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| 1 | Schedule \"A\" Part I (B/R) Works |
| 2 | Demolition of cement concrete of any description and in any position, including removal of all filling materials up to plinth beam level, returning and refilling the same materials after completion of structural rehabilitation works, including compaction, complete in all respects, as specified and as directed by the Engineer-in-Charge. |
| 3 | Dismantling of floor, hearth, or wall tiling, including cement mortar bedding (excluding backing), removing serviceable tiles to store, and disposing of unusable tiles/rubbish off the premises, complete all as specified and directed by the Engineer-in-Charge. |
| 4 | M&L cement concrete Type B0 (1:2:4) using 12.5 mm graded coarse aggregate, 40 mm thick, laid in flooring, levelling, or other approved surfaces, including mixing, laying, compacting, and finishing, complete as specified and directed by the Engineer-in-Charge. |
| 5 | M&L for glazed joint-free ceramic coloured tiles of coloured designer pattern 600x300x7-8 mm thick, fixed on vertical surfaces such as skirting, dado, etc.; set and jointed in white cement to match;including 10 mm thick backing coat in cement mortar (1:4), complete all as specified and directed by the Engineer-in-Charge. |
| 6 | Demolition of stone slabs or tiles of any type, description, or thickness, including removal of all existing floor, skirting, hardstanding, apron or similar surfaces, regardless of size or pattern, carefully breaking up and taking down the tiles/slabs along with their bedding layers and pointing done in cement mortar. Work includes removing all debris, disposing of unserviceable material off the site, and cleaning the demolished area, all complete as specified and directed. |
| 7 | M&L for marble work 18 to 20 mm thick, machine-cut, matched with existing colour and texture, laid in floors and similar locations. Marble to be bedded, jointed and pointed with grey cement slurry, including cutting to required shape and size and machine polishing to achieve uniform finish. Work shall be executed over and including a 20 mm thick screed bed in CM 1:6, complete all as specified and directed. |
| 8 | Taking down chowkat with shutter(without taking off shutter from the frame) area exc 1.5 sqm ann n.exc 4.0 sqm in each, complete all as specified and directed. |
| 9 | Resecuring or easing and adjusting of aluminium door, wooden door shutter, toughened glass door, or fixed-type aluminium window, including all accessories (area of each door shutter exceeding 2.00 sqm but not exceeding 4.00 sqm per leaf), with or without taking down the shutter from the existing frame, for petty repairs such as adjustment of hinges, handles, etc., during execution of civil works, and making the shutter fully functional, complete in all respects, as specified and as directed by the Engineer-in-Charge.Note:If door shutters are taken down, the same shall be carefully stored at the site by the Contractor at his own arrangement until completion of civil works and shall be re-fixed in the same opening as directed by the Engineer-in-Charge. Any damage noticed by the Engineer-in-Charge shall be rectified/repaired by the Contractor at his own cost |
| 10 | Demolition of brick work or stone/boulder masonry built in cement mortar, in order to part demolition, including all quoins, arches, pillars etc., but excluding ashlar facings, dressed stone work, and precast PCC blocks, complete all as specified and directed. |
| 11 | M&L forprecast cement concrete blocks exceeding 10 cm in width, solid blocks of PCC (1:5:8) grade D-5, laid in CM 1:4, including all joints, curing, scaffolding, and incidental work as specified and directed. |
| 12 | M&L for solid block masonry, exceeding 10 cm in width, using solid blocks of Grade D4 (1:5:8), set and jointed in cement mortar 1:4, complete all as specified and directed. |
| 13 | M&L forautoclaved aerated concrete (AAC) blocks exceeding 10 cm in width, solid blocks, set in 3 mm to 4 mm thick polymer-modified, curing-free, ready-mix jointing mortar as per manufacturer’s instructions (Speed Dry Mix”/ “DUBOND”/ “MAGIC BOND”/ BUILDWELL or equivalent), including proper alignment, plumb, level, finishing, scaffolding, and all incidental works, complete all as specified and directed by the Engineer-in-Charge |
| 14 | Taking down cement plaster on brick or stone wallsincluding raking out joints, hacking for key, scrubbing down with water and removing debris, etc.complete all as specified and as directed by Engr-in-Charge |
| 15 | M&L rendering 15 mm thick in cement mortar 1:4, including mixing of liquid waterproofing compound of approved make @ 200 ml per bag of cement, on brick, concrete or stone masonry wall surfaces at any height, finished even and fair, complete in all respects, as specified and as directed by the Engineer-in-Charge. |
| 16 | M&L for 15 mm thick cement plaster in cement mortar 1:6 on brickor concrete surface finished even and smooth without using extra complete all as specified and as directed. |
| 17 | M&L for preparingnew wall plastersurfaces and applying a priming coat of exterior primer at 0.90 litre per 10 sqm, followed by two or more coats of 100% premium external acrylic emulsion paint of required shade (company depot-tinted), having VOC <50 gm/litre, UV resistance as per IS 15489:2004, alkali and fungal resistance, dirt resistance, with silicon additives at 1.43 litre per 10 sqm, complete all as specified and directed by the Engineer-in-Charge |
| 18 | M&L for Preparing existing wall surfaces by completely removing any existing treatment layers, cleaning, sanding, and making the surface smooth, and applying a priming coat of exterior primer at 0.90 litre per 10 sqm, followed by two or more coats of 100% premium external acrylic emulsion paint of required shade (company depot-tinted), having VOC <50 gm/litre, UV resistance as per IS 15489:2004, alkali and fungal resistance, dirt resistance, with silicon additives at 1.43 litre per 10 sqm, complete all as specified and directed by the Engineer-in-Charge |
| 19 | Disconnecting existing water storage tanks of any capacity exc 1000 litres and n exc 2000 litres, setting aside and removing to store, complete all as specified and as directed. |
| 20 | Supply and fixing rotational moulded polyethylene water storage tank(Triple layer), cylindrical vertical with closed top, 2000 litres capacity, hoisted and fixed in position, complete all as specified and as directed. |
| 21 | Supply and fixing in repairs brass ball valve, high pressure, 25 mm dia, with polyethylene float and fly nut, screwed for iron pipe or brass ferrule and fixed, complete all as specified and as directed. |
| 22 | Supply and fixing in repairs brass ball valve, high pressure, 20 mm dia, with polyethylene float and fly nut, screwed for iron pipe or brass ferrule and fixed, complete all as specified and as directed. |
| 23 | Supply and fixingbrass ball valve, high pressure, 20 mm dia, with polyethylene float and fly nut, screwed for iron pipe or brass ferrule and fixed, complete all as specified and as directed. |
| 24 | Taking up or down carefully steel / CPVC / UPVC tubing and connections, including cleaning for refixing or removing to store, 20 mm dia bore, complete all as specified and as directed- |
| 25 | Taking up or down carefully steel / CPVC / UPVC tubing and connections, including cleaning for refixing or removing to store, 25 mm dia bore, complete all as specified and as directed- |
| 26 | Supply and laying CPVC pipes, 25 mm outer dia, SDR-11, including plain CPVC SDR-11 fittings such as reducer socket, tee and union, fixed on walls/ceiling or laid in floors, complete all as specified and as directed. |
| 27 | Supply and laying CPVC pipes, 32 mm outer dia, SDR-11, including plain CPVC SDR-11 fittings such as reducer socket, tee and union, fixed on walls/ceiling or laid in floors, complete all as specified and as directed. |
| 28 | S&F CPVC ball valve for 25mm outer dia of pipe complete all as specified and directed. |
| 29 | S&F CPVC ball valve for 32mm outer dia of pipe complete all as specified and directed. |
| 30 | S&F CPVC union for 25mm outer dia of pipe complete all as specified and directed. |
| 31 | S&F CPVC union for 32mm outer dia of pipe complete all as specified and directed. |
| 32 | Supply and fixing CPVC tank adaptor / nipple, 32 mm outer dia, complete all as specified and as directed. |
| 33 | Supply and fixing of PVC (SWR) pipes, 110 mm external diameter, Type-B, ISI marked (IS:13592), single socketed, in any length, including rubber ring joints, laid in trenches or embedded in floors/walls, including cutting, jointing, alignment, supports or bedding as required, complete as specified and directed by Engineer-in-Charge. |
| 34 | Supply and fixing of PVC (SWR) bend, 110 mm dia, of any radius as required, provided with access/cleaning door, including proper alignment, setting, and jointing with solvent cement, complete as specified and directed by Engineer-in-Charge |
| 35 | S/F PVC (SWR) Branch piece single (single Y) equal or unequl 110mm dia with door access complete all as specified and directed. |
| 36 | S&F for 110mm dia SWR junction (single \"T\") equal or unequal with except door access complete all as specified and directed. |
| 37 | M& L PVC (SWR) vent cowl 110 mm bore complete all as specified and directed. |
| 38 | M&L for supplyingcore cut on the slabs upto depth 150mm by using standard core cutter machine for inlet & outlet pipe of dia upto 110mmincluding tapering of all edges, making round shoulders of edge 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. |
| 39 | M&L Bands, straps, supports or stays for rain water, ventilating pipes, including bolts, if required; hooks (stay), heavy for large gates; hook and pintle hinges: large hasp and staples, chains, hand made sliding bolt clamps, hold fast; wall ties: hook for hanging fans; plain angle cleats for securing purlins to wood trusses or rafter knee piece inserts, two way and three way straps, plate washers and similar small articles conforming to Fe.290, Gde-E-165 complete all as specified and directed.. |
| 40 | M&L for formwork to Rough finished surface of concrete sides and soffits of roofbeam, lintels etc. including supports,overhangs and also splays between floors and beams complete all as specified and directed. |
| 41 | M&L for formwork to rough finished flat surfaces of pillars, posts, struts, piers, columns and stanchions etc complete all as specified and directed. |
| 42 | Demolition of RCC slab, beams, chajjas, columns, shelves, and tanks of all thickness, including breaking concrete manually or mechanically, cutting and removing steel reinforcement, stacking debris within 50 m lead, and cleaning the site. |
| 43 | M&L for reinforced cement concrete (RCC), Type B-1, 1:2:4 nominal mix, using 20 mm graded stone aggregate, in beams, cantilevers, bressummers, and lintels exceeding 1.5 m clear span, including formwork, placing, vibrating, curing, and finishing, complete all as specified and as directed. |
| 44 | M&L for reinforced cement concrete (RCC), Type B-1, 1:2:4 nominal mix, using 20 mm graded stone aggregate, in columns, pillars, piers, posts, and struts, including formwork, placing, vibrating, curing, and finishing, complete all as specified and as directed. |
| 45 | M&L for TMT steel bars, 10 mm diameter and over, cut to length, bent to shape as required, including cranking, bending, placing in position, and binding with annealed mild steel wire not less than 0.9 mm diameter, as reinforcement, complete all as specified and as directed |
| 46 | S&F TMT steel bars, 5 mm diameter and over up to and including 10 mm diameter, as stirrups, spacers, ties, and other secondary reinforcement, cut to length, bent to shape including cranking, bending spirally or hooping for columns and beams, hooking ends, and binding with annealed mild steel wire not less than 0.9 mm diameter, complete all as specified and as directed. |
| 47 | M & L in repairs Polycarbonatesheet 1.50 mm thick of any colour having Specific gravity not less than 1.2 kg per sqmroof / circular dome covering/cladding to wall and ridge in any shape fixed with self tapping screws / nut & bolting or otherwise specified etc including dismantling old roof sheets complete all as specified and directed. Make - Arihant Enterprises,Acrylic sheet india, Vijay Agencies complete all as specified and directed. |
| 48 | S&F 3 mm thick PVDF-coated aluminium composite panels for wall cladding or ceiling on facia, columns, and other decorative faces in required shapes and sizes including circular, semi-circular, square, rectangular, or flat forms. The work shall include provision and fixing of appropriate aluminium section framework, gap-filling with high-performance weatherproof silicone as per manufacturer’s instructions, and scaffolding/shuttering of any type required to execute the work. Panels shall be fixed in any position and at any description as directed by Engineer-in-Charge.Make: Eurobond or equivalent.Note: Work up to 15 m height as per directions of Engineer-in-Charge, complete all as specified and directed. |
| 49 | S&F roof trusses (framed), trussed purlins, crane gantries, rails, fastenings and heavy bracket framing comprising beams, tees, angles, channels or flat sections, including distance pieces, cleats and all necessary connections, conforming to Fe-410-W Grade E-250, Quality-A steel.The work shall include power drilling of holes, cleaning of holes by air pressure, inserting fasteners/nuts and bolts, and filling of holes with epoxy to ensure proper bonding as per manufacturer’s recommendations. The item includes fabrication, erection, fixing, alignment and securing in position as per site requirements and directions of Engineer-in-Charge.Note:Work shall be executed at any location and at any height up to 15 metres, including all necessary staging, scaffolding and handling, complete all as specified and directed |
| 50 | S&F pre-painted crimp curved Galvalume aluminium–zinc coated, consisting to AZ 150 GI-based corrugated steel sheet, 0.50 mm thick, of approved colour, having minimum tensile strength of 550 MPa, used as roof covering or wall cladding, fixed with self-tapping screws including washers, laps, overlaps and necessary cutting, complete all as specified and directed by Engineer-in-Charge. |
| 51 | S&F 1 mm thick plain galvanised mild steel sheeting, with zinc coating of 275 g/m², used in ridges, hips, valley gutters, drips and straight flashings (length and girth as fixed), including cutting, bending, shaping, laps and overlaps, and fixing with approved self-tapping screws, complete all as specified and directed by Engineer-in-Charge. |
| 52 | Material and labour for scraping existing plaster up to brick work, including removal of all loose and deteriorated material, applying two coats of LPF, covering the entire treated surface with polymerised polythene sheet reinforced with wire mesh, and replastering with new plaster, complete.a)This shall be followed by chemical injection grouting for rising dampness, including identification and marking of damp-affected areas and fixing of injection nozzles. Holes shall be drilled at the rate of two holes per metre, using 12 mm to 15 mm dia drill bit, at an inclination of 45 degrees to a depth of ½ to ¾ of wall thickness, drilling at the lowest possible damp point.b)Chemical grout (diluted in 1:4 ratio) shall be injected using a pressure grouting machine at a pressure of approximately 3 kg/sqcm, pumping till refusal/return is observed. Minimum 10 litres of solution shall be used, and the area shall be observed for 24 hours. After completion, protruding nozzles shall be removed and holes sealed with suitable compound.c)The treated surface shall then be thoroughly washed and two coats of water-based hygienic coating containing siliconate shall be applied over the entire scraped area, including all preparatory works and removal of old material of any description, complete all as specified and as directed by the Engineer-in-Charge. |
| 53 | Material and labour for carrying out re-plastering work to brick work / RCC surfaces, including identification and demarcation of debonded or hollow plaster by electric/hand device, removal of cracked and debonded plaster up to sound surface, complete.a) Superficial cracks in concrete not exceeding 5 mm depth shall be widened to U-shaped grooves using sharp-edge cutter and cleaned by compressed air and water jet to remove all dust and loose material. Cracks, grooves and junctions shall be filled with polymer-modified mortar (FOSROC / SIKA or equivalent) applied by trowel under pressure.b)The brick work / concrete surface shall be thoroughly soaked with water and allowed to attain saturated surface dry (SSD) condition. A polymer-cement slurry in the proportion 1:1 shall be applied at the interface of old and new plaster.c)First coat of plaster 12–18 mm thick shall be applied using cement-sand mortar (CSM) in the proportion 1:4 (OPC 53-grade cement : screened sand with maximum silt content 5% by volume). Surface shall be finished smoothly without excessive trowel pressure and dry cement shall not be used. The surface shall be wire-rubbed/hacked to receive the next coat.d)Second coat of CSM plaster 6–8 mm thick shall then be applied on brick/concrete/stone wall surfaces, incorporating integral waterproofing compound @ 160 ml per bag of cement and polypropylene fibre @ 125 g per bag of cement.e)The plastered surface shall be finished by taking out grains and cured for a minimum period of 14 days, including all materials, labour, tools and incidentals, complete all as specified and as directed by the Engineer-in-Charge |
| 54 | Material and labour for compound girders and stanchions, lattice girders, aerial masts, staging for water tanks and the like, including caps, bases, splices, etc., built up from two or more beam or channel sections or angles with plates, including all lattice bars, stiffeners, gusset plates and other necessary fittings, conforming to Fe-410W (Grade E-250) Quality B, complete all as specified and as directed. |
| 55 | M&L forfixing double scaffolding system (cup-lock type) on exterior and/or interior sides or at required locations, up to four-storey height, using 48.3 mmouter dia MS tubes placed at 1.5 m centre-to-centre, with horizontal and vertical members joined by cup-and-lock system, including MS tubes, MS challies, MS clamps and MS staircase system to form working platforms, complete.The scaffolding shall be adequately stiffened with bracings, runners and proper connections with the building, including supplyingsteel plates (8–12 mm thick) or wooden blocks (50–100 mm thick) at top and bottom of props wherever required. The system shall be provided with all essential safety provisions for workmen, including guard rails, toe boards, safety nets, access ladders/staircase, warning signage, etc., entirely at the contractor’s own arrangement.Note: The scaffolding shall be maintained in safe and serviceable condition for the required duration as approved, and dismantled and removed after completion of work, complete all as specified and as directed by the Engineer-in-Charge.Measurement: Elevational area of scaffolding.Payment: One-time payment, irrespective of duration of scaffolding. |
| 56 | M & L for watertight centering and shuttering, including bolting, strutting, propping and all other necessary arrangements, and removal of formwork from columns, beams, slabs, fins, fascia, etc., complete as per site requirements, complete all as specified and as directed by the Engineer-in-Charge. |
| 57 | M & L Chipping of unsound, weak or dilapidated concrete from slabs, beams, columns, lintels, chajjas, projections, fins, fascia, pardis, etc., using manual chisels and/or mechanical breakers, including tapering of all edges and making square shoulders to cavities.a) Concrete shall be removed to a minimum depth of 10 mm beyond exposed reinforcement and chipping shall continue until sound concrete is obtained. In case of slabs, edges shall be cut to a minimum depth of 20 mm to avoid formation of feather edges.b)The chipped surface shall be cleaned thoroughly using high-pressure water jet with clean potable water to remove all dust, loose particles, impurities and organic deposits, complete.c)Disposal of debris, including all leads and lifts, complete all as specified and as directed by the Engineer-in-Charge. |
| 58 | M & L for removing, cleaning or grinding of existing concrete surfaces carefully using low-impact, high-frequency hammer or any other suitable approved method, without causing damage to the sound concrete, including cleaning of surfaces by air jet to remove dust and loose particles, and taking down existing plaster to a depth of 15–25 mm, complete all as specified and as directed by the Engineer-in-Charge. |
| 59 | M & L Cleaning of reinforcement bars by removing all rust, scale and corrosion using wire brush and/or rotary grinder, followed by application of chemical rust remover, cleaning and etching agent having specific gravity 1.16 to 1.22 at 25°C, applied thoroughly all around the circumference and along the full length of the exposed/rusted reinforcement bars.The cleaning agent shall be an acid-based formulation containing corrosion inhibitors and dispersing agents, supplied as a clear green solution of approved make FOSROC (Reebaklens RR) or equivalent product of BASF / SIKA. The rust remover shall be applied by brush to ensure complete wetting of the rusted metal surface and allowed to react for 16–24 hours, after which the surface shall be cleaned with wire brush, washed thoroughly with fresh water and allowed to dry, complete all as specified and as directed by the Engineer-in-Charge.Notes:The work shall be executed strictly as per the manufacturer’s product data sheet, based on approval of the Garrison Engineer.The material shall be applied only on exposed reinforcement bars, using a brush of suitable size.Measurement shall be made as length of bar × two times the diameter of bar. |
| 60 | M&L for application of single-component acrylic polymer–based cementitious anti-corrosive protective coating to reinforcing steel/metal, capable of arresting oxidation and corrosion, with a coverage of 8–10 m² per litre depending on surface condition, over prior application of two-component epoxy zinc-rich primer of approved make FOSROC (as per product data sheets: Nitocote AP35-Latex and Nitozinc Primer) or equivalent make of BASF / SIKA.The primer and coating shall be applied by brush to all exposed reinforcement bars to ensure thorough and uniform coverage, complete all as specified and as directed by the Engineer-in-Charge.Notes:The work shall be executed strictly in accordance with the manufacturer’s product data sheets, subject to approval of the Garrison Engineer.The material shall be applied only on exposed rebars using a brush of suitable size.Measurement shall be made as length of bar × two times the diameter of bar. |
| 61 | M & L forapplying epoxy-based bond coat on the prepared surface using a two-component epoxy resin concrete bonding agent having specific gravity 1.15 to 1.20 g/cc, applied with stiff brush or roller at a coverage of approximately 2.6 m² per litre at 30°C, covering the complete area of patch repair, and allowing the coat to become tacky prior to application of micro-concrete / polymer-based structural repair.The bonding coat shall act as an interface between old and new concrete and shall include thorough cleaning of the host concrete surface to remove all loose dust, dirt, grease and contaminants by suitable means, followed by mixing both components of the bonding agent using a heavy-duty slow-speed mixer until uniform consistency is achieved.The bonding agent shall be of approved make FOSROC (as per product data sheet: Nitobond EP – Epoxy Bonding Agent) or equivalent make of BASF / SIKA, complete all as specified and as directed by the Engineer-in-Charge.If the bonding agent is found to have dried before placement of micro-concrete / polymer-based repair, an additional coat shall be applied at the contractor’s own cost. Application of repair material shall be completed within the open time of not less than 3 hours, before the bonding agent loses its tackiness, under normal site conditions.Note:The work shall be executed strictly in accordance with the manufacturer’s product data sheets and subject to approval of the Garrison Engineer. |
| 62 | M & L forapplying polymer-modified, non-shrink, cementitious free-flow micro-concrete on prepared concrete surfaces in the soffit of slabs, beams, columns, parapets, fins, facias, etc., at any height, using moisture-resistant 25 kg bags, mixed with clean water in a water : powder ratio of 0.15.The micro-concrete shall conform to the following minimum performance requirements:Compressive strength (BS 4551-80): 75 MPa at 28 daysTensile strength: 2 MPa at 28 daysFlexural strength (BS 4551-80): 8 MPa at 28 daysYoung’s modulus: 25 kN/mm²Expansion characteristics (ASTM C827-1987): Unrestrained expansion 1–4%Pressure to restrain plastic expansion: Approx. 0.004 N/mm²Thermal conductivity: 1.5 W/m°CFire rating (EN 1504, Cl. 5.5): Class A1Fresh wet density (at 27°C): 2300–2400 kg/m³Typical application shall include mixing the full 25 kg bag with approximately 3.75 litres of clean water in a suitable container using a heavy-duty slow-speed mixer to obtain a uniform, free-flowing mix, and placing the same into slurry-coated, water-tight formwork by suitable arrangement or, where required, by pumping, to ensure uniform flow and complete filling.The micro-concrete shall be of approved make FOSROC (as per product data sheet: Renderoc RG SPL) or equivalent make of BASF / SIKA, complete all as specified and as directed by the Engineer-in-Charge.Note:The work shall be executed strictly in accordance with the manufacturer’s product data sheets and subject to approval of the Garrison Engineer.Water-tight formwork shall be measured and paid for separately under the relevant item. |
| 63 | S&F polymer-modified, single-component, alkaline-resistant, fibre-reinforced, thixotropic cementitious patch repair mortar applied on prepared concrete surfaces in soffits of slabs, beams, columns, parapets, fins, and facias at any height. The mortar shall be mixed as per manufacturer’s instructions (25 kg bag with ~4 litres of clean water, water:powder ratio 0.16) to achieve a uniform, lump-free consistency and applied in patches with thickness up to 25 mm, carefully compacted around reinforcement and finished to align with existing concrete surfaces Complete all as specified and directed by Engineer-in-Charge.The mortar shall meet the following properties:Compressive Strength (BS 6319 Pt.2): 50 MPa at 7 days, 70 MPa at 28 daysTensile Strength (BS 6319 Pt.7): >4 MPa at 28 daysFlexural Strength (BS EN196 Pt.1): >9 MPa at 28 daysDrying Shrinkage (ASTM C157-93): <300 µstrain at 7 days, <500 µstrain at 28 daysPermeability (DIN 1048 Pt.5): <5 mmRapid Chloride Permeability (AASHTO 277-93): <1800 coulombsFire Rating (EN 1504-3 cl.5.5): Class A1Water curing shall be carried out after mortar sets and formwork is removed. Approved makes: Fosroc Renderoc HS Xtra (shrinkage-controlled) or equivalent by BASF/SIKA, as per Garrison Engineer’s approval and manufacturer’s product data sheet. |
| 64 | Notes / Specifications:Application shall include mixing with slow-speed heavy-duty mixer, careful compaction, and finishing.Thickness of application shall not exceed 25 mm per patch.All surfaces to be cleaned and prepared before application.Work shall conform strictly to manufacturer’s product data sheet and Garrison Engineerdirections. |
| 65 | supplying and fixing 12–16 mm diameter non-returnable injection ports by drilling holes 50–75 mm deep, cleaning the holes thoroughly and sealing around the ports with fast-setting, high-strength epoxy putty, solvent-free, three-component compound based on epoxy resins, graded fillers and thixotropic agents, suitable for structural repairs.The injection ports shall be fixed in RCC slabs, beams, columns, lintels, chajjas, projections, fins, fascia, parapets, etc., including all materials, labour, tools, scaffolding, cleaning, surface preparation and disposal of debris.Epoxy putty shall be of approved make such as Fosroc Nitocote VF, or equivalent from BASF / SIKA, complete as per manufacturer’s specifications and as directed by the Engineer-in-Charge |
| 66 | supplying and executing injection / pressure grouting in cracks of parent concrete by fixing PVC / aluminium injection nipples at 150 mm to 200 mm c/c or at spacing as specified in the design and detailed specifications. The cracks shall be opened in V / U groove of size 5 mm × 5 mm and sealed using epoxy putty.Pressure grouting shall be carried out using low-viscosity, moisture-insensitive epoxy resin injection grout capable of grouting cracks and gaps ranging from 0.25 mm to 9.0 mm, having the following minimum properties:Mix density: 1060 kg/m³Compressive strength (ASTM D695): 60 N/mm²Tensile strength (ASTM C 304-97): 20 N/mm²Flexural strength (BS 6319 Part-4): 45 N/mm²Surface preparation shall include fixing of nipples and sealing of cracks with epoxy mortar one day prior to grouting. Injection of low-viscosity epoxy grout shall be carried out mechanically under pressure of 3.5 to 7.0 kg/cm², ensuring complete penetration of cracks. After completion of grouting, nipples shall be removed and the holes sealed with epoxy mortar, including all materials, labour, tools, plant, scaffolding and incidentals, complete as directed by the Engineer-in-Charge.Make:Epoxy putty and epoxy grout shall be of approved make, such as Fosroc conforming to product data sheets for Nitocote VF (epoxy putty) and Conbextra EP 10(M) (low-viscosity moisture-insensitive epoxy grout), or equivalent from BASF / SIKA.Note:The approved make shall be executed strictly as per the manufacturer’s product data sheet, subject to approval of the Garrison Engineer.Payment shall be made based on the actual quantity of epoxy grout consumed at site |
| 67 | M & Lfor carrying out flexural strengthening of structural members by application of a pre-cured CFRP plate system, comprising high-strength pultruded carbon fibre reinforced polymer (CFRP) laminates of size 100 mm width × 1.4 mm thickness, manufactured from high-quality unidirectional carbon fibres pre-laminated into dense plates, suitable for strengthening of RCC beams, slabs and similar structural members, including overhead applications all as specified and directed by Engineer-in-Charge |
| 68 | M & L forcarrying out strengthening of concrete structural members such as columns, beams, slabs, fins and fascia, strictly as per approved design drawings and detailed specifications, using a composite CFRP wrapping system comprising 450 GSM, 0° unidirectional carbon fibre wrap fabric manufactured from high-quality carbon fibres, used in conjunction with epoxy primer and epoxy saturant resins, complete in all respects.The system shall be suitable for increase in dead and dynamic loads, seismic strengthening and structural repair of damaged concrete, including all operations such as surface preparation, application of primer, impregnation and wrapping of CFRP fabric, rolling, curing and finishing, complete as directed by the Engineer-in-Charge. |
| 69 | M&Lforcarrying out strengthening of concrete structural members such as columns, beams, slabs, fins and fascia, strictly as per approved design drawings and detailed specifications, using a composite CFRP wrapping system comprising 600 GSM, 0° unidirectional carbon fibre wrap fabric manufactured from high-quality carbon fibres, used in conjunction with epoxy primer and epoxy saturant resins, suitable for increase in dead and dynamic loads, seismic strengthening and structural repair of structurally damaged concrete, complete as directed by the Engineer-in-Charge |
| 70 | M&Lforcarrying out strengthening of concrete structural members such as columns, beams, slabs, fins and fascia, strictly as per approved design drawings and detailed specifications, using a composite CFRP wrapping system comprising 900 GSM, 0° unidirectional carbon fibre wrap fabric manufactured from high-quality carbon fibres, used in conjunction with epoxy primer and epoxy saturant resins, suitable for increase in dead and dynamic loads, seismic strengthening and structural repair of structurally damaged concrete, complete as directed by the Engineer-in-Charge |
| 71 | M&L for carrying out opening of all existing failed / damaged protective treatment over the expansion (crumble) joints in the old structure, including careful removal of loose and deteriorated materials. Filling the joint with additional bituminous filler board, wherever required, over the existing joint and inserting polypropylene backer rod of appropriate diameter throughout the entire length of the joint and applying primer on both sides of the joint, followed by filling the joint with two-part epoxy-based polysulphide sealant, and thereafter supplyingEPDM membrane as a protective cover over the joint, including all materials, labour, tools, surface preparation, curing and incidentals, complete as specified and as directed by the Engineer-in-Charge. |
| 72 | M&L forcomplete removal of existing waterproofing treatment such as old APP membrane, bituminous tar felt, or any other type of waterproofing treatment of any thickness, including PCC padding, screed bed, or protective layers, by using low-impact, high-frequency hammer or any other suitable approved method, ensuring no damage to the existing RCC surface of slabs. |
| 73 | M & L forPCC padding of 40 mm average thickness in cement concrete 1:2:4 (Type B-0) using 20 mm graded stone aggregate, laid to proper slopes for drainage over RCC roof slabs, walls, chajjas, projections, etc., including all labour, tools and incidentals.Itsshall further include supplying and laying protective cement mortar screed of average 15–20 mm thickness in CM 1:4, mixed with integral waterproofing compound Conplast WL Xtra @ 200 ml per bag of cement, and finishing wall plaster up to 300 mm above FFL, strictly as per manufacturer’s specifications.The concrete and screed shall be laid while the RCC surface is green, finished even and fair without using extra cement, including curing, protection and all incidental works, complete as specified and as directed by the Engineer-in-Charge. |
| 74 | M & L for applying a two-coat system of Fosroc Brushbond Roofguard Premium, an acrylic-based, modified polyurethane elastomeric single-component waterproof coating (supplied in 20-litre pails), over roof slabs, chajjas, parapets and other structural surfaces, including all materials, labour, tools, scaffolding, curing and incidentals complete, as directed by the Engineer-in-Charge. |
| 75 | M & Lforfixing reinforcement bars of required length 160 mm and diameter 12 mm in RCC members, using Fosroc Lokfix E77 epoxy resin or equivalent, including all labour, materials, tools, and incidentals complete all as specified and directed by engineer in charge. |
| 76 | M & Lfixing 16 mm dia rebar with epoxy resin in RCC members for supplying and fixing reinforcement bars of required length 160 mm and diameter 16 mm in RCC members, using Fosroc Lokfix E77 epoxy resin or equivalent, including all labour, materials, tools, and incidentals complete all as specified and directed by engineer in charge.. |
| 77 | Supplying & Fixing 8 mm pins/staple/shear pins including drilling holes in concrete, supplyinglabour,materials for grouting the pins all as specified and as directed by the Engineer-in-Charge. |
| 78 | supplying and fixing carbon fiber anchor including drilling hole in the base concrete fixing the anchor using epoxy 50X55 system spreading the anchor fibers in star pattern including appication of saturant etc. complete all as specified and as directed by the Engineer-in-Charge. |
| 79 | Taking down old unserviceable/deteriorated batten/PVC conduit point wiring aluminium/ copperfrom existing place i.e.light, fan, socket or power points complete with any type of unserviceable fittings such as switches, sockets,bell push , ceiling rose, pendants, Holders, etc and making good all disturbed surface to wall, floor etc by means of cement mortar or plaster of Paris and to match / finish new surface as the existing surface either by using same colour distemper, Putti or white / colour wash all as required and directed by Engineer-in-Charge. |
| 80 | Taking down fan/ex fan/wall fan any sweep any type and size, keeping with safe custodyand refixing the same with replacement of 3 corePVC insulatedPVC sheated 3 core multistrandedcopper conductor cable of appropriate size as specified/directed, from ceiling rose to fan terminal, S & F capacitor of suitable capacity,over hauling the fan complete all as specified and as directed, replacing ofold with new fan clamp assembly complete with nut, bolt, washer, u clamp and rubber reel etc of existing size &Painting of ceiling fans complete, in situ with synthetic enamel paint by spraying including filling cavities with filler, one coat after cleaning all dust etc. suitable for 1200/1400mm sweep ceiling fan complete all as specified and directed by Engineer-in-Charge. |
| 81 | Material and labour for taking downof split type AC any type and Capacityduly storing of its refrigerant, disconnecting its both the copper tubes from indoor and out door unit carefully, taking its inner and outer unit and refixing the same in other side of wall/location as directed by EIC , duly filling of make up refrigerant as per desired pressure, minor brazing/welding in copper tubing, making all elect connections as before and testing all as spd and direted by EIC |
| 82 | M & L for Sub main wiring complete with two single core 4 sqmm 1100 volts grade, PVC insulated, stranded copper conductor FRLS cable with continuous copper earth conductor of 4 sqmm in and including PVC conduit /casing caping inci accessoriescomplete all as specified. Note;- (i) Making good of disturbed surfaces will be done by contractor without any claims, (ii) 3 runs of 4 Sqmm conductor and one run of PVC conduit /casing caping shall be measured as one unit length. |
| 83 | Supply and fixing of new copper pipe of minimum size 1/4 inch (or as per manufacturer’s recommendation for 1.5 TR air conditioner), including cutting, bending, brazing/welding, and fixing with nuts, bolts and screws of required size, complete in all respects, as specified and as directed by the Engineer-in-Charge. |
| 84 | Supply and fixing of new copper pipe of minimum size 1/2 inch (or as per manufacturer’s recommendation for 1.5 TR air conditioner), including cutting, bending, brazing/welding, and fixing with nuts, bolts and screws of required size, complete in all respects, as specified and as directed by the Engineer-in-Charge. |
| 85 | Supply and fixing of insulation pipe for inlet and outlet copper tubing of 1.5 TR split air conditioner, of suitable thickness and density, as per existing size and specifications, complete in all respects, as specified and as directed by the Engineer-in-Charge. |
| 86 | Supply and fixing of extension for drain pipe for 1.5 TR split air conditioner, of suitable material and diameter, as per existing size and specifications, including all necessary fittings, complete in all respects, as specified and as directed by the Engineer-in-Charge. |
