Maximum Headroom Warning Sign – Diagram 530A | Permanent UK Traffic Sign

⚠️ Maximum Headroom Warning Sign – Diagram 530A | Permanent UK Traffic Sign

It is an official UK warning sign that alerts drivers to an upcoming height restriction. It is essential for high-sided vehicles, lorries, buses, and other tall vehicles to take caution when approaching the specified clearance. This sign helps prevent collisions with low bridges, tunnels, underpasses, and overhead structures, ensuring road safety and compliance with TSRGD regulations.

This sign features a clear triangular warning symbol with a downward black arrow and height measurements (metres and feet/inches), ensuring instant recognition for drivers.

📍 Where is the Maximum Headroom Warning Sign Used?

This warning sign is strategically placed in locations where low clearance is a potential hazard, including:

• Low bridges and railway underpasses
• Tunnels and covered roadways
• Overhead structures such as gantries and footbridges
• Multi-storey car park entrances and drive-through access points
• Low-hanging tree canopies or industrial site entrances

By warning high-sided vehicles in advance, this sign helps prevent accidents, vehicle damage, and road obstructions caused by inadequate clearance.

⚠️ Preventing Height Restriction Accidents

The Maximum Headroom Warning Sign (Diagram 530A) plays a crucial role in road safety by:

✅ Alerting drivers to an upcoming height restriction
✅ Preventing high-sided vehicles from getting stuck or causing collisions
✅ Encouraging route adjustments for vehicles exceeding the height limit
✅ Reducing damage to infrastructure, such as bridges and tunnels
✅ Ensuring compliance with UK road safety regulations

With a bold and highly visible design, this sign provides clear pre-warning before height-restricted areas.

📏 Highly Visible, Durable & Weather-Resistant

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

✔️ Retroreflective surface for high visibility in both daylight and night-time conditions
✔️ Weatherproof and corrosion-resistant materials for long-lasting performance
✔️ Fully TSRGD-compliant, meeting UK road safety standards

🛠 Easy Installation & Multiple Size Options

The Maximum Headroom Warning Sign – Diagram 530A is available in various standard UK road sign sizes and materials to suit different locations.

✔️ Pre-drilled holes for quick and secure installation
✔️ Multiple size options for highways, tunnels, and industrial sites
✔️ Compatible with post-mounting systems for easy setup

✅ Why Choose This Sign?

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

📌 Summary

• Maximum Headroom Warning Sign – Diagram 530A warns drivers of an upcoming height restriction.
• Prevents high-sided vehicle collisions with low bridges, tunnels, and overhead structures.
• Highly visible, durable & weatherproof for long-term outdoor use.
• Ideal for roadways, tunnels, bridges, and multi-storey car parks.
• 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