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79 AAR: Association of American Railroads ADA: Americans with Disabilities Act ADAAG: Americans with Disabilities Act Accessibility Guidelines APTA: American Public Transportation Association ATC: Automatic Train Control ATO: Automatic Train Operation BART: Bay Area Rapid Transit (San Francisco) BMT: Brooklyn Manhattan Transit Company CFR: Code of Federal Regulations CTA: Chicago Transit Authority FRA: Federal Railway Administration HDR: Henningson, Durham & Richardson, Inc. IND: Independent Subway System IRT: Interborough Rapid Transit Company LA Metro: Los Angeles Metro LACMTA: Los Angeles County Metropolitan Transportation Authority LED: Light-emitting diode LIRR: Long Island Rail Road LRT: Light Rail Transit MTA: Metropolitan Transportation Authority (New York) NTD: National Transit Database NYC: New York City NYCT: New York City Transit PATH: Port Authority Trans-Hudson Corporation (New Jersey) PID: Platform Intrusion Detection PSD: Platform Screen Doors RSSB: Rail Safety and Standards Board (UK) RVAAC: Rail Vehicle Access Advisory Committee (U.S. Access Board) SEPTA: Southeastern Pennsylvania Transportation Authority (Philadelphia) TCRP: Transit Cooperative Research Program TRB: Transportation Research Board TRIMET: Tri-County Metropolitan Transportation District of Oregon (Portland, OR) TTC: Toronto Transit Commission U.S. DOT: United States Department of Transportation WMATA: Washington Metropolitan Area Transit Authority Glossary of Terms
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 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
TRA N SPO RTATIO N RESEA RCH BO A RD 500 Fifth Street, N W W ashington, D C 20001 A D D RESS SERV ICE REQ U ESTED ISBN 978-0-309-44617-4 9 7 8 0 3 0 9 4 4 6 1 7 4 9 0 0 0 0