| 摘要 |
The present invention relates to a full interchange urban road system and the traffic method of using it, characterized by that: the road system is a chessboard shaped double- layer road web, one layer of which is provided as a driveway (1) on the ground, another of which is provided as a footway (2) at a suitable elevation accordingly over the driveway, or as footpaths (3, 4) over the both sides of the driveway, between which interconnections (5) are arranged, or between which annular passages or aerial squares are arranged over parts of crossings of branch ways, a turnaround passageway (10) is designed between each two parallel expressways (6) or under a separate type fly-over bridge (8, 9) arranged at a location the two expressways intersecting, a branch arterial way (7) is provided between each two parallel expressways as a ramp for them or as a passageway for leading to subzone ways. The system according to the invention makes pedestrians and vehicles be separated, a great deal of road occupation area be saved, and full interchange for the expressways' crossings be achieved so that a crisscross expressway traffic system is established in the whole city as well as the problem of channelization is thoroughly resolved.
|
