Practice question

What is the main reason to check low-clearance signs and route restrictions in a CMV?

  1. CMVs may be too tall, heavy, or restricted for certain roads, bridges, or underpasses
  2. Route signs apply only to bicycles
  3. Low-clearance signs are advisory decorations only
  4. A CDL allows a driver to ignore bridge restrictions

Answer: A — CMVs may be too tall, heavy, or restricted for certain roads, bridges, or underpasses

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