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Forwards request for addl info re containment purge/vent valves safety evaluation & technical evaluation repts,per TMI Action Item II.E.4.2(5).

Accession Number: ML20032B129

Date Released: Sunday, November 8, 2020

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• ML20032B128 - Forwards request for addl info re containment purge/vent valves safety evaluation & technical evaluation repts,per TMI Action Item II.E.4.2(5). (8 page(s), 10/20/1981)
• ML20032B130 - Safety evaluation re override of containment purge isolation & other ESF actuation signals.Mods scheduled for 1980 brings facilities into compliance w/six NRC criteria. (1 page(s), 10/20/1981)
• ML20032B132 - "Technical Evaluation of Electrical,Instrumentation & Control Design Aspects of Override of Containment Purge Valve Isolation & Other ESF Signals for Calvert Cliffs Nuclear Power Station Units 1 & 2." (12 page(s), 4/30/1981)
• ML20032B136 - "Technical Evaluation of Response to Position 5 of Item II.E.4.2 of NUREG-0737,Containment Setpoint for Calvert Cliffs Nuclear Power Plant Units 1 & 2." (5 page(s), 5/31/1981)