Introduces the subway foundation pit retaining structure horizontal displacement monitoring methods and their applicability, analyses the different methods can achieve accuracy. Final y put forward under the current conditions of metro foundation pit monitoring problems and Suggestions.%介绍了地铁基坑围护结构水平位移监测的方法及其适用性,分析了不同方法能达到的精度,最后提出在当前条件下进行地铁基坑监测的问题和建议。
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