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A work zone queue warning system at the I-70/I-57 interchange reduced queuing crashes by 14 percent and injury crashes by 11 percent.
FINDINGSThe Illinois DOT found that with the system in place travelers experienced fewer crashes, including fewer end-of-queue crashes. Between 2010 (prior to system implementation) and 2011 (after…
Content type
Date Posted
12/19/2014
Taxonomy (ARC-IT)
Work Zone Management (MC06),
Traffic Incident Management System (TM08),
Reduced Speed Zone Warning / Lane Closure (VS09)
Geolocation links
A freeway work zone queue warning system was installed for approximately $1.545 million.
The objective of this study was to evaluate the effectiveness of a work zone queue warning system installed to improve safety during reconstruction on the I-70/I-57 interchange in Effingham, Illinois…
Content type
Made Public Date
12/19/2014
Taxonomy (ARC-IT)
Work Zone Management (MC06),
Traffic Incident Management System (TM08),
Reduced Speed Zone Warning / Lane Closure (VS09)
Geolocation links
INTELLIGENT TRANSPORTATION SYSTEMS JOINT PROGRAM OFFICE
1200 New Jersey Avenue, SE
Washington, DC 20590
