论文部分内容阅读
文章基于高速公路扩建施工的基本原则,介绍了单侧扩宽、双侧扩宽和混合扩宽三种高速公路改扩建方案,分析了各种方案的优缺点,并提出了高速公路改扩建工程存在的问题及应对措施。
Based on the basic principles of expressway construction, this paper introduces three kinds of expressway expansion and expansion plans, including one-side widening, two-side widening and mixed widening. The advantages and disadvantages of various schemes are analyzed, and the expressway expansion and expansion project Existing problems and countermeasures.