| 三台阶七步开挖法在大断面隧道施工中的应用 |
| 投稿时间：2010-02-22 修订日期：2010-02-22 点此下载全文 |
| 引用本文：李海波.三台阶七步开挖法在大断面隧道施工中的应用[J].钻探工程,2010,37(9):78-80.LI Hai-bo. Application of Three-bench Seven-step Excavation Method in Large Section Tunnel Construction[J]. Drilling Engineering, 2010,37(9):78-80. |
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| 中文摘要:三台阶七步开挖法作为三台阶法的延伸，正越来越多地应用到大断面隧道施工中。以兰渝铁路香木湾隧道工程为例，对三台阶七步开挖法的特点、施工组织、工艺流程、施工要点等进行了详细的介绍。 |
| 中文关键词:三台阶七步开挖法 大断面隧道 施工工艺 |
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| Application of Three-bench Seven-step Excavation Method in Large Section Tunnel Construction |
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| Abstract:Three-bench Seven-step excavation is the development of three bench excavation, which is more and more applied in large section tunnel construction. Take the engineering case of Xiangmuwan tunnel of Lanzhou Chongqing railway, the excavation characteristics, construction organization, technological process and construction key points were introduced in detail. |
| keywords:three-bench Seven-step excavation large section tunnel construction technology |
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