Tunnel depth, subway train speed, loading frequency, tunnel lining elastic modulus and other factors have great impact on the ground vibration.
隧道埋深、地铁列车运行速度、荷载频率、隧道衬砌弹性模量等因素对地面振动有极大的影响。
In this paper, formula for calculating cover pressures of buried tunnel at different depth is deduced.
本文推导了不同掩埋深度的掩埋巷道顶板压力计算公式。
The main components of submerged floating tunnel are: tube floating at some depth below the water surface, anchoring and shore connection.
水下悬浮隧道由悬浮于水面以下一定深度的管状结构，防止其产生移动的锚固系统，以及近岸连接组成。
At the same time, the stability of big-span tunnel with influence factor such as section size, high-span ratio and depth is studied.
同时，论述了大跨度隧道的稳定性以及断面尺寸、扁平率和隧道埋深对稳定性的影响。
The paper did research on the thickness, depth, different spacing steel, and other bugs in the second concrete lining, through the model experiment of GPR in the highway tunnel lining detection.
本文通过地质雷达公路隧道衬砌检测的模型试验，研究了地质雷达检测二衬混凝土厚度、二衬中的不同深度，不同间距钢筋以及衬砌模型中的缺陷。
Domestic and foreign scholars have been induced by vibration of subway trains were research-related issues, but most of the same depth in the assumed tunnel carried out under ideal conditions.
国内外已有学者对地铁列车振动诱发的相关问题作了研究，但大部分都是在假设隧道埋深不变的理想情况下进行的。
Unite arch tunnel has its own characteristics which include short tunnel, fleet bury depth and bad surrounding rocks arouses landslide easily in construction.
联拱隧道有其自身特点，由于隧道短，埋深浅、围岩差，施工中容易引起塌方。
Therefore, geological environment issue must be researched on systematically and in depth to ensure tunnel engineerings' stability and construction safety.
因此，为了确保隧道工程的稳定，保障工程安全施工，必须就地质环境问题，开展系统而深入的研究。
Wulongling tunnel on the Jingzhu Expressway is a dual-arch highway tunnel with a large span, shallow depth, poor geology and uneven ground pressure.
五龙岭隧道由于其特殊的地形地质情况，使该隧道具有大跨、浅埋、软弱不良地质和偏压等四大难点。
At the same time, the dividing line of shallow tunnel and depth tunnel in frozen earth is discussed initially.
同时，对冻土隧道的深浅埋分界进行了初步探讨。
Anchor bars at small depth side are always in press condition and timbering effect is limited from excavation and timbering of the tunnel to a steady displacement field and stress field.
从隧道开挖支护直至隧道位移场应力场稳定，埋深浅侧的锚杆基本上处于受压状态，支护效果有限。
With the increasing of mining depth, the roof-floor lithology of the tunnel shows the characteristics as soft rock, normally resulting in the drift floor-heave.
随着矿井采深的增加，巷道顶底板岩层表现出软岩特性，常导致巷道形成严重的底臌。
Settlement and forward movement the soils above tunnel because of the large buried depth.
由于该工程隧道埋深大，隧道中心上方土体主要发生沉降和向前的位移趋势。
The groundwater makes a very adverse effect on the tunnel with shallow-depth.
地下水对浅埋隧道围岩的稳定性产生非常不利的影响。
The idea and method to determine the minimum rock cover depth of the subsea tunnel by the weight factors are also obtained.
通过加权的方法得到了确定海底隧道最小岩石覆盖厚度的方法和原则。
How to determine reasonable subsea tunnel rock cover depth is still an intractable research subject.
合理确定隧道顶板厚度是地下工程中一个亟待研究解决的课题。
As shed-tunnel often has low depth and thin surface cover, it's easier to be damaged in earthquake.
由于棚洞的埋深很浅，覆盖土厚度薄，地震时往往产生破坏。
When the direction of tunnel axis is vertical to the maximum principal stress, the depth of BEDZ is larger than that of which the direction of tunnel axis is parallel to the maximum principal stress.
隧洞轴线垂直于最大主应力时的钻爆开挖损伤明显要大于轴线平行于最大主应力时的情况；
When the direction of tunnel axis is vertical to the maximum principal stress, the depth of BEDZ is larger than that of which the direction of tunnel axis is parallel to the maximum principal stress.
隧洞轴线垂直于最大主应力时的钻爆开挖损伤明显要大于轴线平行于最大主应力时的情况；
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