高速公路既有高边坡二次开挖施工方法  

SECONDARY EXCAVATION CONSTRUCTION METHOD OF EXISTING HIGH SLOPE OF EXPRESSWAY

作　　者：谭利 Tan Li

机构地区：[1]湖南建工交通建设有限公司,长沙410004

出　　处：《建筑技术开发》2022年第14期128-130,共3页Building Technology Development

摘　　要：通过分析高速公路既有高边坡二次开挖作业期间容易出现的结构性失效、结构变形、结构裂纹等相关问题,结合具体工程案例,分析开挖施工作业期间需要注意的关键事项,总结相关工作经验,提出针对性施工措施,希望能够为同领域工作者提供合理参考。By analyzing the structural failure,structural deformation,structural cracks and other related problems that are easy to occur during the secondary excavation of the existing high slope of the expressway,combined with specific engineering cases,this paper analyzes the key matters needing attention during the excavation construction,summarizes the relevant work experience,and puts forward targeted construction measures,hoping to provide reasonable reference for workers in the same field.

关 键 词：高速公路 高边坡病害 二次开挖施工方法 

分 类 号：U416.14[交通运输工程—道路与铁道工程]