| 京沪高铁跨锡澄运河系杆拱桥施工监控技术研究 |
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| 引用本文： | 徐军平,宋平根,李年维.京沪高铁跨锡澄运河系杆拱桥施工监控技术研究[J].施工技术,2011,40(23). |
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| 作者姓名： | 徐军平 宋平根 李年维 |
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| 作者单位： | 1. 江苏科技大学土木工程与建筑学院,江苏镇江,212003
2. 华普建设监理有限责任公司,江苏镇江,212003 |
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| 基金项目： | 江苏省自然科学基金资助项目(BK2009723) |
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| 摘 要： | 京沪高铁跨锡澄运河系杆拱桥采用先拱后梁、系梁悬臂现浇方法施工。针对该工程施工,详细介绍了结构变形及结构应变的控制内容,分析了施工控制方法,得出了施工监控结果,包括标高监控结果,应力监测结果,吊杆力、系杆力的监测结果,以及沉降观测结果。重点阐述了在各个施工阶段拱肋及系梁控制截面的施工监控要点,拱脚位移监测、吊杆力监测及基础沉降监测方法,确保施工精度,从而使工程施工质量满足设计和施工规范要求。
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| 关 键 词： | 高速铁路 拱桥 监控 施工技术 |
Construction Monitoring Study of Tied Arch Bridge Crossing Xicheng Canal for Beijing-Shanghai High-speed Railway |
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| Xu Junping,Song Pinggen,Li Nianwei.Construction Monitoring Study of Tied Arch Bridge Crossing Xicheng Canal for Beijing-Shanghai High-speed Railway[J].Construction Technology,2011,40(23). |
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| Authors: | Xu Junping Song Pinggen Li Nianwei |
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| Affiliation: | Xu Junping1,Song Pinggen2,Li Nianwei1(1.School of Architecture and Civil Engineering,Jiangsu University of Science and Technology,Zhenjiang,Jiangsu 212003,China,2.Zhenjiang Huapu Construction Inspection and Control Co.,Ltd.,China) |
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| Abstract: | The construction methods of arch first and beam late and cast-in-situ cantilever of tie beam is used in tied arch bridge crossing Xicheng canal engineering for Beijing-Shanghai High-speed Railway.Based on the engineering,the authors introduce deformation control and strain control of structure,analyze construction control method.Monitored results is obtained,including elevation,stress,suspender force and tie bar force,settlement.The authors emphatically introduce the following contents: the key construction... |
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| Keywords: | high-speed railway arch bridges monitoring construction |
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