If you require a different size or material, please contact us
The One-Way Roadway road sign (R4.1) is an R1 Series control sign used to indicate that traffic must travel in one direction only. It prevents wrong-way entry, reduces head-on collision risk, and improves traffic flow in constrained road networks.
Purpose and function
This sign clearly communicates a one-way traffic pattern. It is used to guide drivers into the correct direction of travel and to reinforce lawful movement through intersections and access routes.
Typical applications
- One-way streets in towns and cities
- Parking areas and internal traffic circulation routes
- Estate roads, campuses, and industrial sites with directional control
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, enquire if Class 3 is required
- Poles, clamps, nuts and bolts are not included, email us if you require a quote
- Please confirm stock availability when ordering road signs