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gong lu sui dao da guan peng shi gong ji shu
Author(s): 
Pages: 154,156
Year: Issue:  6
Journal: Communications Science and Technology Heilongjiang

Keyword:  公路隧道大管棚施工技术;
Abstract: 介绍某隧道施工过程中的管棚工艺参数,着重分析在棚顶下断层破碎带内开挖与支护等施工工序对隧道围岩变形的影响过程,并根据监测的有关围岩变形时效曲线,得出了相应的阶段时间以及对应的开挖面到监挖断面的距离.
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