# What Does The Three Second Gap Mean?

## What is the 4 second rule?

The 4 second rule is the minimum distance you should travel behind the vehicle immediately in front in adverse weather conditions such as rain or fog.

If this is the case then increase your distance from the vehicle in front..

## How many car lengths should you be behind someone?

Figure one car length for every ten miles an hour,” Barndt said. “So if you’re doing 55 miles an hour you should have six car lengths between you so that if something happens to the car in front of you, you have time to stop or react.” The number two item Barndt says drivers are all guilty of is being distracted.

## How many car lengths is 2 seconds?

Remaining at least 2 seconds from the vehicle in front will provide a distance of one car length per 5 mph, at which ever speed you drive. The 2 second rule is used regardless of speed because the distance between your vehicle and the one in front will extend the faster you travel.

## How many feet do you stay behind a car?

Emergency Vehicle – 500 feet (about 33 car lengths) – When lights are flashing, emergency vehicles are exceeding the speed limit, and you want to make sure you’re still obeying the law.

## What is the 5 second rule in driving?

If it takes you 3-5 seconds to pass an object after the car ahead of you has passed it, you’re at a safe following distance. You’ll need more space the faster you’re driving, so keep that in mind. If you follow any closer than 3 seconds, you’ll be tailgating the person in front of you, like a big jerk.

## What is the three to four second rule?

The four-second rule means that you leave four seconds between you and the vehicle in front. It gives you more time to react and more time to stop.

## How does the 3 second rule work in driving?

The Three-Second Rule Increasing the distance between you and the car ahead can help give you the time you need to recognize a hazard and respond safely. … If it is not at least three seconds, leave more space and increase your following distance. Think of following distance in terms of time, not space.

## What is 2nd gap?

The 2-second rule The phrase takes about 2 seconds to say, so if you pass the same fixed point before you’ve finished saying it, you’re too close and should leave more room. In wet conditions, this gap should be at least doubled.

## How many car lengths is safe?

The two-second rule is equivalent to one vehicle length for every 5 MPH of the current speed. It’s preferable to use seconds to gauge safe distances instead of feet or car lengths because vehicle sizes (and people’s depth perception) vary widely.

## What is the 12 second rule?

The 12-second rule is designed to remind motorists that they need room to slow down, stop or take evasive action if something happens on the road in front of them. By watching for possible road hazards 12 seconds ahead, drivers will have more of a chance to avoid a collision.

## What is 1 second for every 3 meters?

For professional drivers it is actually 1 second for every 3 meters of length of your truck. However we are recommending adding 2 seconds to this formula, so it would be 1 second for every 3 meters of length + 2 seconds. The extra seconds are for Perception Time and Decision Time.

## Which condition should you leave a 2 second gap?

The easiest way to judge a safe gap is to use the two-second rule. By keeping a minimum of a two second time gap in front of your vehicle (double in poor weather) you will create space in which to react to any emergency that happens ahead. In wet weather or on poor road surfaces you should double this gap.

## What is a 3 second following distance?

The 3-second rule is a simple way to double-check that you are driving at a safe following distance. Choose a fixed point that is even with the car in front of you. For example, a road sign or a building. … The 3-Second Rule allows for a safe following distance when the road is dry and straight.