黄土地区路基病害分析与治理措施  

Analysis and Control Measures of Roadbed Defect in Loess Area

作　　者：王伟[1,2] 张本涛 赵文俊 WANG Wei;ZHANG Bentao;ZHAO Wenjun(CCCC First Highway Consultants Co.,Ltd.,Xi'an 710075,China;Xi'an China Highway Geotechnical Engineering Co.,Ltd.,Xi'an 710075,China)

机构地区：[1]中交第一公路勘察设计研究院有限公司,西安710075 [2]西安中交公路岩土工程有限责任公司,西安710075

出　　处：《路基工程》2021年第3期214-218,共5页Subgrade Engineering

摘　　要：以青海省某高速公路K17+127〜+203段路基病害为背景,采用现场调查、钻探、试验等综合勘察手段,查清病害成因、形成机制,并对路堤稳定性进行分析评价。结合该段路基病害情况,提出采用旋喷桩、锚索框架以及排水系统等相结合的措施,治理后运营良好。Based on the subgrade defect of a section K17+127~+203 of the expressway in Qinghai province,the causes and formation mechanism of the disease are found out by means of field investigation,drilling and test,and the stability of the roadbed is analyzed and evaluated.Combined with the subgrade disease in this section,the corresponding measures of rotary jet grouting pile,anchor cable frame and drainage system are put forward.The operation is in good condition aft er taking the control measures.

关 键 词：黄土地区 路基病害 稳定性分析 治理措施 旋喷桩 锚索框架 

分 类 号：U416.169[交通运输工程—道路与铁道工程]