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| 1 | Maintenance |
| 2 | 26.28.3: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-Charge25 mm average thickness |
| 3 | 26.29.2: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 above 12 mm diameter |
| 4 | 5.22.6:Steel reinforcement for R.C.C work including straightening, cutting, bending, placing in position and binding all complete upto plinth levelThermo - Mechanically Treated bars of grade Fe-500D or more |
| 5 | 26.30.1:Drilling suitable holes in reinforced or plain cement concrete with power drivendrill machine to a minimum depth of 100mm upto 200mm in RCC beams, lintels,columns and slabs to introduce steel bars for sunshades/balconies includingfixing the steel bars in position using epoxy resin anchor grout of approvedmake but excluding the cost of reinforcement, all complete as per direction ofEngineer-In-Charge.Upto and including 12mm dia. |
| 6 | 26.31.2: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.Epoxy bonding adhesive having coverage 2.20 sqm/kg of approved make |
| 7 | 26.32.1: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).12 mm average thickness. |
| 8 | 14.86:Providing and laying in situ seven course water proofing treatment with APP(Atactic poly-propylene) modified Polymeric memberane over roof consistingof first coat of bitumen primer @ 0.40 litre per sqm, 2nd, 4th & 6th courses ofbonding material @ 1.20 Kg/sqm, which shall consist of blown type bitumen ofgrade 85/25 conforming to IS : 702, 3rd and 5th layers of roofing membraneAPP modified Polymeric membrane 1.5 mm thick of 2.25 Kg/sqm weightconsisting of five layers prefabricated with centre core as 20 micron HMHDPEfilm sandwiched on both sides with polymeric mix and the polymeric mix isprotected on both side with 20 micron HMHDPE film. 7th, the top most layershall be finished with brick tiles of class designation 10 grouted with cementmortar 1:3 (1cement : 3 fine sand) mixed with 2% integral water proofingcompound by weight of cement over a 12 mm layer of cement mortar 1:3 (1cement : 3 fine sand) and finished neat (item of laying brick tiles shall be paidfor separately). |
| 9 | OD433502/2025-2026:Providing and applying free flow non shrink mocro concrete . Mixing shall be done in mixer machine and water .125 to 0.130 ml/kg shall be added .The mixed matiriel should be placed immediately to positioned form work continuously with out gap. |
| 10 | 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 . |
| 11 | OD436927/2025-2026:Providing and fixing Aluminium Trafold sheet pre coated (size, shape and pitch of corrugation as approved by Engineer-incharge)0.45 mm or nearest available thickness,total coated 240 mpa steel grade, 5-7 microns epoxy primer on both side of thesheet and thickness with zinc coating 120 grams per sqm as per IS: 277, inpolyester top coat 15-18 microns. Sheet shouldhave protective guard film of 25microns minimum to avoid scratches during transportation and should be supplied in singlelength upto 12 metre or as desired by Engineer-in-charge.The sheet shall be fixed using self drilling /self tapping screws of size5.5x55 mm) with EPDM seal, complete upto any pitch in horizontal/ vertical or curvedsurfaces, excluding the cost of purlins,rafters and trusses and including cuttingto size and shape wherever required |
| 12 | 5.9.3:Centering and shuttering including strutting, etc. and removal of form for:Suspended floors, roofs, landings, balconies and access platform |
| 13 | 5.9.5:Centering and shuttering including strutting, etc. and removal of form for:Lintels, beams, plinth beams, girders bressumers and cantilevers |
| 14 | OD436962/2025-2026:Engaging for blacksmith for repair works |
| 15 | 50.10.1:Steel work in built up G I tubular ( round, square or rectangular hollow tubes etc.) trusses etc., including cutting, hoisting,fixing in position and applying a priming coat of approved steel primer, including welding and bolted with special shaped washers etc. complete |
| 16 | 50.10.2:Steel work for purlin/single section with G I pipes including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer, including welding and bolted with special shaped washers etc. complete |
| 17 | 21.3.2:Providing and fixing glazing in aluminium door, window, ventilator shutters and partitions etc. with EPDM rubber / neoprene gasket etc. complete as per the architectural drawings and the directions of Engineer - in -Charge. ( Cost of aluminium snap beading shall be paid in basic item):With float glass panes of 5.50 mm thickness (weight not less than 12.50 kg/sqm) |
| 18 | 13.7.1:12 mm cement plaster finished with a floating coat of neat cement of mix:1:3 ( 1 cement : 3 fine sand) Please Enable Macros to View BoQ information |
