| 越江隧道工程联络通道冻结法施工风险分析 |
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| 引用本文： | 杨太华. 越江隧道工程联络通道冻结法施工风险分析[J]. 地下空间与工程学报, 2010, 6(6) |
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| 作者姓名： | 杨太华 |
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| 作者单位： | 上海电力学院,上海,200090 |
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| 摘 要： | 上海复兴东路越江隧道是国内首次成功建成的双管双层隧道。由于工程规模大,工艺新颖,以及工程地质和施工环境复杂,存在很大的施工风险。本文运用风险分析方法,分析了联络通道冻结法施工中可能出现的冷冻前设备安装风险、冷冻过程中的操作风险、冷冻期间温度维持风险、拆除设备风险以及施工开挖风险。分析表明,在设计和施工上采取合理的措施后,联络通道冻结法施工的总体风险可以控制在中等风险水平,并针对联络通道冻结施工的前期、冻结施工过程、土体开挖施工和设备拆除提出了相应的防范措施。
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| 关 键 词： | 联络通道 冻结法 施工风险 防范措施:越江隧道工程 |
Risk Analysis of Freezing Method Applied to Adjacent Passage Construction of Cross-River Tunnel Project |
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| Yang Taihua. Risk Analysis of Freezing Method Applied to Adjacent Passage Construction of Cross-River Tunnel Project[J]. Chinese Journal of Underground Space and Engineering, 2010, 6(6) |
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| Authors: | Yang Taihua |
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| Affiliation: | Yang Taihua(Shanghai University of Electric Power,Shanghai 200090,China) |
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| Abstract: | Shanghai Fuxing east road cross-river tunnel is the first double-deck and double tunnel in China.There are high construction risks because of large section and unfavourable geological conditions.By using risk analysis method,this paper analyzed possible equipment installation risk before refrigeration,freezing operational risk,freezing temperature maintain risk,equipment withdrawal after thawing risk,the construction risk of excavation in the freezing construction of contact channel.It is shown that the fre... |
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| Keywords: | adjacent passage freezing method construction risk preventive measures cross-river tunnel project |
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