Abstract: This article mainly introduces the stipulations and requirements involved on safety appraisal for hydropower projects.Based on the work of safety appraisal in Yinzidu project impounding,the author introduces how to work and summarizes the suc-cessful experience on it.?

摘要： 本文介绍了水电建设工程安全鉴定的有关规定和要求；通过引子渡工程的蓄永安全鉴定工作，介绍其组织方式等，并对其成功经验进行了总结。