Rapid assessment for seismic vulnerability of low and medium rise infilled RC frame buildings-中国期刊网

摘要 AnindexingmethodforrapidevaluationoftheseismicvulnerabilityofinfilledRCframebuildingsinJordanisproposed.Themethodaimsatidentifyinglowandmediumriseresidentialbuildingsassafeorinneedoffurtherdetailedevaluation.Followingarapidvisualscreening,thebuildingisassignedaBasicCapacityIndex(BCI);fiveperformancemodifiersareidentifiedandmultipliedbytheBCItoarriveattheCapacityIndex(CI)ofthebuilding.ACapacityIndexlowerthanalimitCIvalueindicatesthatthescreenedbuildingcouldexperiencemoderateearthquakedamagewhereasahighervalueimpliesthatminordamage,ifany,wouldtakeplace.Toestablishthebasicevaluationparameters;fortyRCframebuildingswereselected,designedandanalyzedusingstaticnonlinearanalysisandincorporatingtheeffectofinfillwalls.Effectsofseismicity,localsiteconditions,horizontalirregularities(setbacksandre-entrantcorners),verticalirregularities(softstoryatgroundfloorlevel)andoverhangsontheseismicperformanceoflocalbuildingswereexamined.Assessmentformsweredesignedandusedtoevaluateandrank112samplebuildings.About40%ofthesurveyedbuildingswerefoundtobeinneedofdetailedevaluationtobetterdefinetheirseismicvulnerabilities.

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Rapid assessment for seismic vulnerability of low and medium rise infilled RC frame buildings

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Rapid assessment for seismic vulnerability of low and medium rise infilled RC frame buildings

来源期刊

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