西部寒区高速铁路路基沉降整治措施研究  

Study on Control Measures for Subgrade Settlement of High-speed Railway in Cold Regions of Western China

作　　者：王星博 于洪钦 王财平 杨有海[1] 

机构地区：[1]兰州交通大学土木工程学院,兰州730070 [2]兰州铁路局武威工务段,甘肃武威733000

出　　处：《路基工程》2017年第5期53-58,共6页Subgrade Engineering

基　　金：中国铁路总公司科技研究开发计划项目(2016G003-F)

摘　　要：针对兰新高铁某段路基沉降病害,在现场调查与资料分析的基础上综合分析了沉降原因,实施了路基下部及基底袖阀管注浆、挡水墙及反压护道和渗水盲沟等综合整治措施,并对沉降整治效果进行了评价。结果表明:路基沉降得到控制,达到了治理的目的。In relation to the subgrade settlement disease coming out in certain section of Lanzhou--Xinjiang High-speed Railway, the settlement reasons were analyzed according to the field investigation and data analysis. The comprehensive control measures, including sleeve-valve-pipe grouting, water retaining wall,loading berm and permeable blind ditch, were carried out at the lower part and bottom of the subgrade, and then the control effect was evaluated. The result shows that the subgrade settlement was under control with the control ends achieved.

关 键 词：兰新高铁 路基沉降 袖阀管注浆 挡水墙 反压护道 渗水盲沟 

分 类 号：U216.4[交通运输工程—道路与铁道工程]