# Question: How Many Feet Does It Take To Stop A Car Going 55 Mph?

## How many feet does it take to stop a car going 50 mph?

Driver Care – Know Your Stopping DistanceSpeedPerception/Reaction DistanceBraking Distance40 mph59 feet80 feet50 mph73 feet125 feet60 mph88 feet180 feet70 mph103 feet245 feet2 more rows.

## How many seconds does it take to stop a car at 55 mph?

6 secondsTotal stopping distance; traveling at 55 mph, it will take about 6 seconds to stop your vehicle.

## How many feet does it take to stop a car going 35 mph?

136 feetAt 30mph the stopping distance is much greater—109 feet. At 35 mph it goes up to 136 feet, and you’re not really speeding yet. Switch up the numbers to freeway speeds—60 mph has a stopping distance of around 305 feet. That’s the length of an entire football field to stop.

## How do you calculate stopping distance?

Easy method: Calculate the braking distance Formula: Remove the zero from the speed, multiply the figure by itself and then multiply by 0.4. The figure 0.4 is taken from the fact that the braking distance from 10 km/h in dry road conditions is approximately 0.4 metres.

## How many feet does it take to stop at 65 mph?

525 feetBraking distance is the distance it takes to stop your vehicle once you apply the brakes. At 65 mph, it takes an additional 5.5 seconds or about 525 feet of actual brake application to stop your vehicle.

## What is the safe stopping distance?

Assume you’re going 30 mph. Average perception/reaction time is 1.5 seconds, which translates to a distance traveled of 66 feet. Now, assuming your car has good brakes, at 30 mph, actual stopping distance required averages 45 feet. That’s a total stopping distance of 111 feet.

## How quickly can a car stop?

In an emergency the average driver takes approximately 1.5 seconds to react. A modern vehicle with good brakes and tyres, after braking, is capable of stopping at approximately 7 m/s2. A dry road that is sealed and level enables good friction between the tyres and the road to help stop the vehicle sooner.

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

Car: 243 feet (about 16 car lengths) – This gives you the necessary space to stop safely. Semi-Truck: 300 feet (about 20 car lengths) – Semis carry heavy loads, so more than slamming on the brakes, something can fall off or out of the truck, and you need time to react and avoid the debris.

## How many car lengths should you be?

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.

## What is the deadliest vehicle accident?

Rollover Accident Similar to head-on collisions, rollover crashes are some of the most dangerous car accidents in the United States. Nearly 11% of all automobile fatalities are due to rollover accidents.

## What is a good stopping distance for a car?

Virtually all current production vehicles’ published road braking performance tests indicate stopping distances from 60 mph that are typically 120 to 140 feet, slightly less than half of the projected safety distances.

## What is a good 60 0 braking distance?

From 60 to 0 in 101 Feet or Less When it comes to braking distances, you might think that the lighter the car, the better. However, when you have a lot of power under the hood, it’s not that easy to come to a quick stop.

## How long does it take to stop a car going 60 mph?

A vehicle traveling at 60 mph covers 88 feet per second. But stopping that vehicle takes over 4.5 seconds and covers a distance of 271 feet.

## How long does it take a car to stop at 70 mph?

Stopping DistancesSpeedThinking Distance 2Braking Distance50 mph50 feet125 feet60 mph60 feet180 feet70 mph70 feet245 feet80 mph80 feet320 feet3 more rows•Aug 2, 2016

## How do you calculate stopping distance in feet?

To estimate stopping distance when driving, remember that the average car length is 15 feet. So four car lengths is roughly equal to 60 feet. When driving 70 mph, the stopping distance is 102.7 feet per second (fps = 1.467 x mph).

## How many car lengths is a safe distance?

The two-second rule is a rule of thumb by which a driver may maintain a safe trailing 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 his or her vehicle.

## How many car lengths is 2 seconds?

The two-second rule is useful as it works at most speeds. It is equivalent to one vehicle- length for every 5 mph of the current speed, but drivers can find it difficult to estimate the correct distance from the car in front, let alone to remember the stopping distances that are required for a given speed.

## What is the most common collision cause?

The Six Most Common Causes of CollisionsDistracted Driving. Distracted driving is the most common cause of motor vehicle accidents in the United States. … Speeding. … Driving Under the Influence of Alcohol and Drugs. … Aggressive Driving. … Falling Asleep Behind the Wheel. … Adverse Weather Conditions.