| 运输顺槽过陷落柱施工方法探讨 |
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| 引用本文： | 任保红.运输顺槽过陷落柱施工方法探讨[J].江西煤炭科技,2020(1):109-111,117. |
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| 作者姓名： | 任保红 |
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| 作者单位： | 山西凌志达煤业有限公司,山西 长治 046606 |
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| 摘 要： | 凌志达煤矿15208工作面顺槽过陷落柱时,顶板较软、易碎裂、片帮掉块。经分析采用爆破施工方法直接过陷落柱,采用锚杆支护,对支护参数进行了计算分析。现场检测表明,锚杆支护效果较好,锚固区范围内的围岩离层、滑动等变形得到比较有效的控制。
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| 关 键 词： | 运输顺槽 过陷落柱 爆破施工 锚杆支护 |
Discussion on Construction Method during Crossing Subsided Column in Transport Crossheading |
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| Ren Baohong.Discussion on Construction Method during Crossing Subsided Column in Transport Crossheading[J].Jiangxi Coal Science & Technology,2020(1):109-111,117. |
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| Authors: | Ren Baohong |
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| Affiliation: | (Lingzhida Coal Industry Co.,Ltd.,Changzhi,Shanxi 046606) |
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| Abstract: | Aiming at the problems of soft,fragile and rib-falling roof during crossing subsided column at 15208 working face of Lingzhida Colliery,blasting construction method with bolt support was adopted to cross subsided column directly,which can control surrounding rock separation and slipping effectively with good supporting effect. |
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| Keywords: | transport crossheading crossing subsided column blasting construction bolt support |
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