因此对桥悬臂施工过程进行了三维有限元计算，分析了各个施工阶段的应力状态。
Three dimension finite element method is used to calculate the stress state of the cantilever during each construction stage.
分析了残余应力对上级板的影响和对悬臂梁的等效弹性系数的影响。
Also its influence to warp of the top plate and equivalent elasticity coefficient of cantilever beam is discussed.
基于对最不利截面的应力分析，提出了一种简便、快速的悬臂长度计算方法。
Based on the stress analysis on the critical section, this paper presents a simple calculation method.
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