| 软弱围岩大跨隧道施工技术 |
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| 引用本文： | 杨家荣.软弱围岩大跨隧道施工技术[J].山西建筑,2014(8):199-200. |
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| 作者姓名： | 杨家荣 |
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| 作者单位： | 山西运城路桥有限责任公司,山西运城044000 |
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| 摘 要： | 结合具体工程案例,对软弱围岩大跨隧道开挖方法的选择作了简述,并对管棚、初期支护、仰拱、二次衬砌混凝土的施工工艺进行了详细介绍,指出三台阶法的开挖方式取得了较好的施工效果。
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| 关 键 词： | 隧道 软弱围岩 施工工艺 |
The construction technology of soft and weak surrounding rock large span tunnel |
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| YANG Jia-rong.The construction technology of soft and weak surrounding rock large span tunnel[J].Shanxi Architecture,2014(8):199-200. |
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| Authors: | YANG Jia-rong |
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| Affiliation: | YANG Jia-rong (Shanxi Yuncheng Road ＆ Bridge Limited Liability Company, Yuncheng 044000, China) |
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| Abstract: | Combining with the specific project example, this paper simply introduced the selection of excavation methods of soft surrounding rock large span tunnel, and introduced in detail the construction process of pipe shed, initial support, inverted arch, secondary lining concrete, point- ed out the three steps excavation method achieved good construction effect. |
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| Keywords: | tunnel soft and weak rock construction technology |
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