A tunnel subsidence is caused by ground subsidence, and the security of the tunnel directly impaired.
地层沉陷导致位于该地区的隧道随之沉陷，直接影响到隧道的安全使用。
The norms of the ground subsidence for tunnel construction allowed by ground structures, underground pipelines and metro are studied.
研究了地面建筑物、地下管线及地下铁道允许的隧道施工引起的地表沉降基准；
During the construction of shield machine, tail void grouting is a necessary and key procedure, which can actively control the tunnel uplift and ground subsidence.
对盾尾空隙进行注浆是盾构施工的必备及关键工序，由此达到控制隧道上浮及地面沉降。
Taking the crossover tunnel in the Baishiqiao-Xueyuannanlu metro section tunnel of Beijing metro No 4 as the engineering background, the control method for ground subsidence is introduced.
以北京地铁4号线白石桥至学院南路区间渡线隧道作为工程背景，阐述在复杂环境下浅埋大跨隧道施工的地层沉降控制方法。
The research results can provide references to preventing ground subsidence induced by construction of shallow-buried urban subway tunnels, subsea tunnels and other similar tunnel engineering.
研究成果对浅埋暗挖城市地铁隧道和海底隧道等类似工程施工预防地表塌陷具有一定的指导意义。
The research results can provide references to preventing ground subsidence induced by construction of shallow-buried urban subway tunnels, subsea tunnels and other similar tunnel engineering.
研究成果对浅埋暗挖城市地铁隧道和海底隧道等类似工程施工预防地表塌陷具有一定的指导意义。
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