Lubbock Weather
Cloudy 40°F

Traffic Signal Frequently Asked Questions



  • Which traffic signals is the City responsible for?

  • Can emergency vehicles and trains change the signals?

  • How are vehicles and pedestrians detected?

  • Does pushing the pedestrian button really do anything?

  • Are the City's traffic signals coordinated?

  • Are stops eliminated in a coordinated signal system?

  • What is lead/lag left turn phasing?

  • Why is my light red when no one is coming?

  • Why didn't the protected left turn phase serve?

  • How often is traffic signal timing updated?

  • What does the flashing yellow arrow mean?