| 山区高速公路群桩爆破施工 |
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| 引用本文： | 王刚.山区高速公路群桩爆破施工[J].国外建材科技,2010,31(1):76-78. |
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| 作者姓名： | 王刚 |
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| 作者单位： | 湖北交通职业技术学院,武汉,430070 |
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| 摘 要： | 野三河特大桥主桥横跨野三河"V"形峡谷,为(106+200+106 m)的大跨径刚构,其主3#、4#墩为左、右半桥分离的大长宽比薄壁墩,分别位于东西两岸的悬崖陡壁上,施工条件异常艰难。3#、4#墩群桩基础施工时,存在高处和低处同时作业的重叠情况,相互间影响很大,特别是安全方面不能得到保证,为解决这一问题,介绍山区高速公路群桩爆破及施工工艺。
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| 关 键 词： | 野三河特大桥 山区高速公路 群桩 爆破施工工艺 |
Blasting Construction of Covey Pile on Montanic Freeway |
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| WANG Gang.Blasting Construction of Covey Pile on Montanic Freeway[J].Science and Technology of Overseas Building Materials,2010,31(1):76-78. |
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| Authors: | WANG Gang |
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| Affiliation: | Hubei Communications Technical College;Wuhan 430070;China |
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| Abstract: | Yesanhe oversize bridge, is （106 ＋ 200 ＋ 106 m）big span rigid frame and crosses the ＂V＂ canyon of Yesanhe, the 3# ,4# pier are thin wall piers with big proportion between length and breadth and locate the cliff gradient of east and west bank, construct condition was exeeptional hardship. The paper introduced construction technics of covey pile on montanic freeway. |
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| Keywords: | Yesanhe oversize bridge montanic freeway convey pile blasting construction technics |
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