The Toolbox of Low-Cost Work Zone Management Strategies was developed under the 2016 Federal Highway Administration Work Zone Safety Grant No. 693JJ31750003 awarded to Iowa State … [Read more...] about Toolbox of Low-Cost Work Zone Management Strategies
Variable Speed Limit Systems
Fault-Tolerant Control of Variable Speed Limits for Freeway Work Zone With Recurrent Sensor Faults
Congestion associated with freeway work zones can adversely affect mobility, safety, and sustainability. Variable speed limits (VSL) control has been widely studied to mitigate the congestion caused … [Read more...] about Fault-Tolerant Control of Variable Speed Limits for Freeway Work Zone With Recurrent Sensor Faults
Idaho to Deploy Variable Speed Limit Signs in I-84 Work Zone
The Idaho Transportation Department will deploy variable speed limit signs within the I-84 construction zone in Canyon County to enhance safety for workers and travelers. Currently speeds in the work … [Read more...] about Idaho to Deploy Variable Speed Limit Signs in I-84 Work Zone
New Digital Speed-Limit Signs Will Aid Safety, Traffic Flow in I-84 Work Zone
Idaho Transportation Department (ITD) will deploy variable speed limits within the Interstate 84 construction zone in Canyon County in order to enhance safety for workers and travelers while … [Read more...] about New Digital Speed-Limit Signs Will Aid Safety, Traffic Flow in I-84 Work Zone
Evaluation of the Impact of Presence Lighting and Digital Speed Limit Trailers on Interstate Speeds in Indiana Work Zones
Work zone safety continues to be one of the important focus areas for transportation agencies. Previous studies have identified that vehicle speed and lighting conditions are significant risk factors … [Read more...] about Evaluation of the Impact of Presence Lighting and Digital Speed Limit Trailers on Interstate Speeds in Indiana Work Zones
Analysis of Speed Profiles and Evaluation of Dynamic Signs in Kansas Work Zones
Work zones are essential for maintaining and improving roadways in the United States. Although reduced speed limits are used throughout work zones to increase worker and driver safety, motorists often … [Read more...] about Analysis of Speed Profiles and Evaluation of Dynamic Signs in Kansas Work Zones