| 黄龙体育中心吊塔及超长预应力混凝土箱形外环梁施工技术 |
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| 引用本文： | 华锦耀,吴贤文.黄龙体育中心吊塔及超长预应力混凝土箱形外环梁施工技术[J].建筑技术,2001,32(12):808-811. |
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| 作者姓名： | 华锦耀 吴贤文 |
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| 作者单位： | 宁波华丰建设集团股份有限公司, |
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| 摘 要： | 浙江黄龙体育中心主体育场，吊塔采用有粘结竖向预应力，地下段以约10m高的整束装置垂直放入预定位置，地上段采用镀锌钢管作竖向预应力束的孔道材料，屋面外环梁采用后张预应力混弹簧土空腹箱梁，该环梁由12条后浇带形成整体钢筋混凝土梁，施工时解决了非预应力筋的断开和重新连接等关键问题。
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| 关 键 词： | 预应力混凝土施工 箱形外环梁 吊塔 后浇带 体育场 |
| 文章编号： | 1000-4726(2001)12-0808-04 |
| 修稿时间： | 2001年8月7日 |
CONSTRUCTION TECHNOLOGY OF HOISTING TOWER AND SUPER LONG CASED BEAM OF PRESTRESSED CONCRETE IN HUANGLONG SPORT CENTER |
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| HUA Jinyao,WU Xianwen.CONSTRUCTION TECHNOLOGY OF HOISTING TOWER AND SUPER LONG CASED BEAM OF PRESTRESSED CONCRETE IN HUANGLONG SPORT CENTER[J].Architecture Technology,2001,32(12):808-811. |
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| Authors: | HUA Jinyao WU Xianwen |
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| Affiliation: | HUA Jinyao WU Xianwen |
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| Abstract: | In main stadium of Huanglong Sport Center,Zhejiang province, vertical cohesive prestress was adopted to the hoisting tower.10 meter high bounding device is vertically placed underground; while zinc coated steel tube is used for bounding the prestress cable in superstructure.Cased prestress concrete beam in adopted.Outer circle beam is made of integrated reinforced concrete beam with 12 course of post-poured band.Several key techniques such as non prestressed steel cutting and rejoining were well solved. |
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| Keywords: | prestress cased beam post-poured band |
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