钢筋混凝土桥梁裂缝预防与维护方案

Prevention and Maintenance Strategy for Cracks in Reinforced Concrete Bridge

分析了空心板梁的结构特点与功能,并针对空心板梁的病害,即渗水和泛碱问题,解析其形成机理和影响,提出了在桥梁设计、施工、运营维护阶段预防渗水泛碱病害的措施及处治方案,同时指出,利用现代化技术和方法能够有效识别和监测空心板梁内部的渗水和泛碱反应迹象,采用相应的修复措施可以取得良好的效果,能够确保桥梁的健康和安全。

This paper analyzes the structural characteristics and functions of hollow slab beam,analyzes the formation mechanism and influence of the diseases of hollow slab beam,that is,water seepage and alkali flooding,and puts forward the measures and treatment schemes to prevent the diseases of water seepage and alkali flooding in the design,construction and operation and maintenance stages of bridge.At the same time,it is pointed out that modern technology and methods can effectively identify and monitor the signs of water seepage and alkaline reaction in hollow slab beams,and the adopted repair measures can achieve good results and ensure the health and safety of bridges.