A safe following distance on snowy roads is at least:

Question: A safe following distance on snowy roads is at least:

Answer options:

• 2 seconds
• 3 seconds ✅ 4–6 seconds
• Same as dry

Correct answer: 4–6 seconds

Explanation: On snowy roads, a following distance of at least 4 to 6 seconds is necessary because slippery winter conditions significantly reduce tire traction and increase stopping distances. The standard 2-second rule applies only to ideal, dry conditions, while a 3-second gap is recommended for high-speed dry roads; neither provides enough reaction time or braking space on snow. Maintaining the same distance as on dry pavement is highly dangerous due to the risk of sliding. ICBC rules emphasize increasing your space cushion to mitigate environmental hazards. For the Class 7 test, memorizing these specific safe margins under adverse conditions is crucial for passing the knowledge exam.