Practice question

Which answer best matches the official guidance for visual fifth wheel coupling check?

  1. A wide space between fifth wheels
  2. Jaws around the head of the kingpin
  3. A loose release arm
  4. No visible space and jaws locked around the kingpin shank

Answer: D — No visible space and jaws locked around the kingpin shank

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

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