| 超深基坑在第一承压含水层中干封底施工技术探讨 |
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| 引用本文： | 陈培泰,吴明新.超深基坑在第一承压含水层中干封底施工技术探讨[J].地下工程与隧道,2008(3):31-34. |
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| 作者姓名： | 陈培泰 吴明新 |
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| 作者单位： | 上海市隧道工程轨道交通设计研究院 |
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| 摘 要： | 处于上海地区第一承压含水层中的复兴东路220kV电缆越江顶管工程浦东工作井开挖深度达32．45m，详细介绍了该工作井封底技术方案比选、抽水试验、沉降监测以及实现干封底的技术要点等内容，为今后类似工程提供借鉴。
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| 关 键 词： | 超深基坑 承压水层 干封底 技术比选 抽水试验 |
Dry Sealing of Bottom Slab in the First Layer of Confined Aquifer of Extra-deep Excavation Pit |
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| Chen Peitai Wu mingxin.Dry Sealing of Bottom Slab in the First Layer of Confined Aquifer of Extra-deep Excavation Pit[J].Underground Engineering and Tunnels,2008(3):31-34. |
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| Authors: | Chen Peitai Wu mingxin |
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| Abstract: | The excavation depth of Pudong work shaft,which is used for East Fuxing Road 220kV cable river crossing pipe jacking engineering and is located in the first layer of confined aquifer,reaches 32.45m.This article presents the comparison and selection of technical proposals for dry sealing,water pumping test,settlement monitoring and the other key technical points in the realization of dry sealing,which will be beneficial for the reference. |
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