The standard sizes of general traffic signs are as follows:
1. Standard dimensions of triangle: 700mm, 900mm, 1100mm.
2. Square standard size: 600 * 600mm, 800 * 800mm.
3. Circular standard size: 600mm, 800mm, 1000mm. Introduction: Road traffic signs are graphical symbols that display traffic regulations and road information. They can make traffic regulations be expressed vividly, concretely and concisely. They also express the contents that are difficult to describe in words, which are used to manage traffic and indicate driving direction to ensure smooth road and driving safety. It is applicable to roads, urban roads and all special roads, and has the nature of laws. Vehicles and pedestrians must comply with it. The main functions of road traffic signs include: 1. providing road information and playing the role of road language. 2. Command and control traffic to ensure traffic safety. 3. Guide the road and improve driving efficiency.
4. Provide law enforcement basis for traffic management departments.
