Practice question

Under 49 CFR Part 397, a driver carrying placarded hazardous materials must:

  1. Take the shortest route only
  2. Attend the vehicle while loaded, avoid prohibited routes (tunnels/bridges where restricted), and have shipping papers within reach
  3. Refuse to stop ever
  4. Carry only at night

Answer: B — Attend the vehicle while loaded, avoid prohibited routes (tunnels/bridges where restricted), and have shipping papers within reach

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