Practice question

What is the primary consideration when placing a PCMS in a work zone?

  1. Finding a level parking spot
  2. Positioning it far enough upstream for drivers to read the message and react at approach speed
  3. Making sure it does not block the view of other signs
  4. Connecting it to an electrical outlet

Answer: B — Positioning it far enough upstream for drivers to read the message and react at approach speed

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