A methodology for determination of grade crossing resource-allocation guidelines. Final report.

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

Evaluation of speed control signs for small rural towns. Final report.

Federal Highway Administration, Washington, D.C.

Improvement of the effectiveness of motorist warnings at railroad highway grade crossings. Final report.

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

Development of guidelines for installation of intersection control beacons. Final report.

Federal Highway Administration, Washington, D.C.

Left turn signals for Arizona. Final report.

Arizona Department of Transportation, Phoenix

Traffic operations control for older drivers. Final report.

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

Development of standards and tests for acceptance of traffic signal lenses. Final report.

Federal Highway Administration, Washington, D.C.

Detection devices to optimize computerized traffic control. Final report.

Federal Highway Administration, Washington, D.C.

Symbol signing design for older drivers.

Mode of access: Internet.

An evaluation of driver behavior at signalized intersections. Final report.

Arizona Department of Transportation, Phoenix

Models of pedestrian crossing behavior at signalized intersections.

Texas Department of Transportation, Austin

Implementation guidelines for retiming arterial streets.

Texas Department of Transportation, Austin

Effectiveness of flashing arrow boards during moving maintenance operations. Final report.

Federal Highway Administration, Washington, D.C.

Visibility and spacing of lane control signals for freeway traffic management.

Texas Department of Transportation, Austin

Signals, traffic software, and lighting: courses and basic references.

Mode of access: Internet.