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Forwards safety evaluation in response to NRC Bulletin 93-02, "Debris Plugging of Emergency Core Cooling Suction Strainers." NRC finds util analysis to maintain installation of pre-filter on upper containment ventilation unacceptable.

Accession Number: ML20069J806

Date Released: Friday, November 6, 2020

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• ML20069J804 - Forwards safety evaluation in response to NRC Bulletin 93-02, "Debris Plugging of Emergency Core Cooling Suction Strainers." NRC finds util analysis to maintain installation of pre-filter on upper containment ventilation unacceptable. (4 page(s), 6/10/1994)
• ML20069J817 - Safety evaluation accepting util analysis for reinstallation of HEPA filters on condition that pre-filters are removed. (5 page(s), 6/10/1994)