| 十天高速公路涵洞抗水毁设计计算方法研究 |
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| 引用本文： | 杨文奇,刘晓春,陈旭.十天高速公路涵洞抗水毁设计计算方法研究[J].西部交通科技,2011(6):48-51,55. |
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| 作者姓名： | 杨文奇 刘晓春 陈旭 |
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| 作者单位： | 陕西省高速公路建设集团公司,陕西西安,710054 |
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| 摘 要： | 文章针对十天高速穿越秦巴山遇到的涵洞水毁问题,结合该工程因地质条件异常复杂,影响因素众多情况,介绍了径流形成法、形态调查法这两种涵洞抗水毁设计计算方法。该方法结合设计流,确定涵洞的孔径、净高、临界水深及流速、水力半径、临界坡度、涵内纵坡,设计出适合秦巴山区的涵洞断面尺寸。通过实例验证了该方法的可靠性,为类似工程区域提供参考。
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| 关 键 词： | 秦巴山区 十天高速 涵洞 设计流量 抗水毁 |
Study on the Calculation and Design Method for Culvert's Anti-Washout Ability of Shi-Tian Highway |
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| YANG Wen-qi,LIU Xiao-chun,CHEN Xu.Study on the Calculation and Design Method for Culvert's Anti-Washout Ability of Shi-Tian Highway[J].Western China Communication Science & Technology,2011(6):48-51,55. |
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| Authors: | YANG Wen-qi LIU Xiao-chun CHEN Xu |
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| Institution: | YANG Wen-qi,LIU Xiao-chun,CHEN Xu(Shanxi Highway Construction Corporation,Xi'an,Shanxi,710054) |
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| Abstract: | Aimed at the culvert washout problem occurred at where Shi-tian Highway passes through Qinba Mountain and combined with the complicated geological condition,the article introduces the application of runoff forming method and forming investigation method on designing and calculating culvert's anti-washout ability.After calculating the aperture,clear height,critical depth of water,flow rate,hydraulic radius,critical slope and longitudinal slope,the method can design a cross dimension that fits the culvert of ... |
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| Keywords: | Qinba mountainous region Shi-Tian Highway Culvert Designed volume Anti-washout |
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