【摘要】 归纳了既有预应力混凝土桥梁的常见病害特征,并对裂缝产生的原因进行了细致的分析.对完善预应力混凝土桥梁设计理论、桥梁健康监控、施工技术等方面具有很好的指导意义.更多还原

【Abstract】 The common defects characteristic of prestressed concrete bridges are summarized in the paper;the cause created the crack is analyzed detailedly.The work can perfect the prestressed concrete bridge design theory and the bridge health monitor and the construction technology.更多还原