Introduction: There are designated sections for lane-shifting in several highway reconstruction and expansion zones. Similar to the bottleneck sections of highways, these sections are characterized by … [Read more...] about Traffic Conflicts in the Lane-Switching Sections at Highway Reconstruction Zones
Risk Analysis
Reliability-Based Traffic Safety Risk Assessment of Traffic System in Hazardous Driving Conditions to Promote Community Resilience
For decades, work zone traffic safety under adverse weather conditions has been a serious concern for drivers and transportation agencies. Natural hazards often cause disruptions on roads and bridges … [Read more...] about Reliability-Based Traffic Safety Risk Assessment of Traffic System in Hazardous Driving Conditions to Promote Community Resilience
A Case Study Approach to Understand Heavy Truck Safety-critical Events in Work Zones
Large trucks are overrepresented in work zone crashes. Data from the Federal Motor Carrier Safety Administration’s Large Truck and Bus Crash Facts show that, in 2017, 30% of work zone fatal crashes … [Read more...] about A Case Study Approach to Understand Heavy Truck Safety-critical Events in Work Zones
Methodology for Monitoring Work Zones Traffic Operations Using Connected Vehicle Data
The National Work Zone Safety Information Clearinghouse estimated there were approximately 115,000 work zone crashes with 842 fatalities in 2019. There is broad consensus that it is important for … [Read more...] about Methodology for Monitoring Work Zones Traffic Operations Using Connected Vehicle Data
Planning for Rapid Response to Disasters Near Roadway Work Zones
When a closure due to road or bridge construction coincides with an adverse event such as a severe storm, earthquake, or forest fire, difficulties in minimizing traffic delays, reducing the risk of … [Read more...] about Planning for Rapid Response to Disasters Near Roadway Work Zones
Synthesis Study of Best Practices for Mapping and Coordinating Detours for Maintenance of Traffic (MOT) and Risk Assessment for Duration of Traffic Control Activities
Maintenance of traffic (MOT) during construction periods is critical to the success of project delivery and the overall mission of transportation agencies. MOT plans may include full road closures and … [Read more...] about Synthesis Study of Best Practices for Mapping and Coordinating Detours for Maintenance of Traffic (MOT) and Risk Assessment for Duration of Traffic Control Activities