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| 1 | Maintenance work |
| 2 | 15.56:Dismantling old plaster or skirting raking out joints and cleaning the surface for plaster including disposal of rubbish to the dumping ground within 50 metres lead. |
| 3 | 26.28.2:Chipping of unsound/weak concrete material from slabs, beams, columns etc.with manual Chisel and/ or by standard power driven percussion type or ofapproved make including tapering of all edges, making square shoulders ofcavities including cleaning the exposed concrete surface and reinforcementwith wire brushes etc. and disposal of debris for all lead and lifts all completeas per direction of Engineer-In-Charge50mm average thickness |
| 4 | 26.29.1:Cleaning of reinforcement from rust from the reinforcing bars to give it a totalrust free steel surface by using alkaline chemical rust remover of approvedmake with paint brush and removing loose particles after 24 hours of itsapplication with wire brush and thoroughly washing with water and allowingit to dry, all complete as per direction of Engineer-In-Charge.Bars upto 12 mm diameter |
| 5 | 26.31.1:Providing, mixing and applying bonding coat of approved adhesive on chippedportion of RCC as per specifications and direction of Engineer-In-chargecomplete 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 |
| 6 | 26.32.2:Providing, mixing and applying SBR polymer (of approved make) modifiedCement mortar in proportion of 1:4 (1 cement: 4 graded coarse sand withpolymer minimum 2% by wt. of cement used) as per specifications anddirections of Engineer-in-charge.Note: Measurement and payment: The pre-measurement of thickness shall bedone just after the surface preparation is completed and Payment under thisitem shall be made only after proper wet curing has been done and surfacehas been satisfactorily evaluated by sounding / tapping with a blunt metalinstrument and/or the 75mm size cube crushing strength at the end of 28 daysto be not less than 30 N/Sqmm2).25 mm average thickness in 2 layers. |
| 7 | 13.16.1:6 mm cement plaster of mix:1:3 ( 1 cement : 3 fine sand) |
| 8 | 13.43.1:Applying one coat of water thinnable cement primer of approved brand and manufacture on wall surface:Water thinnable cement primer |
| 9 | 14.72:Providing and fixing double scaffolding system (cup lock type) on the exterior side, upto seven story hight 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. staricase 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 inspection of work at required location 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 will 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 . |
| 10 | 50.18.9.19.2:Providing and fixing PVC pipes including fixing the pipe with clamps/clips at 1.00 m spacing. This includes jointing of pipes with one step PVC solvent cement and testing of joints complete as per direction of Engineer-in-Charge 110 m dia 4 Kgf/cm2 - External work - Exposed on wall |
| 11 | OD235835/2024-2025:Cutting and removing banyan growth including uprooting the growth ,brick work, plastering, scaffolding charges, etc. complete as per the directions of Engineer-in-charge. |
| 12 | 50.18.9.22.1:Providing and fixing PVC moulded fittings/ accessories for Rigid PVC pipes, including jointing with PVC solvent cement - 110 mm dia Elbow |
| 13 | OD253713/2024-2025:Labour engaged for cleaning the premises as per the direction of Engineer in charge. Please Enable Macros to View BoQ information |
