To safely stop in emergencies always allow a space cushion of at least:
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5 seconds behind the vehicle in front of you.
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4 seconds behind the vehicle in front of you.
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1 second behind the vehicle in front of you.
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7 seconds behind the vehicle in front of you.
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Explanation
When vehicles ahead do something unexpectedly, you will need time to react. Always leave enough room between your vehicle and the vehicle ahead so you can stop safely if the other vehicle stops suddenly. Maintaining a following time of 4 seconds improves your line of sight, and allows more time to avoid hazards.
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Other questions in the same category: Safe Following Distances
You should allow for more space between you and the vehicle ahead when:
To give yourself a 3 to 4 second following distance from the vehicle ahead of you:To keep the driver behind you at a safe distance you should:Allow extra space in front of your vehicle when following a:You are driving on a four-lane divided highway, two vehicles are driving side by side ahead of you, and you are in a hurry. You should:To maintain an adequate "space cushion" around their vehicle, drivers need to:A good rule for drivers to follow is to stay at least two to three seconds behind the vehicle ahead.To avoid a rear-end collision with the vehicle in front of you, you should:When driving, it is important to keep a space cushion _________ your vehicle.Braking distance is affected by:
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