The experiences of non-code repairs for nuclear safety-related piping in Taiwan Original Research Article

Based on USNRC GL 90-05 and 91-18, the implementations of non-code repairs to stop the leakage of the class 3 moderate piping without the plant shutdown for code repairs have been established in Taiwan. This paper presents the experiences of the implements of the non-code class 3 piping repairs in Taiwan Power Companyʹs BWR and PWR plants. The comprehensive procedures provide a sound and effective managing strategy to repair the leakage of the safety-related piping.