| 杜家山千枚岩地质公路隧道超欠挖效果控制 |
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| 引用本文： | 曹勇.杜家山千枚岩地质公路隧道超欠挖效果控制[J].铁道建筑技术,2012(3):36-39. |
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| 作者姓名： | 曹勇 |
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| 作者单位： | 中国铁建十五局集团第四工程有限公司 |
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| 摘 要： | 爆破作为隧道主体施工的第一道工序,对其他工序及其整个隧道工程的经济效益有着至关重要的影响。结合杜家山千枚岩隧道的实际施工情况,本着对超欠挖严格控制的基本原则,对隧道爆破方案进行分析。
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| 关 键 词： | 隧道工程 千枚岩 超欠挖 爆破方案 |
Overbreak Effect Control of Dujiashan Express Way in Phyllite Geological Condition |
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| Cao Yong.Overbreak Effect Control of Dujiashan Express Way in Phyllite Geological Condition[J].Railway Construction Technology,2012(3):36-39. |
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| Authors: | Cao Yong |
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| Institution: | Cao Yong(China Railway 15th Bureau Group Co.Ltd.,Zhengzhou 450052,China) |
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| Abstract: | Blasting as the first step of tunnel construction,is of great economic benefits for other step and the whole tunnel engineering.This paper,combining with Dugushan phyllite tunnel engineering,in consistency with the basic principles of strict overbreak control,makes research and discussion on the tunnel blasting scheme. |
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| Keywords: | tunnel engineering phyllite overbreakl blasting scheme |
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