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1、HAZUS-MHFloodLossEstimationMethodology.I:OverviewandFloodHazardCharacterization123456CharlesScawthorn,F.ASCE;NeilBlais;HopeSeligson;EricTate;EdwardMifflin;WillThomas;78JamesMurphy;andChristopherJonesAbstract:PartIofthistwo-partpaperprovidesanoverviewoftheHAZU
2、S-MHFloodModelandadiscussionofitscapabilitiesforcharacterizingriverineandcoastalfloodinghazard.IncludedisadiscussionoftheFloodInformationTool,whichpermitsrapidanalysisofawidevarietyofstreamdischargedataandtopographicmappingtodetermineflood-frequenciesoverentir
3、efloodplains.PartIIreportsonthedamageandlossestimationcapabilityoftheFloodModel,whichincludesalibraryofmorethan900damagecurvesforuseinestimatingdamagetovarioustypesofbuildingsandinfrastructure.Basedonestimatedpropertydamage,themodelestimatesshelterneedsanddir
4、ectandindirecteconomiclossesarisingfromfloods.Analysesforthebenefitsoffloodwarning,levees,structuralelevation,andfloodmappingrestudiesareexamplesofanalysesthatcanbeperformedwiththeFloodModel.DOI:10.1061/ASCE1527-698820067:260CEDatabasesubjectheadings:Flood
5、s;Damage;Estimation;Models;Mapping.IntroductionFloodModelDevelopmentHAZUS-MHisthemostrecentevolutionofafamilyofnaturalDevelopmentoftheHAZUSFloodModeltookplaceintwohazardslossestimationsoftwarewhosedevelopmentbeganinthephasesthatbeganin1997withtheappointmento
6、fanadvisoryearly1990s.ThepurposeofHAZUSandnaturalhazardslosscommitteetoprovidetechnicaloversightandguidance.Phase1estimationsoftwareingeneralistoquantifythehuman,property,consistedofacomprehensivereviewofexistingfloodlossesti-financial,andsocialimpactsofnatura
7、lhazardssuchasearth-mationstudies,models,anddataEQE1998.Basedonthatre-quake,wind,andflood,underexistingconditionsandgivenanyview,aconceptforamethodologywasdevelopedasrepresentedofnumerouspossiblemitigationmeasures.QuantificationofinFig.1EQE1999a.Theconcept
8、wasevaluatedthroughproof-lossesunderexistingconditionsisvaluableforunderstandingandof-concepttestingperformedinsixcommunitiesinregionsrep-communicatingtherelativeimportanceofnaturalhazardsrisksr
