Abstract: Gezhouba key water conservancy project has been in operation more than 20 years. Recent underwater examination shows that there exists scour in the water release structure, and some is serious that threatens the safety of the construction. The paper analysed the cause of scour and advanced some advice.

摘要： 葛洲坝水利枢纽工程已运行20 余年, 近年水下检查中发现泄水建筑物进水口存在不同程度的冲磨, 有些已威胁到建筑物安全运行, 分析冲磨原因和探讨修复材料和手段是非常重要的, 本文就此问题提出一些看法和建议供参考。