熊家冲大桥动静载试验测试与分析  

Dynamic and Static Loading Test and Its Analysis for Xiongjiachong Bridge

作　　者：杨钧 朱登军[2] 郑睿 冯星[4] 

机构地区：[1]广州市天工防水补强有限公司,广东广州510080 [2]河南省人民医院,河南郑州450003 [3]河南省冶金规划设计研究院有限责任公司,河南郑州450051 [4]湖南省交通科学研究院,湖南长沙410015

出　　处：《华北水利水电学院学报》2009年第4期26-29,共4页North China Institute of Water Conservancy and Hydroelectric Power

摘　　要：为检验熊家冲特大型桥梁的承载能力及使用功能是否符合设计标准,对该大型桥梁进行了动静载试验测试与结果分析,给出了要测试的试验项目、测点布置及观测方法、试验荷载、试验方法、试验结果.检测结论表明,该桥的强度、刚度和动力性能均满足设计要求,在试验荷载作用下处于弹性工作状态.In order to test whether the bearing capacity and the functions of Xiongjiachong big bridge were consistent with the design standards or not,dynamic and static loadings test for the bridge were conducted.The test projects,measuring point layout and observation methods,test loadings,test methods,test results were presented,the test results show that strength and stiffness behavior of the bridge can meet the requirements of design after repairation,the structure lies in a flexible working stage under test load.

关 键 词：动静载试验 应力观测 挠度观测 裂缝观测 

分 类 号：U446[建筑科学—桥梁与隧道工程]