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
Traffic Congestion
ODOT: The Cars Zooming to the Orange Barrels Before Merging Are Doing It Right
The Ohio Department of Transportation (ODOT) endorses the zipper merge technique to reduce traffic congestion and delays during lane closures on interstates. Despite common frustration among drivers … [Read more...] about ODOT: The Cars Zooming to the Orange Barrels Before Merging Are Doing It Right
Development of Design Guidance for Smart Work Zone Systems
Smart work zone (SWZ) systems are designed to provide real-time roadway information to better inform motorists, encourage them to take alternate routes, reduce their frustrations, reduce roadway … [Read more...] about Development of Design Guidance for Smart Work Zone Systems
Variable Speed Limit Control of Traffic Flow in Expressway Construction Zone
With the increasing speed of construction and the continuous improvement of its corresponding infrastructure, the expressway plays an increasingly important role in promoting the development of … [Read more...] about Variable Speed Limit Control of Traffic Flow in Expressway Construction Zone
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
Quantitatively Evaluate Work Zone Driver Behavior Using 2D Imaging, 3D LiDAR, and Artificial Intelligence in Support of Congestion Mitigation Model Calibration and Validation
This project addressed the following: 1) a lack of a system to process raw traffic footage obtained from work zones to extract traffic and driver behavior information, especially systems that leverage … [Read more...] about Quantitatively Evaluate Work Zone Driver Behavior Using 2D Imaging, 3D LiDAR, and Artificial Intelligence in Support of Congestion Mitigation Model Calibration and Validation