Practice question

What is the recommended advance warning sign sequence for a lane closure on a freeway?

  1. A single ROAD WORK AHEAD sign
  2. A series of signs starting with ROAD WORK AHEAD, then the specific condition (RIGHT/LEFT LANE CLOSED), then a merge sign
  3. No signs are required on freeways
  4. Only arrow boards are needed

Answer: B — A series of signs starting with ROAD WORK AHEAD, then the specific condition (RIGHT/LEFT LANE CLOSED), then a merge sign

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