Federal Highway Administration, Washington, D.C.Mode of access: Internet.Author corporate affiliation: Pennsylvania Transportation Institute, University ParkReport covers the period Oct 1979 - Jan 1984Subject code: CDFSubject code: NCXBSubject code: NCYS*CDFSubject code: NHDHHSubject code: WNBSubject code: YE
Federal Highway Administration, Washington, D.C.Mode of access: Internet.Author corporate affiliatio...
Mode of access: Internet.Author corporate affiliation: Federal Highway Administration, Washington, D...
Mode of access: Internet.Author corporate affiliation: Federal Highway Administration, Washington, D...
Federal Highway Administration, Washington, D.C.Mode of access: Internet.Author corporate affiliatio...
Federal Highway Administration, Washington, D.C.Mode of access: Internet.Author corporate affiliatio...
Federal Highway Administration, Office of Research, Washington, D.C.Mode of access: Internet.Author ...
Federal Highway Administration, Office of Research, Washington, D.C.Mode of access: Internet.Author ...
Federal Highway Administration, Washington, D.C.Mode of access: Internet.Author corporate affiliatio...
Federal Highway Administration, Washington, D.C.Mode of access: Internet.Author corporate affiliatio...
Federal Highway Administration, Washington, D.C.Mode of access: Internet.Author corporate affiliatio...
Federal Highway Administration, Office of Implementation, McLean, Va.Mode of access: Internet.Author...
Mode of access: Internet.Author corporate affiliation: Federal Highway Administration, Protective Sy...
Federal Highway Administration, Structures and Applied Mechanics Division, Washington, D.C.Mode of a...
Federal Highway Administration, Washington, D.C.Mode of access: Internet.Author corporate affiliatio...
Federal Highway Administration, Structures and Applied Mechanics Division, Washington, D.C.Mode of a...
Federal Highway Administration, Washington, D.C.Mode of access: Internet.Author corporate affiliatio...
Mode of access: Internet.Author corporate affiliation: Federal Highway Administration, Washington, D...
Mode of access: Internet.Author corporate affiliation: Federal Highway Administration, Washington, D...
Federal Highway Administration, Washington, D.C.Mode of access: Internet.Author corporate affiliatio...
Federal Highway Administration, Washington, D.C.Mode of access: Internet.Author corporate affiliatio...
Federal Highway Administration, Office of Research, Washington, D.C.Mode of access: Internet.Author ...
Federal Highway Administration, Office of Research, Washington, D.C.Mode of access: Internet.Author ...
Federal Highway Administration, Washington, D.C.Mode of access: Internet.Author corporate affiliatio...
Federal Highway Administration, Washington, D.C.Mode of access: Internet.Author corporate affiliatio...
Federal Highway Administration, Washington, D.C.Mode of access: Internet.Author corporate affiliatio...
Federal Highway Administration, Office of Implementation, McLean, Va.Mode of access: Internet.Author...
Mode of access: Internet.Author corporate affiliation: Federal Highway Administration, Protective Sy...
Federal Highway Administration, Structures and Applied Mechanics Division, Washington, D.C.Mode of a...
Federal Highway Administration, Washington, D.C.Mode of access: Internet.Author corporate affiliatio...
Federal Highway Administration, Structures and Applied Mechanics Division, Washington, D.C.Mode of a...
Federal Highway Administration, Washington, D.C.Mode of access: Internet.Author corporate affiliatio...
Mode of access: Internet.Author corporate affiliation: Federal Highway Administration, Washington, D...
Mode of access: Internet.Author corporate affiliation: Federal Highway Administration, Washington, D...