The Texas Department of Transportation started a pilot program to include color dynamic messages on traffic signs in El Paso. Research has shown adding color graphics to traffic signs reduces the time … [Read more...] about TxDOT Pilot Program Includes Color Dynamic Messages to Help Warn El Paso Drivers
Changeable Message Signs
Intelligent Work Zone Using Automatic Queue Detection Systems
This report documents the the evaluation of the effectiveness of the Advanced Queue Detection (AQD) systems installed on Interstate work zones in Nebraska. Specifically, (1) the system performance was … [Read more...] about Intelligent Work Zone Using Automatic Queue Detection Systems
Delay or Travel Time Information? The Impact of Advanced Traveler Information Systems on Drivers’ Behavior Before Freeway Work Zones
Peak travel times contribute to congestion formation at freeway work zones. Advanced Traveler Information Systems (ATIS) can inform drivers in real-time about the delays and travel times en-route and … [Read more...] about Delay or Travel Time Information? The Impact of Advanced Traveler Information Systems on Drivers’ Behavior Before Freeway Work Zones
Verification and Efficacy of Automated Queue Detection Systems on Interstate Intelligent Work Zones
Intelligent work zones have been widely adopted in the United States because they have been proven to improve traffic safety and operations. One specific intelligent work zone system, known as … [Read more...] about Verification and Efficacy of Automated Queue Detection Systems on Interstate Intelligent Work Zones
Alternative Technologies for Mitigating the Risk of Injuries and Deaths in Work Zones: Conduct of Research
Work zone intrusion technologies are available that provide an opportunity to prevent and mitigate vehicle intrusions into roadway work zones. The TRB National Cooperative Highway Research … [Read more...] about Alternative Technologies for Mitigating the Risk of Injuries and Deaths in Work Zones: Conduct of Research
Prioritized Safety Consideration by Work Zone Types and Pilot Implementation
With the growing need for maintenance or reconstruction of existing infrastructure and the construction of new infrastructure, work zone (WZ) setup and management are important for the safe and … [Read more...] about Prioritized Safety Consideration by Work Zone Types and Pilot Implementation