Intersection round traffic system

The utility model provides an intersection traffic system, namely an intersection round traffic system. A round channel is arranged on a road in any direction of an intersection; the round channel comprises two 180-degree steering bent channels; the bent channels are arranged at the two sides of the intersection respectively, are close to the intersection and are kept with a certain distance with each other; the bent channels can be tunnels, and can also be overhead viaducts. Due to the system, each road is guaranteed to be smooth in each direction, and a traffic lamp system is not required to set. Moreover, the intersection traffic system is simple in structure, and convenient to arrange and popularize.