Sharp curve chevron left or right

Where you'll see it

On any road especially in mountainous areas

What it means

To warn that the road ahead curves suddenly • to the left (W406, W408, TW406, TW408) or • to the right (W405, W407, TW405, TW407)

What you must do

Slow down to take the curve at a safe speed or to be able to stop within the distance you can see. 1

Source: Signs manual W405, TW405, W407, TW407, W406, TW406, W408, TW408