Because the intervals of two side girders are relatively large in the structure of the floor, it is not even and some and out of shape that its bridge of panels must be produced at the same time horizontally and crookedly and vertically except deforming w
Because the intervals of two side girders are relatively large in the structure of the floor, it is not even and some and out of shape that its bridge of panels must be produced at the same time horizontally and crookedly and vertically except deforming w
由于肋板结构中两个边主梁的间距较大，其桥面板除整体受力变形外必然同时产生横向弯曲和纵向不均匀局部变形，此时平面分析已不能得到满意的结果，只有考虑上述变形与整体变形相关作用的非线性空间分析才符合肋板结构主梁斜拉桥的实际工作状况，但有关这方面的研究鲜见公开报道，桥梁工作者急需全面了解其受力特性。