Double Bend Ahead Sign – Diagram 513 | Permanent UK Traffic Sign

⚠️ Double Bend Ahead Sign – Diagram 513 | Permanent UK Traffic Sign

The Double Bend Ahead Sign (Diagram 513) is an essential UK traffic warning sign that alerts drivers to an upcoming double bend or series of bends, with the first bend to the left. This triangular red-bordered sign ensures that motorists slow down and remain cautious, helping to reduce accident risks on winding roads.

🚗 Where is the Double Bend Ahead Sign Used?

This permanent UK traffic sign is commonly installed in areas where sharp bends or winding roads require advanced driver awareness:

• Rural roads and country lanes, where tight bends are frequent
• Hilly or mountainous areas, where roads twist and turn unexpectedly
• High-speed roads approaching sharp bends, requiring early speed adjustment
• Urban areas with narrow streets, where visibility is limited
• Roads near bodies of water, where veering off could be hazardous
• Accident-prone areas, where prior crashes have occurred due to bends

By providing an early warning, the Double Bend Ahead Sign (Diagram 513) helps drivers adjust their speed and maintain better control, reducing the likelihood of sudden braking or skidding.

🔴 Enhancing Road Safety with Clear Warnings

The  Sign plays a crucial role in UK road safety by:

✅ Alerting drivers to the presence of sharp bends ahead
✅ Encouraging speed reduction and improved steering control
✅ Minimizing accident risks on winding or curved roads
✅ Ensuring compliance with TSRGD UK traffic regulations
✅ Enhancing safety for all road users, including cyclists and motorcyclists

📏 Highly Visible, Durable & Weather-Resistant

This permanent UK traffic sign is designed for maximum durability and visibility, making it ideal for all weather conditions:

✔️ Reflective surface for day and night visibility
✔️ Weatherproof and rust-resistant materials for long-term outdoor use
✔️ Fully TSRGD-compliant, meeting UK traffic safety standards
✔️ Fade-resistant construction for extended effectiveness
✔️ Engineered to withstand harsh weather, including rain, snow, and UV exposure

🛠 Easy Installation & Size Options

The Diagram 513 is available in multiple sizes and materials to accommodate different road types:

✔️ Pre-drilled holes for quick and secure mounting
✔️ Available in multiple size options for highways, rural roads, and urban streets
✔️ Compatible with standard post-mounting systems for easy installation
✔️ Lightweight yet highly durable, ensuring long-term performance
✔️ Offered in different reflective grades for enhanced visibility at night

✅ Why Choose This Sign?

✔️ Official UK warning sign for double bends and winding roads
✔️ Designed to improve road safety and prevent accidents
✔️ Highly visible, reflective, and weather-resistant
✔️ Fully compliant with TSRGD UK traffic regulations
✔️ Essential for high-risk areas, including rural and high-speed roads
✔️ Helps drivers prepare for sudden bends, reducing dangerous maneuvers

📌 Summary

• Double Bend Ahead Sign – Diagram 513 warns of an upcoming double bend or series of bends, with the first bend to the left.
• Encourages drivers to slow down and remain cautious on winding roads.
• Highly visible, durable, and weatherproof, ensuring long-term effectiveness.
• Ideal for highways, rural roads, and areas with sharp curves.
• TSRGD-compliant, meeting all UK road safety standards.
• Helps prevent accidents by improving driver awareness of potential road hazards.
• Available in various sizes with easy installation options.

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Additional resources:

Driving rules

• The Highway Code
• Legal obligations of drivers and riders