This report documents the efforts and results of a number of studies and evaluations performed by TTI researchers to evaluate the effect and value of steady-burn warning lights on temporary traffic … [Read more...] about Evaluation of Warning Lights on Maintenance of Traffic Devices and Development of Possible Alternatives
Warning Lights
Development and Evaluation of a Prototype Barricade Lighting System
Presently in work zones, standard barricade warning lights are used to provide channelizing and warning functions. These yellow flashing lights are presently used for different work zone activities. … [Read more...] about Development and Evaluation of a Prototype Barricade Lighting System
Bureau of Highway Instructional Memorandum 2012-07: Type D Lights on Plastic Drum Channelizing Devices
The memo provides guidelines for usage of Type D lights on plastic drums in Michigan Department of Transportation construction work zones. … [Read more...] about Bureau of Highway Instructional Memorandum 2012-07: Type D Lights on Plastic Drum Channelizing Devices
Safety Evaluation of Sequential Warning Lights in Tapers at Nighttime Work Zones
Safety improvement at nighttime work zones is important because of visibility concerns after dark. The deployment of sequential lights is an innovative method to improve driver recognition of lane … [Read more...] about Safety Evaluation of Sequential Warning Lights in Tapers at Nighttime Work Zones
Impact on Driver Behavior of Steady-Burn Warning Lights on Channelizing Drums in Work Zones
Research was performed to explore the impact on driver behavior of steady-burn warning lights on drums used in highway work zones in the state of Michigan. Various characteristics related to nighttime … [Read more...] about Impact on Driver Behavior of Steady-Burn Warning Lights on Channelizing Drums in Work Zones
Cost-Benefit Analysis of Sequential Warning Lights in Nighttime Work Zone Tapers
Improving safety at nighttime work zones is important because of the extra visibility concerns. The deployment of sequential lights is an innovative method for improving driver recognition of lane … [Read more...] about Cost-Benefit Analysis of Sequential Warning Lights in Nighttime Work Zone Tapers