This paper introduces the main restoring treatment plan, technical request and construction process after the plumb-line of dam safety monitoring system was broken in Feilaixia Hydro Project.

• 文中介绍了飞来峡大坝安全监测系统倒垂线断裂后主要的修复处理方案、技术要求和施工过程,为水利工程中类似问题提供参考。