| 先张法预应力空心板早期裂缝成因及预防控制 |
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| 引用本文： | 郝轶,闫淑杰.先张法预应力空心板早期裂缝成因及预防控制[J].交通标准化,2011(23):90-92. |
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| 作者姓名： | 郝轶 闫淑杰 |
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| 作者单位： | 1. 吉林交通职业技术学院公路勘察设计院,吉林长春,130012
2. 吉林交通职业技术学院道桥工程系,吉林长春,130012 |
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| 摘 要： | 对高等级公路建设中的先张法预应力空心板和施工过程中常见的裂缝部位及其规律进行阐述,从早期裂缝所产生的原因出发,多方位、多角度地对其成因进行分析,并提出了切实可行的预防和控制措施。
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| 关 键 词： | 先张法 裂缝 预防 控制 |
Causes and Preventive Control of Early Crack of Prestressed Hollow Slab with Pretensioning Method |
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| HAO Yi
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YAN Shu-jie.Causes and Preventive Control of Early Crack of Prestressed Hollow Slab with Pretensioning Method[J].Communications Standardization,2011(23):90-92. |
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| Authors: | HAO Yi YAN Shu-jie |
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| Institution: | HAO Yi1,YAN Shu-jie2(1.Highway Survey and Design Institute,Jilin Communication Polytechnic,Changchun 130012,China,2.Road & Bridge Engineering Department,China) |
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| Abstract: | This paper introduces prestressed hollow slab formed by pretensioning method,cracking position and rules during construction.In allusion to the reasons of early crack,the paper analyzes the causes from various aspects and putts forward practical measures for prevention and control. |
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| Keywords: | pretensioning method crack prevention control |
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