Snowplow Trucks (SPTs) work under extremely challenging conditions, typically traveling at lower speeds compared with other vehicles. Because of reduced speeds and poor visibility, a major safety … [Read more...] about Evaluating the Intensity of Green Warning Light for Snowplow Trucks Using CIELAB Color Space
Maintenance Practices
Temporary Traffic Control for Short-Duration, Short-Term Stationary, and Mobile Operations
The August 2025 update to Temporary Traffic Control for Short-Duration, Short-Term Stationary, and Mobile Operations provides comprehensive guidance for safely managing work zones that impact traffic … [Read more...] about Temporary Traffic Control for Short-Duration, Short-Term Stationary, and Mobile Operations
Huge Roadwork Delays Caused by Failure to Collect Signs
New data reveals significant disruption from utility roadworks in Norfolk, with companies overrunning projects by more than 1,300 days in 2024. Anglian Water received the most fines, often for failing … [Read more...] about Huge Roadwork Delays Caused by Failure to Collect Signs
Pothole Repairs
When we think of work zones, we often picture major interstate closures or long-term construction projects. But not all work zones last for days or weeks. Some are short duration work zones—quick … [Read more...] about Pothole Repairs
Evaluating Traffic Conflicts and Crash Risk in Nighttime Maintenance Operation Areas of Highways Using Vehicles’ Trajectory Data
Highway pavement maintenance operations are increasingly conducted at night, when lane reduction combined with the complexity of nighttime conditions elevates driving risks within maintenance … [Read more...] about Evaluating Traffic Conflicts and Crash Risk in Nighttime Maintenance Operation Areas of Highways Using Vehicles’ Trajectory Data
Analysis of Traffic Accidents in Construction Zone Reconstruction and Expansion Based on Text Mining
In the process of highway reconstruction and expansion, understanding the characteristics of traffic accidents is important for safety management and prevention. Currently, there is a relative lack of … [Read more...] about Analysis of Traffic Accidents in Construction Zone Reconstruction and Expansion Based on Text Mining