Reducing the potential for crashes involving front line service workers and passing vehicles is important for increasing worker safety in work zones and similar locations. Flashing yellow warning … [Read more...] about Investigation of Flashing and Intensity Characteristics for Vehicle-Mounted Warning Beacons
Measures of Effectiveness
Speeding in Highway Work Zone: An Evaluation of Methods of Speed Control
Highway workers frequently work in close proximity of live traffic in highway work zones, traffic accidents therefore have devastating effects on worker safety. In order to reduce the potential for … [Read more...] about Speeding in Highway Work Zone: An Evaluation of Methods of Speed Control
Optimal Variable Speed Limit Control System for Freeway Work Zone Operations
Improving operational safety and efficiency of variable speed limit (VSL) systems are the two core control objectives at work zone areas. In response to such need, this study presents a proactive VSL … [Read more...] about Optimal Variable Speed Limit Control System for Freeway Work Zone Operations
Flagger Operations: Investigating Their Effectiveness in Capturing Driver Attention
This two-pronged (driving simulation and field study) investigation of driver behavior in work zones contributes basic and applied knowledge to our understanding of work zone safety. In the driving … [Read more...] about Flagger Operations: Investigating Their Effectiveness in Capturing Driver Attention
Effectiveness of VSL Signs in Reducing Crash Rates on Roadway Construction Work Zones in Alaska
As a driver's speed increases, so do the probability of an incident and likelihood of injury. The presence of equipment, personnel, and a changing landscape in construction zones create greater … [Read more...] about Effectiveness of VSL Signs in Reducing Crash Rates on Roadway Construction Work Zones in Alaska
A Smart Highway Work Zone Merge System Enabled by Connected Vehicles
Typical traffic control and operations at work zones usually are not very effective in mitigating the work zone bottleneck. A major reason is that the common early merge behaviors limits utilizing the … [Read more...] about A Smart Highway Work Zone Merge System Enabled by Connected Vehicles