| 超大规模基础及地下室改造加固施工 |
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| 引用本文： | 吕彭源,张韧,刘洪黎,李梓,赵武. 超大规模基础及地下室改造加固施工[J]. 建筑技术, 2009, 40(6): 511-513 |
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| 作者姓名： | 吕彭源 张韧 刘洪黎 李梓 赵武 |
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| 作者单位： | 中房京贸房地产开发有限公司,100036,北京;中房京贸房地产开发有限公司,100036,北京;中房京贸房地产开发有限公司,100036,北京;中房京贸房地产开发有限公司,100036,北京;中房京贸房地产开发有限公司,100036,北京 |
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| 摘 要： | 北京公主坟综合商业大厦在完成了513万m2的4层地下室后停工，经重新规划设计再次开工前，须对已施工的地下室进行整体加固、改造。对柱体外包钢板施工中，解决了高强混凝土凿毛、柱体成形、层间连接、灌浆等技术问题。另对楼板开洞安装塔吊等施工难点也采用了有针对性的解决方法。
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| 关 键 词： | 加固工程 柱外包钢板加固 植筋 |
REBUILDING AND REINFORCEMENT CONSTRUCTION OF SUPER-LARGE FOUNDATION AND BASEMENT |
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| LU Pengyuan,ZHANG Ren,LIU Hongli,LI Zi,ZHAO Wu. REBUILDING AND REINFORCEMENT CONSTRUCTION OF SUPER-LARGE FOUNDATION AND BASEMENT[J]. Architecture Technology, 2009, 40(6): 511-513 |
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| Authors: | LU Pengyuan ZHANG Ren LIU Hongli LI Zi ZHAO Wu |
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| Affiliation: | (Zhongfang Jingmao Real Estate Development Co.,Ltd,100036,Beijing,China) |
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| Abstract: | Beijing Gongzhufen General Commercial Building project was shut down after completion of 4- storey basement covering an area of 53,000m2. According to further planning and design, existing basement must be wholly reinforced and rebuilt before nt of Construction. Some technical difficulties, such as high-strength concrete chiseling, column forming, interlayer connection and grouting, are tackled during the construction of wrapping steel plate outside columns. Special methods are adopted to resolve construction difficulties during installation of tower crane after making hole in floor slab. |
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| Keywords: | reinforcement project reinforcement by wrapping steel plate outside column re-bar planting |
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