A concern among highway safety officials is that traffic control devices used at work zones are not as visible as they should be due to insufficient reflectance properties or because they have become … [Read more...] about Visibility Requirements of Work Zone Traffic Control Devices
Night Visibility
A Study of the Visibility and Effectiveness of Fluorescent Retroreflective Traffic Control Signing in Work Zone Applications
Road works present a special challenge to both the driver and the traffic engineer. Work zone accident statistics attest to the need for safety improvements. One way traffic engineers have attempted … [Read more...] about A Study of the Visibility and Effectiveness of Fluorescent Retroreflective Traffic Control Signing in Work Zone Applications