Each bridge is a two girder continuous structure extending over three spans with small haunches at the interior piers . 每一座桥是双主梁的连接梁，延伸三跨，在中间桥墩处具有小的加腋承托。
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Specification for design of reinforced concrete continuous beams and frames considering redistribution of internal forces 钢筋混凝土连接梁和框架考虑内力重分布设计规程
