RC连续曲线箱梁桥温度裂缝成因及控制措施  

The cause of thermal crack and control measures of RC continuous curved box girder bridge

作　　者：周江[1] 张玥[2] 

机构地区：[1]中交第一公路勘察设计研究院 [2]西安科技大学建筑与土木工程学院

出　　处：《山西建筑》2007年第17期320-321,共2页Shanxi Architecture

摘　　要：针对钢筋混凝土连续曲线箱形梁桥易出现裂缝这一现象,重点从温度裂缝着手,分析了温度裂缝的成因及特点,并结合实际工程提出了一定的控制措施,对控制和预防此类桥型温度裂缝的产生提供了依据。To count the phenomenon that RC continuous curved box girder bridge tends to crack, the cause analysis and features of temperature crack is discussed in the paper from view of it and control measures are suggested on the basis of an actual engineering. Which has provided a foundation for controlling and prevention against temperature crack in this type of bridge.

关 键 词：钢筋混凝土箱梁 温度裂缝 控制措施 

分 类 号：U449.7[建筑科学—桥梁与隧道工程]