Limiting vehicle weight on roads is a crucial regulation for ensuring traffic safety and protecting road infrastructure. Understanding traffic signs and regulations related to vehicle weight limits is essential for all drivers. This article provides detailed information about weight restriction signs, their meanings, and the regulations that must be followed.
Types of Vehicle Weight Restriction Signs
Sign P.115 “Total Vehicle Weight Limit”: 
Sign P.115 indicating a 10-ton weight limit for vehicles This sign is circular with a white background, red border, a black truck illustration, and the maximum permissible weight limit in the center. It regulates the maximum weight of the entire vehicle, including the vehicle’s weight and cargo, which must not exceed the number indicated on the sign. All vehicles, including priority vehicles, must comply with this sign. For example, sign P.115 with “10T” means the total weight of the vehicle must not exceed 10 tons.
Sign P.106b “No Trucks”: 
Sign P.106b prohibiting trucks with a specific weight limit This sign is also circular with a white background, red border, a red diagonal line from the top left to the bottom right, and a black truck illustration. The number on the sign indicates the maximum permissible cargo weight. Trucks with a cargo weight exceeding this number are prohibited from traveling on that road section. This sign also applies to tractors and specialized vehicles.
Sign P.116 “Axle Load Limit”: This sign regulates the maximum permissible load on each axle of the vehicle. Uneven weight distribution on the axles can damage the road surface.
Significance of Vehicle Weight Restrictions
Limiting vehicle weight on roads is important for:
- Protecting traffic infrastructure: Excessive vehicle weight can damage roads and bridges, endangering road users and incurring costly repairs.
- Ensuring traffic safety: Overloaded vehicles are often difficult to control and prone to accidents, especially during sudden braking or cornering.
- Extending the lifespan of traffic works: Complying with weight regulations helps extend the lifespan of roads and bridges, reducing maintenance costs.
Legal Regulations on Weight Limits
Appendix B of QCVN 41:2019/BGTVT details the meaning of weight restriction and total weight signs. Drivers must understand these regulations to avoid violations and penalties.
Conclusion
Adhering to vehicle weight restrictions on roads is the responsibility of every driver. Pay attention to traffic signs, understand the regulations, and transport goods within the permitted weight limits to contribute to safe and civilized traffic. Contact Xe Tải Mỹ Đình for advice on suitable truck models that meet your transportation needs and comply with weight regulations.
