Step 25 of 35Safe distance and stopping distance
Chapter 8 · 9 rules

Safe distance and stopping distance

Keep a safe gap and understand reaction, braking and stopping distance.

1. Safe distance2. Reaction and braking distance3. Stopping distance4. The basic rule

Section 1Safe distance

1

Half your speed in metres

Official source · art. 10.1.2° · last amended 2004-01-01De bestuurder moet, rekening houdend met zijn snelheid, tussen zijn voertuig en zijn voorligger een voldoende veiligheidsafstand houden.Open the full article on Justel

Safe following distance

Rule of thumb: speed ÷ 2 = metres of gap. At 120 km/h keep 60 m, at 100 km/h keep 50 m.

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Chapter 1 is free. You can read the first rule of this lesson above; the rest of the lesson and its practice questions unlock with a plan.

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Rules in this lesson

  1. Two-second rule
  2. Reaction distance
  3. Braking distance
  4. Wet road
  5. Stopping distance
  6. It grows fast with speed
  7. Numbers to remember
  8. Adapt your speed

Test yourself

Pick a level. Questions you have not seen or got wrong come first.

EasyWarm-up: the key facts of this lesson, one step at a time.8 questions
NormalTest level: situations and pictures like on the real test.14 questions
HardBeyond the test: exceptions, numbers and spot-the-mistake pictures.3 questions
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