Flood Warning Sign (High Speed) – Diagram 554A | Temporary UK Traffic Sign

Flood Warning Sign (High Speed) – Diagram 554A | Temporary UK Traffic Sign

The Flood Warning Sign (High Speed) – Diagram 554A is a high-visibility triangular UK road sign designed to warn drivers of potential flooding on the road ahead. It is an essential part of temporary traffic management during adverse weather conditions, helping to prevent accidents and keep road users informed in real-time.

This sign is fully compliant with TSRGD Diagram 554A, BS EN 12899-1, and Chapter 8 of the Traffic Signs Manual, making it suitable for deployment by councils, emergency services, civil engineering firms, and road maintenance contractors. It’s typically installed at flood-prone locations, riverbanks, low-lying roads, and during storm response.

🔧 Technical Review

This sign uses bold black text on a white reflective background, encased in the UK-standard red triangle to ensure maximum visual impact. It is constructed from aluminium composite and finished with RA2 high-intensity reflective sheeting for clear visibility in heavy rain, mist, and nighttime conditions.

Mounted on a folding steel frame or a traffic cone base, it is designed for quick, tool-free deployment. Lightweight, durable, and weather-resistant, the sign is built to endure repeated use in challenging conditions.

🔧 Product Specifications

• Visibility & Sign Face
  • Red-bordered triangle with black “Flood” text
  • High-visibility RA2 reflective surface

• Mounting System
  • Compatible with folding frames and cone bases
  • Quick-deploy design for fast setup

• Material & Durability
  • Aluminium composite face
  • UV-stable, weatherproof laminated surface

• Compliance
  • Diagram 554A approved
  • Fully conforms to BS EN 12899-1 and Chapter 8

✅ Why Choose Morelock ?

✔️ Fully compliant with UK TSRGD standards
✔️ Trusted by councils and emergency response teams
✔️ RA2 reflective material for low-light and wet weather visibility
✔️ Fast UK delivery and competitive pricing
✔️ Easy to deploy and store
✔️ Built for long-lasting, reusable performance

📌 Ideal For:

• Roads prone to flash flooding
• Riverbanks and low-lying zones
• Temporary diversions during storms
• Emergency road closures
• Local authority and contractor deployment

🌟 Summary (Why You Should Buy This Product)

• ✅ UK-standard flood warning sign for temporary deployment
• ✅ RA2 reflective surface for night-time visibility
• ✅ Fast-deploy with cone or folding frame
• ✅ Compliant with Diagram 554A, BS EN 12899 & Chapter 8
• ✅ Lightweight, reusable, and weather-resistant
• ✅ Trusted by local councils and emergency teams