The Maine Department of Transportation recently tested new equipment designed to help reduce the incidence of speeding in construction work zones. the project utilized a radar-activated, trailer … [Read more...] about Evaluation of Radar Activated Changeable Message Sign for Work Zone Speed Control
Changeable Message Signs
Uniform Traffic Controls and Warning Messages for Portable Changeable Message Signs
The Manual on Uniform Traffic Control Devices indicates that "Portable Changeable Message Signs (FCMS) are traffic control devices with the flexibility to display a variety of messages to fit the … [Read more...] about Uniform Traffic Controls and Warning Messages for Portable Changeable Message Signs
Construction Area Late Merge (CALM) System
The system evaluated comprised 5 VMS, 4 RTMS, 2 microwave traffic sensors, and a laptop-based system control center, all integrated via UHF radio system. The system monitors traffic at each VMS and … [Read more...] about Construction Area Late Merge (CALM) System
Evaluation of Intellizone: A System for Providing Speed Advisories to Drivers Entering Work Zones
Intellizone is a product of Highway Information Systems, which is a division of Quixote Transportation Safety for giving advanced warning to drivers of slowing traffic entering work zones. Intellizone … [Read more...] about Evaluation of Intellizone: A System for Providing Speed Advisories to Drivers Entering Work Zones
Advanced Notification Messages and Use of Sequential Portable Changeable Message Signs in Work Zones
In this report, researchers document the results of a laptop-based human factors study of alternative formats of presenting advance notice work zone information on portable changeable message signs … [Read more...] about Advanced Notification Messages and Use of Sequential Portable Changeable Message Signs in Work Zones
Work Zone Innovations in Virginia
This presentation discusses Traffic Management System and other technologies tried in Virginia including CB Wizard Warning System, Drone Radar devices, Speed Display units, and PCMS's with Radar. … [Read more...] about Work Zone Innovations in Virginia
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