05000400/LER-2005-001, Regarding Reactor Auxiliary Building Emergency Exhaust System Single Failure Vulnerability

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Regarding Reactor Auxiliary Building Emergency Exhaust System Single Failure Vulnerability
ML050870381
Person / Time
Site: Harris Duke Energy icon.png
Issue date: 03/28/2005
From: Waldrep B
Progress Energy Carolinas
To:
Document Control Desk, Office of Nuclear Reactor Regulation
References
HNP-05-037 LER 05-001-00
Download: ML050870381 (6)


LER-2005-001, Regarding Reactor Auxiliary Building Emergency Exhaust System Single Failure Vulnerability
Event date:
Report date:
Reporting criterion: 10 CFR 50.73(a)(2)(i)

10 CFR 50.73(a)(2)(ii)(B), Unanalyzed Condition

10 CFR 50.73(a)(2)(viii)(B)

10 CFR 50.73(a)(2)(v)(A), Loss of Safety Function - Shutdown the Reactor

10 CFR 50.73(a)(2)(v)(B), Loss of Safety Function - Remove Residual Heat

10 CFR 50.73(a)(2)(i)(B), Prohibited by Technical Specifications

10 CFR 50.73(a)(2)(v), Loss of Safety Function

10 CFR 50.73(a)(2)(x)

10 CFR 50.73(a)(2)(i)(A), Completion of TS Shutdown
4002005001R00 - NRC Website

text

6 P rogress Energy U.S. Nuclear Regulatory Commission Serial: HNP-05-037 ATTN: NRC Document Control Desk MAR28 1 OCFR50.73 Washington, DC 20555 SHEARON HARRIS NUCLEAR POWER PLANT UNIT 1 DOCKET NO. 50-400/LICENSE NO. NPF-63 LICENSEE EVENT REPORT 2005-001 -00 Ladies and Gentlemen:

The enclosed Licensee Event Report 2005-001-00 is submitted in accordance with 10 CFR 50.73. This report describes a Single Failure Vulnerability for the Reactor Auxiliary Building Emergency Exhaust System.

Please refer any questions regarding this submittal to Mr. Dave Corlett, Supervisor -

Licensing/Regulatory Programs, at (919) 362-3 137.

Sincerely, B. C. WalcKep Plant General Manager Harris Nuclear Plant BCW/sfm Enclosure c:

Mr. R. A. Musser (HNP Senior NRC Resident)

Mr. C. P. Pate1 (NRC-NRR Project Manager)

Dr. W. D. Travers (NRC Regional Administrator, Region 11)

Progress Energy Carolinas, Inc.

Harris Nuclear Plant P 0 Box 165 New Hill, NC 27562

NRC FORM 366 US. NUCLEAR REGULATORY COMMISSION APPROVED BY OMB: NO. 3150-0104 EXPIRES: 06/30/200 Estimated burden per response to comply with this mandato collectio request: 50 hours5.787037e-4 days <br />0.0139 hours <br />8.267196e-5 weeks <br />1.9025e-5 months <br />. Reported lessons learned are incorporated into x e licensinm process and fed back to industry. Send comments re ardin burden estimate t the Records and FOINPrivacy Service Branch YT-5 ?52), US. Nuclei Regulatory Commission, Washington, DC 20555-0001, or by internet e-mail t infocollects nrcgov. and to the Desk Officer, Office of Information an' Regulatory8ai& NEOB-10202, (3150-0104), Office of Managementand Budge Washington, DC 20503. If a means used to impose an information collectio does not display a currentlyvalid OM6 control number, the NRC may not conduc or sponsor, and a person is not required to respond to, the informatioi collection.

(6-2004)

LICENSEE EVENT REPORT (LER)

(See reverse for required number of digitskharacters for each block)

3. PAGE Harris Nuclear Plant - Unit 1 05000400 1 OF 5 Reactor Auxiliary Building Emergency Exhaust System Single Failure Vulnerability
4. TITLE
5. EVENT DATE
6. LER NUMBER
7. REPORT DATE
8. OTHER FACILITIES INVOLVED FACILITY NAME DOCKET NUMBER MONTH DAY YEAR YEAR NUMBER REV NO.

MONTH DAY YEAR N/A 05000 1

27 2005 2005 - 001 - 00 03 28 2005 N/A 05000 FACILITY NAME DOCKET NUMBER

9. OPERATING MODE
11. THIS REPORT IS SUBMITTED PURSUANT TO THE REQUIREMENTS OF 10 CFRS: (Check all that apply) 0 20.2201(b) 0 20.2203(a)(3)(i) 0 50.73(a)(2)(i)(C) 0 50.73( a)( 2)(vi i) 1 0 20.2201(d) 0 20.2203(a)(3)(ii) 0 50.73(a)( 2)(ii)(A) 0 50.73( a)( 2)( viii)( A) 0 20.2203(a)(I) 0 20.2203(a)(4) 0 50.73(a)(2)(ii)(B) 0 50.73(a)(2)(viii)(B) 0 20.2203(a)(2)(i) 0 50.36(c)(I )(i)(A) 0 50.73(a)(z)(iii) 0 50.73( a)( 2)( ix)( A) 20.2203(a)(2)(iii) 0 50.36(~)(2) 0 50.73(a)(2)(v)(A) 0 73.71(a)(4) 0 20.2203(a)(2)(iv) 0 50.46(a)(3)(ii) 0 50.73(a)(2)(v)(B) 0 73.71(a)(5) 0 20.2203(a)(2)(vi)

IXI 50.73(a)(2)(i)(B) 0 50.73(a)(2)(v)(D)

IO. POWER LEVEL 20.2203(a)(2)(ii) 0 50.36(c)(l)(ii)(A) 0 50.73( a)(2)( iv)(A) 0 50.73(a)(2)(x) 100 0 20.2203(a)(2)(v) 0 50.73(a)(2)(i)(A) 0 50.73(a)(Z)(v)(C) 0 OTHER Specify in Abstract below or in (If more space is required, use additional copies of (If more space is required, use additional copies of {If more space is required, use additional copies of (If more space is required, use additional copies of NRC Form 366A)

VI. COMMITMENTS

The actions committed to by Carolina Power & Light Company doing business as Progress Energy Carolinas, Inc. (PEC) in this document are identified below. Any other actions discussed in this submittal represent intended or planned actions by PEC. They are described for the NRCs information and are not regulatory commitments.