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Forwards SER re valve operability reviews for 6-inch butterfly valves used for containment vent,per util 791214, 800229 & 830909 ltrs.Info demonstrating valve ability to close in event of LOCA requested within 30 days.

Accession Number: ML13310B228

Date Released: Sunday, November 8, 2020

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• ML13310B226 - Forwards SER re valve operability reviews for 6-inch butterfly valves used for containment vent,per util 791214, 800229 & 830909 ltrs.Info demonstrating valve ability to close in event of LOCA requested within 30 days. (3 page(s), 2/16/1984)
• ML13310B229 - Safety evaluation re containment purge & vent valve operability (B-24).Info submitted did not demonstrate valve ability to close in event of LOCA. (5 page(s), 2/16/1984)