ML091770159
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| ML091770159 | |
| Person / Time | |
|---|---|
| Site: | Summer  |
| Issue date: | 06/23/2009 |
| From: | Martin W South Carolina Electric & Gas Co |
| To: | Rulemaking, Directives, and Editing Branch |
| References | |
| 74FR27831 00001 | |
| Download: ML091770159 (1) | |
Text
NRCREP Resource From:
MARTIN, WILLIE C JR [WMARTIN@scana.com]
Sent:
Tuesday, June 23, 2009 11:33 AM To:
NRCREP Resource
Subject:
Diversity NUREG/OR After reviewing Draft NUREG, "Diversity Strategies for Nuclear Power Plant Instrumentation and Control &C Systems,"
VC Summer has two comments.
- 1.
System Interactions needs to address Cyber Security Controls that may be implemented as part of 10CFR 73.54 and NUREG/CR 6847 for Common Cause Failures (CCF).
- 2.
There is no reference to DI&C ISG-02 [Diversity and Defense-in-Depth (D3)].
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