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Test and Analysis of Cable Force for Through Steel Flat Arch Bridge
Author(s): 
Pages: 39
Year: Issue:  4
Journal: Urban Roads Bridges & Flood Control

Keyword:  下承式无风撑坦拱钢拱桥吊杆索力频率法测试;
Abstract: 天津市友谊路立交主桥是一座下承式无风撑坦拱钢拱桥,该文采用频率测定法对该桥成桥载下的吊杆索力进行测,并运用索力分析理论和有限元法计算吊杆索力,通过比较分析,结果表明该桥的吊杆索力满足设计要求.在建模分析及吊杆索力计算时就如何考虑锚固形式、计算长度和刚度的影响进行了介绍,具有一定的借鉴意义.
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