Module 8: Speed limits and safe following distances
The two-second and four-second rules
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What you will learn
Keep a safe following distance using the two-second and four-second rules.
- How to count two seconds
- When to use four seconds
The two-second rule
Safe-driving adviceIn good conditions, keep at least a two-second gap behind the vehicle in front. Pick a fixed object like a power pole. When the car ahead passes it, count 'one thousand and one, one thousand and two'. If you reach the object before you finish, you're too close.
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View official source (opens in a new tab)The four-second rule
Safe-driving adviceIn wet or icy conditions, or when visibility is poor, double the gap to at least four seconds.
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View official source (opens in a new tab)Knowledge check
A few quick questions – no timer, no pressure.
In good conditions, what is the minimum following distance recommended by the ?
Summary
- 2 seconds in good conditions.
- 4 seconds in wet, icy or poor visibility.
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How do you feel about this topic?
- Official sourceView official source: Road Code – Following distance (opens in a new tab)NZ Transport Agency Waka Kotahi – About driving › Key driving skills