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Forwards safety evaluation of demonstration of containment purge & vent valve operability.Valves failed to demonstrate ability to close against buildup of containment pressure in event of DBA/LOCA.Valves should be sealed.

Accession Number: ML17195A009

Date Released: Friday, November 6, 2020

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• ML17195A008 - Forwards safety evaluation of demonstration of containment purge & vent valve operability.Valves failed to demonstrate ability to close against buildup of containment pressure in event of DBA/LOCA.Valves should be sealed. (3 page(s), 11/4/1983)
• ML17195A010 - Safety evaluation of demonstration of containment purge & vent valve operability.Valves did not demonstrate ability to close against pressure buildup in event of DBA/LOCA. (5 page(s), 11/4/1983)