Tender For Repair/ Maintenance Work Work In Nagar Nigam Office Building (Arc) - 1 Randomrubblemasonrywithhardstonein foundationandplinth:Cement mortar 1:6 (1 cement : 6 coarse sand) 2 Extra for random rubble masonry with hard stone in superstructure above plinthlevel and upto two stories. 3 Extraforcoursedrubblemasonrywithhard stone(firstorsecondsort)insuperstructure above plinth level and upto twostories. 4 Halfbrickmasonry withFPSbricksofclass designation75insuperstructure aboveplinth leveluptotwostories. Cementmortar1:4(1 cement:4coarsesand) 5 Cementconcreteflooring1:2:4(1cement:2 coarsesand:4graded20mm nominalsize stoneaggregate)finishedwithafloatingcoat ofneatcement including cement slurry, but excluding the cost of nosing of steps etc. complete.40mm thick 6 Cement plastering including T&P, scaffolding, material and complete labour, including cost of water, curing, racking of joints etc. with 12 mm cement plaster of mix : including Providing /mixing of synthetic fibers compulsorily complying with IS 16481:2022 of 06 mm/12 mm length to be mixed @ 0.25% by weight of Cement i.e. 125 gms per 50 kg Cement up to 900 gms per cum of Concrete/ mortar 1:4 (1 cement : 4 fine/ coarse sand 7 Pointing on stone work with cement mortar 1:3 (1 cement : 3 fine sand) :Flush/Ruled pointing 8 Providingandfixing1stqualitystandardwhite, grey,ivory,fumeredbrown, lightgreen,light blueandotherlightshadesglazedtiles confirmingtoIS: 13753 & IS :15622 of size 200mm x 300mm in walls, floors, steps, pillars etc. laidonabedofneatcementslurryfinished withflushpointinginthewhite cement mixed with pigment to match the shade of the tile complete (excludingthe cost of cement plaster on walls and pillar). 9 Providingandfixing1stqualityMATfinished ceremictilesize300x300mm confirming to IS : 13755 and IS : 15622 colour such as white, grey, ivory, fume red brown, light green, light blue and other light shades in floors, steps, pillars etc. laid on a bed of neat cement slurry finished with flush pointing in the white cement mixed with pigment to match the shade of the tile complete (includingthe cost of cement mortar bed 1:4). 10 Providing and applying plaster of paris putty of 2 mm thickness over plasteredsurface to prepare the surface even and smoothcomplete 11 Distemperingwithoilboundwashable distemperofapprovedbrandand manufacture togiveanevenshadeNewwork(twoor morecoats)overandincluding priming coat with cement primer 12 Paintingwithsyntheticenamelpaintof approvedbrandandmanufacturetogive an even shade : Two or more coats on newwork 13 Providing and applying 2 coats of water based cement paint to unplastered concrete surface at all level after cleaning the surface of dirt, dust, oil, grease, efflorescence and applying paint @ of 1 litre for 2 sqm including all material, labour, scaffolding complete as per clause 800 of MoRT&H specifications including all material, labour scaffolding etc. 14 Steel work welded in built up sections/ framed workincluding cutting,hoisting, fixinginposition andapplyingaprimingcoatofapprovedsteel primerusing structural steel etc. as required. In gratings, frames, guard bar, ladder, railings, brackets, gates and similar works. 15 Providingandfixing1mmthickM.S.sheet doorwithframeof40x40x6mm angleironand 3mmM.S.gussetplatesatthejunctionsand corners,all necessary fittings complete, including applying a priming coat of approved steel primer. Using flats 30x6mm for diagonal braces andcentral cross piece 16 Providing and fixing factory made ISI marked steel glazed doors, windows and ventilators side /top/centre hung with beading and all members such as F7D,F4B, K11 B and K12 B etc. complete of standard rolled steel sections, joints mitred and flash butt welded and sash bars tenonedand rivettedwith15x3mmlugs,10cmlong, embeddedincement concreteblocks 15x10x10cmof1:3:6(1cement:3coarsesand:6graded stone aggregate 20mm nominal size) or with wooden plugs and screws or rawl plugsandscrewsorwithfixingclipsorwith boltsandnutsasrequired, includingproviding and fixing of hinges, pivots, float glass paneswith glazing clips and specialmetalsash puttyofapprovedmakeandaprimingcoatof approved steelprimerexcludingthecostof metalbeadingandotherfittingsexcept necessary hinges or pivots complete as per approved design. 17 Providing and fixing GI wire gauge of averagewidth of aperture 1.56mm with wireof0.45mmto existing steeldoor, windowshutterframeswith necessaryM.S. strip beading 20x3mm with suitable screw at not exceeding 150mm distance etc. complete. 18 ProvidingandfixingM.S.roundorsquare barswithM.S.flatsatrequiredspacing in wooden frames of windows andclerestory windows. 19 ProvidingandfixingMarblestone flooringtable rubbed,15-18 mmthickover 20mm(Av.)thick base of CM 1:4 (1 cement: 4coarse sand)or slabin wal, steps,pillars,counters,jambs, shelves,sillsetclaidover12mm(Av.)thick base of CM 1:3 (1 cement : 3 coarse sand),jointing with white cement mortar 1:2 (1 white cement : 2 marble dust)with pigment to match the shade of the marble slab including grinding, rubbing and polishing complete. Makrana Adanga. 1501 Cm2to 3600 Cm2 Tiles 20 Aluminium hanging floor door stopper with twin rubber & stopper 21 Hydraulic door closer tubular type Aluminium section body 22 Providing and fixing aluminiumhandlesISI marked anodised(anodic coating notlessthan gradeAC10asperIS :1868)transparentor dyedto required colour or shade with necessary screws etc.complete :(a) 125 mm 23 (b) 100 mm 24 Providing and fixing glazing in aluminium door, window, ventilator shutters and partitions etc. with PVC/ neoprene gasket etc. complete as per the architectural drawingsandthedirectionsof engineer-incharge.(Costofaluminiumsnap beadingshallbepaidinbasicitem):With floatglasspanesof4.0mmthickness 25 Kota stone slab flooring 25mm thick over 20 mm (average) thick base laid over and jointed with grey cement slurry mixed with pigment to match the shade of the slab including rubbing and polishing complete with base of cement mortar 1: 4 (1 cement : 4 coarse sand) :Area of each slab 900 to 2000 sqcm 26 Providing and fixing aluminium work for doors, windows, ventilators and partitions withextrudedbuilt upstandard tubular sections/ appropriateZ sectionsand other sectionsofapproved makeconforming toIS: 733and IS: 1285,fixedwithrawlplugsand screwsorwith fixingclips, orwith expansion hold fasteners including necessary filling up of gaps at junctions, at top, bottom andsideswith requiredPVC/neoprenefeltetc.Aluminium sectionsshallbe smooth, rust free, straight,mitred and jointed mechanically wherever required includingcleatangle,Aluminiumsnapbeading forglazing/panelling,C.P. brass/ stainless steel screws, all complete asper architectural drawings and thedirectionsofEngineer-in- charge.(Glazingandpanellingtobepaidfor separately) :For fixed portion.(a)Anodisedaluminium(anodisedtransparent ordyedtorequiredshadeaccording to IS: 1868, Minimum anodic coating of grade AC 15) 27 (b)Powdercoatedaluminium (minimum thickness ofpowder coating50micron) 28 Forshuttersofdoors,windows&ventilators includingprovidingandfixing hinges/pivots andmakingprovisionforfixingoffittings whereverrequired including the cost of PVC / neoprene gasket required (Fittings shall be paid for separately).Anodisedaluminium(anodised transparentordyedtorequiredshade 29 Providing and fixing 12mm thick Pre-laminated particle board flat pressed three layer or graded wood particle board conforming to IS:12823 Grade l Type ll, in panelling fixed in aluminium doors, windows shutters and partition frames withC.P. brass / stainless steel screws etc. complete as per architectural drawingsand directions of engineer-in-charge. Pre- laminated particle board with decorative lamination on both sides. 30 Providing and fixing glazing in aluminium door, window, ventilator shutters and partitions etc. with PVC/ neoprene gasket etc. complete as per the architectural drawingsandthedirectionsof engineer-incharge.(Costofaluminiumsnap beadingshallbepaidinbasic item):With floatglasspanesof5.50mmthickness 31 Providing and fixing expanded grill made of aluminum as per designand drawing having members section of size7.5mm x 6.0mm andopening of size 102mm x 99mm to aluminum window/vent withrequired screws, Y and H aluminium section (as per drawing) at theends and middle joints respectively complete in all respect as perdirection of engineer in charge. Anodised aluminum (anodised transparent 81 dyed to required shade according to IS : 1868. (Minimum anodic coating of grade AC 15,Anodizing to be got done from approved Anodizer) 32 Providing and fixing double action hydraulic floor spring of approved brand and manufactureIS: 6315marked,fordoorsincludingcostof cuttingfloorsas required,embeddinginfloors andcoverplateswithbrasspivotandsingle piece M.S. sheet outer box with slide plate etc. complete as per the direction ofEngineer-in-charge With stainless steel cover plate 33 Providingandfixingpowdercoatedaluminium work(minimum thicknessof powder coating 50 micron) consisting of tee/ anglesections, of approved make conformingtoIS:733in framesoffalseceilingincludingaluminium angle cleatswithnecessaryC.P.brass/ stainlesssteelsunkscrews,aluminium perimeter angles fixed to wall with rawl plugs @ 450 mm centre to centre and fixing the frame work to G.I. level adjusting hangers 6 mm dia. with necessary cadmiumplatedmachinescrewsall completeasperapprovedarchitectural drawingsanddirectionoftheEngineer-in- charge(leveladjustinghangers, ceiling cleats and expansion hold fasteners to be paid for separately). 34 Filling the gap in between aluminium frame & adjacent RCC/ Brick/Stone work by providing weather silicon sealant over backer rod of approved quality as per architecturaldrawings anddirectionofEngineer-in-chargecomplete. Upto5mm depth and 5 mm width 35 Providingandfixingdoubleglazedhermetically sealedglazinginaluminium windows,ventilatorsandpartitionetc.with6mmthick clearfloatglassboth sidehaving12mmair gapincludingprovidingEPDMgasket, perforated aluminium spacers, desiccants, sealant (Both primary and secondary sealant ) etc. as per specifications, drawings and direction of Engineer-in-chargecomplete. 36 Providingandfixingaluminiumtubularhandle bar32mmouterdia,3.0mm thick&2100 mmlongwithSSscrewsetc.completeasper directionof Engineer-in-Charge.Anodized (AC 15) aluminium tubular handle bar 37 Providingandfixing100mmbrasslocks(best makeofapprovedquality)for aluminium doors including necessary cutting and making good etc.complete. 38 Providingandfixinganodisedaluminium (anodisedtransparentor dyedto requiredshadeaccordingtoIS:1868.Minimumanodic coating ofgrade AC15) sub frame work for windows and ventilators a with extruded built up standard tubular sections of approved make conforming to IS: 733 andIS :1285 fixedwith rawlplugsand stainlesssteel screws etc. 39 Providingfixingaluminiumroundshapehandle ofouterdia100mmwithSS screws etc.Complete as per direction of Engineer-in-charge Anodized (AC 15 )aluminium 40 Providingfixingaluminiumcasementwindows fastenerofrequiredlengthfor aluminium windowswithnecessaryscrewsetc.complete. Anodized(AC15)aluminium 41 Providing and laying in position cement concrete of specified grade excluding the cost of centring and shuttering - All work upto plinth level :1:4:8 (1 Cement: 4 fine/ coarse sand : 8 graded stone aggregate40 mm nominal size). 42 Providing and laying in position cement concrete of specified grade excluding thecostofcentring andshuttering-Allworkuptoplinthlevel: 1:1½:3(1 Cement : 1½ coarse sand : 3 graded stone aggregate 20 mm nominal size). 43 EarthworkforSewerlineandManholein excavationinfoundation,trenches manholes, road side chambers etc. including dressing of sides and ramming of bottoms, including getting out the excavated material, refilling after laying pipe/ foundationanddisposalofsurplus excavatedmaterialataleadupto50m suitable siteasperdirectionofEngineerforfollowing depths,belownatural ground/Roadtoplevel includingallowancesforanyadditional excavation beyond the drawings(measurement for payment to beas per standard drawings),re-handlingof material/ earthtocompletethetask. Inalltypes soils/ saturated soil such as moorum, sand, sandy silt, clay, blackcotton soil, kankar, etc. Depth upto 1.5 m 44 Providing and constructing of RR stone masonry circular manholes of Type-A withinternaldia 0.90manddepth upto1.65mhaving300mm thickRRstone masonry wall in cement sand mortar 1:4, including concreting PCC M-10 grade (1:4:8) for 225mm thick foundation including curing compaction and form work etccomplete,PCC M15forbenchingandchannelportion,RCC M20for 200mmthickcoverslabincluding reinforcement,PCCM20forfixingthe manhole frameandcoverusingstoneaggregate20mm nominalsize,20mm thick inside and outside plaster in C. M. 1:3, inside plaster finished with floating coatofneatcement,vatainCM1:1 aroundpipeenteringandleavingthe manhole and also at the junction of masonry and concrete slab, providing and fixing of SFRC foot steps of approved make at every 0.30m height fixed in CM 1:3, supplying and fixing heavy duty SFRC manhole frame and cover as per IS 12592 (Part I and II) having clear opening of 560mm, including refilling of Jhiri, includingcuring,watering, ramming,hydro testingof manhole,conveyance & costofwater,anddewateringcompleteasdirectedbytheEngineer.Note:- Excavation of 45 Construction of chamber in all type of soil with 300 mm thickmasonry in CM 1:6 m,10 cm thick C.C. 1:5:10 in foundation,20mm thick insider plaster in Cm 1:6, finished with floatingneat cement, 50mm thick M-15 grade C.C. flooring,earthwork etc. complete as per design including disposal ofsurplus earth within a lead of 50 mtrdo- size 600 x 450mm depth upto 0.5 M Cement cover withframe. 46 Providing and fixing G.I. pipes complete with G.I. fittings and clamps, including cutting and making good the walls etc. Internal work - Exposed on wall(a) 15 mm dia. nominal bore 47 (b) 25 mm dia. nominal bore 48 ProvidingandfixingG.I.pipescompletewithG.I.fittingsincludingtrenchingand refilling etc. External work : 25 mm dia. nominal bore 49 Providing and fixing Chlorinated Polyvinyl Chloride (CPVC) pipes, having thermal stability for hot & cold water supply including all CPVC plain & brass threaded fittings i/c fixing the pipe with clamps at1.00 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 (a) 20 mm nominalouter dia .Pipes 50 (b) 25 mm nominal outer dia .Pipes 51 Providingandfixingwhitevitreouschinawash basinincludingmakingall connectionsbut excludingthecostoffittings:Flatbackwash basinofsize630x450mm 52 Providingandfixingwhitevitreouschinaflat backorwallcornertypelipped front urinal basin of 430x260x350mm and 340x410x265mmsizes respectively. 53 P&F whie vitreous china double syphonic european WC (IS : 2556 Mark) with mounted WVC flushing cistern of (IS: 2556 Mark) of 10 litre capacity complete withallnecessaryinternal fittingincl.cuttingandmakinggoodthewall andfloor. 54 P & F European type white glazed vitreous china 1st qualityDouble syphonic W.C (IS :2556 Mark) with P or S trapincluding cutting and making good the wall andfloor 55 Providingandfixingwaterclosetsquattingpan (IndiantypeW.C.pan)with 100mmsandcast IronPorStrap,10litrelowlevelwhiteP.V.C.flushing cistern with manually controlled device (handle lever) conforming to IS : 7231, with allfittingsandfixturescompleteincluding cuttingandmakinggoodthe walls and floors wherever required : White Vitreous china Orissa pattern W.C.pan of size 580x440mm with integral type foot rests. 56 Providing and fixing white vitreous china pedestal type water closet (European type W.C. pan) with seat and lid, 10 litre low level white P.V.C. flushing cistern with manually controlled device (handle lever), conforming to IS : 7231, with all fittings and fixtures complete including cutting and making good the walls and floors wherever required :W.C. pan with ISI marked white solid plastic seat andlid 57 ProvidingandfixingP.V.C.lowlevelflushing cisternwithmanually controlleddevice(handlelever)conformingtoIS:7231, withallfittingsandfixtures complete. 10 litrecapacity - White 58 Providing and fixing P.V.C. waste pipe for sink or wash basin including P.V.C.waste fittings complete. Flexible pipe 32 mm dia 59 Providingandfixing600x450mmbeveled edgemirrorofsuperiorglass(ofapproved quality) complete with 6 mm thick hardboard ground fixed to wooden cleats with C.P. brass screws and washers complete. 60 Providing and fixing PTMT towel ring trapezoidal shape 215mmlong, 200mm widewithminimum distancesof37mmfromwallfacewith concealedfittings arrangement of approved quality and colour. Weighing not less than 88 gms. 61 ProvidingandfixingPTMTtowelrailcomplete withbracketsfixedtowoodencleatswithCPbrassscrewswithconcealed fittingarrangementofapproved quality and colour.450MM long towel rail with total length of 495mm, 78mm wide andeffective height of 88mm, weighing not less than170gms. 62 Providing and fixing brass bib cock of approved quality : 15 mm nominal bore 63 Providing and fixing brass stop cock of approved quality : 64 ProvidingandfixingPTMTpillarcockof approvedqualityandcolour 15mmnominal bore, 107mm long. Weighing not less than110 gms. 65 P & F Inlet Connection (Angle Valves) Superior quality, of approved make, for Wash basin, Gyser etc. C.P. Inlet connection 15 mm Brass (IS:8931marked). 66 P & F PVC Storage Tank (IS:12701 marked indicating the BIS license No.) of approved make with cover, 25 mm dia 1 M long G.I. over-flow pipe & 25 Cm. longwashoutpipewithplug& socket,includingmakingconnectionetc. complete of approved design.(a) 1000 litres capacity. 67 (b) 500 litres capacity. 68 Providingand fixinggun metalgate valvewithC.I.wheel ofapproved quality (screwed end) :25 mm nominal bore 69 ProvidingandfixingPTMTBallcockof approvedquality,colourandmake complete with Epoxy coated aluminium rod with L.P./H.P.H.D. plastic ball.15 mm nominal bore, 105 mm long. Weighing not less than 138 gms. 70 ProvidingandfixingonwallfaceUnplasticised RigidPVCSinglesocketed pipes 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.(a) 75 mm diameter 71 (b) 110 mm diameter 72 ProvidingandfixingUnplasticised-PVCpipe clipsofapproveddesignto Unplasticised- PVCrainwaterpipesbymeansof 50x50x50mmhardwood plugs, screwed withM.S. screws of required length including cutting brick work and fixing in cement mortar 1:4 (1 cement : 4 coarse sand) and making goodthe wall etc. complete.110 mm 73 Providing and fixing on wall face Unplasticised - PVC moulded fittings/ accessoriesforUnplasticisedRigidPVCrain waterpipesconformingtoIS: 13592 Type A including jointing with seal ring conforming to IS : 5382 leaving10 mm gap for thermal expansion.Coupler 110mm 74 Supplying and fixing rolling shutters of approved make, made of required sizeM.S. laths interlocked together through their entire length and jointed together attheendbyend locksmountedonspeciallydesignedpipeshaftwith brackets,sideguidesand arrangementsforinsideandoutsidelockingwith pushandpulloperationcompleteincluding thecostofprovidingandfixing necessary27.5cm long wire springs grade No.2 and M.S. top cover of required thicknessforrollingshutters. 80x1.25mmM.S.lathswith1.25mmthicktop cover 75 Providing & fixing door, window, chowkhats and other frames, including antitermite treatment,M.S.flat,holdfastsofsize250x40x3mmfixedwithM.S. bolt 5mm dia 50mm long duly embedded in cement concrete M-15 grade :Sal wood 76 P & FIstquality WVCUrinal (IS:2556 mark)with 25 mmdia G.I. waste pipe, domecouplings, concealedironbracketsorscrewsetc. complete.Mini stall size 455x385x350mm 77 P & F Marble Urinal Partition slab both sides polished of approved design cut from marble size 900x600mm. IS 2556 (Part VI Sec.4)-1995. Makrana II qualitymarble having light spots. 78 Supplying, erecting and fixing in position specified precast RCCbench made of RCC grade M-30 consisting of 2 Nos. “L” shapedbase support of thickness 100 mm back height 1000mm, front height 450 mm, base width 420mm and 5 Nos. RCC planks of size of 1500x100 x 50 mm and 1 Nos RCC planks of 150x200x50mmincluding joining all parts with galvanised nuts and bolts of suitablesize. All bolts to be sealed after assembly with nice finish andappearance and level complete in all respect as per direction ofengineer in-charge. Every bench should have a manufacturer’s logo of appropriate size Engraved at suitable place. 79 Supply and fixing different type of steel pre-fabricated garden bench/jhula/ slides and other children play items made of steel duly paintedas per approved design and specifications by engineer in-chargemade of MS pipe, Flats, rectangular hollow section or other steelsections duly welded and or nut bolted where ever required, rubbingand buffing welded joints to make safe for use of children andpainted in approved pattern complete as required. 80 Providing and fixing Granite stone slab mirror polished and machine edge cut in walls, pillars, steps, Shelves, Sills Counters, Floors etc. laid on 12mm (Av.) thick base of cement mortar 1:3 (1 cement : 3 coarse sand) jointing with white cement mortar 1:2 (1white cement : 2 marble dust) with pigment to match the shade of the marble slab including grinding, rubbing and polishing complete. South Red 1501 Cm2 to 3600 Cm2 Tiles 81 Above 3601 Cm2 Slabs 82 Supply and fixing sign board upto 4.5 meter height made of thefollowing specifications board base of A.C.P / transparent PVCacrylic sheet 3 mm thick fixed on MS hollow rectangular section size 50mmx25mm, letters made of acrylic material sheet 3 mm thick of any colour fixed with LED lights with all accessories and wiring with copper wire complete as required and as per direction in engineer in-charge 83 Providing and laying 20 to 25 mm size glazed tiles pieces for roof treatment having colour and shade as approved by the Engineer incharge over 25 mm thick layer of cement mortar mix 1:4 with application of cement slurry including finishing of joints with ordinary cement and curing etc. complete in all respect washing with acid. 84 Stainless steel wire mesh of average width of aperture 1.56 mm and nominal dia. of wire 0.45 mm 85 Providing and Fixing Vertical Blinds of approved Make and shade of 100mm regular fabric with powder coated aluminium channel with tilting PVC chain & bottom weight plate with all necessary fixtures and fitting etc. complete. (Sample to be final by Engineer In-charge prior execution of work) 86 Providing and Fixing Roller Blinds AMI Make or approved make &shade of 38mm round Aluminium channel with Blackout fabric &tilting with chain (Ball) system with all necessary fixtures and fittingetc. complete. (Sample to be final by Engineer In-charge priorexecution of work) 87 Providing and Fixing Cushion Vinyl/Fully flexible Vinyl Flooringconfirming to I.S.-3462 Flooring of approved make with fibre baseusing rubber base adhesives including rolling with light wooden roller complete : 2.0 mm thick 88 Providing and fixing following tiles false ceiling at all heightsincluding providing and fixing of frame work made of special sections power pressed from M.S. sheet and galvanised in accordance with zinc coating of grade 350 as per IS : 277 and consisting of angle cleats of size 25mm wide x 1.6mm thick with flanges of 22mm and 37mm at 1200mm centre to centre one flange fixed to the ceiling with dash fastener 12.5mm diax40mm long with 6mm dia bolts to the angle hangers of 25x25x0.55mm of required length, and other end of angle hanger being fixed with nut and bolts to G.I. channels 45x15x0.9mm running at the rate of 1200mm centre to centre to which the ceiling section 0.5mm thick bottom wedge of 80mm with tapered flanges of 26mm each having clips of 10.5mm at 450mm centre to centre shall be fixed in a direction perpendicular to G.I. channel with connecting clips made out of 2.64mm diax230mm long G.I. wire at every junction including fixing the calcium silicate board with ceiling section and perimeter channels 0.5mm thick 27mm high having flanges of 20mm and 30mm long, the perimeter of ceiling fixed to wall/partition with the help of rawl plugs at 450mm centre tocentre with 25mm long drive-all screws @ 230mm interval including jointing and fixing to a flush finish of tapered and square edges of the board with recommended filler, jointing tapes, finisher and two coats of primer suitable for board as per manufactures specification and also including the cost of making openings for light fittings, grills, diffusers, cut outs made with frame of perimeter channels suitably fixed all complete as per drawing and specification and direction of the Engineer in-charge but excluding the cost of painting of thickness of calcium silicate board as below:- 8 mm thick calcium silicate perforated board 89 Providing and fixing 12mm thick panelling or panelling and glazing in panelled or panelled and glazed shutters for doors, windows andclerestory windows (area of opening for panel inserts excludingportion inside grooves or rebates to be measured). Panelling forpanelled or panelled and glazed shutters 25mm to 40mm thick. Fire retardant plywood of lamination / painting quality conforming toIS: 5509.
