The results of a human-factors laboratory study conducted in Texas to evaluate driver understanding of 13 work-zone flagger signals are reported. This was an exploratory study in which 123 motorists … [Read more...] about Driver Understanding of Work-Zone Flagger Signals
Abilities
Teenage Drivers’ Understanding of Traffic Control Devices
Teenage drivers are involved in traffic crashes more often than any other driver group, and their fundamental knowledge of traffic control devices and rules of the road is extremely important in safe … [Read more...] about Teenage Drivers’ Understanding of Traffic Control Devices
Texas Driver Understanding of Abbreviations for Dynamic Message Signs
This report presents recommendations to improve the design of messages for dynamic message signs (DMSs). Specifically, it presents recommendations for effective abbreviations that can be used when the … [Read more...] about Texas Driver Understanding of Abbreviations for Dynamic Message Signs
Driver Understanding of Work Zone Flagger Signals and Signaling Devices
The report documents the results of a human factors laboratory study conducted in Texas to evaluate driver understanding of 13 work zone flagger signals. A total of 123 motorists participated in the … [Read more...] about Driver Understanding of Work Zone Flagger Signals and Signaling Devices
Driver Understanding of Messages Displayed on Sequential Portable Changeable Message Signs in Work Zones
In this paper, researchers present the results of a Texas Transportation Institute (TTI) driving simulator study of the ability of motorists to capture and process information on two portable … [Read more...] about Driver Understanding of Messages Displayed on Sequential Portable Changeable Message Signs in Work Zones