Choosing the RIGHT work System.ppt

1,choosingtherightformworksystem,bcn3423-timber/formworkdesignrinkerschoolofbuildingconstructionuniversityofflorida,2,whyworryaboutthechoiceofformingsystem?,cheklapkokairport(hongkong),3,concreteframecosts,formwork:50-70%,petronastower,4,formworkcost,labor:50-70%,material:15-20%,other:10-15%,5,whatchoicesdoihave?,letsfocuson:wallsslabscolumns,6,wallforming,wallslooseframingprefabricatedpanelscranesetgangs,7,wallsystems(looseframing),8,wallsystems(prefabricatedpanels),prefabsteelpanel,prefabalum.panel,9,prefabricatedpanels,aredurableformanyreusessimplifyandreducethelaborrequiredstudsandsheathingarepreassembledinunitssmallenoughtobehandledpanelsaresetintopositionandtiedtogetherwales,ties,andbracesarethenattachedmadeofwood,metal,plywoodwithmetalbracing,orglassfiberandplasticoverwood,10,prefabricatedpanels,aluminumpanel,11,wallsystems(gangedpanelforms),12,gangedpanelforms,rangingupto30 x50ftlargepanelscanbeassembledflatonthegroundwhereitiseasiertoworkstrippingiseasier(strippedasaunit)extrabracingisrequiredtowithstandthehandlingstressesarefrequentlyusedas“climbing”formsinhighwallconstructionsmallpanelscanbegangedtogethertoformlargerunits,13,aluminumbeamgangsystems,14,wallsystems,steelpanelgangsystems,15,steelcranesetgangs,16,shearwallrollbacksystem,17,shearwallrollbacksystem,18,slipformconstruction,verticalslipformsaremovedupwardbyjackscanbeusedforstructuressuchassilos,andforhighriseelevatorandstairwaycoresworkingdecksandfinishersscaffoldsareattachedtoandcarriedupwiththeformshasshorterconstructiontimeappropriateforstructurestallerthan40ftnotefficientwheretherearemanyprojectionstothedirectionofslide,19,20,21,verticalslipforms,22,one-sidedwallform,23,slabshoring,loosewoodframingsteeloraluminumshoringflyingforms,24,hand-setwoodshoring,25,steelshoringwithaluminumbeams,26,aluminumshoringwithaluminumbeams,27,flyingforms(truss-supported),28,flyingform(column-mounted),29,flyingform(column-mounted),30,tunnelforms,formswallandslabtogether,31,garagebeamforms,panelizedsystemforgaragebeamsandslabs,32,columnforming,columnslooseframinghand-setpanelscranesetgangs,33,columnforms,hand-setsteelpanel,hand-setaluminumpanel,34,columnforms,roundfiberglasscolumnforms,35,columnforms,steelcolumnforms,36,columnforms,alumabeamcolumnforms,37,customforms,38,customforms,39,choices,nothingelsewithstanding,thechoiceisalways.gangpanels!,40,factorsinthechoice,whatyouownavailabilityinitialpricetotalcost,41,factorsinthechoice,experienceofworkerswhatwillproducethedesiredresultswiththeleastamountofcost?,42,factorsinthechoice,numberofusesdesiredfinishsiteconditions,43,factorsinthechoice,craneschedulebuildingdesign,44,factorsinthechoice,historywithsimilarprojectsengineeringexpertisesupportservicesknowledgeof