摘要
桥涵顶进施工中 ,常出现抬头、扎头或方向偏差等问题 ,对此除应加强观测、认真预防外 ,还必须及时纠偏。在分析不同约束条件、不同受力工况对桥涵结构的影响后 ,提出相应的纠偏施工措施 。
In construction of bridge and tunnel jacking, in addition to regular monitoring to operating variances,analysis on the adjustment of direction and high-low with the front end restrain;back end restrain and jacking eccentricity should be made while bridge and tunnel jacking is operated.
出处
《建筑技术》
北大核心
2002年第11期815-817,共3页
Architecture Technology
关键词
桥涵
顶进
纠编
高程
变形
bridge and tunnel jacking
slant rectifying
height
deformation
