If you require a different size or material, please contact us
The One-Way Roadway road sign (R4.3) is an R1 Series control sign used at intersections to indicate that traffic must follow a one-way carriageway in the direction shown. It supports safe routing and prevents wrong-direction entry.
Purpose and function
This sign is used where a one-way road connects with another road, guiding drivers into the correct travel direction and reinforcing lawful flow.
Typical applications
- Intersections and junctions involving one-way streets
- Parking areas and internal site road networks
- Estate, campus, and industrial traffic circulation systems
Related one-way variants
Commonly used with
Explainer guide
For the full context on control signs, see our R1 Series Control road signs explainer.
Materials and ordering notes
- Permanent road sign supplied on 1.2 mm Chromadek steel
- Class 1 retro reflective sign face
- Poles, clamps, nuts and bolts are not included, email us if you require a quote
- Please confirm stock availability when ordering road signs
Driver action
- Follow the direction shown by the arrow to use the correct carriageway
- Do not travel against the one-way flow