| 上海科技城地下室外墙的预应力和裂缝检测 |
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| 引用本文： | 贾宏强,刘匀,金瑞君,朱大宇.上海科技城地下室外墙的预应力和裂缝检测[J].施工技术,2002,31(4):19-20. |
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| 作者姓名： | 贾宏强 刘匀 金瑞君 朱大宇 |
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| 作者单位： | 同济大学,上海,200092 |
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| 摘 要： | 为解决地下室外墙的渗漏问题 ,上海科技城项目中采用了张拉无粘结预应力的方法来控制裂缝。为了对该方法的可行性和有效性进行评价 ,作者进行了 9个月的现场检测 ,对预应力的建立和裂缝的发展进行了跟踪测定。
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| 关 键 词： | 混凝土工程 检测 外墙裂缝 钢弦式钢筋应力计 预应力 |
| 文章编号： | 1002-8498(2002)04-0019-02 |
| 修稿时间： | 2001年7月26日 |
Prestress and Crack Detection of Exterior Basement Wall of Shanghai Science and Technology City |
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| JIA Hong\|qiang,LIU Yun,JIN Rui\|jun,ZHU Da\|yu.Prestress and Crack Detection of Exterior Basement Wall of Shanghai Science and Technology City[J].Construction Technology,2002,31(4):19-20. |
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| Authors: | JIA Hong\|qiang LIU Yun JIN Rui\|jun ZHU Da\|yu |
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| Abstract: | To solve the seepage problem of exterior basement walls,engineers adopted stretching non\|cohesive prestressed reinforcement to control cracks in Shanghai Science and Technology City.To evaluate feasibility and effectiveness of this method,authors have detected for 9 months,and measured establishment of prestress and development of cracks. |
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| Keywords: | concrete engineering detection crack of exterior basement wall steel\|chord meter of reinforcement stress prestress |
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