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SichuanBuildingScience32420068:2005205220:(1968-),,,,,E-mail:wenfahu@hotmail.com4DCAD(,200092):4DCAD,4DCAD,4DCAD4DCAD,,4DCAD,4DCAD:4DCAD;;;:TU71:A:1008-1933(2006)04-0166-05Applicationof4DCADinconstructionmanagementHUWen2fa(DepartmentofConstructionManagementandRealEstate,TongjiUniversity,Shanghai200092,China)Abstract:4DCADisaprogressofcomputertechniqueinconstructionengineeringmanagement.Throughdescriptionofdevelopmentandbenefitsof4DCAD,severalcommon4DCADsystemsarecompared.Basedonapplicationof4DCADinalargebridgeconstruc2tionproject,someadvantagesandbarriersof4DCADinconstructionmanagementarerevealed.Thispaperpresentsseveraldirectionsindeveloping4DCADsystemsintheend.Keywords:4DCAD;constructionmanagement;schedule;computerapplication0,,,,,,,,,(2D),,,,,,,(3D),3D,(VR),,,,3D,,(4D)-CAD()4DCAD,,,4DCAD1986,,1994,StanfordMartinFischer,4DCAD2000,4DCAD,,,4DCAD4DCAD4DCAD14DCAD4DCAD3DCAD,4DCAD6613DCAD1.13DCAD3DCAD,1995,(ConstructionIndustryInstitute),154,,75%:(1);(2);(3);(4);(5)2DCAD;(6)3DCAD,933DCAD,,,,CII,2D,3D5%,4%,65%3D:(1);(2);(3);(4);(5),,,113DCADFig.1Benefitsof3DCADinconstructionmanagement1.24DCAD4DCAD,3DCAD,(1),,(2),4D,(3),,,(4),,,,,,4D,(5),,,,,(6)4D,,(7)3D,,(8),,,4D,,,,,24DCAD4DCAD,,4DCAD,4DCAD4DCAD,1,,4DCAD7612006No14:4DCAD4DCAD,,14DCADTable1Comparisonofpopular4DCADcommercialsoftware3D3D3D3DCommonPointProject4DVRMLVRML,DirectX,3DStudioPRN,TXT,MPX,CSVAVINavisWorksRoamerMPXAVIVisualProjectSchedulerDXFDXFAccessAVISmartPlantReviewVRMLFourDvizDXFDXF4DSuiteXMLXMLODBCAVI2.1CommonPoint4DCommonPoint4DCommonPoint,3D,,4D3DVRML(),AutoCAD2002-2005VRML,3DVRML3DVRMLDirectX,3D,MicrosoftProject,P3mpx,PrimaveraSureTrak,P3,AstaPowerProjectmpx,MicrosoftProjectmpx,MicrosoftProject2003CommonPoint4D3D4D,,,AVI()2.2NavisWorksRoamerNavisWorksRoamerNavisWorks,3D,4DNavisWorksRoamer,4DNavisWorks3D,dwg,dxf,3ds,dgn,man,iges,step,,mpx,NavisWorksRoamerjpg,bmp,avi3D,213VisualProjectSchedulerVisualProjectSchedulerVisualEngineer2ing,3Ddxf,3D,,access,VPSOpenGL3D,VPSAVI2.44DSuite4DSuiteD2studio,4D,4DSuite3:4DBuilder,4DViewer4DBrowserXML,XML,3DVRML4DBuilder4D,DWG/DXF3D,XMLVRML4DBuilderODBCMi2crosoftProject,Primavera,4DViewerXML,4D,AVI,4DBrowserXML,WEB4D,4D4D,4DCAD,IntergraphProcessSmartPlantReview,BALFOURTech2nologiesfourDscape,VirtulSTEP4DProjectNavigator,4D4DCAD86132,AutodeskBIM()Au2todeskRevitBIM,,Au2todesk,BentleyExplorerScheduler4DCAD,3DBentleyMicroStation,MPXGraphisoftArchiCADCAD,Revit4D4DCAD,34DCAD4DCAD,,224DCADFig.2Flowchartof4DCADsystemapplication4DCAD3D,,4D3D3D,Au2todeskAutoCAD2005,VIZ2005,ADT2004,Revit7.0,3DArchiCAD,Mi2croStation,3DSMAX3D3DMi2crosoftProject2003,P3CommonPoint4D,4DCAD790m,3,144m+129m+106m,,,,653d3D:AutoCAD20053D,3D3,22673D,dwg5.6M,243AutoCAD20053DFig.33DmodelsdevelopedbyAutoCAD2005:Project2003,3D3D4,153,84Project2003Fig.4ConstructionprocedurecreatedbyProject20034D:CommonPoint4DVRML,AutoCAD2005VRML,VRMLProject2003txtcsvCommonPoint4DVRMLtxt,3D,4D,54D8,3D4D36CommonPoint4D(),9612006No14:4DCAD5CommonPoint4D4DFig.54DmodelsbuiltbyCommonPoint4D:4D,,,,,,,,4D,,,44DCAD4DCAD,,4DCAD:(1)4D3D,3D,;(2)4DCAD,;(3)4D3DCAD,,;(4);(5)4D,;(6),,,4DCAD,4DCAD,,,4DCAD,80Zachry,,4DCAD,54DCAD4DCAD,4DCAD4DCAD,4DCAD:(1)3D,2D3D;(2)4D,OpenGLDirectX;(3);(4),3D4D;(5);(6),5DCAD(4D+)nDCAD64DCAD,4DCAD,,4DCAD,,4DCAD4DCAD,3D,,,4DCAD,:[1]ConstructionIndustryInstitute.3DLink[M].ResearchSummery,1995.106.[2]HeesomD,MahdjoubiL.Trendsof4DCADapplicationsforcon2structionplanning[J].ConstructionManagementandEconomics,2004,22(2):1712182.[3]JaafariA,ManivongKK,ChaayaM.VIRCON:Interactivesystemforteachingconstructionmanagement[J].JournalofConstructionEngineeringandManagement,ASCE,2001,127(1):66275.[4]KamatVR,MartinezJC.Dynamicthree2dimensionalvisualizationoffluidconstructionmaterials[J].JournalofComputinginCivilEngineering,ASCE,2004,18(3):2372247.[5]KooB,FischerM.Feasibilitystudyof4DCADincommercialcon2struction[J].JournalofConstructionEngineeringandManage2ment,ASCE,2000,126(4):2512260.[6]McKinneyK,FischerM.Generating,evaluatingandvisualizingconstructionscheduleswithCADtools[J].AutomationinCon2struction,1998,7(6):4332447.[7]ZhangJP,ChauKW,AnsonM.4Ddynamicmanagementforcon2structionplanningandresourceutilization[J].AutomationinCon2struction,2004,13(5):5752589.07132