Energia i regulacje · 14/05/2003

Proposed Generic Communication; Requirements for Steam Generator Tube Inspections

The U.S. Nuclear Regulatory Commission (NRC) is proposing to issue a generic letter (GL) to (1) advise all holders of operating licenses for pressurized-water reactors (PWRs), except those who have permanently ceased operations and have certified that fuel has been permanently removed from the reactor vessel, that the NRC's interpretation of technical specification (TS) requirements in conjunction with Appendix B to part 50 of title 10 of the Code of Federal Regulations (10 CFR part 50) raises questions as to whether steam generator (SG) tube inspection practices ensure compliance with these requirements, (2) request that addressees submit a description of the tube inspections performed at their plants, including an assessment of whether these inspections ensure compliance with the requirements contained in their TS in conjunction with 10 CFR part 50, Appendix B, (3) request that addressees propose plans for coming into compliance with these requirements if they conclude they are not in compliance, and (4) request that addressees submit a safety assessment addressing any differences from the NRC's position regarding these requirements. The NRC is seeking comment from interested par