| 大管棚超前支护在浅埋隧道洞口施工中的应用 |
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| 引用本文： | 胡芝智. 大管棚超前支护在浅埋隧道洞口施工中的应用[J]. 山西建筑, 2010, 36(22): 336-337 |
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| 作者姓名： | 胡芝智 |
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| 作者单位： | 重庆市鼎浩建筑工程有限公司,重庆,400021 |
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| 摘 要： | 针对重庆市某区间隧道埋深浅、断面大的特点,研究采用大管棚超前支护施工方法,介绍了大管棚超前支护的原理及设计参数,并对其施工工艺进行了重点论述,经实践证明该法在洞口开挖中取得成功,可指导类似工程施工。
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| 关 键 词： | 大管棚超前支护 隧道 施工工艺 参数 |
On application of large pipe shed advanced support in shallow tunnel portal construction |
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| HU Zhi-zhi. On application of large pipe shed advanced support in shallow tunnel portal construction[J]. Shanxi Architecture, 2010, 36(22): 336-337 |
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| Authors: | HU Zhi-zhi |
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| Abstract: | Aiming at the characteristics of some section tunnel in Chongqing with shallow burial and large sections,the paper researches to adopt large pipe shed advanced support,introduces the principle and design parameters for large pipe shed advanced support,illustrates the construction craft,and proves that the method can be successful in the portal excavation,so as to direct the similar constructions. |
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| Keywords: | large pipe shed advanced support tunnel construction craft parameter |
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