L-16-088, Conservatisms in the Fire Probabilistic Risk Analysis

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Conservatisms in the Fire Probabilistic Risk Analysis
ML16077A083
Person / Time
Site: Davis Besse Cleveland Electric icon.png
Issue date: 03/17/2016
From: Boles B
FirstEnergy Nuclear Operating Co
To:
Document Control Desk, Office of Nuclear Reactor Regulation
Shared Package
ML16077A082 List:
References
L-16-088
Download: ML16077A083 (1)


Text

SECURIW-RELATED INFORMATION

_WITHHOLD UNDER 10 CFR 2.390.

UPON REMOVAL OF THE ATTACHMENT.

THIS LETTER CAN BE PUBLICLY DISCLOSED.

FENOC" FirstEnergy Nuclear Operating Company 5501 North Sfafe Route 2 Oak Harbor. Ohio 43449 Brian D. Boles Vice President, Nuclear March 17,2016 L-16-088 ATTN: Document Control Desk U. S. Nuclear Regulatory Commission Washington, DC 20555-0001

SUBJECT:

Davis-Besse Nuclear Power Station, Unit No. 1 Docket No. 50-346, License No. NPF-3 Conservatisms in the Fire Probabilistic Risk AnalEis During a teleconference on February 25,2016, the Nuclear Regulatory Commission (NRC) requested information on the conservatisms in the fire probabilistic risk analysis (PRA) for Davis-Besse Nuclear Power Station. The information is attached.

FirstEnergy Nuclear Operating Company requests that the attachment, which contains security-related information, be withheld from public disclosure in accordance with 10 cFR 2.390.

There are no regulatory commitments contained in this letter. lf there are any questions or if additional information is required, please contact Mr. Thomas A. Lentz, Manager

- Fleet Licensing, at 330-315-6810.

Sincerely, g**(g**

Brian D. Boles

Attachment:

Fire-initiated CDF and PRA Conservatism cc: NRC Regional lllAdministrator NRC Resident Inspector NRC Project Manager Utility Radiological Safety Board (w/o Attachment) 419-321-7676 Fax: 419-321-7582

SECURIW-RELATED INFORMATION

_WITHHOLD UNDER 10 CFR 2.390.

UPON REMOVAL OF THE ATTACHMENT.

THIS LETTER CAN BE PUBLICLY DISCLOSED.

FENOC" FirstEnergy Nuclear Operating Company 5501 North Sfafe Route 2 Oak Harbor. Ohio 43449 Brian D. Boles Vice President, Nuclear March 17,2016 L-16-088 ATTN: Document Control Desk U. S. Nuclear Regulatory Commission Washington, DC 20555-0001

SUBJECT:

Davis-Besse Nuclear Power Station, Unit No. 1 Docket No. 50-346, License No. NPF-3 Conservatisms in the Fire Probabilistic Risk AnalEis During a teleconference on February 25,2016, the Nuclear Regulatory Commission (NRC) requested information on the conservatisms in the fire probabilistic risk analysis (PRA) for Davis-Besse Nuclear Power Station. The information is attached.

FirstEnergy Nuclear Operating Company requests that the attachment, which contains security-related information, be withheld from public disclosure in accordance with 10 cFR 2.390.

There are no regulatory commitments contained in this letter. lf there are any questions or if additional information is required, please contact Mr. Thomas A. Lentz, Manager

- Fleet Licensing, at 330-315-6810.

Sincerely, g**(g**

Brian D. Boles

Attachment:

Fire-initiated CDF and PRA Conservatism cc: NRC Regional lllAdministrator NRC Resident Inspector NRC Project Manager Utility Radiological Safety Board (w/o Attachment) 419-321-7676 Fax: 419-321-7582