Road Narrows on Right Sign – Diagram 517 | Permanent UK Traffic Sign

£7.29 – £71.86

Warning sign – alerts drivers that the road ahead narrows from the right side, requiring caution and lane adjustment to maintain safe traffic flow.

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⚠️ Road Narrows on Right Sign – Diagram 517 | Permanent UK Traffic Sign

It is an official UK warning sign used to alert drivers that the road ahead will narrow from the right-hand side. This sign is crucial for road safety and traffic management, ensuring that motorists reduce speed, adjust their position on the road, and prepare for a potential reduction in lane width. It is fully TSRGD-compliant and is commonly installed on rural roads, highways, and urban areas where lane width decreases due to road design, construction, or natural restrictions.

📍 Where is the Road Narrows on Right Sign Used?

This sign is positioned in locations where lane narrowing on the right-hand side could impact traffic flow and safety:

Rural roads with natural obstructions reducing road width.
Highways with lane reductions due to road layout changes.
Urban areas where buildings or structures encroach on road space.
Roadworks where temporary narrowing occurs on the right side.
Bridges or tunnels where lane width decreases.

By warning drivers of the upcoming road change, this sign helps prevent sudden braking, lane departure incidents, and side-swipe collisions.

⚠️ Ensuring Safe Navigation on Narrow Roads

The Road Narrows on Right Sign (Diagram 517) improves road safety by:

✅ Alerting drivers to an upcoming narrowing on the right-hand side.
✅ Encouraging slower speeds and increased awareness of road positioning.
✅ Preventing last-minute lane changes and dangerous overtaking.
✅ Ensuring compliance with UK road safety regulations.

With its clear triangular warning design, featuring a narrowing road symbol, this sign provides instant recognition for motorists approaching a lane reduction.

📏 Highly Visible, Durable & Weather-Resistant

This official UK warning sign is designed for long-term outdoor use, providing maximum visibility and resilience in all conditions.

✔️ Retroreflective surface for high visibility in both day and night conditions.
✔️ Weatherproof and corrosion-resistant materials for long-lasting durability.
✔️ TSRGD-compliant – fully meets UK road safety regulations.

🛠 Easy Installation & Multiple Size Options

The Road Narrows on Right Sign (Diagram 517) is available in various standard UK road sign sizes and materials, making it suitable for different road environments.

✔️ Pre-drilled holes for easy installation.
✔️ Multiple size options for highways, rural roads, and urban areas.
✔️ Compatible with post-mounting systems for secure setup.

✅ Why Choose This Sign?

✔️ Official UK warning sign for road narrowing on the right.
✔️ Highly visible & reflective for enhanced safety.
✔️ Weatherproof & durable for outdoor use.
✔️ Prevents confusion & improves driver awareness.
✔️ Fully compliant with TSRGD UK traffic regulations.

📌 Summary

Road Narrows on Right Sign (Diagram 517) alerts drivers to an upcoming lane reduction.
Encourages caution, lower speeds, and safer road positioning.
Highly visible, durable, and weatherproof for long-term outdoor use.
Ideal for rural roads, highways, and areas with restricted lane width.
Fully compliant with TSRGD UK traffic sign regulations.

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Additional resources:

Driving rules

The reflective materials used are weather resistant and designed for outdoor application. The range consists of three classes including RA1, R2/RA2, and R3B/R3C. The outdoor service life for each class of material is as follows: