| 对绢云母石片岩掘进中一种地质工程现象的认识 |
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| 引用本文： | 心木,曾剑华.对绢云母石片岩掘进中一种地质工程现象的认识[J].长江工程职业技术学院学报,2002,19(3):41-42. |
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| 作者姓名： | 心木 曾剑华 |
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| 作者单位： | 1. 长江职工大学,湖北,赤壁,437302
2. 长江水利委员会第六工程勘测院,湖北,赤壁,437302 |
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| 摘 要： | 在绢云母石英片岩中开挖隧洞,使用多臂钻造孔爆破,出现钻孔有规律的弯曲现象,影响了钻爆速度和成洞质量。通过总结规律性认识,初步揭示形成机制,提出了相应的解决方法。
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| 关 键 词： | 绢云母石英片岩 隧洞掘进 钻孔弯曲 机制分析 |
| 文章编号： | 1009-0908(2002)03-0041-02 |
| 修稿时间： | 2002年2月6日 |
Knowledge of a Geological Engineering Phenomenon in the Drilling of Sericite Quartz-Schist |
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| XIN Mu,ZENG Jian-hua.Knowledge of a Geological Engineering Phenomenon in the Drilling of Sericite Quartz-Schist[J].Journal of Changjiang Engineering Vocational College,2002,19(3):41-42. |
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| Authors: | XIN Mu ZENG Jian-hua |
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| Institution: | XIN Mu1,ZENG Jian-hua2 |
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| Abstract: | When we dig a tunnel in sericite quartz-schist with dobby drills,regular bending of the boreholes appears,which affects drilling speed and the borehole quality .By summarizing regularity,the formation mechanism is revealed and appropriate solution are proposed. |
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| Keywords: | sericite quartz-schist tunnel drilling borehole bending mechanism analysis |
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