In this paper the design of mix ratio of steel fiber shotcrete and construction method are presented, which can be taken as a reference for the tunnel reinforcement construction.
文章对喷钢纤维混凝土的混合料配合比设计以及施工方法等进行了分析与阐述，并以此作为隧洞加固处理的一种技术措施加以推广。
The proposed method provides a scientific and reliable means for the risk assessment of shield tunnel construction cost.
该方法为盾构隧道施工成本的风险评估提供了一种科学和可靠的手段。
Based on the previous research, lattice girder reinforced shotcrete support is dealt with, and a method is set up to evaluate the safety of this kind of support for a tunnel in construction.
在过去研究成果基础上，建立施工期隧道格栅钢架喷混凝土支护的安全性评价方法。
With the increase of extra-long tunnel construction, obviously, the empirical value can not keep up with the actual. So it needs to work out a method for natural wind computation.
随着特长隧道建设工程的增多，经验取值显然与实际不符，有必要建立一套隧道内自然风计算方法。
It is shown that this method can provide a simple and effective way to evaluate the strength characteristics of rock mass quantitatively for future tunnel construction and design of tunnel support.
该方法简单、实用，预测结果能够反映围岩工程特性，符合实际，可以作为隧道工程中定量评价围岩强度的有效方法，为隧道设计、施工提供可靠依据。
Up to now, there is a proper method for safety evaluation of subsea tunnel construction.
但目前针对其施工安全评价尚缺少较好的方法。
Up to now, there is a proper method for safety evaluation of subsea tunnel construction.
但目前针对其施工安全评价尚缺少较好的方法。
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