Tunnel Ahead Sign
A tunnel is ahead. Switch headlights to dip position before entering. Obey all signs inside the tunnel.
What Kind of Sign Is This?
Warning signs alert you to a hazard ahead so you can adjust speed and position before you reach it. They are yellow diamonds with a red border.
- NATIS code
- W319
- Category
- Warning
- Group
- Road Feature
K53 Questions on Warning Signs
Straight from the question bank, with the answer and the reason it is correct.
What does a triangular warning sign with a tunnel symbol (arch shape) indicate?▼
The TUNNEL WARNING sign indicates a tunnel ahead. You must SWITCH ON YOUR HEADLIGHTS to see and be seen, and you must NOT OVERTAKE inside the tunnel, as it is dangerous due to limited visibility and confined space.
A triangular sign with a red border on a white background shows a winding road symbol. What does this mean?▼
This WARNING sign indicates a winding or S-bend road ahead. You must reduce speed and be prepared for sharp curves.
A triangular sign with a red border shows a stick figure of a person walking. What does this warn of?▼
This triangular WARNING sign indicates a PEDESTRIAN CROSSING ahead. Slow down and be prepared to stop for pedestrians.
A triangular sign with a red border shows two children walking. What does this warn?▼
This is a SCHOOL ZONE warning sign. Children may be crossing the road. Reduce speed significantly and be prepared to stop.