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预应力轨道梁
轨道梁安装方案
. '. 目 录 一、工程概况·············································1 二、编制依据·············································1 三、施工准备·············································1 四、施工方法及技术措施· ··································1 五、质量保证措施及质量控制点一览表· ······················13 六、安全健康环保措施· ····································15 七、文明施工措施·········································17 八、劳动力组织····················
大跨度双线无砟轨道预应力简支箱梁梁端锚固区应力分析
大跨度双线无砟轨道预应力简支箱梁梁端锚固区应力分析
针对双线无砟轨道56 m预应力混凝土简支箱梁在大吨位群锚作用下的梁端受力行为,采用ANSYS软件对梁端锚固区建立有限元模型并进行仿真分析,得出梁端锚固区在预应力束张拉各阶段及最终成桥时的应力变化规律,并通过施工监测对理论分析进行验证,现场试验结果与理论分析结果吻合。
