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The Effectiveness and Safety of Traffic and Non-Traffic Related Messages Presented on Changeable Message Signs: Phase II

Status:  Complete
Report Date:  08/01/2008


Researchers evaluated how reducing the complexity and ambiguity of CMS messages would affect driver behavior and traffic flow, and learned that clarifying message content could lead to significant improvements in CMS safety and effectiveness.

Final Deliverables:

Related Materials:

Related Research: