| 三峡地下电站主厂房顶拱开挖施工 |
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| 引用本文： | 张志斌,李明新.三峡地下电站主厂房顶拱开挖施工[J].水力发电,2007,33(12):29-30,72. |
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| 作者姓名： | 张志斌 李明新 |
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| 作者单位： | 1. 中国水利水电建设集团第十四工程局,云南,昆明,650041
2. 中国水电顾问集团中南勘测设计研究院宜昌设计院,湖北,宜昌,443002 |
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| 摘 要： | 三峡工程地下电站主厂房顶拱跨度32．60m，上覆山体最薄处仅35m，属埋深浅、局部围岩偏薄的超大型地下洞室。通过合理的施工组织、质量和安全控制，主厂房顶拱开挖按时、保质完成。三峡工程地下电站主厂房顶拱开挖施工技术及管理经验可供有关工程参考。
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| 关 键 词： | 主厂房顶拱 开挖施工 三峡工程地下电站 |
| 文章编号： | 0559-9342（2007）012-0029-02 |
| 收稿时间： | 2007-01-31 |
| 修稿时间： | 2007-01-31 |
Excavation of Arch Crown of Main Powerhouse of the Three Gorges Underground Power Station |
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| Zhang Zhibin,Li Mingxin.Excavation of Arch Crown of Main Powerhouse of the Three Gorges Underground Power Station[J].Water Power,2007,33(12):29-30,72. |
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| Authors: | Zhang Zhibin Li Mingxin |
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| Affiliation: | 1. The Fourteen Construction Bureau of Sinohydro Corporation, Kunming Yunnan 650041; 2. Mid-South Design and Reach Institute of Hydroelectric Project, Yichang Department, Yichang Hubei 443002 |
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| Abstract: | The arch crown of main powerhouse of the underground power station of the Three Gorges Power Station with a span of 32.6 m, is the largest underground cavern in the world. Excavation for arch crown of main powerhouse was finished timely and qualitatively thanks to reasonable construction organization and perfect quality and safety control measures. The experience and technologies obtained in this project may be referred in other projects of similar natures. |
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| Keywords: | arch crown of main powerhouse excavation Three Gorges Underground Power Station |
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