松花江大桥大悬臂过冬稳定性分析及安全措施  

Stability Analysis and Safety Measures of Songhua River Bridge with Large Cantilever in Winter

作　　者：赵晓龙[1] 王慧东[1] 

机构地区：[1]石家庄铁道学院土木工程分院,河北石家庄050043

出　　处：《石家庄铁道学院学报》2008年第3期49-53,58,共6页Journal of Shijiazhuang Railway Institute

摘　　要：以松花江大桥施工背景为例,结合工程的所处的地理环境情况,详细的分析了本桥主要在风荷载和偏载作用下的冬期大悬臂状态下的稳定性,提出了几种荷载组合加载方法,并介绍了本桥所采取的安全措施。最后通过本桥现场监测数据的对比分析,得出结论。This paper takes Songhua River Bridge construction as an example, based on the geographical environment and climate conditions of this project, analyzes in detail the large cantilever stability of this bridge under the wind load and offset load in winter, puts forward several load combination loading methods, and introduces the safety measures taken for this bridge. Finally, conclusions are drawn through an comparative analysis of the monitoring data of the bridge at the site.

关 键 词：风荷载 偏载 大悬臂 稳定性 安全措施 

分 类 号：U448.215[建筑科学—桥梁与隧道工程]