Effectiveness of motorist warning devices at rail-highway crossings. Final report.

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

Potential for application of ignition interlock devices to prohibit operation of motor vehicles by intoxicated individuals. Final report.

Mode of access: Internet.

Workshop on in-vehicle alcohol test devices. Technical report.

Mode of access: Internet.

Laboratory evaluation of two passive alcohol sensor devices. Technical report.

Mode of access: Internet.

I. Safety belt usage among drivers. II. Use of child restraint devices, passenger safety belts and position of passengers in cars. III. Motorcycle helmet usage. Final report.

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

Material development for training for operators of speed measuring devices. Final report.

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

Visibility requirements of work zone traffic control devices. Final report.

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

Effective warning devices for parked/disabled vehicles. Executive summary. Final report.

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

Effective warning devices for parked/disabled vehicles. Final report.

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

Field evaluation of innovative active warning devices for use at railroad-highway grade crossings /

"August 1988."

Further laboratory testing of in-vehicle alcohol test devices. Technical report.

Mode of access: Internet.

1976 selective enforcement analysis: including a report on the effect of portable breath test devices on detection/apprehension of drinking drivers - Tampa ASAP analytic study no. 3. Final report.

National Highway Traffic Safety Administration, Office of Driver and Pedestrian Programs, Washington, D.C.

Improving the highway system by upgrading and optimizing traffic control devices. Final report.

Mode of access: Internet.

Guidelines for flashing traffic control devices. Final report.

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

New public library's novel mechanical devices.

Newspaper clipping.