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Side Road Ahead Warning Sign – Diagram 506.1-A. UK road safety sign used to warn of a left-hand side road merging ahead. Available in multiple sizes and reflective options.
Professional design, supply, and installation of all types of traffic signs across the UK.
Learn More 🚀The Side Road Ahead Warning Sign – Diagram 506.1-A is a permanent UK traffic sign used to warn drivers of a side road merging from the left ahead. This essential warning sign ensures drivers are prepared to reduce speed and watch for vehicles entering or exiting from the left. Commonly installed on rural roads, high-speed routes, and areas with poor visibility, it helps reduce accidents and improve junction awareness.
Manufactured to meet full compliance with TSRGD Diagram 506.1-A, BS EN 12899-1, and the Traffic Signs Manual Chapter 4, this sign is made from premium-grade aluminium or composite materials and finished with RA2 or R3B reflective sheeting for outstanding visibility in all weather and lighting conditions.
Available in sizes from 600mm to 1500mm, this sign supports flexible installation options including channel fixings, plate-only systems, and self-adhesive solutions.
🔧 Technical Review
The sign features a bold black vertical arrow with a left-hand side road symbol, set against a white background and surrounded by a highly visible red triangular border. Its UV-stable, corrosion-resistant finish ensures long-lasting performance and clarity.
✅ Why Choose Morelock for Your Diagram 506.1-A Sign?
✔️ Fully compliant with UK TSRGD and Chapter 8 standards
✔️ High-visibility RA2 and R3B reflective materials
✔️ Durable aluminium or composite substrate construction
✔️ Available sizes: 600mm, 750mm, 900mm, 1200mm, 1500mm
✔️ Mounting options: channel fixings, plate-only, or self-adhesive
✔️ Free UK delivery and fast dispatch direct from the manufacturer
📌 Ideal For:
• High-speed and rural roads approaching left-hand side roads
• Locations with limited visibility of merging traffic
• Road safety improvement projects
• Private roads connecting to public highways
• Traffic calming and hazard awareness zones
🌟 Summary (Why You Should Buy This Product)
• ✅ Official UK warning sign for side roads ahead from the left
• ✅ Fully compliant with Diagram 506.1-A, BS EN 12899-1, and Chapter 8
• ✅ High-visibility reflective options for all lighting and weather conditions
• ✅ UV-stable, weather-resistant, and built to last
• ✅ Buy direct from the manufacturer with free UK delivery and fast dispatch
| Feature | Details |
|---|---|
| Product Name | Side Road Ahead Warning Sign |
| Diagram Number | 506.1-A |
| Reflective Class (Facing) | RA2, R3B |
| Mounting Options | Channel, Plate-only, Self-Adhesive |
| Material (Substrate) | Aluminium, Composite, Stickers |
| Available Sizes (mm) | 600, 750, 900, 1200, 1500 |
| Compliance | TSRGD Diagram 506.1-A, BS EN 12899-1, Chapter 8 |
| Section | Link & Description |
|---|---|
| 🛒 Shop Permanent Signs | Browse our full range of permanent UK traffic signs |
| 📏 Sign Sizes | Available in sizes: 600mm to 1500mm in RA2 & R3B grades |
| 🧰 Installation Options | View installation types including quick fit, plate-only and more |
| 📞 Get a Quote | Request pricing for Diagram 506.1-A or similar signs |
| 📚 Regulations & Guidance | Traffic Signs Manual (GOV.UK) |
| Weight | 3.9 kg |
|---|---|
| Facing | RA1, RA2, R3B |
| Substrate | Aluminium, Composite, Stickers |
| Fixing | Channel, Plate Only, Self-Adhesive |
| Size (mm) | 300, 600, 750, 900 |
| Facing Type | Warranty Duration |
|---|---|
| RA1 | 7 years |
| R2/RA2 | 10 years |
| R3B/R3C | 12 years |
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