| 上海青草沙水库围堤混凝土裂缝质量控制 |
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| 引用本文： | 罗小生,时国庆. 上海青草沙水库围堤混凝土裂缝质量控制[J]. 施工技术, 2010, 39(6) |
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| 作者姓名： | 罗小生 时国庆 |
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| 作者单位： | 武警水电第二总队七支队,江西鹰潭,335001 |
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| 摘 要： | 基于上海青草沙水库围堰混凝土工程,根据裂缝宽度,对混凝土裂缝进行分类和检查.同时根据裂缝特点,依次提出相应的解决办法.着重阐述裂缝化学灌浆的施工工艺,包括灌浆时问选择、灌浆孔的设计、布置原则以及钻孔冲洗等.通过检查验收认为,对不同裂缝采用相应的处理方法能够达到缺陷部位补强的目标,从而保证施工质量和安全.
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| 关 键 词： | 青草沙水库 混凝土工程 裂缝缺陷 施工技术 |
Treatment on Concrete Defect of Cofferdam in Shanghai Qingcaosha Reservoir |
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| Luo Xiaosheng,Shi Guoqing. Treatment on Concrete Defect of Cofferdam in Shanghai Qingcaosha Reservoir[J]. Construction Technology, 2010, 39(6) |
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| Authors: | Luo Xiaosheng Shi Guoqing |
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| Affiliation: | Luo Xiaosheng,Shi Guoqing(No.7 Detachment,No.2 Hydropower Force of Armed Police,Yingtan,Jiangxi 335001,China) |
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| Abstract: | Based on the concrete in cofferdam in Shanghai Qingcaosha Reservoir,the concrete cracks are classified and checked according to the width of concrete cracks.Besides,the corresponding solutions are put forward according to the characteristics of cracks.The construction technologies of crack chemical grouting are outlined,including selection of grouting time,design of grouting holes,arrangement principles and drilling washing.It agrees that the corresponding treatments are respectively adopted to treat differ... |
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| Keywords: | Qingcaosha Reservoir concrete engineering crack defect construction technology |
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