Warning Lights

Toward the Development of Standards for Yellow Flashing Lights Used in Work Zones

Flashing yellow warning lights are important for worker and driver safety in work zones. Current standards for these lights do not address whether and how they should be coordinated to provide … [Read more...] about Toward the Development of Standards for Yellow Flashing Lights Used in Work Zones

Podcast 10: Lighting the Way to Safety: Warning Lights and Illumination for Vehicles, Traffic Control Devices, and the Work Area

This podcast serves as a companion resouruce to ATSSA’s Nighttime Lighting Guidelines for Work Zones: A Guide for Developing a Lighting Plan for Nighttime Work Zones. The primary focus of this podcast … [Read more...] about Podcast 10: Lighting the Way to Safety: Warning Lights and Illumination for Vehicles, Traffic Control Devices, and the Work Area

Photometric Evaluation of Steady-Burn Warning Lights in Work Zones

This report documents the efforts and results of several photometric evaluations performed by researchers at the Texas A&M Transportation Institute to assess the performance of steady-burn warning … [Read more...] about Photometric Evaluation of Steady-Burn Warning Lights in Work Zones

Sequential Flashing Warning Lights for Work Zones (AASHTO Innovative Initiative)

This webinar provided an overview of the Sequential Flashing Warning Light System (SFWLS) technology within Missouri and Oklahoma work zones. The webinar demonstrated the use of SFWLS in the field, … [Read more...] about Sequential Flashing Warning Lights for Work Zones (AASHTO Innovative Initiative)

See and Be Seen: Emergency Lighting Awareness

This module presents best practices in deploying emergency optical warning devices, called here "emergency lighting." The module also discusses what research has, and has not established, with regard … [Read more...] about See and Be Seen: Emergency Lighting Awareness

Evaluation of Cost-Effectiveness of Steady-Burn Warning Lights in Work Zones

The 2009 Manual on Uniform Traffic Control Devices (MUTCD) recognizes the potential safety benefit of providing enhanced delineation on temporary traffic control (TTC) devices and allows for warning … [Read more...] about Evaluation of Cost-Effectiveness of Steady-Burn Warning Lights in Work Zones