Consumer-grade mobile devices—including smartphones, tablets, peripheral devices, and Rovers—are increasingly used as innovative tools in construction project delivery, documentation, and inspection. … [Read more...] about Mobile Devices as a Tool for Digitalized Project Documentation and Inspection
Radar
Traffic Safety Analysis at Signalized Intersections During Work Zones Intervals by Using the LiDAR Sensor Technology
The importance of conflict analysis and safety considerations during work zone intervals at signalized intersections cannot be overstated, as these periods pose unique challenges and safety risks for … [Read more...] about Traffic Safety Analysis at Signalized Intersections During Work Zones Intervals by Using the LiDAR Sensor Technology
Simulation of Roadside LiDAR Applications: A Smart Work Zone Case Study
Light detection and ranging (LiDAR) have the capability to detect 360-degree surrounding objects with high accuracy (centimeter level), high frequency (a tenth of a second), and long measuring … [Read more...] about Simulation of Roadside LiDAR Applications: A Smart Work Zone Case Study
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
Deep Learning-Based Object Identification With Instance Segmentation and Pseudo-LiDAR Point Cloud for Work Zone Safety
Automated object identification in three-dimensional (3D) space is crucial for work zone safety, such as compliance with construction rules and preventing workplace injuries and deaths. However, it is … [Read more...] about Deep Learning-Based Object Identification With Instance Segmentation and Pseudo-LiDAR Point Cloud for Work Zone Safety
Building a Smart Work Zone Using Roadside LiDAR
Work Zone (WZ) related injuries and fatalities from vehicular crashes are rising because of the increasing maintenance needs of the aging transportation infrastructure in the United States. Although … [Read more...] about Building a Smart Work Zone Using Roadside LiDAR