Variable Speed Limit (VSL) control contributes to potential crash risk reduction by suggesting a suitable dynamic speed limit to achieve more stable and uniform traffic flow. In recent studies, … [Read more...] about Predicting Traffic Dynamics with Driver Response Model for Proactive Variable Speed Limit Control Algorithm
Variable Speed Limit Systems
Use of Portable and Dynamic Variable Speed Limits in Construction Zones
Utah Department of Transportation (UDOT) implemented dynamic management of portable variable speed limit (PVSL) technology to reduce regulatory speed limits through an active work space (AWS), and … [Read more...] about Use of Portable and Dynamic Variable Speed Limits in Construction Zones
Variable Speed Limits Ease Congestion, Reduce Crashes on Highways: Study
In an effort to make traffic move more smoothly, researchers at the University of Missouri tested the effectiveness of Variable Advisory Speed Limit (VASL) systems, which provide drivers with a … [Read more...] about Variable Speed Limits Ease Congestion, Reduce Crashes on Highways: Study
Optimal Variable Speed Limit Control System for Freeway Work Zone Operations
Improving operational safety and efficiency of variable speed limit (VSL) systems are the two core control objectives at work zone areas. In response to such need, this study presents a proactive VSL … [Read more...] about Optimal Variable Speed Limit Control System for Freeway Work Zone Operations
Effectiveness of VSL Signs in Reducing Crash Rates on Roadway Construction Work Zones in Alaska
As a driver's speed increases, so do the probability of an incident and likelihood of injury. The presence of equipment, personnel, and a changing landscape in construction zones create greater … [Read more...] about Effectiveness of VSL Signs in Reducing Crash Rates on Roadway Construction Work Zones in Alaska
Optimal Variable Speed Limit Control under Connected Work Zone and Connected Vehicle Environment
Despite the long-term benefits gained through road maintenance projects, the work zone involved can cause serious traffic congestion and greatly increase traffic delay. Variable speed limit (VSL) … [Read more...] about Optimal Variable Speed Limit Control under Connected Work Zone and Connected Vehicle Environment