Practice question

After releasing the fifth wheel, how should you pull the tractor out?

  1. Use only the trailer hand valve for normal stopping
  2. Skip the visual inspection if the vehicle moves during a tug test
  3. Drive at normal speed and correct problems after the trip
  4. Slowly until the fifth wheel clears, then stop and check trailer support

Answer: D — Slowly until the fifth wheel clears, then stop and check trailer support

The correct answer is shown above. Try the full quiz for additional practice.

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