山地城市道路规划刍议

山地城市地形、地质条件复杂,道路选形应依据道路等级和性质而定,采用曲线形设计方法,避开不良地质带;道路竖向规划应注意平面线形与纵面线形的协调;道路网络布局应追求自由式、组团式。城市各组团间应加强车流集散通道和人流集散通道建设,组团内部应合理规划支路,采用立交方式提高道路通行能力。

Meager Opinion on Road Planning for Mountainous Cities

The topographical and geographical con-ditions in mountainous cities are complicated.Theselection of road type must be made in accordancewith the road grade and its quality.The curve de-sign method should be adopted in the design toavoid the bad geographical zone and attention mustbe paid to the harmony of the plane line and thevertical line in the vertical planning of the road.Freestyle and grouped style are sought in the arrange-ment of road network.Efforts in the construction ofrouteways for vehicle flow and gathering as wellas people flow and gathering should be intensifiedbetween groups in the city.Branch roads should beproperly planned within the groups and flyoversare should be adopted to improve the traffic capacity.[