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Forwards ACRS repts re NRC judgments on control sys failures,Commission responses re calculations of ATWS consequences & adequacy of NRC actions taken subsequent to control rod failures per 801204 & 1211 requests.

Accession Number: ML20004E012

Date Released: Saturday, November 7, 2020

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• ML20004E011 - Forwards ACRS repts re NRC judgments on control sys failures,Commission responses re calculations of ATWS consequences & adequacy of NRC actions taken subsequent to control rod failures per 801204 & 1211 requests. (1 page(s), 5/19/1981)
• ML20004E014 - Responds to J Ahearne 801212 request for review of NRC evaluation of safety implications of possible interactions of control sys w/safety sys.Recommends increased priority for unresolved safety issue re control sys safety. (3 page(s), 5/12/1981)
• ML20004E015 - Responds to J Ahearne 801212 request for review of MK Udall inquiries re 800628 partial failure-to-scram.NRC actions were timely as direct response to incident.Recommends high priority be given to resolve ATWS. (3 page(s), 5/13/1981)