Road Sign B23 – “No U-Turn”

Road sign B23 indicates that making a U-turn is strictly prohibited in the area where the sign is installed. The sign is circular with a red border and white background, featuring a black arrow crossed by a red diagonal line, symbolizing the restriction.

It is used on streets, avenues, highways, intersections, narrow roads, and areas with heavy traffic, where making a U-turn could create dangerous situations, congestion, or risks for pedestrians and other vehicles.

Specifications:

• Shape: Circular

• Background: White

• Border: Red

• Symbol: Black arrow with prohibition (red diagonal line)

• Diameter: 600 mm (city streets), 750 mm (main roads), 900 mm (highways)

• Material: Aluminum 1.5–2 mm

• Reflective coating: RA1 / RA2 / RA3

• Mounting: Standard galvanized pole Ø 48 mm

• Durability: UV resistant, weatherproof, corrosion-resistant

B23 is essential for traffic organization and safety, preventing dangerous maneuvers, maintaining smooth traffic flow, and ensuring the safety of all road users.