Transportation Department, Office of the Assistant Secretary for Policy and International Affairs, Washington, D.C.Mode of access: Internet.Author corporate affiliation: Baugh, D., and Associates, Inc., Boston, Mass.Subject code: HBEKSubject code: CDCMSubject code: CDKSubject code: GGOSubject code: WW*IJSubject code: X
Texas Department of Transportation, AustinFederal Highway Administration, Washington, D.C.Mode of ac...
Federal Highway Administration, Washington, D.C.Mode of access: Internet.Author corporate affiliatio...
Federal Highway Administration, Office of Safety and Traffic Operations Research and Development, Mc...
Transportation Department, Office of the Assistant Secretary for Policy and International Affairs, W...
Mode of access: Internet.Author corporate affiliation: New Jersey Department of Transportation, Tren...
Federal Highway Administration, Office of Traffic Management and IVHS, Washington, D.C.Mode of acces...
Texas Department of Transportation, Research and Technology Transfer Office, AustinFederal Highway A...
Mode of access: Internet.Author corporate affiliation: New Jersey Department of Transportation, Tren...
Federal Highway Administration, Washington, D.C.Mode of access: Internet.Author corporate affiliatio...
Ohio Department of Transportation, ColumbusMode of access: Internet.Author corporate affiliation: Oh...
Federal Highway Administration, Environmental Division, Washington, D.C.Mode of access: Internet.Aut...
Texas Department of Transportation, AustinFederal Highway Administration, Washington, D.C.Mode of ac...
Federal Highway Administration, Environmental Division, Washington, D.C.Mode of access: Internet.Aut...
Federal Highway Administration, Office of Safety and Traffic Operations, Washington, D.C.Mode of acc...
Mode of access: Internet.Author corporate affiliation: General Accounting Office, Washington, D.C.""...
Texas Department of Transportation, AustinFederal Highway Administration, Washington, D.C.Mode of ac...
Federal Highway Administration, Washington, D.C.Mode of access: Internet.Author corporate affiliatio...
Federal Highway Administration, Office of Safety and Traffic Operations Research and Development, Mc...
Transportation Department, Office of the Assistant Secretary for Policy and International Affairs, W...
Mode of access: Internet.Author corporate affiliation: New Jersey Department of Transportation, Tren...
Federal Highway Administration, Office of Traffic Management and IVHS, Washington, D.C.Mode of acces...
Texas Department of Transportation, Research and Technology Transfer Office, AustinFederal Highway A...
Mode of access: Internet.Author corporate affiliation: New Jersey Department of Transportation, Tren...
Federal Highway Administration, Washington, D.C.Mode of access: Internet.Author corporate affiliatio...
Ohio Department of Transportation, ColumbusMode of access: Internet.Author corporate affiliation: Oh...
Federal Highway Administration, Environmental Division, Washington, D.C.Mode of access: Internet.Aut...
Texas Department of Transportation, AustinFederal Highway Administration, Washington, D.C.Mode of ac...
Federal Highway Administration, Environmental Division, Washington, D.C.Mode of access: Internet.Aut...
Federal Highway Administration, Office of Safety and Traffic Operations, Washington, D.C.Mode of acc...
Mode of access: Internet.Author corporate affiliation: General Accounting Office, Washington, D.C.""...
Texas Department of Transportation, AustinFederal Highway Administration, Washington, D.C.Mode of ac...
Federal Highway Administration, Washington, D.C.Mode of access: Internet.Author corporate affiliatio...
Federal Highway Administration, Office of Safety and Traffic Operations Research and Development, Mc...