Practice question

What is the blue Emergency Notification System sign at a railroad crossing used for?

  1. Showing the posted speed limit for the road
  2. Contacting the railroad about crossing, track, or train-travel problems and identifying the crossing location
  3. Telling drivers where to buy fuel
  4. Allowing drivers to request a green light

Answer: B — Contacting the railroad about crossing, track, or train-travel problems and identifying the crossing location

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