Safety systems optimization model (SSOM). Final report. Volume 1 - introduction and executive summary.

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

Traffic safety trends and forecasts.

Mode of access: Internet.

Traffic safety trends and forecasts.

Mode of access: Internet.

Planning and scheduling work zone traffic control. User's guide.

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

Improving the traffic operations and safety of ramps and speed change lanes - a review of state design practices. Interim report.

Federal Highway Administration, Environmental Division, Washington, D.C.

A contemporary overview of traffic law uniformity in the United States: 1968-1978.

Mode of access: Internet.

The evaluation of highway traffic safety programs. A manual for managers.

Mode of access: Internet.

Development of an in-traffic test for motorcyclists. Final report.

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

Manual for police traffic services personnel performance evaluation system. Supervisor's guide.

Mode of access: Internet.

Manual for police traffic services personnel performance evaluation system. Management and implementation. Volume I.

Mode of access: Internet.

The plane system of coordinates for highway surveys; a review of a ground surveying method, prepared under the direction of W.M. Parker, engineer of traffic & planning, and C.E. Gray, assistant engineer of planning, by Jon S. Beazley, photogrammetric engineer.

Bibliography: leaves 46-48.

Street traffic conditions Saint Paul, Minnesota 1937-1939 /

Mode of access: Internet.

The effect of using a 'towaway' threshold in studying traffic accidents. Final report.

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

NCA alcohol and traffic safety session. 1979. Proceedings.

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

Involvement of suspended/revoked drivers in traffic crashes - a statement of the problem.

Mode of access: Internet.