大跨箱型变截面连续刚构桥静载试验分析  

Analysis of the test of large-span variable cross-section continuous rigid frame box beam bridges

作　　者：李积珍[1] 张吾渝[1] 常立君[1] 马艳霞[1] 蒋宁山[1] 杨立峰[1] 

机构地区：[1]青海大学土木工程学院,青海西宁810016

出　　处：《青海大学学报（自然科学版）》2014年第2期15-20,28,共7页Journal of Qinghai University(Natural Science)

基　　金：教育部春晖计划合作项目(Z2011001)

摘　　要：介绍了大跨箱型变截面连续刚构桥静载试验的内容、检测方法。通过对箱型变截面连续刚构桥的理论计算和试验结果的对比分析,对桥梁结构的力学性能和变形性能指标做出了综合评价,为桥梁运营后的养护与维修提供可靠的技术资料。The article introduces the contents of static load test and detection methods of the bridges that the bridges are large-span variable cross-section continuous rigid frame box beam bridges. It made a comprehensive assessment on the mechanical properties and the distortion performance indices by comparative analysis of the theoretical calculation and the experimental results of the variable cross-section continuous rigid frame box beam bridges. This assessment provided some reliable technical information for the conservation and service of the bridges after operation.

关 键 词：箱型梁 连续刚构桥 静载试验 挠度 

分 类 号：U441.2[建筑科学—桥梁与隧道工程]