The work reported here quantitatively addresses the measurement of conspicuity of highway features and Caltrans work zones -- from the perspective of driver detection. The method focused on acquiring … [Read more...] about Roadway and Work Crew Conspicuity
Visibility
Evaluation of Fluorescent Orange Signs
In recent years, fluorescent orange signs have become a viable option for increasing the visibility of traffic control devices in temporary traffic control zones due to the fact that the fluorescent … [Read more...] about Evaluation of Fluorescent Orange Signs
Night Demonstration at TFHRC Reinforces Importance of Worker Visibility
In an effort to better identify and measure the risk of occupational workers exposed to the hazards of low-light and nighttime conditions, the AAA Foundation for Traffic Safety conducted a nighttime … [Read more...] about Night Demonstration at TFHRC Reinforces Importance of Worker Visibility
Visibility Requirements for Traffic Control Devices in Work Zones
The objective of this study was to develop a performance requirement or standard for the detection and recognition of retroreflective traffic devices used in work zones. The scope of the study was … [Read more...] about Visibility Requirements for Traffic Control Devices in Work Zones