青岛地铁区间隧道开挖引起的地表沉降分析
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摘要
本文以青岛地铁3号线万年泉路站至李村站区间隧道工程为研究对象,结合该区间隧道施工过程中的现场监测数据,运用FLAC~(3D)数值仿真方法对地铁区间隧道开挖所引起的地表沉降进行了分析,并结合Peck方法给出了适合在工程中应用地表沉降预测方法,对比了所给出的预测方法的可行性与准确度。
On the basis of running tunnel from WanNianquanlu station to LiCun station in No.3 Qingdao subway line,the ground settlement due to its excavation is analyzed using FLAC~(3D) in combination with in-situ monitored data.Peck's formula is also employed to predict the ground subsidence due to excavation of running tunnel,and comparison between these two method shows that the method presented in the paper is workable and meets the requirement of engineering accuracy.
引文
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