| 袖阀管注浆在顶管沉陷处治工程中的应用 |
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| 引用本文： | 徐志祥,瞿婧晶.袖阀管注浆在顶管沉陷处治工程中的应用[J].交通标准化,2011(20):82-86. |
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| 作者姓名： | 徐志祥 瞿婧晶 |
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| 作者单位： | 1. 中交第三航务工程局有限公司江苏分公司,江苏连云港,222042
2. 成都理工大学环境与土木工程学院,四川成都,610059 |
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| 摘 要： | 通过分析顶管穿越既有路基引起地基沉陷的原因,应用袖阀管注浆法对顶管穿越影响深度范围内的天然沉积土、路基填土局部松散或脱落层位进行加固处理,并结合具体工程实例分析了加固设计方案,阐述了袖阀管注浆参数的选定、施工工艺以及加固效果的检测。工程实践表明袖阀管注浆法是一种简便可行、值得推广的地基加固方法。
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| 关 键 词： | 袖阀管注浆 路基沉陷 加固方案 处治效果 |
Application of Sleeve Valve Tube Grouting in Treatment of Pipe Jacking Subsidence |
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| XU Zhi-xiang,QU Jing-jing.Application of Sleeve Valve Tube Grouting in Treatment of Pipe Jacking Subsidence[J].Communications Standardization,2011(20):82-86. |
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| Authors: | XU Zhi-xiang QU Jing-jing |
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| Institution: | XU Zhi-xiang1,QU Jing-jing2(1.CCCC 3rd Harbor Engineering Co.,Ltd.,Jiangsu Branch,Lianyungang 222042,China,2.College of Environment and Civil Engineering,Chengdu University of Technology,Chengdu 610059,China) |
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| Abstract: | By analyzing the causes of foundation subsidence induced by pipe jacking traversing current subgrade,the natural sedimentary soil as well as the unconsolidated local and abscission layer of subgrade filling in the range of influencing depth of pipe jacking are reinforced by sleeve valve tube grouting.The reinforcement design scheme is analyzed combining with engineering practice,and the selection of sleeve valve tube grouting parameters,the construction techniques and the test of reinforcement effect are ex... |
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| Keywords: | sleeve valve tube grouting subgrade subsidence reinforcement plan treatment effect |
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