公路与城市道路立交关键技术指标对比分析

Comparative Analysis of Key Technical Indicators between Highway Interchange and Urban Road Interchange

针对公路和城市道路在规范规程技术标准、设计标准上的差异,从主线平纵线形、匝道平纵线形、匝道横断面等方面对公路立交与城市道路立交关键技术指标进行了详细对比,指出两者形成差异化的原因,分析不完善或不合理的规定,并提出参考建议。

Aiming at the difference of highway and urban road in the technical standards and design standards of the specifications, the article compares the key technical indicators between highway interchange and urban road interchange in detail from the horizontal and longitudinal alignments of the main line, the horizontal and longitudinal alignments of ramp, and the cross sections of ramp, points out the causes of the difference between the both, analyzes the imperfect or unreasonable regulations, and puts forward the reference suggestions.