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Stopping Distances

Drive at a speed that will allow you to stop well within the distance you can see to be clear.
You should:

Remember, large vehicles and motorcycles need a greater distance to stop.

Speed Thinking Distance Braking Distance Total Distance
20 mph 6 metres 6 metres 12 metres / 3 car lengths
30 mph 9 metres 14 metres 23 metres / 6 car lengths
40 mph 12 metres 24 metres 36 metres / 9 car lengths
50 mph 15 metres 38 metres 53 metres / 13 car lengths
60 mph 18 metres 55 metres 73 metres / 18 car lengths
70 mph 21 metres 75 metres 96 metres / 24 car lengths