Practice question

What should a driver visually check on the 5th wheel after coupling?

  1. Only that the trailer is straight
  2. That the locking jaws are closed around the kingpin, the release handle is in the locked position, and there are no gaps
  3. That the 5th wheel is painted
  4. Only the 5th wheel grease

Answer: B — That the locking jaws are closed around the kingpin, the release handle is in the locked position, and there are no gaps

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Practice more: UK LGV Theory Test (Driver CPC Part 1) →