Lane width evaluation is one of the crucial aspects in road safety inspection. Moreover, lane width is one of the most important attributes of a road digital map for many applications, such as driver … [Read more...] about LiDAR-Based Mobile Mapping System for Lane Width Estimation in Work Zones
Materials
Highway Construction, Maintenance, and Service Equipment Warning Lights and Pavement Data Collection System Safety
This report presents the results of research to develop recommendations to (1) improve the vehicle and equipment warning light policy for the Texas Department of Transportation, and (2) improve the … [Read more...] about Highway Construction, Maintenance, and Service Equipment Warning Lights and Pavement Data Collection System Safety
A Comparative Study of Machine Learning Classification for Color-Based Safety Vest Detection on Construction-Site Images
Detecting the safety vests is an important foundation for various applications in safety management and productivity measurement. The fluorescent yellow-green color and fluorescent orange-red color of … [Read more...] about A Comparative Study of Machine Learning Classification for Color-Based Safety Vest Detection on Construction-Site Images
Lidar for Maintenance of Pavement Reflective Markings and Retroreflective Signs
Pavement markings and signs are important traffic control devices used to guide and regulate traffic movement through visual information presented to motorists. Signs and markings are made with … [Read more...] about Lidar for Maintenance of Pavement Reflective Markings and Retroreflective Signs
ITD Shifts to Yellow
To improve employee safety, ITD has switched their old orange vests to new high-visibility yellow vests following employee recommendations. Links to videos that explain the switch and the new vests … [Read more...] about ITD Shifts to Yellow
Looking Deep into the Eyes: Green Light on TMAs Could be Another Option for DOTs
Truck-mounted attenuator (TMA) has been used as a countermeasure to help improve safety in mobile work zones. However, 139 TMA crashes occurred in Missouri from 2012 to 2017 with distracted driving … [Read more...] about Looking Deep into the Eyes: Green Light on TMAs Could be Another Option for DOTs