The focus of this guide is on safety of both workers and road users in construction zones. For the safe, efficient and effective management of work zones, it is proposed that a 4 C's principle be … [Read more...] about Improvements in Safe Working on Roads
Safety Factors
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
Evaluation of Green Lights on TMAs
The use of green versus traditional amber lights on Truck Mounted Attenuators (TMAs) was investigated to see if their use could help to improve safety in mobile work zones. Four light color … [Read more...] about Evaluation of Green Lights on TMAs
Effects of Mounting Height, Offset Distance, and Number of Light Towers on Drivers’ Visual Performance and Discomfort Glare in Work Zones
Portable light towers are a significant source of glare to motorists entering a work zone. Although existing research has evaluated the effect of light tower orientation on visibility and glare, the … [Read more...] about Effects of Mounting Height, Offset Distance, and Number of Light Towers on Drivers’ Visual Performance and Discomfort Glare in Work Zones
Illumination and Visibility of Workers in Nighttime Highway Work Zones
Much of the construction work that occurs on high-speed roadways takes place at night to minimize impacts on drivers. Performing work at night exposes workers to hazards that are not present during … [Read more...] about Illumination and Visibility of Workers in Nighttime Highway Work Zones
Use of Additional Lighting for Traffic Control and Speed Reduction in Work Zones
Performing roadway construction work at night exposes workers to hazards that are not present or as great during the daytime. Working at night requires illuminating the area where work is taking place … [Read more...] about Use of Additional Lighting for Traffic Control and Speed Reduction in Work Zones