| 顶进箱涵的基坑布置与选择 |
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| 引用本文： | 罗昊冲,苗原,曹景.顶进箱涵的基坑布置与选择[J].城市道桥与防洪,2012(9):121-123. |
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| 作者姓名： | 罗昊冲 苗原 曹景 |
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| 作者单位： | 天津市市政工程设计研究院,天津市300051 |
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| 摘 要： | 天津市南水北调中线一期工程,穿越京沪高速公路箱涵工程采用管幕法进行顶进施工。其方案设计中分别对"一"型基坑和"L"型基坑两种基坑布置方案进行了对比设计。分别对两种布置的工作基坑在使用效果、施工工期、工程投资费用等方面进行比较,最终确定合适的基坑布置方案。
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| 关 键 词： | 顶进箱涵 基坑布置 支护结构 |
Layout and Selection of Foundation Pit for Jacking Box Culvert |
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| Luo Haochong,Miao Yuan,Cao Jing.Layout and Selection of Foundation Pit for Jacking Box Culvert[J].Urban Roads Bridges & Flood Control,2012(9):121-123. |
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| Authors: | Luo Haochong Miao Yuan Cao Jing |
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| Institution: | Luo Haochong,Miao Yuan,Cao Jing |
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| Abstract: | In Tianjin South-to-North Water Diversion Middle Line Phase I Project,the box culvert work crossing Beijing-Shanghai Expressway is jacked by pipe roofing method.The article contrasts two layout schemes of "–"-type foundation pit and "L"-type foundation pit in the scheme design,compares two layout schemes of foundation pits in the aspects of service effect,construction period,engineering investment and etc.,and finally determines the suitable foundation pit layout scheme. |
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| Keywords: | jacking box culvert foundation pit layout supporting structure |
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