shallow tunnel excavation

基本解釋

The ground settlement of a shallow metro tunnel by excavation has important effect on the construction safety.
地鐵隧道附近的施工活動(dòng)，會影響到隧道的正常使用和結(jié)構(gòu)安全。
Based on the safety analysis of urban subway tunnel by shallow excavation, the causation of hurting the safety is discussed. A set of indexes for safety valuation is presented.
筆者在總結(jié)淺埋暗挖法修建城市地鐵隧道安全性問題基礎(chǔ)上，分析了危害安全性的病害原因，提出了安全性評估指標(biāo)；
The article introduces the construction technology of center drift method for shallow excavation tunnel in Beijing Metro Line 5, analyses the monitored data for the earths surface.
介紹了北京地鐵5號線磁器口車站淺埋暗挖隧道中洞法施工技術(shù)，對地表監(jiān)測數(shù)據(jù)進(jìn)行了分析。