05000423/LER-2003-002, From Millstone, Unit 3 Regarding Fire Safe Shutdown Strategy May Not Be Adequate for Fire Scenarios Which Assume Loss of All AC Power

From Millstone, Unit 3 Regarding Fire Safe Shutdown Strategy May Not Be Adequate for Fire Scenarios Which Assume Loss of All AC Power

ML030850108
Person / Time
Site:	Millstone
Issue date:	03/13/2003
From:	Sarver S Dominion Nuclear Connecticut
To:	Document Control Desk, Office of Nuclear Reactor Regulation
References
B18845 LER 03-002-00
Download: ML030850108 (5)

LER-2003-002, From Millstone, Unit 3 Regarding Fire Safe Shutdown Strategy May Not Be Adequate for Fire Scenarios Which Assume Loss of All AC Power

Event date:
Report date:
Reporting criterion:	10 CFR 50.73(a)(2)(ii)(B), Unanalyzed Condition 10 CFR 50.73(a)(2) 10 CFR 50.73(a)(2)(ix)(A) 10 CFR 50.73(a)(2)(ii) 10 CFR 50.73(a)(2)(v), Loss of Safety Function 10 CFR 50.73(a)(2)(i)(A), Completion of TS Shutdown
4232003002R00 - NRC Website

text

Dominion Nuclear Connecticut, Inc.

j Dominion Millstone Power Station D

Rope Ferry Road Waterford, CT 06385 MAR 1 3 2003 Docket No. 50-423 B18845 RE: 10 CFR 50.73(a)(2)(ii)(B)

U.S. Nuclear Regulatory Commission Attention: Document Control Desk Washington, DC 20555 x

'N_

I) fvlilistone Power Station, Unit No. 3 Li6e'rse'Event Rkport 2003-002-00 Fire Safe Shutdown StrateqylMif Not Be Adequate for Fire Scenarios Which Assume

. 'Loss of All AC Power I. <.s

,v,,

This letter forwards Licensee Event Report 'LER) 2003-002-00, documenting a condition that was discovered at Millstone Unit No. 3, on January 16, 2003. This LER is being submitted pursuant to 10 CFR 50.73(a)(2)(ii)(B).

There are no regulatory commitments contained within this letter.

Should you have any questions regarding this submittal, please contact Mr. David W. Dodson at (860) 447-1791, extension 2346.

Very truly yours, DOMINION NUCLEAR CONNECTICUT, INC.

StepAen P. arver, Director Nuclear Station Operations and Maintenance Attachment (1):

LER 2003-002-00 cc:

H. J. Miller, Region I Administrator V. Nerses, NRC Senior Project Manager, Millstone Unit No. 3 NRC Senior Resident Inspector, Millstone

II Docket No. 50-423 B1 8845 Millstone Power Station, Unit No. 3 LER 2003-002-00

NRC FORM 366 U.S. NUCLEAR REGULATORY APPROVED BY OMB NO. 3150-01104 EXPIRES 7-31-2004

, the NRC may not conduct or sponsor, (See reverse for reouired number of diaits/characters for each block) and a person is not required to respond to, the information collection FACILITY NAME (1)

DOCKET NUMBER (2)

PAGE (3)

Millstone Power Station - Unit No. 3 05000423 1 OF 3

TITLE (4)

Fire Safe Shutdown Strategy May Not Be Adequate For Fire Scenarios Which Assume Loss of All AC Power EVENT E (5)

LER NUMBER (6 REPORT DATE OTHER FACILITIES INVOLVED (8)

MO DAY YEAR REV SEOUEN-nAL MO DAY YEAR FACILITY NAME DOCKET NUMBER NUMBER NO 05000 01 16 2003 2003 -

002 - 00 03 13 2003 FACILITY NAME DOCKET NUMBER NO L

.1 05000 OPERATING 1

THIS REPORT IS SUBMITTED PURSUANT TO THE REQUIREMENTS OF 10 CFR §: (Check all that apply) (11)

MODE (9) 20.2201 (b)

_ 20.2203(a)(3)(ii) 50.73(a)(2)(fi)(B) 50.73(a)(2)(ix)(A)

POWER 100 20.2201 (d) 20 2203(a)(4) 50.73(a)(2)(ii) 50 73(a)(2)(x)

LEVEL (101 20 2203(a_1) 50 36(c)1)(i)YA' 50 73(aV2ifiv)(AI 73 71(a) (4) 20 2203(a)(2) 50 36(c)(1)(ii)(A)

_ 50 73(a)(2)(v)(A)

_ 73 71 (a)(5) 20.2203(a)(2)(ii) 50 36(c)(2) 50.73(a)(2)(V)(B)

_ OTHER 20 2203(a)(2)(iil) 50.46(a)(3)(i) 50.73(a)(2)(v)(C)

Specify in Abstract below or 20.2203(a)(2)(iv) 50.73(a)(2)(i)(A) 50.73(a)(2)(v)(D) in (If more space Is required, use addibonal copies of NRC Form 366A) (17)

Resolution options are under development and are being addressed in accordance with the Millstone Corrective Action Program.

5.

Previous Occurrences

No previous similar events/conditions were identified.

Energy Industry Identification System (EIIS) codes are identified in the text as [XX].