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Forwards exemption re diverse turbine trip associated w/ATWS rule 10CFR50.62 at plant,per util 860819 & 880527 requests. Safety evaluations re feedwater actuation sys & transient analysis also encl.

Accession Number: ML20012E197

Date Released: Thursday, October 24, 2024

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• ML20012E196 - Forwards exemption re diverse turbine trip associated w/ATWS rule 10CFR50.62 at plant,per util 860819 & 880527 requests. Safety evaluations re feedwater actuation sys & transient analysis also encl. (2 page(s), 3/12/1990)
• ML20012E198 - Exemption from requirement of 10CFR50.62 to provide turbine trip on indications of ATWS. (6 page(s), 3/12/1990)
• ML20012E199 - Safety evaluation concluding that plant adequately meets intent of 10CFR50.62 & exempt from further mods to provide turbine trip on indications of ATWS. (3 page(s), 3/12/1990)
• ML20012E200 - Safety evaluation accepting plant auxiliary feedwater actuation sys as complying w/requirements of ATWS rule 10CFR50.62(c)(1). (7 page(s), 3/12/1990)