Assessment of Injury Criteria in Roadside Barrier Tests

001784041976Final ReportPDFTech ReportFHWA-RD-75- 74 Final Rpt.P.O. 5-4-0154Barriers (Roads)DecelerationInjuriesMotor vehiclesRoadside structuresTestingHighwaysSafety and Human FactorsSpeedStandardsTraffic speedVirginiaUnited StatesUnited States. Federal Highway AdministrationChi, M.Chi AssociatesUnited States. Federal Highway AdministrationUS Transportation CollectionThis report gives a summary of the evolution of present standards for testing roadside barriers in connection with the mitigation of human injuries. After a critical review of pertinent literature, a new set of injury criteria is recommended. These criteria are based on the average deceleration and the velocity change up to the instant of secondary impact. The reasonableness of these criteria is assessed.78