Heavy rain: • Heavy rain will affect your visibility, so take it slow. Rule 126 of the Highway Code states that the braking distance between yourself and the vehicle in front of you should be two seconds when driving on a dry road, and at least four seconds in the wet. It is even longer on icy surfaces. IAM RoadSmart recommend up to 10 times the braking distance when driving on ice. • Your windscreen should be clean, wipers effective and the jets positioned correctly and aimed at the screen...