ML16182A159
| ML16182A159 | |
| Person / Time | |
|---|---|
| Site: | Columbia  |
| Issue date: | 06/30/2016 |
| From: | Energy Northwest |
| To: | John Klos Office of Nuclear Reactor Regulation |
| Klos L | |
| References | |
| TAC MF7791 | |
| Download: ML16182A159 (9) | |
Text
License Amendment Request to Change Emergency Action Level Scheme Energy Northwest June 30, 2016
Participants Sean Clizbe - Manager, Emergency Preparedness Lisa Williams - Supervisor, Licensing Rick Garcia - Principle Licensing Engineer Dan King - Emergency Program Coordinator Kelly Walker - Operations Support Services, Inc.
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Presentation Outline Proposed Change LAR Content Comparison to NEI 99-01 Rev 6 LAR & Implementation Schedule Questions 3
Proposed Change Adopt new EAL scheme based on NEI 99-01, Rev 6 4
LAR Content LAR is developed in accordance with general guidelines in 10 CFR 50.90 and in consideration of recent EAL upgrade precedents. Information provided includes:
Evaluation of Proposed Changes EAL Bases Document Comparison Matrix to NEI 99-01 Rev 6 EAL Wall Charts EAL Bases Document (redline version)
EAL supporting calculations Recent EP FAQs through 2015-014 have been considered.
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Comparison to NEI 99-01 Rev 6 Proposed EALs are largely consistent with NEI 99-01, Rev 6 Differences and Deviations have been identified per guidance established in RIS 2003-18 and its associated supplements Differences include:
Minor terminology changes to reduce EAL user reading burden Slight variations in EAL categorization and nomenclature Two deviations identified (details on following page) 6
Deviations from NEI 99-01 Rev 6 Initiating Condition HG1 - Hostile Action resulting in loss of physical control of the facility is not being implemented Covered by redundant EALs Bounded by other ICs Initiating Condition HS6 - Inability to control a key safety function from outside the Control Room modified to delete defueled mode applicability and reactivity control safety function limited to modes 1 & 2 only Safety functions not required to be controlled in a defueled reactor due to no energy source In modes 3-5, adequate shutdown margin exists under all conditions 7
LAR and Implementation Schedule LAR submittal date on or before July 28, 2016 Approval requested within 1 year of submittal Implementation by September 7, 2017 Accommodates Spring 2017 refueling outage & available training windows for Operations and Emergency Response Organization 8
Questions 9