Light emitting diode (LED) technology has revolutionized the lighting industry. TRB hosted a webinar on Tuesday, August 31, 2021 from 1:00-2:30 PM Eastern that presented the results of research that studied the link between LED roadway lighting and the health of drivers’ sleep and alertness. Presenters addressed the possibility of increased safety through improved visibility, as well as questions about effects on drivers.

This webinar will feature research from NCHRP Research Report 968: LED Roadway Lighting: Impact on Driver Sleep Health and Alertness.

The slides and recording are available. 

Webinar agenda and presenters

1. Research overview: Rajaram Bhagavathula, Virginia Tech Transportation Institute
2. Effects of roadway lighting on melatonin in drivers: George Brainard, Thomas Jefferson University
3. Effects of roadway lighting on alertness: John Hanifin, Thomas Jefferson University   
4. Effects of roadway lighting on drivers’ visibility: Rajaram Bhagavathula & Ron Gibbons, Virginia Tech Transportation Institute   
5. Conclusion: Rajaram Bhagavathula, Virginia Tech Transportation Institute
6. Question and answer session: Moderated by Ron Gibbons, Virginia Tech Transportation Institute

The first 60 minutes of the webinar will be for presentations and the final 30 minutes will be reserved for audience questions.

Learning Objectives

At the end of this webinar, participants will be able to:

1. Identify the effect of difference roadway lighting sources on drivers' sleep health, alertness, and visibility

Professional Development Hours

Professional Development Hours (PDHs) earned on completion of this program were reported to the Registered Continuing Education Program (RCEP). Certificates of Completion are issued to all participants via the RCEP.net online system. Complaints about registered providers may be addressed to RCEP, 1015 15th Street, NW, 8th Fl., Washington, DC, 20005.