Practice question

What condition would cause a conflict monitor to place an intersection into flash?

  1. Detection of a vehicle exceeding the speed limit
  2. Simultaneous green indications on conflicting phases
  3. Loss of communication with the central system
  4. A pedestrian pushbutton malfunction

Answer: B — Simultaneous green indications on conflicting phases

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Practice more: IMSA Traffic Signal I Practice Questions - IMSA Traffic Signal Technician Level I Certification Exam Exam →