Best Practices for Road Weather Management Version 2.0
Title:
Effects of Variable Speed Limit Signs on Driver Behavior during Inclement Weather
Abstract:
On two-mile test roadway in Salt Lake Valley, Utah; vary speed limit based on visibility and traffic conditions using a weighted average algorithm and display via DMS. Resulting reduction in speed deviation, reduction in accident frequency, and increase in overall mean speed.
Source(s):
Institute of Transportation Engineers 2000 Annual Meeting, University of Utah. For a copy of this resource, please direct your request to WeatherFeedback@dot.gov.
Date: 2000
Author:
Perrin, Jr; Martin; Cottrell
Keywords:
Variable Speed Limit (VSL)
Freeway management
Crashes
Safety
Mobility
Intelligent Transportation Systems (ITS)
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