山地城市立交设计理念探讨

摘要:

山地城市立交是骨架路网中的转换节点，受地形、地貌、地质条件限制，路网系统规划及立交节点设计具有特殊性和复杂性，结合山地城市立交案例从立交的功能定位、规模选型、线形设计、匝道灵活性设计、拥堵防治等方面进行探讨。

Abstract:

Urban interchanges in mountainous city are critical junctions of the urban arterial network. Because of limited features of topography and geology, designing of roadway system and interchange system is special and complex. The author, based on interchange in real world, discussed about designing of urban interchange in function deciding, designing standard, flexibility in ramp designing and traffic jam releasing.