摘要
针对特大跨预应力混凝土连续刚构桥开裂和下挠通病,进行了开裂和下挠防治措施的施工研究,并在重庆渔洞长江大桥工程得到成功应用,可供类似工程施工参考借鉴。
Cracking and sagging are common defects in super large span PC continuous rigid frame bridge.The paper presents a study on protecting and treating measures against these defects,which were used successfully in Yudong Yangtze River Bridge in Chongqing City and can be reference to similar projects.
出处
《铁道建筑技术》
2010年第2期44-48,共5页
Railway Construction Technology
关键词
特大跨连续刚构桥
开裂
下挠
防治措施
super-large span continuous rigid frame bridge
cracking
sagging
protecting and treating measures
