| 隧道光面爆破施工关键技术 |
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| 引用本文： | 谭显波.隧道光面爆破施工关键技术[J].石家庄铁路职业技术学院学报,2021(1):27-31,56. |
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| 作者姓名： | 谭显波 |
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| 作者单位： | 中铁十八局集团第五工程有限公司 |
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| 摘 要： | 针对黔张常铁路大坡隧道工程断面大、掘进困难等问题,采用了光面爆破施工技术,为使爆破效果能够满足设计要求,对爆破参数、装药量及炮眼数量进行了理论计算,并在现场进行试验验证,总结了隧道光面爆破技术的关键施工工艺,该项技术成果可为类似工程施工提供经验借鉴,具有较高的工程应用价值。
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| 关 键 词： | 铁路隧道 光面爆破 爆破参数 不偶合系数 |
Key Technologies of Tunnel Smooth Blasting Construction |
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| TAN Xianbo.Key Technologies of Tunnel Smooth Blasting Construction[J].Journal of Shijiazhuang Institute of Railway Technology,2021(1):27-31,56. |
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| Authors: | TAN Xianbo |
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| Institution: | (China Railway 18th Bureau Group No.5 Engineering Co.,Ltd,Tianjing 300222,China) |
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| Abstract: | In view of the problems of large cross section and difficult excavation of DapoTunnel of QianJiang-ZhangJiaJie-ChangDe Railway,smooth blasting construction technology is adopted.In order to make the blasting effect meet the design requirements,the blasting parameters,charge quantity and the number of blasting holes are calculated theoretically,and the field test is carried out.The key construction technologies of smooth blasting technology for tunnel is summarized.This technical achievement can provide experience for similar project construction and has high engineering application value. |
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| Keywords: | railway tunnel smooth blasting blasting parameters uncoupling coefficient |
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