Freeway work zones, particularly in merging areas, experience serious traffic safety and operational difficulties. The advent of connected and autonomous vehicles (CAVs), capable of complex maneuvers … [Read more...] about Safety Assessment of Cooperative Adaptive Cruise Control Truck Platooning on Freeway Work Zones
Vehicles and Equipment
A Comparative Analysis of Probe Data Sources for Provision of Work Zone Congestion Information to the Public
With the rise in highway maintenance demands, work zones have proliferated across the United States, posing traffic and safety challenges. Dissemination of work zone information to the public is … [Read more...] about A Comparative Analysis of Probe Data Sources for Provision of Work Zone Congestion Information to the Public
Speed Cameras Are Coming to a Colorado Highway Construction Zone Near You
The Colorado Department of Transportation (CDOT) is set to implement automated speed cameras on its highways, initially focusing on construction zones, following new legislative support. This decision … [Read more...] about Speed Cameras Are Coming to a Colorado Highway Construction Zone Near You
Standard Specification for Protective Helmets Worn by Pedestrian Roadway Workers
This standard specifies performance requirements and test methods for protective headgear worn by individuals who work on roadways, including personnel involved in: Public safety (that is, fire … [Read more...] about Standard Specification for Protective Helmets Worn by Pedestrian Roadway Workers
Vehicle Turn-Signal Detection for Automated Flagging Systems
Flaggers are always required to work close to open traffic lanes. They may be hit by distracted, speeding, or intoxicated drivers, leading to injuries and fatalities. To protect them, the concept of … [Read more...] about Vehicle Turn-Signal Detection for Automated Flagging Systems
Improving Commercial Motor Vehicles’ Ability to Navigate Work Zone Lane Shifts
Temporary lane shifts in roadway construction projects, essential for providing space for work activities, often create challenges for drivers, particularly for commercial motor vehicle operators of … [Read more...] about Improving Commercial Motor Vehicles’ Ability to Navigate Work Zone Lane Shifts