grout in proportion recommended by the manufacturer into cracks/honeycomb area of concrete/ masonry by suitable gun/pump at required pressure including cutting of nipples after curing etc. complete as per direction of the Engineer- in- Charge. Stirrer mixed SBR Polymer (of approved make) modified Cement slurry made with Shrinkage Compensating Cement in concrete/RCC work. |
| 5 | 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. Bars upto 12 mm diameter |
| 6 | 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. Bars above 12 mm diameter |
| 7 | Centering shuttering including struttings, propping etc. and removal of form work for: Lintels, beams, plinth beams, girders, bressumers and cantilevers with shuttering ply |
| 8 | Extra for additional height in centring, shuttering where ever required with adequate bracing, propping etc. including cost of de-shuttering and decentring at all levels, over a height of 3.5 m, for every additional height of 1 metre or part thereof: Suspended floors, roofs, landing, beams and balconies (Plan area to be measured). |
| 9 | Reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete above plinth level. Thermo-Mechanically Treated bars of grade Fe-500D or more |
| 10 | Providing, mixing and applying bonding coat of approved adhesive on chipped portion of RCC as per specifications and as per direction of Engineer-In-charge complete in all respect. 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 |
| 11 | Extra for providing and laying of Fibre glass cloth over bonding coat of approved adhesive as per item no. 17.30, when the coat is still green. Overlaps of joints of fibre cloth should not be less than 10 cm. |
| 12 | Providing, mixing and applying SBR polymer (of approved make @ minimum 2% by wt. of cement used) modified plain/reinforced cement concrete for structural members having minimum characteristic compressive strength [with ordinary portland cement, fine sand and graded stone aggregate of 10mm maximum size in proportion as per design criteria] 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) 75mm thick in Grade M 25 with cement content not less than 418 kg per cum |
| 13 | Extra for laying reinforced cement concrete in or under foul positions. |
| 14 | Providing and applying cement slurry on old CC / RCC / Brick works in joints to receive new and fresh CC / RCC / Brick works including roughening and cleaning the old surface as required complete as per direction of the Engineer in charge. |
| 15 | Grading roof for water proofing treatment complete as required as per direction of the Engineer-in-charge with : Cement concrete 1:2:4 (1 cement : 2 fine sand : 4 graded stone aggregate 20 mm nominal size) |
| 16 | Providing, mixing and applying SBR polymer (of approved make) modified Cement mortar in proportion of 1:4 (1 cement: 4 fine sand with polymer minimum 2% by wt. of cement used) as per specifications and as per direction of the 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 75mm size cube crushing strength at the end of 28 days to be not less than 30 N/ mm2). 12 mm average thickness. |
| 17 | Providing and applying fibre reinforced elastomeric liquid water proofing membrane with resilient acrylic polymers having Sun Reflectivity Index (SRI) of 105 on top of concrete roof in three coats @10.76 litre/ 10 sqm. One coat of self-priming of elastomeric waterproofing liquid (dilution with water in the ratio of 3:1) and two coats of undiluted elastomeric waterproofing liquid (dry film thickness of complete application/ system not less than 500 microns). The operation shall be carried out after scrapping and properly cleaning the surface to remove loose particles with wire brushes, complete in all respect as per the direction of Engineer-in-Charge. |
| 18 | Neat cement punning. |
| 19 | Removing white or colour wash by scrapping and sand papering and preparing the surface smooth including necessary repairs to scratches etc. complete |
| 20 | Finishing walls with acrylic smooth exterior paint of required shade of approved brand (Asian Paints, Apex Ultima / Berger, Long Life 10 / Indigo D&W Exterior Laminate or equivalent) and manufacture complete as per direction of Engineer-in-charge, two or more coats applied @ 1.67 litre/10 sqm over and including priming coat of exterior primer (Asian Paints, Damp Sheath Exterior / Berger, Dampstop Duo / Indigo, Damp Seal Exterior or equivalent) applied @ 2.20 kg/10 sqm |
| 21 | Painting with synthetic enamel paint of approved brand and manufacture of required colour to give an even shade: Two or more coats on new work over an under coat of suitable shade with ordinary paint (primer) of approved brand and manufacture |
| 22 | Lettering with black Japan paint of approved brand and manufacture. Please Enable Macros to View BoQ information |
