| 沉管隧道二次围堰施工技术 |
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| 引用本文： | 秦宝军.沉管隧道二次围堰施工技术[J].现代隧道技术,2011(6):131-136,154. |
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| 作者姓名： | 秦宝军 |
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| 作者单位： | 中铁隧道股份有限公司,郑州,450000 |
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| 摘 要： | 沉管隧道二次围堰施工效果的好坏将直接影响到岸上主体结构施工时基坑的安全,关系到沉管隧道施工的工期、成本.文章简要介绍了沉管隧道二次围堰水下不分散混凝土施工技术.
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| 关 键 词： | 沉管隧道 二次围堰 施工技术 |
Construction Technique for a Secondary Cofferdam of an Immersed Tube Tunnel |
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| Qin Baojun.Construction Technique for a Secondary Cofferdam of an Immersed Tube Tunnel[J].Modern Tunnelling Technology,2011(6):131-136,154. |
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| Authors: | Qin Baojun |
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| Institution: | Qin Baojun(China Railway Tunnel Stock Co.,Ltd.,Zhengzhou 450000) |
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| Abstract: | The construction of a secondary cofferdam of an immersed tunnel is directly related to the safety of the foundation pit during the construction of the main structure onshore,as well as the construction schedule of the immersed tunnel and related costs.This paper introduces the underwater undispersed concrete technique applied in the construction of a secondary cofferdam of an immersed tunnel. |
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| Keywords: | Immersed tube tunnel Secondary cofferdam Construction technique |
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