What should you do?
Reduce speed before reaching it to keep control and avoid damaging the vehicle.
How to recognise it
Orange diamond with a road profile that has a single raised hump in the middle.
Common confusion
Not the yellow sharp rise sign; this orange version relates to a temporary change in level at works.
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.
