Practice question

When must a driver carrying explosives check their tires?

  1. Only during the pre-trip inspection
  2. At the start of the trip and every 2 hours or 100 miles, whichever comes first
  3. Every time the vehicle is parked
  4. Only if they suspect a problem

Answer: B — At the start of the trip and every 2 hours or 100 miles, whichever comes first

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