Changeable Message Sign Displays During Non-Incident, Non-Roadwork Periods

National Academies of Sciences, Engineering, and Medicine

doi:10.17226/23070

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Changeable Message Sign Displays During Non-Incident, Non-Roadwork Periods

(2008)

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TRB’s National Cooperative Highway Research Program (NCHRP) Synthesis 383: Changeable Message Sign (CMS) Displays During Non-Incident, Non-Roadwork Periods explores the use of CMSs to convey messages on non-recurrent, environmental, special event traffic, and other special problems.

Contributor(s): National Academies of Sciences, Engineering, and Medicine; Transportation Research Board; Studies and Special Programs Division

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Suggested Citation

National Academies of Sciences, Engineering, and Medicine. 2008. Changeable Message Sign Displays During Non-Incident, Non-Roadwork Periods. Washington, DC: The National Academies Press. https://doi.org/10.17226/23070.

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Publication Info

68 pages | 8.5 x 11 | DOI: https://doi.org/10.17226/23070

Chapters		skim
Front Matter	i-vii
Summary	1-3
Chapter One - Introduction	4-6
Chapter Two - Changeable Message Sign Message Design and Display Guidelines and Policies	7-13
Chapter Three - Non-Incident/Non-Roadwork Messages	14-37
Chapter Four - Amber Alert Messages	38-43
Chapter Five - Conclusions	44-48
References	49-50
Appendix A - Questionnaire: Changeable Message Sign Messages During Non-Incident/Non-Roadwork Periods	51-63
Appendix B - Summary of Traffic Management Centers and Number of Changeable Message Signs Operated by State DOTs and Agencies Operating Toll Roads That Responded to the Survey	64-67

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