Author
United States. National Highway Traffic Safety Administration
10
Colorado. Department of Transportation
3
United States. Congress. House. Committee on Public Works and Transportation. Subcommittee on Surface Transportation
3
United States. Congress. Senate. Committee on Commerce, Science, and Transportation
3
United States. Congress. Senate. Committee on Energy and Natural Resources,
3
United States,
2
United States. Congress. House. Committee on Natural Resources,
2
United States. Congress. House. Committee on Transportation and Infrastructure
2
United States. Department of Transportation
2
United States. Federal Highway Administration. Office of Highway Policy Information
2
American Automobile Association
1
Battelle Memorial Institute
1
Colorado
1
Colorado State Patrol
1
Colorado. Department of Highways
1
Colorado. General Assembly. Highway Legislation Review Committee
1
Colorado. General Assembly. Legislative Council. Committee on Highway Safety
1
Colorado. Transportation Safety and Traffic Engineering Branch
1
Durose, Matthew R.,
1
Greenberg, Arthur
1
International Association of Chiefs of Police. Division of State and Provincial Police
1
Langton, Lynn,
1
Library of Congress. Law Library,
1
Mohan, Dinesh, 1945-
1
Sadowski, Tadeusz,
1
Schulman, Ronca & Bucuvalas (Firm)
1
SpringerLink (Online service)
1
Tiwari, Geetam,
1
Transportation Air Quality Center (U.S.)
1
U.S. Department of Transportation's Traffic Safety Summit II
1
U.S. Department of Transportation's Traffic Safety Summit II Orlando, Fla.)
1
Uelmen, Donald E.
1
United States. Bureau of Justice Statistics,
1
United States. Congress. House. Committee on Small Business,
1
United States. Congress. House. Committee on Transportation and Infrastructure. Subcommittee on Highways and Transit (2007- ),
1
United States. Environmental Protection Agency. Office of Mobile Sources,
1
United States. Federal Highway Administration
1
United States. Federal Motor Carrier Safety Administration
1
United States. Federal Motor Carrier Safety Administration. Office of Bus and Truck Standards and Operations
1
United States. Office of the Federal Register
1