Better administration of capital grants could reduce unnecessary expenditures on mass transit projects. Report by the Comptroller General of the United States.

Mode of access: Internet.

The effect of truck size and weight on accident experience and traffic operations. Volume 1: executive summary. Final report.

Federal Highway Administration, Washington, D.C.

The effect of truck size and weight on accident experience and traffic operations. Volume II: traffic operations. Final report.

Federal Highway Administration, Washington, D.C.

The effect of truck size and weight on accident experience and traffic operations. Volume III: accident experience of large trucks. Final report.

Federal Highway Administration, Washington D.C.

Sight distance requirements at lane closure work zones on urban freeways. Interim report.

Texas State Department of Highways and Public Transportation, Transportation Planning Division, Austin

The role of alcohol, marijuana and other drugs in the accidents of injured drivers. [Revised edition].

National Highway Traffic Safety Administration, Washington, D.C.

Accuracy and sensitivity of CRASH.

Mode of access: Internet.

Crash tests of Minnesota mailbox supports. Final report.

Minnesota Department of Transportation, St. Paul

The relationship between motor carrier economic regulation and highway safety.

Transportation Department, Office of the Assistant Secretary for Policy and International Affairs, Washington, D.C.

Integrated traffic simulation model, phase, I. Volume 1: executive summary. Final report.

Federal Highway Administration, Washington, D.C.

Integrated traffic simulation model - phase I. Volume 2: design of the TRAF system (TOS). Final report.

Federal Highway Administration, Washington, D.C.

TRAF operating system user's guide. Final report.

Federal Highway Administration, Washington, D.C.

Highway maintenance simulation model. Final report.

Louisiana Department of Transportation and Development, Research and Development Section, Baton Rouge

Evaluation of retro reflective measurement devices. Final report.

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

Evaluation of retro reflective measurement devices. Summary report.

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