Evaluation of traffic control devices for rural high-speed maintenance work zones.

Texas Department of Transportation, Research and Technology Transfer Office, Austin

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

Federal Highway Administration, Office of Research and Development, 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.

Public understanding of traffic control devices in Texas. Final report.

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

Manual on uniform traffic control devices for streets and highways.

Updated by continuing supplements and cumulated irregularly.

Illinois supplement to the national manual on uniform traffic control devices.

"Adopted March 1990."

Illinois supplement to the national manual on uniform traffic control devices /

"March 10, 2011."--cover letter.

Quality standard for work zone traffic control devices, 1998.

These standards, covering highway work zone traffic control devices, were developed for suppliers and contractors doing work for the Illinois Dept. of Transportation.

National practices for the operation and protection of school zones and crossings; an informational report by Committee on Traffic, Subcommittee on Traffic Control Devices in cooperation with Colorado Department of Highways.

Cover title.

Symposium on work zone traffic control. Proceedings.

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

Traffic control systems handbook - 1985. Revised edition. Final report.

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

Planning and scheduling work zone traffic control - technical report. Final report.

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

Planning and scheduling work zone traffic control. Executive summary.

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

Planning and scheduling work zone traffic control. Final technical report.

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