What are Truck Restriction Signs? Meaning and Recognition

Truck restriction signs prohibit trucks exceeding a specific weight limit from entering certain roads or routes. These signs are implemented to ensure traffic safety, reduce congestion, and protect road infrastructure.

Recognizing Truck Restriction Signs

There are two common types of truck restriction signs:

• Sign 308: A circular sign with a red border, white background, and a black truck symbol in the center. This sign prohibits all trucks, regardless of weight.
• Sign 309: A circular sign with a red border, white background, a black truck symbol, and a black number in the center. This sign prohibits trucks with a weight equal to or greater than the indicated number. For example, sign 309 with the number 5 prohibits trucks weighing 5 tons or more.

Important Notes When Encountering Truck Restriction Signs

• Always pay attention to traffic signs while driving.
• Know the weight limit of your truck.
• Strictly obey traffic signs and avoid violations.