| 中承式钢管混凝土拱桥吊杆更换施工监测 |
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| 引用本文： | 陈永亮,李涵妮,廖天军,张喜德.中承式钢管混凝土拱桥吊杆更换施工监测[J].广西工学院学报,2010,21(1):57-60. |
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| 作者姓名： | 陈永亮 李涵妮 廖天军 张喜德 |
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| 作者单位： | 广西大学,土木建筑工程学院,广西,南宁,530004 |
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| 基金项目： | 国家自然科学基金重大研究计划(90815001)资助 |
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| 摘 要： | 介绍了中承式钢管为劲性骨架混凝土拱桥吊杆更换过程中的施工监测,并探讨控制的目的、方法、监控影响因素及效果.通过对各个主要截面应力应变分析及吊杆更换过程及前后各吊杆处的相对高差的监测,并考虑温度效应对桥面线形的影响,确保主桥拱结构在吊杆更换施工过程中的安全可靠;其研究结果对桥梁吊杆更换监控及施工提供一定的参考。
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| 关 键 词： | 拱桥 吊杆更换 施工监测 应力应变 |
Monitoring in the suspender replacement process of half-through concrete-filled steel tubular (CFST)arch bridge |
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| CHEN Yong-liang,LI Han-ni,LIAO Tian-jun,ZHANG Xi-de.Monitoring in the suspender replacement process of half-through concrete-filled steel tubular (CFST)arch bridge[J].Journal of Guangxi University of Technology,2010,21(1):57-60. |
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| Authors: | CHEN Yong-liang LI Han-ni LIAO Tian-jun ZHANG Xi-de |
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| Affiliation: | College of Civil and Architecture Engineering;Guangxi University;Nanning 530004;China |
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| Abstract: | This article discusses the purpose,methods,factors and effectiveness of construction monitoring and control about half-through concrete-filled steel tube arch bridge with stiff framework in the process of suspender replacement.In order to ensure the safety and reliability of the main bridge construction in the process of suspender replacement,this paper analyses the thress and strain of each major cross-section and provides a monitor method of the relative height before and after the suspender replacement t... |
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| Keywords: | arch bridge suspender replacement construction monitoring stress and strain |
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