一、高速公路的总体初步设计本标准适用于郊外高速公路。对于城市高速公路,应遵照城市高速道路工程技术标准执行,包括延续或连接过境交通量大的郊外高速公路的路段。然而,在城市附近,如果受城市的限制不是太大,道路的城市作用很小甚至没有时,建议采用本 First, the overall design of the general highway This standard applies to the suburban highway. For urban expressways, they should be implemented according to the technical standards for urban expressways, including those that extend or connect with suburban expressways with heavy traffic. However, in the vicinity of the city, if the city’s restrictions are not too great and the role of the road is small or even absent, it is recommended