Practice question

During Wisconsin doubles/triples operation, which choice best matches official guidance on visible fifth-wheel space?

  1. no visible space between upper and lower fifth wheel
  2. a large visible gap
  3. space only on the left side
  4. space filled by an air hose

Answer: A — no visible space between upper and lower fifth wheel

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

Practice more: Wisconsin CDL Doubles Triples Practice Questions - Wisconsin CDL Doubles and Triples Endorsement Test Exam →