某钢箱梁桥上跨既有铁路施工风险分析
DOI: 10.3969/j.issn.1674-0696.2013.sup.1.36 , PP. 879-883
Keywords: 上跨既有线 ,顶推施工 ,风险因素 ,层析分析法 ,crossingaboveexistingrailway ,incrementallaunchingconstruction ,riskfactors ,AnalyticHierarchyProcess(AHP)
Abstract:
:?某客运专线钢箱梁桥跨越既有铁路,部分墩身施工邻近既有线且高于既有桥梁顶面,钢箱梁采用顶推法施工。针对该桥施工方案,详细分析了施工工艺特点,对施工风险因素进行了辨识,并用层次分析法对已辨识的风险因素进行了重要性排序。最后,根据研究结果对此次施工提出了一些建议。
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