| 隧道超浅埋生态开挖支护技术 |
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| 引用本文： | 周兵役.隧道超浅埋生态开挖支护技术[J].施工技术,2009(Z1). |
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| 作者姓名： | 周兵役 |
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| 作者单位： | 中铁二十二局集团有限公司; |
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| 摘 要： | 结合蜜蜂岭隧道的施工,介绍上半断面双侧壁导坑正台阶分部开挖、下半断面分部台阶法综合施工方案。结果表明,有效的支护方案保障了工程质量和安全,取得了良好的效果。
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| 关 键 词： | 超浅埋 生态开挖 支护技术 |
Support Technology of Super Shallow Ecological Excavation in Tunnel |
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| Zhou Bingyi.Support Technology of Super Shallow Ecological Excavation in Tunnel[J].Construction Technology,2009(Z1). |
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| Authors: | Zhou Bingyi |
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| Affiliation: | China Railway 22th Construction Bureau Co.;Ltd.;Beijing 100040;China |
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| Abstract: | Based on the construction of Mifengling tunnel,the scheme is introduced including heading positive-step excavation by parts in upper section,excavation by parts in lower section.The results show that effective support scheme can assure the quality and safety of engineering.The good effect is gained. |
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| Keywords: | super shallow ecological excavation support technology |
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