Reversible lane lines

Reversible lane lines: what it means

Sign WM4

What it means

These lines warn that the marked lane can be used by traffic from the opposite direction at various times of the day or night.

What you must do

Look out for approaching vehicles.

Where you see it

On any road.

Remember

At some times this lane carries traffic from the opposite direction.

Test yourself

Question 1
Which road marking warns that a lane can be used by traffic from the opposite direction at various times of the day or night?
A
B
C
Show answer
Answer: Picture B
Reversible lane lines warn that the lane can be used by oncoming traffic at various times.
Question 2
True or false?
At reversible lane lines, a driver must be on the lookout for approaching vehicles.
Show answer
Answer: True
True: at reversible lane lines you must look out for approaching vehicles.

Part of the chapter Warning and guidance road markings explained

Reading is slow. A five-minute DRIVE teaches you this faster.