| 摘要 |
The present invention is to provide an intersection system which can do without, or drastically minimize, the frequency of having to wait for traffic signals in order to relief traffic congestion and minimize the land occupied by an intersection system. To attain this purpose the present invention provides a system which has ring-shaped roads on upper and lower levels each at a central section of an intersection, and half-main roads and entries being connected on the outer circumferences at these ring-shaped roads. <IMAGE> |
