Defensive Driving Techniques
⏱ ~3-min readAceMark GuideWhat this topic is really about
A minimum following distance of three seconds is recommended for normal dry-road conditions.. Defensive driving recommends a minimum three-second following distance under good conditions, giving time to perceive and react to sudden stops.
When driving at night, look toward the right edge of your lane and use the lane line as a guide to avoid being blinded by oncoming headlights.. To avoid temporary blindness from oncoming headlights, shift your gaze toward the right side of your lane and use the painted edge line or pavement marking as a guide.
See the mechanism
This allows for enough time to perceive and react to a sudden stop by the vehicle ahead. A diagram for this topic isn't available yet — the worked example below walks the same reasoning step by step.
An exam-style question, fully explained
What is a safe minimum following distance recommended for normal dry-road conditions using the time-gap method?
- Identify what the question tests: What is a safe minimum following distance recommended for normal dry-road conditions using the time-gap method.
- Defensive driving recommends a minimum three-second following distance under good conditions, giving time to perceive and react to sudden stops.
- You measure it by noting when the vehicle ahead passes a fixed point and counting three seconds before you reach it.
- In rain, fog, or heavy traffic the gap should be increased.
- Why it matters: This allows for enough time to perceive and react to a sudden stop by the vehicle ahead.
Traps the examiner sets
- Many drivers underestimate the time needed to stop safely, and a three-second gap is the minimum recommended under good conditions, with longer gaps needed in adverse conditions.
- Many drivers mistakenly try to stare at the headlights or close one eye, thinking it will reduce glare, but the effective technique is to look away toward the lane edge.
- Many drivers still recall the outdated 10‑and‑2 position, assuming it offers better control, but it increases the chance of airbag‑related injuries.
- Many drivers think a space cushion only means following distance or staying in a particular lane, but it actually involves space on all sides of the vehicle.
- To avoid temporary blindness from oncoming headlights, shift your gaze toward the right side of your lane and use the painted edge line or pavement marking as a guide.
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