预应力混凝土空心板单板受力成因分析及处治措施

摘要

单板受力现象已经成为营运高速公路预应力混凝土空心板桥梁的一种普遍性病害，结合惠河高速公路桥梁的营运养护管理工作，对预应力混凝土空心板桥单板受力所产生原因进行了研究分析，探讨提出空心板梁桥单板受力的预防和治理方法。%The single slab bearing of pre-stressed concrete hollow slab bridge has become a common disease of expressway bridges. Being based on the maintenance of bridges at Huihe Expressway, in this paper, the causes of the single slab bearing of pre-stressed concrete hollow slab bridges have been analyzed, and the prevention and maintenance measures for the hollow slab bridges have been put forward.