| 后张预应力混凝土箱梁的预制施工及质量控制要点 |
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| 引用本文： | 王冬生,史海芳.后张预应力混凝土箱梁的预制施工及质量控制要点[J].港工技术,2011,48(3):32-36. |
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| 作者姓名： | 王冬生 史海芳 |
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| 作者单位： | 1. 中交第一航务工程局有限公司第一工程公司,天津,300456
2. 天津港散货物流有限责任公司,天津,300456 |
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| 摘 要： | 结合在高速铁路工程中使用的后张预应力混凝土简支箱梁的特点,简要介绍钢筋绑扎、吊装、模板、混凝土浇筑等工序的施工要点和质量控制措施,着重介绍各主要施工工艺的改进、优化以及为提高箱梁施工质量和效率而采取的多种措施。
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| 关 键 词： | 后张预应力 箱梁预制 施工工艺 质量控制 |
Prefabricated Construction and Quality Control Points of Post-tensioned Concrete Box Girder |
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| Wang Dongsheng,Shi Haifang.Prefabricated Construction and Quality Control Points of Post-tensioned Concrete Box Girder[J].Port Engineering Technology,2011,48(3):32-36. |
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| Authors: | Wang Dongsheng Shi Haifang |
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| Institution: | Wang Dongsheng1,Shi Haifang2(1.No.1 Engineering Co.,Ltd.of CCCC First Harbor Engineering Co.,Ltd.,Tianjin 300456,China,2.Tianjin Port Bulk Cargo Logistics Co.,China) |
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| Abstract: | By combining the characteristics of post-tensioned concrete supported box girder applied in the high-speed railway project,construction points and quality control measures are briefly introduced for rebar colligation,suspension setting,formwork and concreting process etc.It is emphasized the improvement and optimization of construction technologies as well as a variety of measures to enhance the quality and efficiency of box girder construction. |
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| Keywords: | post-tension box beam prefabrication construction technology quality control |
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