| Nuclear Regulatory Commission

Issue 198: Hydrogen Combustion in PWR Piping

This issue was initiated[1]in response to a recommendation in the screening analysis of Gene

This GI was proposed[1]in response to a concern raised by the ACRS in its May 21, 2004, repo

This issue was raised[1]^,

The issue of potential hazards from combustible gases was raised[1]after two events involvin

Beginning in the early-1980s, the NRC sponsored the development of a Probabilistic Seismic Hazard Analysis (PSHA) methodology by LLNL.

This issue was identified[1]^,

This issue was raised[1]by NRR and addresses the adequacy of the calculations, testing, and

The issue of potential blockage in the containment sumps was first identified in Unresolved Safety Issue (USI)

The risk of failure from fatigue of various reactor coolant system components was studied under Issue 78 and

This generic issue was proposed[1]in response to SECY-00-198