| AAMVA |
American Association of Motor Vehicle Administrators |
| AASHTO |
American Association of State Highway and Transportation officials |
| ABC |
American Building Contractors |
| ACEC |
American Consulting Engineers Council |
| ACI |
American Concrete Institute |
| AEMA |
Asphalt Emulsion Manufacturers Association |
| ANSI |
American National Standards Institute |
| APTA |
American Public Transit Association |
| APWA |
American Public Works Association |
| AQTR |
Association Quebecoise Du Transport Et Des Routes Inc. |
| ARF |
Australian Roads Federation |
| ARRA |
Asphalt Recycling Reclaiming Association |
| ARRB |
Australian Road Research Board |
| ARTBA |
American Road and Transportation Builders Association |
| ASBI |
American Segmental Bridge Institute |
| ASCE |
American Society of Civil Engineers |
| ASTM |
American Society for Testing and Materials |
| ATSSA |
American Traffic Safety Services Association |
| BTEP |
Border Technology Exchange Program |
| BCRA |
Bearing Capacity of Roads and Airfields |
| CAN/AM BTA |
Canadian/American Border Trade Alliance |
| CETE |
Central European Technology Exchange |
| CSA |
Consulting Service Agreement |
| CTS |
Center for Transportation Studies |
| DOC |
U.S. Department of Commerce |
| DOS |
U.S. Department of State |
| FHWA |
Federal Highway Administration |
| FTA |
Free Trade Agreement |
| FY |
Fiscal Year |
| GSA |
U.S. General Service Administration |
| IBTTA |
International Bridge, Tunnel and Turnpike Association |
| ICPC |
The Colombian Institute of Cement Producers |
| IFME |
International Federation of Municipal Engineers |
| IIR |
Institute for International Research |
| ISATA |
International Symposium on Advanced Transportation Applications |
| ISNRC |
Israel National Road Company |
| ITA |
International Tunneling and Underground Space Association |
| ITE |
Institute of Transportation Engineers |
| ITSA |
Intelligent Transportation Society of America |
| IVHS |
Intelligent Vehicle Highway System |
| JWC |
U.S. Joint Working Committee |
| LTAP |
Local Technical Assistance Program |
| MLTM |
Ministry of Land, Transport and Maritime Affairs (Republic of Korea) |
| MOA |
Memorandum of Agreement |
| MOC |
Memorandum of Cooperation |
| MOU |
Memorandum of Understanding |
| MPO |
Metropolitan Planning Office |
| MUTCD |
Manual on Uniform Traffic Control Devices |
| NAFTA |
North America Free Trade Agreement |
| NAPA |
National Asphalt Pavement Association |
| NATMEC |
North American Travel Monitoring Exhibition and Conference |
| NEI |
National Export Initiative |
| NIST |
National Institute of Standards and Technology |
| NSPE |
National Society of Professional Engineers |
| NTSB |
National Transportation Safety Board |
| OECD |
Organization for Economic Co-Operation and Development |
| OIP |
Office of International Programs |
| OST |
Office of the Secretary of Transportation |
| PCA |
Portland Cement Association |
| PIARC |
Permanent International Association of Road Congresses |
| PIH |
Pan American Institute of Highways |
| PMTC |
Private Motor Truck Council of Canada |
| PRC |
People’s Republic of China |
| RADOR |
Russian Association of Regional Highway Administrations |
| REAAA |
The Road Engineering Association of Asia and Australasia |
| SADC |
Southern African Development Community |
| SCT |
Mexico Secretariat of Communications and Transportation |
| SORIC |
Safety on Roads an International Conference |
| SRE |
Mexico Secretary of Foreign Relations |
| T2 |
Technology Transfer |
| TAC |
Transportation Association of Canada |
| TACECA |
Tanzania Civil Engineering Contractors Associations |
| TBWG |
U.S. — Canada Transportation Border Working Group |
| TEC |
Technology Exchange Center |
| TRB |
Transportation Research Board |
| TRIS |
Transportation Research Information Services |
| TTAP |
Tribal Technical Assistance Programs |
| TRL |
Transport Research Laboratory |
| TTI |
Texas Transportation Institute |
| UE/EU |
European Union |
| VERTIS |
Vehicle, Road & Traffic Intelligent Society (ITS Japan) |
| WCTRS |
World Conference on Transport Research Society |
| WRA |
World Road Association |