Dynamic Speed Feedback Signs (DSFS) Can Lower Ramp Curve Entry Speeds by 4.5 mi/h Reducing Risk of Lane Departures When Installed 250 ft to 400 ft Upstream of Freeway Interchange Exit Ramps.
METHODOLOGY
This study examined three commercially available DSFS signs at six different freeway interchange ramps in Michigan. The evaluation tested several aspects of the DSFS, including physical…
Content type
Date Posted
04/24/2024
Taxonomy (ARC-IT)
Speed Warning and Enforcement (TM17)
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