Average stopping distances

Always leave enough space between you and the vehicle in front so that you can stop safely in the event of an incident. In good weather conditions this should be a two-second gap. This should be increased to at least a four-second gap in poor weather conditions.

In dry weather conditions, with good tyres and an average car, stopping distances are likely to be: (click on the image below to view information).

stopping distances

Image courtesy of direct.gov.uk.