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U.S. Department of Transportation U.S. Department of Transportation Icon United States Department of Transportation United States Department of Transportation


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Names of the Nation's Highway Agency - 1893 to the Present

ORI Office of Road Inquiry (1893-1898)
OPRI Office of Public Road Inquiries (1899-1905)
OPR Office of Public Roads (1905-1915)
OPRRE Office of Public Roads and Rural Engineering (1915-1918)
BPR Bureau of Public Roads (1918-1939 & 1949-1967)
PRA Public Roads Administration (1939-1949)
FHWA Federal Highway Administration (April 1, 1967-)

Other Abbreviations & Acronyms Found in the Text:

AAA American Automobile Association
AASHO American Association of State Highway Officials
AASHTO American Association of State Highway and Transportation Officials
ARBA American Road Builders' Association
ARTBA American Road and Transportation Builders' Association
ARMA American Road Makers' Association
BMCS Bureau of Motor Carrier Safety
DOT Department of Transportation
EEO Equal Employment Opportunity
EPA Environmental Protection Agency
FAP Federal-aid primary
FAS Federal-aid secondary
FAU Federal-aid urban
FRA Federal Railroad Administration
FTA Federal Transit Administration
ICC Interstate Commerce Commission
ISTEA Intermodal Surface Transportation Efficiency Act of 1991
IRF International Road Federation
IVHS Intelligent Vehicle Highway Systems
HRB Highway Research Board
MUTCD Manual on Uniform Traffic Control Devices
NHTSA National Highway Traffic Safety Administration
NEPA National Environmental Policy Act of 1969
PIARC Permanent International Association of Road Congresses
PPM Policy and Procedure Memorandum
PS&E Plans, Specifications, and Estimates
TRB Transportation Research Board
UMTA Urban Mass Transportation Administration
3R Resurfacing, restoring, and rehabilitating