ML22346A070: Difference between revisions

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{{#Wiki_filter:Global Nuclear Fuel Phillip D. Ollis Facility Licensing 3901 Castle Hayne Road P.O. Box 780 Wilmington, NC 28402 M220161                                                                 USA T (910) 616-4018 December 12, 2022                                                       Phillip.ollis@ge.com U.S. Nuclear Regulatory Commission Attn: Document Control Desk Washington, D.C. 20555-0001
{{#Wiki_filter:Global Nuclear Fuel Phillip D. Ollis Facility Licensing
 
3901 Castle Hayne Road P.O. Box 780 Wilmington, NC 28402 M220161 USA
 
T (910) 616-4018 December 12, 2022 Phillip.ollis@ge.com
 
U.S. Nuclear Regulatory Commission Attn: Document Control Desk Washington, D.C. 20555-0001


==Subject:==
==Subject:==
GNF-A Written Follow-up Report - Fire System Impairment
GNF-A Written Follow-up Report - Fire System Impairme nt


==References:==
==References:==
Line 26: Line 32:


==Dear Sir or Madam:==
==Dear Sir or Madam:==
In accordance with 10 CFR 70.74(b), Global Nuclear Fuel-America s, LLC (GNF-A) hereby submits a written follow-up report for Event Notification 56159 that was provided to NRC on October 13, 2022 (Reference 2).
Event 56159
As discussed in the initial event report, GNF-A reported an unp lanned fire system impairment to the New Hanover County (NHC) Deputy Fire Marshall. Consistent w ith 10 CFR 70, Appendix A(c), a concurrent report was pro vided to NRC and is included a s Attachment 1 to this letter.


In accordance with 10 CFR 70.74(b), Global Nuclear Fuel-Americas, LLC (GNF-A) hereby submits a written follow-up report for Event Notification 56159 that was provided to NRC on October 13, 2022 (Reference 2).
Event 56159 As discussed in the initial event report, GNF-A reported an unplanned fire system impairment to the New Hanover County (NHC) Deputy Fire Marshall. Consistent with 10 CFR 70, Appendix A(c), a concurrent report was provided to NRC and is included as Attachment 1 to this letter.
Additional information is provided as follows:
Additional information is provided as follows:
Event Details and Safety Significance At approximately 1311 (EDT) on October 12th, 2022, the New Hanover County Deputy Fire Marshall was notified per State code requirements that the fire suppression system encompassing the Fuel Manufacturing Operation (FMO) was impaired. During a flow test, the backup diesel fire pump experienced an overheating condition.
Immediate Corrective Actions Taken The diesel fire pump was placed in the manual "Off" position. The electric fire pump was verified to be fully operational and available to perform its safety function. A repair vendor was contacted to restore operation.
Probable Cause of Event A failed pressure regulator was determined to be the cause of the issue.


US NRC M220161 December 12, 2022 Page 2 Short Term Corrective Actions The pressure regulator was replaced and the diesel pump was returned to service at approximately 1000 on October 13th. The Fire Marshall was notified of restoration at 1020.
Event Details and Safety Significance
Longer Term Corrective Action None - The failure was detected during a routine test as intended.
 
At approximately 1311 (EDT) on October 12th, 2022, the New Hano ver County Deputy Fire Marshall was notified per State code requirements that the fire suppression system encompassing the Fuel Manufacturing Operation (FMO) was impaire d. During a flow test, the backup diesel fire pump experienced an overheating condition.
 
Immediate Corrective Actions Taken
 
The diesel fire pump was placed in the manual "Off" position. T he electric fire pump was verified to be fully operational and available to perform its safety fun ction. A repair vendor was contacted to restore operation.
 
Probable Cause of Event
 
A failed pressure regulator was determined to be the cause of t he issue.
 
US NRC M220161 December 12, 2022 Page 2
 
Short Term Corrective Actions
 
The pressure regulator was replaced and the diesel pump was ret urned to service at approximately 1000 on October 13th. The Fire Marshall was notif ied of restoration at 1020.
 
Longer Term Corrective Action
 
None - The failure was detected during a routine test as intend ed.
 
If you have any questions regarding this matter, please contact me at (910) 616-4018.
If you have any questions regarding this matter, please contact me at (910) 616-4018.
Sincerely, Phillip D. Ollis Facility Licensing Attachments: 1) Event Description cc: NRC Region II Administrator, Atlanta, GA J. Rivera, NRC RII Atlanta. GA L. Cooke, NRC RII Atlanta. GA J. Rowley, NRC NMSS, Washington, DC PDO 22-008


US NRC M220161 December 12, 2022 Page 3 Attachment 1 Event Description At approximately 1311 (EDT) on October 12th, 2022, the New Hanover County Deputy Fire Marshall was notified per State code requirements that the fire suppression system encompassing the Fuel Manufacturing Operation (FMO) was impaired. During a flow test, the backup diesel fire pump experienced an overheating condition. As a result, the diesel fire pump was placed in the manual "Off" position. The electric fire pump remained fully operational and available to perform its safety function. The diesel pump was repaired and returned to operation at approximately 1000 (EDT) on Thursday, October 13th. The New Hanover County Deputy Fire Marshall was notified of restoration at 1020 (EDT). Because the New Hanover County Deputy Fire Marshall was notified, a concurrent notification to the NRC Operations Center is being made per 10 CFR 70, Appendix A(c).
Sincerely,
 
Phillip D. Ollis Facility Licensing
 
Attachments: 1) Event Description
 
cc: NRC Region II Administrator, Atlanta, GA J. Rivera, NRC RII Atlanta. GA L. Cooke, NRC RII Atlanta. GA J. Rowley, NRC NMSS, Washington, DC PDO 22-008
 
US NRC M220161 December 12, 2022 Page 3
 
Attachment 1
 
Event Description
 
At approximately 1311 (EDT) on October 12th, 2022, the New Hano ver County Deputy Fire Marshall was notified per State code requirements that the fire suppression system encompassing the Fuel Manufacturing Operation (FMO) was impaire d. During a flow test, the backup diesel fire pump experienced an overheating condition. A s a result, the diesel fire pump was placed in the manual "Off" position. The electric fire pump remained fully operational and available to perform its safety function. The diesel pump was r epaired and returned to operation at approximately 1000 (EDT) on Thursday, October 13th. The New Hanover County Deputy Fire Marshall was notified of restoration at 1020 (EDT). Because the New Hanover County Deputy Fire Marshall was notified, a concurrent notification to the NR C Operations Center is being made per 10 CFR 70, Appendix A(c).
 
Phillip Ollis, Facility Licensing 1039 10/13/2022}}
Phillip Ollis, Facility Licensing 1039 10/13/2022}}

Revision as of 15:31, 15 November 2024

GNF-A Written Follow-up Report - Fire System Impairment
ML22346A070
Person / Time
Site: 07001113
Issue date: 12/12/2022
From: Ollis P
Global Nuclear Fuel
To:
Office of Nuclear Material Safety and Safeguards, Document Control Desk
References
56159, M220161
Download: ML22346A070 (1)
v • d • e


Text

Global Nuclear Fuel Phillip D. Ollis Facility Licensing

3901 Castle Hayne Road P.O. Box 780 Wilmington, NC 28402 M220161 USA

T (910) 616-4018 December 12, 2022 Phillip.ollis@ge.com

U.S. Nuclear Regulatory Commission Attn: Document Control Desk Washington, D.C. 20555-0001

Subject:

GNF-A Written Follow-up Report - Fire System Impairme nt

References:

1) NRC License SNM-1097, Docket 70-1113
2) GNF-A Event N otification 56159, 10/13/2022

Dear Sir or Madam:

In accordance with 10 CFR 70.74(b), Global Nuclear Fuel-America s, LLC (GNF-A) hereby submits a written follow-up report for Event Notification 56159 that was provided to NRC on October 13, 2022 (Reference 2).

Event 56159

As discussed in the initial event report, GNF-A reported an unp lanned fire system impairment to the New Hanover County (NHC) Deputy Fire Marshall. Consistent w ith 10 CFR 70, Appendix A(c), a concurrent report was pro vided to NRC and is included a s Attachment 1 to this letter.

Additional information is provided as follows:

Event Details and Safety Significance

At approximately 1311 (EDT) on October 12th, 2022, the New Hano ver County Deputy Fire Marshall was notified per State code requirements that the fire suppression system encompassing the Fuel Manufacturing Operation (FMO) was impaire d. During a flow test, the backup diesel fire pump experienced an overheating condition.

Immediate Corrective Actions Taken

The diesel fire pump was placed in the manual "Off" position. T he electric fire pump was verified to be fully operational and available to perform its safety fun ction. A repair vendor was contacted to restore operation.

Probable Cause of Event

A failed pressure regulator was determined to be the cause of t he issue.

US NRC M220161 December 12, 2022 Page 2

Short Term Corrective Actions

The pressure regulator was replaced and the diesel pump was ret urned to service at approximately 1000 on October 13th. The Fire Marshall was notif ied of restoration at 1020.

Longer Term Corrective Action

None - The failure was detected during a routine test as intend ed.

If you have any questions regarding this matter, please contact me at (910) 616-4018.

Sincerely,

Phillip D. Ollis Facility Licensing

Attachments: 1) Event Description

cc: NRC Region II Administrator, Atlanta, GA J. Rivera, NRC RII Atlanta. GA L. Cooke, NRC RII Atlanta. GA J. Rowley, NRC NMSS, Washington, DC PDO 22-008

US NRC M220161 December 12, 2022 Page 3

Attachment 1

Event Description

At approximately 1311 (EDT) on October 12th, 2022, the New Hano ver County Deputy Fire Marshall was notified per State code requirements that the fire suppression system encompassing the Fuel Manufacturing Operation (FMO) was impaire d. During a flow test, the backup diesel fire pump experienced an overheating condition. A s a result, the diesel fire pump was placed in the manual "Off" position. The electric fire pump remained fully operational and available to perform its safety function. The diesel pump was r epaired and returned to operation at approximately 1000 (EDT) on Thursday, October 13th. The New Hanover County Deputy Fire Marshall was notified of restoration at 1020 (EDT). Because the New Hanover County Deputy Fire Marshall was notified, a concurrent notification to the NR C Operations Center is being made per 10 CFR 70, Appendix A(c).

Phillip Ollis, Facility Licensing 1039 10/13/2022

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