| 桥梁改扩建下部施工处理 |
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| 引用本文： | 王文娟,刘明旺.桥梁改扩建下部施工处理[J].辽宁省交通高等专科学校学报,2011,13(3):12-14. |
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| 作者姓名： | 王文娟 刘明旺 |
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| 作者单位： | 大连公路工程集团有限公司,辽宁大连,116100 |
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| 摘 要： | 粉本项目是在高速公路半幅通车的情况下进行桥梁改扩建施工,为保证下部墩身混凝土外观质量,采用跟进大护筒套柱模的施工工艺,同时在处理钢筋笼定位和二次清孔上分别使用了浮标定位法和气举法,解决了此类桥梁下部施工的难点。
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| 关 键 词： | 桥梁 地下柱桩 施工方法 浮标定位法 气举法 |
Renovation and Expansion of the Lower Part of the Bridge Construction Process |
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| WANG Wen-juan,LIU Ming-wang.Renovation and Expansion of the Lower Part of the Bridge Construction Process[J].Journal of Liaoning Provincial College of Communications,2011,13(3):12-14. |
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| Authors: | WANG Wen-juan LIU Ming-wang |
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| Institution: | WANG Wen-juan,LIU Ming-wang |
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| Abstract: | This project is on the highway demi-opened to traffic in the conducting and expansion of bridge construction.In order to ensure the appearance of concrete piers quality,with casing large-scale construction technology column,meanwhile,respectively using the buoy positioning method and gas lift method in the treatment the steel cage position and the second hole cleaning to solve the difficulties of such a bridge substructure construction. |
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| Keywords: | bridge underground piling construction method buoy positioning method gas lift method |
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