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192 A incapacitating injury AADT annual average daily traffic AIC Akaikeâs Information Criterion B non-incapacitating injury BIC Schwarz Bayesian Information Criterion C possible injury CMF crash modification factor and function Cnty_FRA Franklin County CountyCd County code CRF crash reduction factor CURE cumulative residual CV coefficient of variation DCMF Development of Crash Modification Factors DOT department of transportation GIS geographic information system GLM generalized linear regression modeling HSIP Highway Safety Improvement Program K fatal injury KABC injury crashes KML Keyhole Markup Language LogRound major route milepost MAD mean absolute deviation MAX DEV maximum deviation MajRoute major route MinRoadName minor road name MP Milepost MPO metropolitan planning organization MV multivehicle NACE National Association of County Engineers O no injury RCUT restricted crossing U-turn RIRO right-in-right-out RTOR right-turn-on-red S.D. standard deviation se standard error SPF safety performance function SR State Route SV single-vehicle Abbreviations
Abbreviations 193Â Â TWLTL two-way left-turn lane 4D four-lane divided roadway segment 3SG three-legged signalized intersection 4SG four-legged signalized intersection 3ST three-legged minor stop-controlled intersection 4ST four-legged minor stop-controlled intersection 3T two-lane roadway segment with TWLTL 5T four-lane roadway segment with TWLTL 2U two-lane undivided roadway segment 4U four-lane undivided roadway segment
Abbreviations and acronyms used without definitions in TRB publications: A4A Airlines for America AAAE American Association of Airport Executives AASHO American Association of State Highway Officials AASHTO American Association of State Highway and Transportation Officials ACIâNA Airports Council InternationalâNorth America ACRP Airport Cooperative Research Program ADA Americans with Disabilities Act APTA American Public Transportation Association ASCE American Society of Civil Engineers ASME American Society of Mechanical Engineers ASTM American Society for Testing and Materials ATA American Trucking Associations CTAA Community Transportation Association of America CTBSSP Commercial Truck and Bus Safety Synthesis Program DHS Department of Homeland Security DOE Department of Energy EPA Environmental Protection Agency FAA Federal Aviation Administration FAST Fixing Americaâs Surface Transportation Act (2015) FHWA Federal Highway Administration FMCSA Federal Motor Carrier Safety Administration FRA Federal Railroad Administration FTA Federal Transit Administration GHSA Governors Highway Safety Association HMCRP Hazardous Materials Cooperative Research Program IEEE Institute of Electrical and Electronics Engineers ISTEA Intermodal Surface Transportation Efficiency Act of 1991 ITE Institute of Transportation Engineers MAP-21 Moving Ahead for Progress in the 21st Century Act (2012) NASA National Aeronautics and Space Administration NASAO National Association of State Aviation Officials NCFRP National Cooperative Freight Research Program NCHRP National Cooperative Highway Research Program NHTSA National Highway Traffic Safety Administration NTSB National Transportation Safety Board PHMSA Pipeline and Hazardous Materials Safety Administration RITA Research and Innovative Technology Administration SAE Society of Automotive Engineers SAFETEA-LU Safe, Accountable, Flexible, Efficient Transportation Equity Act: A Legacy for Users (2005) TCRP Transit Cooperative Research Program TDC Transit Development Corporation TEA-21 Transportation Equity Act for the 21st Century (1998) TRB Transportation Research Board TSA Transportation Security Administration U.S. DOT United States Department of Transportation
Application of C rash M odification Factors for Access M anagem ent, Volum e 2: Research O verview Transportation Research Board 500 Fifth Street, NW Washington, DC 20001 ADDRESS SERVICE REQUESTED ISBN 978-0-309-67438-6 9 7 8 0 3 0 9 6 7 4 3 8 6 9 0 0 0 0