| 金高路桥主墩深基坑围护施工技术 |
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| 引用本文： | 黄平.金高路桥主墩深基坑围护施工技术[J].城市道桥与防洪,2011(9):122-126,324,325. |
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| 作者姓名： | 黄平 |
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| 作者单位： | 同济大学研究生院,上海,201620 |
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| 摘 要： | 该文介绍了金高路桥主墩深基坑围护施工技术。该桥主跨65 m段跨越赵家沟航道。根据该桥主墩深基坑周边环境复杂等特点,采用拉森IV型钢板桩作为围护结构,设置三道水平钢支撑和一道混凝土水平底板支撑,基坑底土体采用D800 m m旋喷桩加固,基坑外5m范围内土体采用插打钢管注浆加固,同时进行实时有效的基坑监测,很好地保证了主墩基坑施工的安全、质量和进度要求。
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| 关 键 词： | 拉森IV型钢板桩 旋喷桩 钢管注浆 基坑监测 |
Jingao Road Bridge Main Pier Deep Pit Enclosing Construction Technology |
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| Huang Ping.Jingao Road Bridge Main Pier Deep Pit Enclosing Construction Technology[J].Urban Roads Bridges & Flood Control,2011(9):122-126,324,325. |
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| Authors: | Huang Ping |
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| Abstract: | The article introduces the main span 65-m section of Jingao Road Bridge crossing Zhaojiagou Channel.Based on the characteristics of complicated surrounding environment of the main pier deep pit of this bridge,the Larsen IV-type steel sheet pile is used for the enclosing structure,and three horizontal steel supports and a concrete horizontal bedplate support are set up.The soil of the pit bed is reinforced by D800-mm jet grouting pile,the soil within the 5-m range outside of pit is reinforced by steel pipe p... |
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| Keywords: | Larsen IV-type steel sheet pile jet grouting pile steel pipe pouring pit monitor |
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