相应的高水头大直径水工压力隧洞的建设也逐渐增多。并且越来越多的工程采用地下钢筋混凝土岔管。
Building of hydraulic tunnels with high head and large diameter increase gradually, and the underground reinforced concrete branch pipe is adopted in more and more projects.
对于均质连续岩体，通过模拟围岩抗力，可以仅取衬砌及其附近围岩作为分析对象，将水工压力隧洞应力分析转化为受内、外压的厚壁圆筒。
When the hydraulic pressure tunnel is pressed by water, the concrete of tunnel transfers the pressure to the surrounding rock mass, and it also is pressed by the rock reaction force at the same time.
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