Reauthorization of the federal-aid highway program : field hearings before the Committee on Environment and Public Works and thee Subcommittee on Water Resources, Transportation, and Infrastructure, United States Senate, One Hundred Second Congress, first session, March 25, 1991--Houston, TX ... April 22, 1991--Billings, MT.

Shipping list no.: 91-498-P.

Aviation security : improved controls needed to prevent unauthorized access at key airports : report to the Secretary of Transportation.

"B-226652"--P. 1.

First annual report on the implementation of the statement on National transportation policy.

"May 19, 1972"--P. [i].

Department of Transportation national plan for navigation /

Issued Nov. 1977.

Secretary of Transportation on hazardous materials control. Annual report.

Mode of access: Internet.

Guidelines for assessing the environmental impact of public mass transportation projects: executive summary.

Transportation Department, Office of Environment and Safety, Washington, D.C.

Emergency medical services - a report to the Secretary of Transportation by the National Highway Safety Advisory Committee.

Transportation Department, Secretary of Transportation, Washington, D.C.

An investigation of truck size and weight limits - report of the Secretary of Transportation to the United States Congress pursuant to Section 161 of Public Law 95-599, the Surface Transportation Assistance Act of 1978. Final report.

Mode of access: Internet.

An investigation of truck size and weight limits - report of the Secretary of Transportation to the United States Congress pursuant to Section 161 of Public Law 95-599, the Surface Transportation Assistance Act of 1978. Appendices to the final report.

Mode of access: Internet.

Characterization of hazardous waste transportation and economic impact assessment of hazardous waste transportation regulations /

Work performed for the Office of Solid Waste under contract no. 68-01-4381.

Integrated analysis of small cities intercity transportation to facilitate the achievement of regional urban goals. Intercity transportation in rural regions: volume I - inventory and analyses. Final report.

Transportation Department, Office of University Research, Washington, D.C.

Occupational employment survey booklet of definitions : railroad transportation.

"BLS-2877 140."

The early history of transportation in Oregon,

"The full story of [the author's] ... activities in [Washington and Oregon] ... in the years from 1874 to 1883 ... It first appeared in print in 1926 in serial form in the Portland Oregonian."--Editor's introd.

Mobility of the elderly and handicapped: a methodology for evaluating the effectiveness of transportation improvements for the elderly and handicapped. Final report.

Transportation Department, Office of University Research, Washington, D.C.

Symbol signs 2. The development of passenger/pedestrian oriented symbols for use in transportation-related facilities. Final report.

Transportation Department, Research and Special Programs Administration, Washington, D.C.