W406
At a glance
- Sign code
- W406
- Type
- Warning
- Official meaning
- A hazard marker indicating a sharp change of direction in the road to the left, placed facing oncoming traffic on the outside of the curve.
What the Sharp curve chevron sign means
The road bends sharply to the left here. The chevron points the way the road goes.
What you must do
Slow down before the bend and steer left, following the direction the chevron points.
Know the mistake this sign turns on
Full access adds the confusion Sharp curve chevron is most often mistaken for and the hint for the test, on this sign and every other one — plus practice questions and timed mock papers. The practice sample and the readiness test are free.
See the free practice testSources
- Road Traffic Signs chart, National Department of TransportThe official chart. Sign W406 was checked against it, artwork and meaning, before being published here.
- National Road Traffic Regulations, 2000 — Schedule 1Where the prescribed meaning of each road traffic sign is set out.
Last updated 2026-08-23.