| 兰新第二双线防风明洞预制方案研究 |
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| 引用本文： | 何永旺.兰新第二双线防风明洞预制方案研究[J].国防交通工程与技术,2011,9(4):24-27. |
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| 作者姓名： | 何永旺 |
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| 作者单位： | 中铁第一勘察设计院桥梁隧道处,陕西西安,710043 |
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| 摘 要： | 兰新铁路第二双线穿过著名的百里风区、三十里风区,其风力强劲,且出现大风的频率高。为确保列车安全,在这两大风区的核心区设置防风明洞。该区段位于戈壁荒漠地区,自然环境恶劣,建筑材料与施工用水相当缺乏,全部现浇施工的成本和难度较大,而且还存在外部模板难以固定、施工速度慢、施工质量难以保证等缺点。结合明洞荷载特点、结构特点以及...
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| 关 键 词： | 防风明洞 预制方案 连接方式 |
Study of the Pre-Casting Scheme for the Open-Cut Anti-Wind Tunnel of the Second Double-Track Line of the Lan-Xin Railwa |
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| He Yongwang.Study of the Pre-Casting Scheme for the Open-Cut Anti-Wind Tunnel of the Second Double-Track Line of the Lan-Xin Railwa[J].Traffic Engineering and Technology for National Defence,2011,9(4):24-27. |
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| Authors: | He Yongwang |
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| Institution: | He Yongwang (The Bridge and Tunnel Department of the First Reconnaissance and Design Institution of the Railway Ministry of China, Xi＇an 710043,China) |
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| Abstract: | The second double-track line of the Lanxin Railway goes through both the ＂50-km wind region＂ and the ＂15-km wind region＂ ,which are located in the Gebi Desert terrain,and the wind there is strong and of high frequency. To ensure the safety of the train,op |
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| Keywords: | open-cut anti-wind tunnel pre-casting scheme connection way |
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