Bend Ahead Warning Sign – Diagram 512-A | UK Permanent Road Traffic Management Sign

The Bend Ahead Warning Sign – Diagram 512-A is a permanent UK traffic sign used to warn motorists of a sharp bend to the left ahead. It improves safety by ensuring drivers reduce speed and prepare for the change in road alignment. Commonly installed on rural routes, winding roads, and high-speed approaches where bends may not be clearly visible.

Manufactured in accordance with TSRGD Diagram 512-A, BS EN 12899-1, and the Traffic Signs Manual Chapter 4, this sign face is produced with RA2 or R3B retroreflective sheeting on aluminium or composite substrates for maximum durability and visibility. Available in standard sizes ranging from 600mm to 1500mm, with fixing options including channel, plate-only, or self-adhesive.

• Compliant with TSRGD, BS EN 12899-1 and Chapter 4
• High visibility with RA2 and R3B reflective grades
• Durable aluminium or composite construction
• Available sizes: 600, 750, 900, 1200, 1500 mm
• Fixing options: Channel, Plate-only, Self-adhesive
• Free UK mainland delivery included

• Message: “Bend Ahead” with clear bend arrow symbol
• Black left-hand bend pictogram on white background
• High-visibility red triangular border
• Substrate options: Aluminium, Composite, Stickers
• Reflective classes: RA2 or R3B
• Fixings: Channel, Plate-only, Self-adhesive
• UV-stable, corrosion-resistant, weatherproof finish

• Where should this sign be used?
  On roads with sharp left-hand bends, particularly on rural or high-speed routes.
• Is it weather resistant?
  Yes — UV-stable, corrosion-resistant with RA2 or R3B reflective options.
• Can I order custom versions?
  Yes — bespoke sizes, branding and finishes can be produced on request.
• Which fixing option is suitable?
  Channel for posts, Plate-only for walls, Self-adhesive for smooth surfaces.