-e:2:*~*p@.%L<--,-%-i.REPORTNO.UM-HSRI-HF-73-211AQUESTIONNAIREFORANALYSISOFDRIVER-VEHICLEFACTORSCONTRIBUTINGTOSELECTEDTRAFFICACCIDENTSCraigM.JorgesonRudolfG.MortimerHighwaySafetyResearchInstituteUniversityofMichiganAnnArbor,Mich,48205December10,1973ProjectNo.329330MotorVehicleManufacturersAssociation320NewCenterBuildingDetroit,Michigan48202ThecontentsofthisreportreflecttheviewsoftheHighwaySafetyResearchInstitute,whichisresponsibleforthefactsandtheaccuracyofthedatapresentedherein.ThecontentsdonotnecessarilyreflecttheofficialviewsorpoliciesoftheMotorVehicleManufacturersAssociation.AQUESTIONNAIREFORANALYSISOFDRIVER-VEHICLEFACTORSCONTRIBUTINGTOSELECTEDTMFFICACCIDENTS.1December10.1973I.Author(s)18.PerformingOrganizat~onRcpt.CraieM.JoreesonandRudolfG.MortimerIUM-HSRI-HF-73-21--.Pcrforni~n~Orjian~zat~onh~rnrand:\d~ircs:,HighwaySafetyResearchInstituteUniversityofMichiganHuronParkwayandBaxterRoadAnnArbor,Michigan4810510.Project,?'ask,WorkUn~tNo.132933011.Concracti'GrantNo.-2SponsoringOrganlzat~onNameandAddress13.TypeofReport&PeriodMotorVehicleManufacturersAssociationCovered320NewCenterBuildingDetroit,Michigan48202--5.SupplcmcntaryNotes6.AbstractsAquestionnailewasdevelopedtoevaluatedriver-vehiclefactorsinthepr2-crashphase.Driver,vehicle,andenvironment^!faultswereidentified,andtneinformationneededtoavoidthecrashwasdetermined.TwentyMulti-DisciplinaryAccidentcaseswereevaluatedby14ratersandtheinformationneededbydriverstohaveaidedtheminavo!.dingthecrashwerecategorizzdas:(1)warningofimpendhgvehiclefailure,(2)irsininginvehicle-handling,(3)drivereducationofaccidenipredisposingsituati,-s,(4)knowledgeofthedistarxeandrelativespeedwithrespecttoothervehiclesorobjects,and(5)roadsigningaadhazardmarking.Appropriatecounterneasurescanbttakentoreducevehicleacci~entsbasedontheseinformaticnneeds.Highraterresponseconsistencyanddiscri.minationamongthecharacteristicsofthecaseswasobtainad.Raterswereabletousethequestionnairereliablywithlittletraining.17.KeyWordsandDocumentAnalys~;.170.Descrlprors17b.Identif1ersI0pen-EndedTerms7c.COSATIFirId/Group8.Ava~lab~lityStatementUNLIMITED19.Sccur~tyClass(Th~sReport)3.Recipient's.4ccess1onNo.5.ReportDateBIBLIOGRAPHICDATAI1.SHEETIUM-HSRI-HF-73-2121.No.oiPages-.nORMNTIS-35(REV.3-72]USCOMM.DC14952.P7;'~~CL.~SSIFIED20.Secur~tyClass('[hisPageUNCLASSIFIED----------42.i322.Prlce.'11rIcdnJSuhrltieABSTRACTAquestionnairewasdevelopedtoevaluatedriver-vehiclefactorsinthepre-crashphase.Driver,vehicle,andenviron-mentalfaultswereidentified,andtheinformationneededtoavoidthecrashwasdetermined.TwentyMulti-DisciplinaryAccidentcaseswereevaluatedby14ratersandtheinformationneededbydriverstohaveaidedtheminavoidingthecrashwerecategorizedas:(1)warningofimpendingvehiclefailure,(2)traininginvehicle-handling,(3)drivereducationofacci-dentpredisposingsituations,(4)knowledgeofthedistanceandrelativespeedwithrespecttoothervehiclesorobjects,and(5)roadsigningandhazardmarking.Appropriatec:ountermeasurescanbetakentoreducevehicleaccidentsbasedontheseinfor-mationneeds.Highraterresponseconsistencyanddiscriminationamongthecharacteristicsofthecaseswasobtained.Raterswereabletousethequestionnairereliablywithlittletraining.LISTOFTABLESNumber.Page1.VehicleFactorsClassifiedAccordingtoFore-..............knowledgeandCapability62.IncidenceofErrorCategoriesforTotal...................RoadUserSample7.........3.ErrorGrou...
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