摘要
昌九大道跨线桥因道路改造,其空心板抗弯、抗剪、挠度等满足不了改造后的荷载等级要求,需要进行加固处理。该文简要地介绍了采用体外预应力筋、碳纤维等方法对其进行加固和改善。
Changjiu Avenue Overpass is required to reinforce because of its hollow plate bending,shear and deflection not able to satisfy the requirements of load class after its reconstruction.The article briefly introduces the methods of external prestressing tendons and carbon fiber to carry out its reinforcement and improvement.
出处
《城市道桥与防洪》
2012年第12期84-85,10,共2页
Urban Roads Bridges & Flood Control
关键词
空心板
加固
碳纤维
体外预应力筋
南昌市
hollow plate,reinforcement,carbon fiber,external prestressing tendons
