Central Coalfields Limited Tender

Providingandfixingtiledfalseceilingofspecifiedmaterialsofsize595x595 mmintruehorizontallevel,suspendedoninterlockingmetalgridofhot dippedgalvanizedsteelsections(galvanized@120grams/sqm,bothside inclusive)consistingofmain"T"runnerwithsuitablyspacedjointstoget requiredlengthandofsize24x38mmmadefrom0.30mmthick(minimum) sheet,spacedat1200mmcentertocenterandcross"T"ofsize24x25mm made of 0.30 mm thick (minimum) sheet, 1200 mm long spaced between main 'T"at600mmcentertocentertoformagridof1200x600mmandsecondary cross*T"oflength600mmandsize24x25mmmadeof0.30mmthick (minimum)sheettobeinterlockedatmiddleofthe1200x600mmpanelto formgridsof600x600mmandwallangleofsize24x24x0.3mmandlaying falseceilingtilesofapprovedtextureinthegridincluding,required cutting/making,openingforserviceslikediffusers,grills,lightfittings, fixtures,smokedetectorsetc.Main'1-urunnerstobesuspendedfrom ceilingusingGIslottedcleatsofsize27x37x25xI.6mmfixedtoceilingwith 12.5mmdieand50mmlongdashfasteners,4mmGIadjustablerodswith galvanisedbutterflylevelclipsofsize85x30x0.8mmspacedat1200mm centertocenteralongmainT,bottomexposedwidthof24mmofallT- sectionsshallbepre-paintedwithpolyesterpaint,allcompleteforallheights as per specifications, drawings and as directed by Engineer-in-charge.12.5mmthickfullyPerforatedGypsumBoardtilemadefromplasterboard havingglassfibreconformingtoIS:2095partI,ofsize595x595mm,having perforationof9.7x9.7mmat19.4mmc/cwithcenterbordersof48mmand thesidebordersof30mm,backedwithnonwoventissueonthebackside, havinganNRC(NoiseReductionCoefficient)of0.79,with50mmresinbonded glass wool backing.

ProvidingandfixingIstqualityceramicglazedwalltilesconformingtoIS: 15622(thicknesstobespecifiedbythemanufacturer),ofapprovedmake,in allcolours,shadesexceptburgundy,bottlegreen,blackofanysizeas approvedbyEngineer-in-Charge,inskirting,risersofstepsanddados,over12 mmthickbedofcementmortar1:3(1cement:3coarsesand)andjointing withgreycementslurry@3.3kgpersqm,includingpointinginwhitecement mixed with pigment of matching shade complete.

Providingandlayingvitrifiedfloortilesindifferentsizes(thicknesstobe specifiedbythemanufacturer)withwaterabsorptionlessthan0.08%and conformingtoIS:15622,ofapprovedmake,inallcoloursandshades,laidon 20mmthickcementmortar1:4(1cement:4coarsesand),jointingwithgrey cementslurry@3.3kg/sqmincludinggroutingthejointswithwhitecement and matching pigments etc., complete. Size of Tile 600x600 mmsqm

Providingandfixingprecoatedgalvanisedironprofilesheets(size,shapeand pitchofcorrugationasapprovedbyEngineer-in-Charge)oftotalcoated thickness0.50mm(basemetalofminimum0.45mmthicknesswithtotal coatingthicknessof0.05mm)withzinccoating120gramspersqmasperIS: 277,in240mpasteelgrade,5-7micronsepoxyprimeronbothsideofthe sheetandpolyestertopcoat15-18microns.Sheetshouldhaveprotective guardfilmof25micronsminimumtoavoidscratchesduringtransportation andshouldbesuppliedinsinglelengthupto12metreorasdesiredby Engineer-in-charge.Thesheetshallbefixedusingselfdrilling/selftapping screwsofsize(5.5x55mm)withEPDMseal,completeuptoanypitchin horizontal/verticalorcurvedsurfaces,excludingthecostofpurlins,rafters and trusses and including cutting to size and shape wherever required.

Extra for providing and fixing wind ties of 40x 6 mm flat iron section.

Providingridgesorhipsofwidth60cmoverallwidthplainG.S.sheetfixed withpolymercoatedJorLhooks,boltsandnuts8mmdiaG.I.limpetand bitumen washers complete. 0.63 mm thick with zinc coating not less than 275 gm/m²

Reinforcedcementconcreteworkinbeams,suspendedfoors,roofshaving slopeupto15*landings,balconies,shelves,chajjas,lintels,bands,plain windowsills,staircasesandspiralstaircasesaboveplinthleveluptofoorfive level,excludingthecostofcentering,shuttering,finishingandreinforcement with1:1.5:3(1cement:1.5coarsesand(zone-III)derivedfromnatural sources:3gradedstoneaggregate20mmnominalsizederivedfromnatural sources).

SteelreinforcementforR.C.C.workincludingstraightening,cutting,bending, placing in position and binding all complete upto plinth level.Thermo-Mechanically Treated bars of grade Fe-500D or more.

Centering and shuttering including strutting, propping etc. and removal of form for Lintels, beams, plinth beams, girders, bressumers and cantilevers

Brick work with common burnt clay F.P.S. (non modular) bricks of class designation7.5insuperstructureaboveplinthleveluptofloorVlevelinall shapes and sizes in : Cement mortar 1:6(1 cement: 6 coarse sand)

12 mm cement plaster of mix : 1:4 (1 cement: 4 fine sand)

Structural steel work in single section, fixed with or without connecting plate, including cutting, hoisting, fixing In position and applying a priming coat ofapproved steel primer all complete.

Paintingwithsyntheticenamelpaintofapprovedbrandandmanufactureto give an even shade : Two or more coats on new worksqm

Lettering with black Japan paint of approved brand and manufactureper

Chequerred precast cement concrete tiles 22 mm thick in footpath & courtyard, jointed with neat cement slurry mixed with pigment to match the shade of tiles, including rubbing and cleaning etc.complete,on 20 mm thick bed of cement mortar 1:4 (1 cement: 4 coarse sand). 11.20.2Medium shade pigment using 50% white cement 50% Grey cement

Providingand fxing aluminium work for doors, windows, ventilators and partitionswithextrudedbuiltupstandardtubularsections/appropriateZ sectionsandothersectionsofapprovedmakeconformingtoIS:733and IS:1285,fixingwithdashfastenersofrequireddiaandsize,including necessaryfillingupthegapsatjunctions,i.e.attop,bottomandsideswith requiredEPDMrubber/neoprenegasketetc.Aluminiumsectionsshallbe smooth,rustfree,straight,mitredandjointedmechanicallywherever requiredincludingcleatangle,AluminiumsnapbeadingforglazingIpaneling, C.P.brass/stainlesssteelscrews,allcompleteasperarchitecturaldrawings andthedirectionsofEngineer-in-charge.(Glazing,panelinganddash fasteners to be paid for separately) : For fixed portion Anodised aluminium (anodised transparent ordyedto required shade according to IS: 1868, Minimum anodic coating of grade AC 15)

Providingandfxingaluminiumworkfordoors,windows,ventilatorsand partitionswithextrudedbuiltupstandardtubularsections/appropriateZ sectionsandothersectionsofapprovedmakeconformingtoIS:733and IS:1285,fixingwithdashfastenersofrequireddiaandsize,including necessaryfillingupthegapsatjunctions,i.e.attop,bottomandsideswith requiredEPDMrubber/neoprenegasketetc.Aluminiumsectionsshallbe smooth,rustfree,straight,mitredandjointedmechanicallywherever requiredincludingcleatangle,AluminiumsnapbeadingforglazingIpaneling, C.P.brass/stainlesssteelscrews,allcompleteasperarchitecturaldrawings andthedirectionsofEngineer-in-charge.(Glazing,panelinganddash fasteners to be paid for separately) : For shutters of doors, windows & ventilators including 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)

Providingandfixingglazinginaluminiumdoor,window,ventilatorshuttersand partitionsetc.withEPDMrubber/neoprenegasketetc.completeasperthe architecturaldrawingsandthedirectionsofengineer-in-charge.(Costof aluminium snap beading shall be paid in basic item): With float glass panes of 4.0 mm thickness (weight not less than 10kg/sqm)

ProvidingandfixingfactorymadeP.V.C.doorframeofsize50x47mmwith awallthicknessof5mm,madeoutofextruded5mmrigidPVCfoamsheet, mitredatcornersandjoinedwith2Nosof150mmlongbracketsof15x15mm M.S.squaretube,theverticaldoorframeprofilestobereinforcedwith19x19 mmM.S.squaretubeof19gauge,EPDMrubbergasketweathersealtobe providedthroughouttheframe.Thedoorframetobefixedtothewallusing M.S.screwsof65/100mmsize,completeaspermanufacturer’sspecification and direction of Engineer- in-Charge.

ProvidingandfixingfactorymadepanelPVCdoorshutterconsistingofframe madeoutofM.S.tubesof19gaugethicknessandsizeof19mmx19mmfor stylesand15x15mmfortop&bottomrails.M.S.frameshallhaveacoatof steelprimersofapprovedmakeandmanufacture.M.S.framecoveredwith5 mmthickheatmouldedPVC'C'channelofsize30mmthickness,70mmwidth outofwhich50mmshallbeflatand20mmshallbetaperedin45degree angleonbothsideformingstylesand5mmthick,95mmwidePVCsheetout ofwhich75mmshallbeflatand20mmshallbetaperedin45degreeonthe innersidetoformtopandbottomrailand115mmwidePVCsheetoutof which75mmshallbeflatand20mmshallbetaperedonbothsidestoform lockrail.Top,bottomandlockrailsshallbeprovidedbothsideofthepanel.10 mm(5mmx2)thick,20mmwidecrossPVCsheetbeprovidedasgapinsert fortoprail&bottomrail,panelingof5mmthickbothsidePVCsheettobe fittedintheM.S.framewelded/sealedtothestyles&railswith7mm(5 mm+2mm)thickx15mmwidePVCsheetbeadingoninnerside,andjoined togetherwithsolventcementadhesive.Anadditional5mmthickPVCstripof 20mmwidthistobestuckontheinteriorsideofthe'C'ChannelusingPVC solventadhesiveetc.completeasperdirectionofEngineer-in-charge, manufacturer's specification & drawing. 30 mm thick plain PVC door shutters

ProvidingandfixinggunmetalgatevalvewithC.I.wheelofapprovedquality (screwed end) : 25 mm nominal bore

ProvidingandfixinggunmetalgatevalvewithC.I.wheelofapprovedquality (screwed end) : 20 mm nominal bore

Providing and fixing brass stop cock of approved quality : 15 mm nominal bore

Providing and fixing brass bib cock of approved quality : 15 mm nominal bore

ProvidingandfixingwashbasinwithC.I.brackets,15mmC.P.brasspillar taps,32mmC.P.brasswasteofstandardpattern,includingpaintingoffittings and brackets, cutting and making good the wallswherever require:WhiteVitreousChinaFlatbackwashbasinsize550x400mmwithsingle15 mm C.P. brass pillar tap

ProvidingandfixingChlorinatedPolyvinylChloride(CPVC)pipes,having thermalstabilityforhot&coldwatersupply,includingallCPVCplain&brass threadedfittings,includingfixingthepipewithclampsat1.00mspacing.This includesjointingofpipes&fittingswithonestepCPVCsolventcementand testingofjointscompleteasperdirectionofEngineerinCharge.Internalwork - Exposed on wall 15 mm nominal dia Pipesmetre

ProvidingandfixingChlorinatedPolyvinylChloride(CPVC)pipes,having thermalstabilityforhot&coldwatersupply,includingallCPVCplain&brass threadedfittings,includingfixingthepipewithclampsat1.00mspacing.This includesjointingofpipes&fittingswithonestepCPVCsolventcementand testingofjointscompleteasperdirectionofEngineerinCharge.Internalwork - Exposed on wall 20 mm nominal dia Pipesmetre

ProvidingandfixingChlorinatedPolyvinylChloride(CPVC)pipes,having thermalstabilityforhot&coldwatersupply,includingallCPVCplain&brass threadedfittings,includingfixingthepipewithclampsat1.00mspacing.This includesjointingofpipes&fittingswithonestepCPVCsolventcementand testingofjointscompleteasperdirectionofEngineerinCharge.Internalwork - Exposed on wall 25 mm nominal dia Pipesmetre

Providingandplacingonterrace(atallfloorlevels)polyethylenewaterstorage tank,IS:12701marked,withcoverandsuitablelockingarrangementand makingnecessaryholesforinlet,outletandoverflowpipesbutwithoutfittings and the base support for tank.

Total impact of GST for the purpose of CTC