Practice question

What is the safest following distance for a heavy vehicle travelling behind another vehicle during heavy rain?

  1. The same 3-second gap used in dry conditions
  2. Double the normal dry-weather following distance — at least 6 seconds
  3. 1 second is sufficient because other drivers are also going slowly
  4. Following distance does not need to change in rain

Answer: B — Double the normal dry-weather following distance — at least 6 seconds

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