剑河县仰阿莎大桥桥型方案比选

Comparison and selection of Yangasha bridge type schemes of Jianhe county

介绍了剑河县仰阿莎大桥的三个设计方案,即独塔双索面预应力混凝土矮塔斜拉桥方案、预应力混凝土连续箱梁方案、空腹式无铰石拱桥方案。分别从方案实施、工程造价和外观造型等方面进行综合比较分析,最终确定独塔双索面预应力混凝土矮塔斜拉桥为佳方案。

Three design schemes for Yangasha bridge in Jianhe county were introduced, that is, the scheme of single tower double cable face prestressed concrete cable-stayed bridge, the scheme of prestressed concrete continuous box girder and scheme of hollow hingeless arch bridge. The comprehensive comparison and analysis in terms of scheme implementation, engineering cost and appearance and shape etc. were given, and finally the single tower double cable face prestressed concrete cable-stayed bridge was determined as the optimal scheme.