Truck-related crashes contribute to a significant percentage of vehicle crashes in the United States, which often result in injuries and fatalities. The amount of truck miles traveled has increased … [Read more...] about Determining the Effective Location of a Portable Changeable Message Sign on Reducing the Risk of Truck-Related Crashes in Work Zones
Design Practices
Impact of Road Environment on Drivers’ Preference to Merging Location Selection in Freeway Work Zone Merging Areas
In view of the compulsory merging behavior and complex driving environment in freeway work zones, the factors influencing drivers’ merging behavior need to be focused on the given road environment. … [Read more...] about Impact of Road Environment on Drivers’ Preference to Merging Location Selection in Freeway Work Zone Merging Areas
Exploring the Effects of the Location of the Lane-End Sign and Traffic Volume on Multistage Lane-Changing Behaviors in Work Zone Areas: A Driving Simulator-Based Study
The lane-changing behavior in work zone areas has special features than a regular lane change as the former is usually compulsively motivated involving complicated cognitive processes with drivers’ … [Read more...] about Exploring the Effects of the Location of the Lane-End Sign and Traffic Volume on Multistage Lane-Changing Behaviors in Work Zone Areas: A Driving Simulator-Based Study
Variable Speed Limit Signs: Control and Setting Locations in Freeway Work Zones
Variable Speed Limit Sign (VSLS) Systems enable speed limits to be changed dynamically in response to traffic conditions so that traffic incidents can be reduced significantly on freeway work zones. … [Read more...] about Variable Speed Limit Signs: Control and Setting Locations in Freeway Work Zones
Driving Speed Behavior of Cars and Trucks on Six-Lane Highway Work Zone Considering Lane and Location Deviation
Work zones are not only traffic bottlenecks, but also critical points for the safety of both vehicle occupants and workers. Vehicle speed is a key factor to estimate traffic efficiency and understand … [Read more...] about Driving Speed Behavior of Cars and Trucks on Six-Lane Highway Work Zone Considering Lane and Location Deviation
Determining Optimal Deployment Location of Portable Changeable Message Sign Upstream of Work Zones
A portable changeable message sign (PCMS) has been utilized in the upstream of work zones for many years. However, the Manual on Uniform Traffic Control Devices (MUTCD) does not specify the optimal … [Read more...] about Determining Optimal Deployment Location of Portable Changeable Message Sign Upstream of Work Zones