Energy & environment · 24/11/2006Updated: 10/17/2026 · 1 min read
NRC Issues Final License Renewal Interim Staff Guidance for Aging Management in BWR Mark I Containment
Summary
The US Nuclear Regulatory Commission (NRC) has released its Final License Renewal Interim Staff Guidance (LR-ISG-2006-01) to help licensees address corrosion issues in inaccessible areas of their Boiling Water Reactor (BWR) Mark I steel containment drywell shells during extended operation.