System of lane control ahead
Warning that a system of lane control is ahead. This sign is common on smart motorways and tidal-flow sections. In the theory test it tests your understanding of lane control systems and the need to obey the signals. Always watch the overhead gantries carefully.
- Shape
- Rectangular
- Background
- Blue
- Border
- White
- Text type
- Other
- Diagram reference
- 5012.0
Where you'll see this sign
Smart motorways and tidal-flow sections.
Test yourself on UK road signs
How well do you really know your road signs? New Driver Hub's free mock theory test pulls from official-style DVSA questions and tells you which signs you keep getting wrong.
