What is considered the safe minimum following distance at high speeds?

The safe minimum following distance at high speeds is a four-second gap. This standard allows for adequate reaction time and distance to safely stop if necessary. At higher speeds, vehicles cover ground more quickly, making it essential to maintain a longer distance to react appropriately to sudden stops or emergencies by the vehicle in front of you.

The four-second rule provides a buffer that helps reduce the risk of rear-end collisions, which can be particularly devastating at higher speeds. Drivers who follow closely at high speeds may not have enough time to stop safely, leading to dangerous situations. The four-second time frame accommodates for factors like increased speed, road conditions, and the driver's reaction time, making it a fundamental principle of safe driving in such conditions.