South Australia · Learner's Theory Test · Road rules

In good driving conditions, what following gap does South Australia recommend you keep from the vehicle ahead?

The answer

At least 2 seconds
At least 3 seconds Correct
At least 6 seconds
At least 1 second

Why that's the answer

South Australia recommends keeping a gap of at least 3 seconds behind the vehicle in front in good conditions. Increase the gap in rain, poor visibility or when following large vehicles.

Where this rule comes from

Department for Infrastructure and Transport – The Driver's Handbook Official source

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