Practice question

For a Nebraska CDL combination vehicle, when inspecting the fifth wheel before coupling, you should check for:

  1. Damage, proper lubrication, mounting, and open locking jaws
  2. Tire pressure on the trailer axles
  3. The color of the glad-hand seals
  4. The trailer cargo manifest

Answer: A — Damage, proper lubrication, mounting, and open locking jaws

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

Practice more: Nebraska CDL Combination Vehicles Practice Questions - Nebraska CDL Combination Vehicles Test Exam →