城市立交区域交通改善基本对策

城市立交区域内经常出现交通堵塞等问题,应该从区域层面来改善。概括了立交系统的定义、组成及功能分类,从路网和立交系统两个层面提出了立交区域交通改善基本对策,给出了城市立交交通改善的基本流程,并以某立交改造工程为例进行了实证分析。结果表明,立交的改善必须借用交通工程的思想,从路网、立交系统多个角度来改善其交通问题。

Study on Traffic Countermeasures for Urban Interchange Region Improvement

Traffic congestion often appeared in urban interchange region frequently,and should be avoided from aspect of region.Firstly,definition of urban interchange system,the composition and characteristic of interchange system were introduced.From two aspects of road network and interchange system,the countermeasures for improving the traffic condition of interchange area were proposed.And a procedure of interchange rebuilding was also put forward .Finally,one example was introduced to prove the method in the pretext.The results indicate that interchange improvement should be founded on the theory of road network and interchange system.