a comparative study of seismic provisions between international building code 2003 and uniform building code 1997

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1、AcomparativestudyofseismicprovisionsbetweenInternationalBuildingCode2003andUniformBuildingCode1997,,o1.5.No.1EARTHQUAKEENGINEERINGANDENGINEERINGVIBRATIONJune.2006ArticleID:1671—3664(2006)01—0049—12??'J1^●●●●l?■'AcomoarativeStUcIVolselsmlCDr0VlSl0nSbe~eenInternationalBuildingCode2003andUn

2、iformBuildingCode1997WenshenPong".Zu—HsuLee.{andAnsonLee§1.SchoolofEngineering,SanFranciscoStateUnivemi~SanFrancisco,CA94132,USA2.DepartmentofManagementandInformationSystems,MontclairStateUnivers咖Montclair,NJ07043,USAAbstract:ThisstudvfocusesonthecomparisonoftheUniformBuildingCode(UBC119

3、97andInternationalBuildingCode(IBC)2003inrelationtotheseismicdesignandanalysisofspecialsteelmomentresistingflamebuildings(SMRF).ThispaperformulatesanumericalstudyofasteelSMRFbuilding.studiedinfourdifferentsituations,namely:asano伍cebuildinginSanFrancisco;asano伍cebuildinginSacramento;asane

4、ssentialfacilityinSanFrancisco.andasanessentialfacilityinSacramento.Theanalyticalresultsofthemodelbuildingsarethencomparedandanalyzedtakingnoteofanysignificantdifferences.Thiscasestudyexploresvariationsintheresultsobtainedusingthetwocodes.particularlythedesignbaseshearanddriflratiosasthe

5、yrelatetodifferentlocationsandoccupancyuse.ThisstudyalsoprovesthatIBC2003ismorestringentfortheredundancyfactorunderdesigncategoryEfortheSMRFbuilding.anddriftlimitsforessentialfacilities.Keywords:UniformBuildingCode1997;IntemationalBuildingCode2003;buildingperiods;specialmomentresistingfr

6、ame;redundancyfactorlIntrOducti0nPriortotheyear2000,citiesandcountiesacrosstheUnitedStatesadoptedbuildingcodesonaregionalbasis.Breyereta1.(2003)notesthatlocalgovernmentsusedoneofthethreeregiona1modelcodes.namely:UniforlTlBuildingCode(UBC),whichwasusedinthewesternportionoftheUnitedStates;

7、theBuildingO伍cialsandCodeAdministratorsrBOCA)NationalBuildingCodeinthenorth;andtheStandardBuildingCodeinthesouth.respectively.In1994,theInternationalCodeCouncil(ICC)wascreatedtodevelopasinglecomprehensivecodewithoutregionallimitations.TheICCunifedthethreemodelcodesandprod