| 大跨黄土隧道下穿公路施工技术 |
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| 引用本文： | 唐尊东.大跨黄土隧道下穿公路施工技术[J].铁道建筑技术,2014(6):65-68. |
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| 作者姓名： | 唐尊东 |
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| 作者单位： | 中铁十九局集团第五工程有限公司,辽宁大连116100 |
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| 摘 要： | 在上新庄隧道出口下穿既有公路施工中,根据隧道出口位置和地质情况,优化了隧道进洞方案和洞内施工方法,同时调整了初期支护参数,有效地控制了黄土隧道沉降和变形,降低了施工成本,同时也积累了黄土隧道下穿既有公路的施工经验。
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| 关 键 词： | 湿陷性黄土隧道 下穿公路 浅埋偏压 施工技术 |
Construction Technology for Big Span Loess Tunnel Underpass Highway |
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| Tang Zundong.Construction Technology for Big Span Loess Tunnel Underpass Highway[J].Railway Construction Technology,2014(6):65-68. |
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| Authors: | Tang Zundong |
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| Institution: | Tang Zundong (China Railway 19^th Bureau Group Co. Ltd. , Dalian 116100, China) |
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| Abstract: | In the construction of the exit of Shangxizhuan Tunnel underpass existing highway, in light of the exit location and geological condition, the scheme for tunnel entrance and inner tunnel construction are optimized and the primary supporting parameter is adjusted, which effectively control the loess tunnel subsidence and deformation and reduce the construction cost and accumulate such experience. |
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| Keywords: | collapsed loess tunnel underpass highway shallow buried bias pressure construction technology |
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