ML20206F816

Advises That Util 880707 Response to NRC Bulletin 88-004, Potential Safety-Related Pump Loss, Acceptable

ML20206F816
Person / Time
Site:	Big Rock Point File:Consumers Energy icon.png
Issue date:	11/18/1988
From:	Scott W Office of Nuclear Reactor Regulation
To:	Berry K CONSUMERS ENERGY CO. (FORMERLY CONSUMERS POWER CO.)
References
IEB-88-004, IEB-88-4, TAC-68997, NUDOCS 8811210352
Download: ML20206F816 (4)

Text

ma ae $

+

. ,, UNITED STA','E8 1.

[4 5  :

g 8

NUCLEAR REGULATORY COMMISSION WASHING ton, D. C,20655 November 18, 1988 4,,.....

Docket No. 50-155 Mr. Kenneth W. Berry i Director, Nuclear Licensing '

I Consumers Power Company 1945 West Parnall Road

• Jackson, Michigan 49201 '

SUBJECT:

BIG ROCK POINT PLANT - RESPONSE TO NRC BULLETIN 88 POTENTIAL SAFETY RELATED PUMP LOSS (TAC NO. 68997)

On May 5, 1988, the NRC staff issued NRC Bulletin 88-04, "Potential Safety-Relattd Pump Loss." The bulletin requested the evaluation of all safety-related pumps for 1) pump-to pump interaction during miniflow operation that could result in dead-heading of one or more of the pumps and 2) the adequacy of the minimum flow bypass lines with respect to damage resulting from operation a.J ,

testing in the minimum flow mode. The bulletin also requested that within 60 days of receipt of the bulletin, licensees provide a written response that (a) summarizes the problems and the systems affected, (b) identifies the short-term and long-term modifications to plant operating procedures or hardware that have been or are being implemented to ensure safe plant operations, (c) identifies an appropriate schedule for long-term resolution of this and/or other significant problems that are identified as a result of this bulletin, and (d) provides justification for continued operation particularly with regard to General Design Criterion 35 of Appendix A to Title 10 of the Code of Federal Regulations (10 -

CFR Part 50), "Emergency Core Cooling" and 10 CFR 50.46, "Acceptance Criteria for Emergency Core Cooling Systems for Light Water Nuclear Power Reactors."

Additionally, the staff requested that within 30 days of completion of the long-term resolution actions, that licensees provide a written response describing (

the actions taken. l By letter dated July 7,1988, you responded to Bulletin 88-04. Your response l provided the information requested in a, b, c, and d above. Your response also '

described the long-term resolution actions and identified a completion date of  ;

June 30, 1989 for those actions. This fulfills your .quirement in responding to Bulletin 88-04. [

t k

f i

Q 1

OC C

0 3-

.g.

As discussed in Bulletin 88-04, you should document and maintain for at least two years an evaluation of your actions in responding to the bulletin. These records may be subject to future auditing.

Sincerely, lly,:) :". 'M ti, Wayne E. Scott, Jr. , Project Manager Project Directorate 111-1 Division of Reactor Projects - III, IV, V

& Special Projects cc: See next page DISTRIBUTION DOCKET FILE NRC & LOCAL PORs PD31 GRAY FILE GHOLAHAN MVIRGILIO WSCOTT OGC EJORDAt; BGRIMES ACRS (10)

RINGRAM TALEXION LA/PD3.1: DR.iP PM/PD31: $)P (A)D/PD31:DRSP RINGRAF '* WSCOTT 4 F TQUAY G W 11/g /i;J, 11/ // /88 11/ 19 /88 D

6

\ ..

g As discussed in Bulletin 88-04, you should document and maintain for at least two years an evaluation of your actions in responding to the bulletin. These recor6 may be subject to future auditing.

Sincerely, r24 Way e E. Scott, Jr., Project Manager Project Directorate 111-1 Division of Reactor Projects - III. IV, V

& Special Projects cc: See next page

j.+- , .,

l1 l

Mr. Kenneth W. Berry Consumers Power Company Big Rock Point Plant cc:

Mr. Thomas A. McNish,' Secretary '

Consumers Power Company 212 West Michigan Avenue Jackson, Michigan 40201 ,

Judd L. Bacon, Esquire-Consumers Power Company 212 West Michigan Avenue Jackson, Michigan 49201

^'

Mr. Thomas W. E1 ward .

Plant Manager Big Rock Point Plant 10269 U.S. 31 North

• Charlevoix, Michigan 49720 Mr. Bud Heeres Cour.ty Commissioner -

303 2heridan Charlevoix, Michigan 49720 Office of the Governor Room 1 - Capitol Building Lansing, Michigan 48913 Regional Administrator, Region III

• U.S. Nuclear Regulatory Comission 799 Roosevelt Road Glen Ellyn, Illinois 60137 .

i Nuclear Facilities and Environmental Monitoring Section Office Division of Radiological Health P. O. Box 30035 Lansing, Michigan 48909 U.S. Nuclear Regulatory Commission l Resident Inspector Offis' t

Big Rock Point Plant l 10253 U.S. 31 North ie Charlevoix, Michigan 49.720 L