Cover image for Guidelines on the use of changeable message signs : summary report
Guidelines on the use of changeable message signs : summary report
Title:
Guidelines on the use of changeable message signs : summary report
Author:
Dudek, Conrad L.
Personal Author:
Publication Information:
McLean, Va. : U.S. Dept. of Transportation, Federal Highway Administration, Office of Research and Development ; [Springfield, Va. : Available through the National Technical Information Service, 1991]
Physical Description:
vi, 46 p. : ill. ; 28 cm.
Series:
Report - Federal Highway Administration ; FHWA-TS-91-002

Report - Federal Highway Administration ; no. FHWA-TS-91-002
General Note:
Cover title.

"May 1991."
Contents:
Introduction -- Types and characteristics of changeable message signs -- Visibility and legibility criteria: Light emitting signs -- Assessment of CMS technology reliability and maintenance -- Selecting the appropriate changeable message sign -- References.
Abstract:
This report is a summary of some of the information that was assembled and presented in final report FHWA-TS-90-043 entitled, "Guidelines on the Use of Changeable Message Signs". This summary report focuses on matrix-type CMSs, with particular attention to the newer light-emitting signs. Although there are many types of new and emerging CMS technologies, CMSs that have actually been installed for highway applications are emphasized.
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