## How many car lengths are you supposed to stay behind another car?

Many drivers follow the “three-second rule.” In other words, you should keep three seconds’ worth of space between your car and the car in front of you in order to maintain a safe following distance. Many other organizations promote the three-second rule, including: National Safety Council (NSC)

## How many feet should you have between cars?

Answer provided by. With your thorough research, you’ll do an awesome job on your driving test! As a general rule, you’ll want to leave about three seconds of space between you and the driver in front of you—if you’re going 55 mph on a highway, that works out to roughly 250 feet (16 car lengths).

**How many car lengths is a car?**

How long is a car?

Size class | Length (feet) |
---|---|

Small car | 13.8 |

Small SUV | 14.4 |

Mid-sized car | 14.8 |

Full-sized car | 15.7 |

### What is the length between two cars?

In dry conditions, drivers are advised to keep a 2-second gap between themselves and the vehicle in front. An easy way of doing this is by remembering ‘only a fool breaks the 2-second rule’.

### What is the safe distance between two vehicles?

The two-second rule is a rule of thumb by which a driver may maintain a safe following distance at any speed. The rule is that a driver should ideally stay at least two seconds behind any vehicle that is directly in front of the driver’s vehicle.

**What is the safe following distance between two vehicles?**

3-second rule

The simplest way to keep a safe following distance is to follow the 3-second rule. When the vehicle in front of you passes a fixed object down the road, such as a sign or other landmark, start counting to three. (Make sure you’re counting properly; count one-1,000, two-1,000, three-1,000.)

#### What are the stopping distances for cars?

The stopping distance at 20mph is around 3 car lengths. At 50mph it’s around 13 car lengths….Stopping distances at different speeds.

Speed | Thinking + braking distance | Stopping distance |
---|---|---|

30mph | 9m + 14m | 23m (75 feet) |

40mph | 12m + 24m | 36m (118 feet) |

50mph | 15m + 38m | 53m (174 feet) |

60mph | 18m + 55m | 73m (240 feet) |

#### How many car lengths is a quarter mile?

If you calculate that a 1/4 mile is about 1332ft and a 2k2 Maxima is about 16ft long. If one car takes 15sec and the other car takes only 14sec to win then the margin would be around 5.5 car lenghts give or take a few feet.

**How many car lengths is 60 mph?**

Driver Care – Know Your Stopping Distance

Speed | Perception/Reaction Distance | Equal to Approx Number of Car Lengths (@15 feet) |
---|---|---|

30 mph | 44 feet | 6 |

40 mph | 59 feet | 9 |

50 mph | 73 feet | 14 |

60 mph | 88 feet | 18 |