What should you do?
Reduce speed and avoid harsh braking or steering, particularly on mud, dust or fresh materials.
How to recognise it
Orange diamond with a car and two wavy skid marks behind it.
Common confusion
The orange colour means it is temporary and linked to works, unlike the permanent yellow slippery road sign.
Explanation written by the My Driving Test editorial team using the Department of Transport Traffic Signs Manual conventions and the RSA Rules of the Road.
