| 后张预应力箱梁施工裂缝的预防 |
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| 引用本文： | 武玉清. 后张预应力箱梁施工裂缝的预防[J]. 山西建筑, 2009, 35(1): 179-180 |
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| 作者姓名： | 武玉清 |
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| 作者单位： | 邯郸市交通局公路工程一处,河北,邯郸,056002 |
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| 摘 要： | 结合后张预应力箱梁施工特点，分析了产生裂缝的原因，指出收缩与温度应力是引起裂缝的主要因素，在此基础上提出了施工裂缝的预防措施，从而使预应力箱梁的施工裂缝得到有效的控制。
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| 关 键 词： | 后张预应力 箱梁 施工裂缝 预防措施 |
On the prevention of the cracks in the post-tensioning prestressed box girders construction |
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| WU Yu-qing. On the prevention of the cracks in the post-tensioning prestressed box girders construction[J]. Shanxi Architecture, 2009, 35(1): 179-180 |
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| Authors: | WU Yu-qing |
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| Abstract: | Combining the construction features of the post-tensioning prestressed box girders,the paper analyzes the causes of the cracks,points out the contraction stress and thermal stress is the main factors resulting in cracks.Based on this,it points out the prevention measures for the construction cracks,in order to control the construction cracks of the prestressed box girders. |
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| Keywords: | post-tensioning prestress box girders construction cracks prevention measures |
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