Tyler wants to know how a traffic signal knows when to turn green -- when HE is the only driver on the road.
Buy me tacos 😀🌮► https://www.patreon.com/roadguyrob
Ask a road question ► https://www.roadguyrob.com/interchange
In this video, I chat with two traffic signal experts: Mohammed Bendelhoum, an engineer with the California Dept. of Transportation (Caltrans) and Brian Girardo (Iteris) explore the history of vehicle detection (induction loops and video/camera detection) to explore which method is better.
Introduction: (0:00)
History of detection: (2:26)
Loops: (3:30)
Cameras: (7:20)
What about bicycles?: (11:23)
Conclusion: (13:53)