Practice question

When must a heavy vehicle driver use low-beam headlights during the day in the ACT?

  1. Only between 6 pm and 6 am
  2. Whenever visibility is reduced, such as in fog, heavy rain, or when using windscreen wipers
  3. Only in tunnels
  4. Never during daytime

Answer: B — Whenever visibility is reduced, such as in fog, heavy rain, or when using windscreen wipers

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

Practice more: ACT Heavy Vehicle Knowledge Test Practice Questions - Heavy Vehicle Knowledge Test (Rigid Combination Road Rules Knowledge Test) Exam →