Practice question

What is the best practice for controlling speed on a long steep descent in a heavy vehicle?

  1. Ride the foot brake continuously
  2. Select a low gear before the descent and use engine braking, supplementing with intermittent service brakes
  3. Shift to neutral and coast
  4. Turn off the speed limiter

Answer: B — Select a low gear before the descent and use engine braking, supplementing with intermittent service brakes

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