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Tender For Repair Of Cracks Of Sump And Structural Retro Fitting Of Principal Block At Gsss Girls, Sri Vijaya Puram- 1 Demolishing lime concrete manually/ by mechanical means and disposal of material within 50 metres lead as per direction of Engineer-in-charge. 2 Chipping of unsound/weak concrete material from slabs, beams, columns etc. with manual Chisel and/ or by standard power driven percussion type orof approved makeincluding 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 3 50mm average thickness 4 Cleaning of reinforcement from rust from the reinforcing bars to give it a total rust freesteel 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. 5 Bars above 12 mm diameter 6 Steel reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete above plinth level. 7 Thermo-Mechanically Treated bars of grade Fe-500D or more. 8 Providing, mixing and applying bonding coat of approved adhesive on chipped portion of RCC as perspecifications and direction of Engineer-In-charge complete in all respect. 9 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 10 Drilling suitable holes in reinforced or plain cement concrete with power driven drill machine to a minimum depth of 100mm upto 200mm 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. 11 Upto and including 12mm dia. 12 Supplying and applying pre tested and approved water based concrete curing compound to concrete/ masonry surface, all as per manufacturer’s specification and direction of Engineer-in-charge. 13 Non pigmented wet curing compound 14 Centering and shuttering including strutting, propping etc. and removal of form work for: 15 Foundations, footings, bases for columns 16 Columns, piers, abutments, pillars, posts and struts 17 Centering and shuttering including strutting, propping etc. and removal of form for 18 Lintels, beams, plinth beams, girders, bressumers and cantilevers 19 Walls (any thickness) including attached pilasters, butteresses, plinth and string courses etc. 20 Suspended floors, roofs, landings, balconies and access platform 21 Weather shade, Chajjas, corbels etc., including edges 22 Providingandlayinginpositioncementconcreteof specified grade excluding the cost of centering and shuttering - All work up to plinth level : 23 1:2:4 (1 cement : 2 coarse sand (zone-III) derived from natural sources : 4 graded stone aggregate 20 mm nominal size derived from natural sources) 24 1:3:6 (1 Cement : 3 coarse sand (zone-III) derived from natural sources : 6 graded stone aggregate 40 mm nominal size derived from natural sources) 25 Reinforced cement concrete work in beams, suspended foors, roofshavingslopeupto 15°landings,balconies,shelves, chajjas, lintels, bands, plain window sills, staircases and spiral stair cases above plinth level up to floor five level, excluding the cost of centering, shuttering, finishing and reinforcement with 1:1.5:3 (1 cement : 1.5 coarse sand(zone-III) derived from natural sources: 3 graded stone aggregate 20 mm nominal size derived from natural sources). 26 Providing and fixing M.S. grills of required pattern in frames of windows etc. with M.S. flats, square or round bars etc. including priming coat with approved steel primer all complete. 27 Fixed to openings /wooden frames with rawl plugs screws etc. 28 Providing 40x5 mm flat iron hold fast 400 mm long including fixing to frame with 10 mm diameter bolts, nuts and wooden plugs and embedding in cement concrete block 300x100x150 mm 1:3:6 mix (1 cement : 3 coarse sand : 6 graded stone aggregate 20mm nominal size). 29 Providing and fixing aluminium tower bolts, ISI marked, anodised (anodic coating not less than grade AC 10 as per IS : 1868 ) transparent or dyed to required colour or shade, with necessary screws etc. complete : 30 150x10 mm 31 Providing and fixing aluminium handles, ISI marked, anodised (anodic coating not less than grade AC 10 as per IS : 1868) transparent or dyed to required colour or shade, with necessary screws etc. complete : 32 100 mm 33 Providingandlayingcementconcreteinretainingwalls, returnwalls,walls (any thickness)includingattached pilasters,columns,piers,abutments,pillars,posts,struts, buttresses,stringorlacingcourses,parapets,coping,bed blocks, anchor blocks, plain window sills, fillets, sunken floor etc., up to floor five level, excluding the cost of centering, shuttering and finishing: 34 1:1½:3(1cement:VA coarse sand(zone-III) derived from natural sources : 3 graded stone aggregate 20 mm nominal size derived from natural sources). 35 Repair to plaster of thickness 12mm to 20 mm in patches of area 2.5 sqm and under, including cutting the patch in proper shape, raking out joints and preparing plastering the wall surface with white cement based polymer modifiedself curing mortar, including disposal of rubbish, all completeas per the direction of Engineer-In-Charge. 36 12 mm cement plaster of mix : 37 1:4 (1 cement: 4 fine sand) 38 Providing, mixing and applying SBR polymer (of approved make @minimum 2%bywt.ofcementused)modified plain/reinforced cement concrete for structural members having minimumcharacteristiccompressivestrength (withordinary portland cement, coarse sand and graded stone aggregate of lOmm maximum size in proportion as per design criteria] with specified average thickness. Note: Rates shall be for finished surface area of concrete and shallincludethecostoflabour,concreteandappropriate 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 curinghasbeendoneandsurfacehasbeensatisfactorily evaluated by sounding/tapping with a blunt metal instrument) 39 50rnm thick in Grade M 25 with cement content not less than 330 kg per cum 40 75mm thick in Grade M 25 with cement content not less than 330 kg per cum 41 Cement concrete flooring 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate) finished with a floating coat of neat cement, including cement slurry, but excluding the cost of nosing of steps etc. complete. 42 40 mm thick with 20 mm nominal size stone aggregate 43 Finishing walls with Premium Acrylic Smooth exterior paint with Silicone additives of required shade 44 Old work (one or more coats applied @0.83 Itr/10 sqm). 45 Distempering with 1st quality acrylic distemper (ready mixed) having VOC (Volatile Organic Compound ) content less than 50 gram/ litre, of approved brand and of required said and colour complete to give and even said. 46 Old work (one or more coats) 47 Painting with synthetic enamel paint of approved brand and manufacture of required colour to give an even shade : 48 One or more coats on old work 49 Applying priming coats with primer of approved brand and manufacture, having low VOC (Volatile Organic Compound) content. 50 With ready mixed pink or grey primer on wood work (hard and soft wood) having VOC content less than 60 grams/ litre 51 Painting with synthetic enamel paint of approved brand and manufacture to give an even shade : 52 Two or more coats on new work 53 Taking out existing wooden door shutter, repair by cutting, painting etc. and refixing of repaired door shutters to existing door frames, including replacement of hinges with screws, etc. as required, all complete as per the direction of the Engineer-in-charge. 54 Dismantling doors, windows and clerestory windows (steel or wood) shutter including chowkhats, architrave, holdfasts etc. complete and stacking within 50 metres lead : 55 Of area 3 sq. metres and below 56 Providing and laying vitrified floor tiles in different sizes (thickness to be specified by the manufacturer) with water absorption less than 0.08% and conforming to IS: 15622, of approved make, in all colours and shades, laid on 20mm thick cement mortar 1:4 (1 cement : 4 coarse sand), jointing with grey cement slurry @ 3.3 kg/ sqmincluding grouting the joints with white cement and matching pigments etc., complete. 57 Size of Tile 600x600 mm 58 Providing and fixing Ist quality ceramic glazed wall tiles conforming to IS: 15622 (thickness to be specified by the manufacturer), of approved make, in all colours, shades except burgundy, bottle green, black of any size as approved by Engineer-in-Charge, in skirting, risers of steps and dados, over 12 mm thick bed of cement mortar 1:3 (1 cement : 3 coarse sand) and jointing with grey cement slurry @ 3.3kg per sqm, including pointing in white cement mixed with pigment of matching shade complete. 59 Providing and fixing wash basin with C.I. brackets, 15 mm C.P. brass pillar taps, 32 mm C.P. brass waste of standard pattern, including painting of fittings and brackets, cutting and making good the walls wherever require: 60 White Vitreous China Wash basin size 550x400 mm with a pair of 15 mm C.P. brass pillar taps 61 Providing and fixing P.V.C. waste pipe for sink or wash basin including P.V.C. waste fittings complete. 62 Semi rigid pipe31.1.1) 32 mm dia 63 Providing and fixing C.P. brass bib cock of approved quality conforming to IS:8931 : 64 15 mm nominal bore 65 Distemperingwith 1stqualityacrylicdistemper (ready mixed)havingVOCcontentlessthan50gram/litre,of approved manufacturer, of required shade and colour all complete: 66 New work (two or more coats) over and including water thinnableprimingcoat withcement primerhavingVOC content less than50 pram/litre 67 Applying priming coats with primer of approved brand and manufacture, having low VOC (Volatile Organic Compound) content. 68 With water thinnable cement primer on wall surface having VOC content less than 50 grams/litre 69 Providing reinforced by organic fibres and/or inorganic synthetic fibres cement 6 mm thick corrugated sheets (as per IS: 14871) roofing up to any pitch and fixing with polymer coated J, or L hooks, bolts and nuts 8 mm dia. G.I. plain and bitumen washers or with self drilling fastener and EPDM washers etc. complete (excluding the cost of purlins, rafters and trusses), including cutting sheets to size and shape wherever required. 70 Providing and fixing on wall face unplasticised Rigid PVC rain water pipes conforming to IS : 13592 Type A, including jointing with seal ring conforming to IS : 5382, leaving 10 mm gap for thermal expansion, (i) Single socketed pipes. 71 110 mm diameter 72 Providing and fixing onwall face unplasticised - PVC moulded fittings/ accessories for unplasticised Rigid PVC rain water pipes conforming to IS : 13592 Type A, including jointing with seal ring conforming to IS : 5382, leaving 10 mm gap for thermal expansion. 73 Single tee without door37.1.1) 110x110x110 mm 74 Bend 87.5°37.2.1) 110 mm bend 75 12 mm cement plaster finished with a floating coat of neat cement of mix : 76 1:3 (1 cement: 3 fine sand) 77 Providing and applying white cement based putty of average thickness 1 mm, of approved brand and manufacturer, over the plastered wall surface to prepare the surface even and smooth complete. 78 Renewing glass panes, with putty and nails wherever necessary including racking out the old putty: 79 Float glass panes of nominal thickness 4 mm (weight not less than 10kg/sqm) 80 Dismantling wood work in frames, trusses, purlins and rafters up to 10 metres span and 5 metres height including stacking the material within 50 metres lead : 81 Of sectional area 40 square centimetres and above 82 Dismantling roofing including ridges, hips, valleys and gutters etc., and stacking the material within 50 metres lead of: 83 Asbestos Cement sheet 84 Dismantling wooden boardings in lining of walls and partitions, excluding supporting members but including stacking within 50 metres lead : 85 Thickness above 10 mm up to 25 mm 86 Providing and fixing Chlorinated Polyvinyl Chloride (CPVC) pipes, having thermal stability for hot & cold water supply, including all CPVC plain & brass threaded fittings, including fixing the pipe with clamps at 1.00 m spacing. This includes jointing of pipes & fittings with one step CPVC solvent cement and testing of joints complete as per direction of Engineer in Charge. Internal work - Exposed on wall 87 20 mm nominal dia Pipes 88 25 mm nominal dia Pipes 89 Supplying and installation of moisture resistant/fire resistant cement board as per standard sizes fixed with self-drilling / taping screws. Screws shall be of counter sunk rib head of 1.60mm to 4 mm thick or 8 to 10 gauge of length varying from 25 to 45 mm. 90 Cement Bonded particle board 8 mm thick (Termite, Fire & Moisture Resistance), as per IS:14276 : 1995 91 Finishing walls with textured exterior paint of required shade : 92 New work (Two or more coats applied @ 3.28 ltr/10 sqm) over and including priming coat of exterior primer applied @ 2.20kg/10 sqm 93 Providing and fixing PTMT angle stop cock 15 mm nominal bore, weighing not less than 85 gms 94 Providing and fxing aluminium work for doors, windows, ventilators and partitions with extruded built up standard tubular sections/appropriate Z sections and other sections of approved make conforming to IS: 733 and IS: 1285, fixing with dash fasteners of required dia and size, including necessary filling up the gaps at junctions, i.e. at top, bottomandsideswithrequiredEPDMrubber/ neoprene gasket etc. Aluminium sections shall be smooth, rustfree, straight, mitred and jointed mechanically wherever required including cleat angle, Aluminium snap beading for glazing I paneling, C.P. brass / stainless steel screws, all complete as per architectural drawings and the directions of Engineer-in-charge. (Glazing, paneling and dash fasteners to be paid for separately) : 95 For fixed portion48.1.1) Powder coated aluminium (minimum thickness of powder coating 50 micron) 96 Forshuttersof doors,windows&ventilatorsincluding providing and fxing hinges/ pivots and making provision for fixing of fittings wherever required including the cost of EPDM rubber / neoprene gasket required (Fittings shall be paid for separately)48.2.1Powder coated aluminium (minimum thickness of powder coating 50 micron) 97 Providing and laying hollow cement concrete block walling upto floor five level 100mm thick consisting of hollow block of size 400x100x200mm of mix 1:3:6(1 :cement 3 :coarse sand 6 :graded stone aggregate 10mm nominal and down size) having a crushing strength of 3.5N/sqmm at 28 days as per IS:2185 (part-I) 1979 laid in cement mortar 1:6(1 :cement 6 :coarse sand) upto floor five level. 98 Providing wood work in frames of doors, windows, clerestory windows and other frames, wrought framed and fixed in position with hold fast lugs or with dash fasteners of required dia & length ( hold fast lugs or dash fastener shall be paid for separately). 99 Superior hardwood Cat-II (A) 100 Providing wood work in frames of false ceiling, partitions etc. sawn and fixed in position : 101 Superior hardwood Cat-II (A) 102 Providing and fixing glazed shutters for doors, windows and clerestory windows using 4 mm thick float glass panes, including ISI marked M.S. pressed butt hinges bright finished of required size with necessary screws. 103 Superior hardwood Cat-II (A)52.1.1) 35 mm thick 104 Providing and laying hollow cement concrete block walling upto floor five level 200mm thick consisting of hollow block of size 400x200x200mm of mix 1:3:6(1 :cement 3 :coarse sand 6 :graded stone aggregate 10mm nominal and down size) having a crushing strength of 3.5N/sqmm at 28 days as per IS:2185 (part-I) 1979 laid in cement mortar 1:6(1 :cement 6 :coarse sand) upto floor five level. 105 Steel G.I work in(round, square, or rectangular hollow tubes etc.) welded in built up sections/ framed work, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer using structural steel etc. as required. 106 In gratings, frames, guard bar, ladder, railings, brackets, gates and similar works 107 P/F jaquar make FNS-WHT-40751PP180UFSM Bowl for Coupled WC with UF soft closer silm seat cover, hinges, Fixing Accessories and Accessories Set, Size: 365x630x750 m,P Trap-180mm i/c fixing of FNS-WHR-40201 Cistern with cistern fittings for 40751S220UFSM 108 Providing and fixing C.P. two way bib cock of approved quality as direction of Engineer - in - charge. 109 15 mm nominal bore 110 Providing and fixing Health Faucet with 1 meter long easy flex tube in Chrome Finish & Wall Hook (ALD-CHR-565 Jaquar) 111 Providing and fixing CP anglular stop cock with wall flange of approved quality. 112 15 mm nominal bore 113 Sorting of servicable wooden plank and Refixing the plain lining in wall, including wooden plugs complete with necessary screws 114 12 mm thick 115 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): 116 With Float Glasss panes of 4.0mm thickness 117 Providing and fixing Metal Body Concealed Handle -Cum-Latch Lock for Aluminium Sliding Window and this lock made of Aluminium & Durable Plastic Long Finishing with Powder Coated Metallic Finish.
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