| 预应力注浆锚索在深井软岩巷道底臌治理中的应用研究 |
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| 引用本文： | 佟莹莹,王涛,于金伟.预应力注浆锚索在深井软岩巷道底臌治理中的应用研究[J].中国科技信息,2013(24):70-72. |
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| 作者姓名： | 佟莹莹 王涛 于金伟 |
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| 作者单位： | [1]中煤第五建设有限公司第四十九工程处,河北邯郸056003 [2]济宁矿业集团霄云煤矿,山东济宁272213 |
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| 摘 要： | 针对深井软岩巷道底臌严重的现象,结合某千米深井软岩巷道具体条件,分析了巷道剧烈底臌的原因,提出采用预应力注浆锚索的方法控制巷道围岩,现场试验结果显示取得了较好的控制效果,在此基础上分析了注浆锚索加固底板作用机制。
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| 关 键 词： | 巷道底臌 预应力锚索 底板注浆 |
Application Research on Prestressed Grouting Cable Anchors in Floor Heave of Kilometers Deep Soft Rock Roadway |
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| Tong Yingying;Yu Jinwei.Application Research on Prestressed Grouting Cable Anchors in Floor Heave of Kilometers Deep Soft Rock Roadway[J].CHINA SCIENCE AND TECHNOLOGY INFORMATION,2013(24):70-72. |
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| Authors: | Tong Yingying;Yu Jinwei |
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| Institution: | Tong Yingying;Yu Jinwei;Wang Tao;China Coal No.5 Construction,The 49th Engineering Departmen;Jining Mining Group,Xiaoyun coal mine; |
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| Abstract: | According to the serious phenomenon of deep well soft rock roadway tunnel floor heave, combining the concrete condition of soft rock roadway in some Kilometers deep mine, the reasons of violent floor lift in tunnel are analysed and the prestressed injection and cable anchors methods in control of roadway surrounding rock are proposed, which the good control effect is showed in the field test. |
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| Keywords: | roadway floor heave prestressed anchor floor grouting |
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