| 京沪高速铁路箱梁预制冬季施工技术 |
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| 引用本文： | 李刚.京沪高速铁路箱梁预制冬季施工技术[J].铁道建筑技术,2010(11):48-50,55. |
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| 作者姓名： | 李刚 |
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| 作者单位： | 中铁十九局集团公司第五工程有限公司,辽宁大连116100 |
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| 摘 要： | 介绍了京沪高速铁路后张法预应力箱梁梁场冬季施工采取的措施。针对华北地区冬季气温在-8℃以下且风速一般较大的情况,通过对钢筋、模板、混凝土以及预应力和注浆等工序在实际操中的控制,总结了一些技术措施和取得的效果。
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| 关 键 词： | 高速铁路 箱梁预制 冬季施工 |
On Winter Construction of Box Girder Precasting in Beijing-Shanghai High Speed Railway |
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| Li Gang.On Winter Construction of Box Girder Precasting in Beijing-Shanghai High Speed Railway[J].Railway Construction Technology,2010(11):48-50,55. |
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| Authors: | Li Gang |
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| Institution: | Li Gang (China Railway 19^th Bureau Group Co.Ltd.,Dalian 116100,China) |
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| Abstract: | This article introduces measures taken in winter construction of post-tensioned prestress box girder yard in Beijing -Shanghai High-speed Railway.In light of winter temperature in Northern China areas which is below -8℃,and the high wind speed,controls are taken in the processes of steel,template,concrete,prestress and grouting,from which some technical measures are summarized and good effects are achieved. |
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| Keywords: | high speed railway box girder precasting construction in winter |
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