What should you do?
Slow down and be ready for oncoming traffic to be pushed closer to your side of the road.
How to recognise it
Yellow diamond with two vertical lines where the right line bends inwards towards the left.
Common confusion
The mirror image of road narrows from left; the bending line shows the side where the road gets narrower.
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.
