【摘要】 预应力混凝土梁板是桥梁工程目前经常采用的结构形式 ,具有设计简便 ;施工方便快捷、易于工厂化生产的特点。但由于混凝土自身的特点 ,经常会产生各种各样的裂缝 ,严重的影响了梁板的使用和寿命。本文通过对梁板裂缝原因的分析 ,提出了相应的解决方法 ,为梁板的设计、施工提供可借鉴的经验。更多还原

【Abstract】 Prestressed concrete slab is a useful structure type in bridge engineering now. It can be designed simply, and constructed easilyand quickly. But it is affected badly in applying and its life-span when it cracks. The author analyses the reasons of concrete cracks, and provides the methodsto help towards preventing cracksand experienceof slab designing and construction in this paper.更多还原