| 胡麻岭隧道泥岩段改制机具施工技术 |
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| 引用本文： | 宋延波.胡麻岭隧道泥岩段改制机具施工技术[J].现代隧道技术,2011,48(2). |
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| 作者姓名： | 宋延波 |
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| 作者单位： | 中铁十九局集团有限公司兰渝铁路项目部,甘肃定西,743001 |
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| 摘 要： | 文章结合胡麻岭隧道的泥岩特性,通过改变挖掘机挖斗斗齿的长度及与围岩的接触面积,解决了国内软弱围岩地层采用钻爆法开挖及普通机械开挖存在的扰动大、超挖严重、效率低下等问题,使其形成快速施工能力.
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| 关 键 词： | 隧道 泥岩 改制机具 施工技术 |
Construction Techniques Using Remolded Machinery on Mudstone Section of Humaling Tunnel |
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| Song Yanbo.Construction Techniques Using Remolded Machinery on Mudstone Section of Humaling Tunnel[J].Modern Tunnelling Technology,2011,48(2). |
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| Authors: | Song Yanbo |
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| Institution: | Song Yanbo(Project Management Department of Lanzhou-Chongqing Railway,No.19 Construction Bureau Group,Dingxi 743001) |
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| Abstract: | Based on the characteristics of mudstone in Humaling tunnel,the length of bucket teeth and contact area of excavator with surrounding rock were modified,and the problems of large disturbance of explosion in soft rocks,over-break and low efficiency of excavation by routine machinery were solved,with rapid construction of the tunnel realized. |
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| Keywords: | Tunnel Mudstone Modified machinery Construction techniques |
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