What should you do?
Choose the side that suits your route and lane, checking mirrors and signalling if changing position.
How to recognise it
A blue disc with two white arrows pointing diagonally downward, one left and one right.
Common confusion
It does not give you a choice of turning direction; it only means either side of the obstruction is permitted.
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.
