摘要
某城市桥梁为预应力混凝土简支空心板结构,运营10a后出现了支座下墩身开裂、梁体裂缝等病害。该文简要介绍了加固方案的选择。具体介绍了加固施工的方法和工艺要求,从而使桥梁结构加固达到预期的目的,延长了桥梁的使用年限。
An urban bridge is the prestressed concrete simple-supported hollow plate structure. The diseases of lower pier cracking of support and the beam crack occur after the bridge was put into operation for 10 years. The article briefly introduces the selection of reinforcing scheme and introduces in detail the reinforcing construction method and technological requirement to guarantee the reinforcing of bridge structure reach the expected objective and prolong the service life of bridge.
出处
《城市道桥与防洪》
2010年第6期178-181,共4页
Urban Roads Bridges & Flood Control
关键词
市政桥梁工程
局部损伤
维修加固
工艺控制
municipal bridge engineering, partial, maintenance and reinforcing, technological control
