Infrastructure-based sensing and real-time trajectory generation hold significant promise for improving safety in high-risk roadway segments like work zones, yet practical deployments are hindered by … [Read more...] about Infrastructure Sensor-Enabled Vehicle Data Generation Using Multi-Sensor Fusion for Proactive Safety Applications at Work Zone
Communication and Control
A Safety Alarm Device for Protecting Road Workers
At present, the personal safety of road workers mainly relies on placing warning objects such as traffic safety cones and tripods on the road to remind rear drivers to avoid hitting the road workers. … [Read more...] about A Safety Alarm Device for Protecting Road Workers
Evaluating Driver Response to a Speed Feedback Trailer at Median Crossovers Within Freeway Construction Work Zones
A series of field evaluations were performed to assess the speed reduction effects of a speed feedback trailer (SFT) positioned at various locations before and after a median crossover section within … [Read more...] about Evaluating Driver Response to a Speed Feedback Trailer at Median Crossovers Within Freeway Construction Work Zones
Evaluating Driver Response to Speed Feedback Trailers and Digital Speed Limit Signs Positioned Near the Work Area Within Freeway Construction Work Zones
A series of field evaluations were conducted within work zone lane closures on rural freeways in Michigan to determine 1) the optimal positioning of a speed feedback trailer (SFT) approaching an … [Read more...] about Evaluating Driver Response to Speed Feedback Trailers and Digital Speed Limit Signs Positioned Near the Work Area Within Freeway Construction Work Zones
Digital Workzone Tracker Using GPS and Geofencing
The Digital Workzone Tracker minimizes unauthorized entries, ensures that safety operation information is constantly executed, and works to help unsafe conditioning and maintain secure operations in … [Read more...] about Digital Workzone Tracker Using GPS and Geofencing
Impact of Road Sign on Traffic Congestion During Road Repair: A Cellular Automaton Model Study
This study investigates the impact of road signs on traffic congestion during road repairs using a cellular automaton (CA) model. The model simulates an urban dual-lane one-way road, incorporating a … [Read more...] about Impact of Road Sign on Traffic Congestion During Road Repair: A Cellular Automaton Model Study