| 分离式双连拱隧道中导洞-短台阶法快速施工 |
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| 引用本文： | 王振学. 分离式双连拱隧道中导洞-短台阶法快速施工[J]. 企业技术开发, 2012, 0(13): 16-18 |
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| 作者姓名： | 王振学 |
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| 作者单位： | 中铁十二局集团第四工程有限公司 |
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| 摘 要： | 文章以宁强～棋盘关高速公路5座分离式双连拱隧道施工为例,介绍了"中导洞-短台阶"法的工艺流程及操作要点。该工法的成功应用保证了施工安全,缩短了工期,并取得了较好的社会和经济效益,同时,也为双连拱隧道群施工提供了有力的技术参考。
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| 关 键 词： | 双连拱隧道 中导洞-短台阶法 管棚 |
Separation type double arch tunnel central heading-short step method rapid construction |
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| WANG Zhen-xue. Separation type double arch tunnel central heading-short step method rapid construction[J]. Technological Development of Enterprise, 2012, 0(13): 16-18 |
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| Authors: | WANG Zhen-xue |
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| Affiliation: | WANG Zhen-xue(The 4th Engineering Co.,Ltd.of China Railway 12th Bureau Group,Xi’an,Shanxi 710021,China) |
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| Abstract: | The article with Ningqiang ~ Qi pan-guan 5a separation type double arch tunnel construction as an example,introduced the drift of the central heading-short steps process and key operation.The successful application of this method guarantees the construction safety,shorten project,and have achieved good social and economic benefits. |
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| Keywords: | double arch tunnel construction technology pipe roof |
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