Wearing safety helmets can effectively protect the safety of workers on construction sites. However, workers often take off the helmets because of weak security-conscious and discomfort, then hidden … [Read more...] about Deep Learning-Based Workers Safety Helmet Wearing Detection on Construction Sites Using Multi-Scale Features
Information Infrastructure and Data
Low-Cost Connected Work Zone Devices With Simplified Architecture
Connected work zone devices for safety, traffic monitoring, and performance evaluation are important assets in road construction projects. Challenges for implementation and connectivity present a … [Read more...] about Low-Cost Connected Work Zone Devices With Simplified Architecture
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
Trajectory Optimization of CAVs in Freeway Work Zone Considering Car-Following Behaviors Using Online Multiagent Reinforcement Learning
Work zone areas are frequent congested sections considered as the freeway bottleneck. Connected and autonomous vehicle (CAV) trajectory optimization can improve the operating efficiency in bottleneck … [Read more...] about Trajectory Optimization of CAVs in Freeway Work Zone Considering Car-Following Behaviors Using Online Multiagent Reinforcement Learning
Toward Wi-Fi-Enabled Real-Time Communication for Proactive Safety Systems in Highway Work Zones: A Case Study
Given the fatal risks that highway workers encounter, securing the safety of highway work zones is one of the most pressing issues in the highway maintenance and operation community. Recent advances … [Read more...] about Toward Wi-Fi-Enabled Real-Time Communication for Proactive Safety Systems in Highway Work Zones: A Case Study
A Novel Map-Matching Algorithm for Relating Work Zones and Crashes
Modeling traffic crashes within work zones is critical to crash analysis and prevention, and it requires spatially relating each crash to a specific work zone if applicable. Currently, this is … [Read more...] about A Novel Map-Matching Algorithm for Relating Work Zones and Crashes