ML18135A144: Difference between revisions
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{{#Wiki_filter:Exelon Generation May 9, 2018 | {{#Wiki_filter:Exelon Generation Dresden Nuclear Power Station 6500 North Dresden Road Morris, IL 60450 May 9, 2018 SVPLTR: #18-0009 U.S. Nuclear Regulatory Commission ATTN: Document Control Desk Washington, DC 20555-0001 Dresden Nuclear Power Station, Units 2 and 3 Renewed Facility Operating License Nos. DPR-19 and DPR-25 NRC Docket Nos. 50-237 and 50-249 | ||
==Subject:== | ==Subject:== | ||
2017 Regulatory Commitment Change Summary Report Revisions to docketed regulatory correspondence are processed using Nuclear Energy lnstitute's (NEI) 99-04, Revision 0, "Guidelines for Managing NRC Commitment Changes," dated July 1999. For calendar year 2017, Dresden Nuclear Power Station had two (2) changes that required inclusion into the annual commitment change summary report. Should you have any questions concerning this letter, please contact Mr. Bruce Franzen, Regulatory Assurance Manager, at (815) 416-2800. | 2017 Regulatory Commitment Change Summary Report Revisions to docketed regulatory correspondence are processed using Nuclear Energy lnstitute's (NEI) 99-04, Revision 0, "Guidelines for Managing NRC Commitment Changes," | ||
Respectfully, Peter J. Karaba Site Vice President Dresden Nuclear Power Station cc: Regional Administrator-NRC Region Ill NRC Senior Resident Inspector, Dresden Nuclear Power Station | dated July 1999. For calendar year 2017, Dresden Nuclear Power Station had two (2) changes that required inclusion into the annual commitment change summary report. | ||
Should you have any questions concerning this letter, please contact Mr. Bruce Franzen, Regulatory Assurance Manager, at (815) 416-2800. | |||
Respectfully, Peter J. Karaba Site Vice President Dresden Nuclear Power Station cc: Regional Administrator- NRC Region Ill NRC Senior Resident Inspector, Dresden Nuclear Power Station | |||
Attachment A Dresden Nuclear Power Station Commitment Change Summary for 2017 Commit Date of Original Original Commitment Revised Commitment Basis for Revision RequireNRC Rev Commit Document Notification Trac No. Revision 17-001 9/15/2017 9/26/1990 Letter RCMT 4025686-01 Exelon Corp discontinued item The periodic re-contact of Yes. | |||
to NRC regarding b of the original commitment. vendors is redundant. The response to Licensees shall establish, implement, This discontinued the program reliability of safety related GL 90-03 . and maintain a continuing program to of periodic contact with the components at Dresden is ensure that vendor information for vendors of other (non-NSSS) assured by preventative | |||
# 4025686-01 safety-related components is key safety-related maintenance and complete, current and controlled components. performance monitoring throughout the life of their plants, and actions implemented after the is appropriately referenced or commitments made in incorporated in plant instructions and response to these two NRC procedures.An adequate vendor Generic Letters. The interface program should include: preventative maintenance tasks, frequencies, and a) A program with the NSSS vendor detailed actions are subject to as described in the VETIP, which continuous improvement and covers all the safety-related monitoring components within the NSSS scope of supply. This program should include provisions for assuring receipt by licensee/applicant of all technical information provided by the NSS vendor; and b} A program of periodic contact with the vendors of other key safety-related components not included in (a) above. | |||
1 | |||
Extending the testing frequencies was acceptable based on the low historical failure rates. 2}} | Attachment A Dresden Nuclear Power Station Commitment Change Summary for 2017 Commit Date of Original Original Commitment Revised Commitment Basis for Revision RequireNRC Rev Commit Document Notification Trac No. Revision 17-002 10/24/2017 Operating License RCMT 101522-26 (sub-assignments References to an 18-month Engineering Change 394083, Yes Renewal 17-23 and 30-32) frequency in the identified Performance Based commitments are changed to Evaluation of Selected Fire | ||
# 101522-26 The sub-assignments specify an 18- 36-month. Protection Testing in Order to sub-assignments month periodicity commitment to Extend the Surveillance 17-23 and 30-32 perform a visual inspection for signs of Testing Interval, was corrosion, mechanical damage, or leak performed. | |||
on the following Fire Protection systems: | |||
== Conclusion:== | |||
Extending the testing frequencies was | |||
: 17) Aux Electric Equipment Room acceptable based on the low Cardox System historical failure rates. | |||
: 18) Unit 2/3 Diesel Generator Cardox System | |||
: 19) Unit 2 Alterex Cardox System | |||
: 20) Unit 3 Diesel Generator Cardox System | |||
: 21) Unit 3 Alterex Cardox System | |||
: 22) Unit 2 Diesel Generator Cardox System | |||
: 23) Aux Electric Equipment Room Halon System | |||
: 30) Cardox System | |||
: 31) Aux Electric Equipment Room Manual Cardox System | |||
: 32) Aux Electric Equipment Room Manual Halon System 2}} | |||
Revision as of 03:17, 21 October 2019
| ML18135A144 | |
| Person / Time | |
|---|---|
| Site: | Dresden  |
| Issue date: | 05/09/2018 |
| From: | Karaba P Exelon Generation Co |
| To: | Document Control Desk, Office of Nuclear Reactor Regulation |
| References | |
| 18-0009 | |
| Download: ML18135A144 (3) | |
Text
Exelon Generation Dresden Nuclear Power Station 6500 North Dresden Road Morris, IL 60450 May 9, 2018 SVPLTR: #18-0009 U.S. Nuclear Regulatory Commission ATTN: Document Control Desk Washington, DC 20555-0001 Dresden Nuclear Power Station, Units 2 and 3 Renewed Facility Operating License Nos. DPR-19 and DPR-25 NRC Docket Nos. 50-237 and 50-249
Subject:
2017 Regulatory Commitment Change Summary Report Revisions to docketed regulatory correspondence are processed using Nuclear Energy lnstitute's (NEI) 99-04, Revision 0, "Guidelines for Managing NRC Commitment Changes,"
dated July 1999. For calendar year 2017, Dresden Nuclear Power Station had two (2) changes that required inclusion into the annual commitment change summary report.
Should you have any questions concerning this letter, please contact Mr. Bruce Franzen, Regulatory Assurance Manager, at (815) 416-2800.
Respectfully, Peter J. Karaba Site Vice President Dresden Nuclear Power Station cc: Regional Administrator- NRC Region Ill NRC Senior Resident Inspector, Dresden Nuclear Power Station
Attachment A Dresden Nuclear Power Station Commitment Change Summary for 2017 Commit Date of Original Original Commitment Revised Commitment Basis for Revision RequireNRC Rev Commit Document Notification Trac No. Revision 17-001 9/15/2017 9/26/1990 Letter RCMT 4025686-01 Exelon Corp discontinued item The periodic re-contact of Yes.
to NRC regarding b of the original commitment. vendors is redundant. The response to Licensees shall establish, implement, This discontinued the program reliability of safety related GL 90-03 . and maintain a continuing program to of periodic contact with the components at Dresden is ensure that vendor information for vendors of other (non-NSSS) assured by preventative
- 4025686-01 safety-related components is key safety-related maintenance and complete, current and controlled components. performance monitoring throughout the life of their plants, and actions implemented after the is appropriately referenced or commitments made in incorporated in plant instructions and response to these two NRC procedures.An adequate vendor Generic Letters. The interface program should include: preventative maintenance tasks, frequencies, and a) A program with the NSSS vendor detailed actions are subject to as described in the VETIP, which continuous improvement and covers all the safety-related monitoring components within the NSSS scope of supply. This program should include provisions for assuring receipt by licensee/applicant of all technical information provided by the NSS vendor; and b} A program of periodic contact with the vendors of other key safety-related components not included in (a) above.
1
Attachment A Dresden Nuclear Power Station Commitment Change Summary for 2017 Commit Date of Original Original Commitment Revised Commitment Basis for Revision RequireNRC Rev Commit Document Notification Trac No. Revision 17-002 10/24/2017 Operating License RCMT 101522-26 (sub-assignments References to an 18-month Engineering Change 394083, Yes Renewal 17-23 and 30-32) frequency in the identified Performance Based commitments are changed to Evaluation of Selected Fire
- 101522-26 The sub-assignments specify an 18- 36-month. Protection Testing in Order to sub-assignments month periodicity commitment to Extend the Surveillance 17-23 and 30-32 perform a visual inspection for signs of Testing Interval, was corrosion, mechanical damage, or leak performed.
on the following Fire Protection systems:
Conclusion:
Extending the testing frequencies was
- 17) Aux Electric Equipment Room acceptable based on the low Cardox System historical failure rates.
- 18) Unit 2/3 Diesel Generator Cardox System
- 19) Unit 2 Alterex Cardox System
- 20) Unit 3 Diesel Generator Cardox System
- 21) Unit 3 Alterex Cardox System
- 22) Unit 2 Diesel Generator Cardox System
- 23) Aux Electric Equipment Room Halon System
- 30) Cardox System
- 31) Aux Electric Equipment Room Manual Cardox System
- 32) Aux Electric Equipment Room Manual Halon System 2