In addition to lower speeds, the difference between vehicle speed and the average speed on the roadway has been identified as a factor in roadway crashes. For work zones, the potential for such speed … [Read more...] about Speed Variation and Safety in Work Zones
Changeable Message Signs
Toolbox of Low-Cost Work Zone Management Strategies
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
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
Improved Traffic Safety at Work Zones Through Animation-Based Variable Message Signs
Work zones are established to provide a safe environment for all road users and road workers. However, based on the statistics, they can be considered as crash prone zones due to changes in the road … [Read more...] about Improved Traffic Safety at Work Zones Through Animation-Based Variable Message Signs
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