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Home Permanent Traffic Signs Standard TSRGD Signs Triangular
Two-Way Traffic Sign (Diagram 521) – UK warning sign indicating two-way traffic ahead for driver safety.
  • Two-Way Traffic Sign (Diagram 521) – UK warning sign indicating two-way traffic ahead for driver safety.

Two-Way Traffic Ahead Sign – Diagram 521 | Permanent UK Traffic Sign

£7.29 – £71.86

Warning sign – alerts drivers to an upcoming section of road with two-way traffic, ensuring caution and safe navigation.

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Categories: Permanent Traffic Signs, Standard TSRGD Signs, Triangular
SKU: N/A Estimated delivery:1 - 3 days

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Description
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🔴 Two-Way Traffic Ahead Sign – Diagram 521 | Permanent UK Traffic Sign

It is an official UK warning sign that alerts drivers to a transition from a one-way road to a two-way traffic section. This sign is essential for road safety, driver awareness, and traffic management, ensuring that motorists are prepared for oncoming vehicles. It is fully TSRGD-compliant and is commonly found in road transition zones, temporary road layouts, and areas where two-way traffic resumes.

📍 Where is the Two-Way Traffic Ahead Sign Used?

This sign is placed in locations where drivers must be cautious of vehicles traveling in both directions:

  • End of dual carriageways transitioning into two-way roads
  • Single-lane roads with opposing traffic flow
  • Temporary road diversions and construction sites
  • Bridges and tunnels where two-way traffic is reinstated
  • Urban and rural roads where a change in traffic direction occurs

By warning drivers of an upcoming two-way traffic section, this sign helps reduce confusion, prevent head-on collisions, and improve overall road safety.

⚠️ Enhancing Driver Awareness & Traffic Control

The Two-Way Traffic Ahead Sign (Diagram 521) plays a critical role in:

✅ Alerting drivers to oncoming vehicles in both lanes
✅ Encouraging safe lane positioning and speed adjustments
✅ Preventing accidents caused by unexpected traffic direction changes
✅ Improving traffic control in mixed-flow road sections

With its clear triangular warning design featuring two opposing arrows, this sign provides instant recognition for approaching motorists.

📏 Highly Visible, Durable & Weather-Resistant

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

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

🛠 Easy Installation & Multiple Size Options

The Two-Way Traffic Ahead Sign is available in various standard UK road sign sizes and materials to suit different locations.

✔️ Pre-drilled holes for quick and secure installation
✔️ Available in multiple sizes for highways, rural roads, and urban streets
✔️ Compatible with post-mounting systems for easy setup

✅ Why Choose This Sign?

✔️ Official UK warning sign for two-way traffic ahead
✔️ Highly visible & reflective for maximum safety compliance
✔️ Weatherproof & durable for long-term outdoor use
✔️ Prevents confusion & enhances driver awareness
✔️ Fully compliant with UK TSRGD traffic regulations

📌 Summary

  • Two-Way Traffic Ahead Sign – Diagram 521 warns of an upcoming section with vehicles traveling in both directions.
  • Encourages drivers to stay alert and adjust their driving for oncoming traffic.
  • Highly visible, durable & weatherproof for long-term outdoor use.
  • Ideal for transition zones, rural roads, and areas with changing traffic flow.
  • Fully compliant with TSRGD UK traffic sign regulations.

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Additional resources:

Driving rules

  • The Highway Code
  • Legal obligations of drivers and riders
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:

Facing Type Warranty Duration
RA17 years
R2/RA210 years
R3B/R3C12 years

 

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