Plane crossing
The plane crossing is the intersection of two roads on the same plane, commonly known as intersections or intersections. According to the shape is divided into cross, X-shaped, T-shaped, Y-shaped, ring (ie ring) and so on. Flat road crossings are common in urban road networks. Traffic is not busy by the road traffic signs to remind the driver and pedestrians to avoid their own. Traffic in the busy case there are more traffic signs control. As for the ring is not required, but does not apply to the flow of high or high speed situation. Another way to cross the road is to cross the bridge. ...