| 大拱隧道施工的关键控制 |
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| 引用本文： | 张魁增.大拱隧道施工的关键控制[J].科技情报开发与经济,2011,21(17):222-225. |
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| 作者姓名： | 张魁增 |
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| 作者单位： | 中国中铁航空港建设集团第三工程有限公司,河北霸州,065700 |
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| 摘 要： | 沪蓉西高速公路湖北宜昌至恩施段八字岭隧道出口采用了分岔式隧道。对分岔式隧道的大拱段开挖和初期支护的关键控制点进行了总结,以期对今后分岔式隧道的设计及施工提供一定的参考。
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| 关 键 词： | 分岔式隧道 大拱隧道 初期支护 |
The Key Control of Big Arch Tunnel Construction |
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| ZHANG Kui-zeng.The Key Control of Big Arch Tunnel Construction[J].Sci-Tech Information Development & Economy,2011,21(17):222-225. |
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| Authors: | ZHANG Kui-zeng |
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| Institution: | ZHANG Kui-zeng |
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| Abstract: | The bifurcation tunnel is adopted in the exit of Baiziling Tunnel in the segment from Yichang to Enshi in Hubei Province in Hurongxi Super Highway.This paper sums up the key control points about the excavation of big tunnel segment and primary support of bifurcation tunnel in order to provide some reference for the design and construction of big arch tunnel. |
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| Keywords: | bifurcation tunnel big arch tunnel primary support |
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