Abstract: Aiming at the damage and aging of underwater concrete structures, the paper introduced several reinforcement techniques, such as anti-seepage treatment at cracks, scour hole rehabilitation and et al. As well, some construction methods and materials were recommended. The techniques are effective in the reliability guarantee of structures.

摘要： 针对水下混凝土结构易产生的损伤及老化，介绍了裂缝防渗修补、冲坑和淘洞修补等几种修补加固技术及其水下施工方法和材料。这些修补技术在实际运用中均收到了良好的效果，保证了结构的可靠性。