Over-embankment accidents on rural 2-lane conventional highways.

Mode of access: Internet.

Further investigation of traffic operations on two-lane, two-way rural highways. Research summary. Final report.

Federal Highway Administration, Washington, D.C.

Highways and the economy. Final report.

Federal Highway Administration, Office of Program and Policy Planning, Washington, D.C.

Alternative sign sequences for work zones on rural highways. Executive summary. Final report.

Federal Highway Administration, Office of Research and Development, Washington, D.C.

Our nation's highways - selected facts and figures.

Mode of access: Internet.

Our nation's highways 2000.

Mode of access: Internet.

Our nation's highways - selected facts and figures.

Mode of access: Internet.

National system of highways and landscape designing. Address delivered before the American civic association at Washington, D.C., on December 31, 1915,

Mode of access: Internet.

Federal laws, regulations, and other material relating to highways.

Mode of access: Internet.

Four years along Connecticut highways. The story of the operation of the Bureau of roadside development of the Connecticut highway department. Commissioner, John A. Macdonald. Director of roadside development, Luthr M. Keith. ...

Mode of access: Internet.

Cost-effective marking and delineation materials for highways. Final report.

Federal Highway Administration, Washington, D.C.

An evaluation of accident surrogates for safety analysis of rural highways. Volume 1 - executive summary. Final report.

Federal Highway Administration, Traffic Safety Research Division, McLean, Va.

An evaluation of accident surrogates for safety analysis of rural highways. Volume 2 - technical report. Final report.

Federal Highway Administration, Traffic Safety Research Division, McLean, Va.