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Forwards final draft, "Impact of Radiation Embrittlement on Integrity of Pressure Vessel Supports for Two PWR Plants" & safety evaluation which concludes that issue challenges margins provided by defense-in-depth concept.

Accession Number Link: ML20246H340 (376 page(s))

Date Released: Monday, April 22, 2024

Document Type: CORRESPONDENCE-LETTERS, NRC TO UTILITY, OUTGOING CORRESPONDENCE

Author Name: MIRAGLIA F J

Author Affiliation: NRC OFFICE OF NUCLEAR REACTOR REGULATION (NRR)

Addressee Name: NEWTON R

Addressee Affiliation: WESTINGHOUSE OPERATING PLANTS OWNERS GROUP, WISCONSIN ELECTRIC POWER CO.

Document/Report Number: NUDOCS 8903200121

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