Impact of recent changes in the highway safety environment: a project overview. Final summary report.

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

55 NMSL and DUI enforcement regional workshops for state law enforcement executives. Final report.

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

Truck accident countermeasures on urban freeways. Final report.

Federal Highway Administration, Office of Safety and Traffic Operations Research and Development, McLean, Va.

Highway fuel economy study. Final report.

National Highway Traffic Safety Administration, Office of Research and Development, Washington, D.C.

Effects of enforcement on speeds of motorists, 11th Street, Springfield, Illinois /

On cover: Illinois traffic safety programs, report of evaluation or assessment.