ML20078F719
| ML20078F719 | |
| Person / Time | |
|---|---|
| Site: | Cook  |
| Issue date: | 07/13/1993 |
| From: | Martin J NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III) |
| To: | Fitzpatrick E INDIANA MICHIGAN POWER CO. |
| Shared Package | |
| ML20078F460 | List: |
| References | |
| FOIA-94-167 NOED-93-3-001, NOED-93-3-1, NUDOCS 9502020228 | |
| Download: ML20078F719 (3) | |
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F JUL 13 U33 Docket No. 50-316 N0E0 No. 93-3-001 Indiana Michigan Power Company ATTN: Mr. E. E. Fitzpatrick Vice President Nuclear Operations
'l Riverside Plaza Columbus, OH 43216
Dear Mr. Fitzpatrick:
NOTICE OF ENFORCEMENT DISCRETION FOR INDIANA MICH COMPANY REGARDING THE DONALD C. COOK NUCLEAR PLANT, UNIT 2
SUBJECT:
By letter dated July 9, 1993, you requested the U.S. Nuclear Regulatory Commission (NRC) to exercise its discretion not to enforce compliance with the required actions in Technical Specifications (TS) 3.1.2.4 and 3.5.2.
Your staff informed the NRC on July 9,1993, at 2 p.m.
3.5.2 with regard to restoration of the West centrifugal charging pump (CCP)Spe to operable status within the specified allowable outage time.
your letter stated that the West CCP was inoperable and restoration of the pump to operable status would require 60 hours6.944444e-4 days <br />0.0167 hours <br />9.920635e-5 weeks <br />2.283e-5 months <br /> longer than the actionThe acti statements for TS 3.1.2.4 and 3.5.2 allow.
stated TS allow 72 hours8.333333e-4 days <br />0.02 hours <br />1.190476e-4 weeks <br />2.7396e-5 months <br /> to restore the pump to operable status or commence a Your letter stated that there was a need for enforcement unit shutdown.
discretion because continued operation of the unit with the West CCP inoperable for the stated brief duration was preferable to imposing a therm transient on the plant, as would occur if the unit was shut down and shortly As justification for continued operation, you stated that the i
accident analyses only took credit for one train of cha restarted.
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g shutdown in accordance with the requirements of TS 3.0.3.
risk to core damage frequency, as determined by your individual plant evaluation, was small.
In addition, you identified compensatory measures emergency core cooling or specified equipment that could help to mitigate consequences of a LOCA or steamline break accident. Furthermore, you sta you would conduct TS surveillances 4.5.2.b (ECCS va implementation of the exercise of enforcement discretion.
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Indiana Michigan Power Company 2
i Based on our review of your justification, including the compensatory measures identified above, we have concluded that this course of action involves minimal or no safety impact, and we are clearly satisfied that this exercise of enforcement discretion is warranted from a public health and safety i
perspective.
Therefore, this letter documents our verbal granting on July 9, 1993, of our intention to exercise discretion not to enforce compliance with TS 3.1.2.4 and 3.5.2 for the period from July 9,1993, at 10:37 p.m. (EDT) until July 12, 1993, at 10:37 a.m. (EDT). Notwithstanding our granting of enforcement discretion, we will consider enforcement action, as appropriate, for the conditions that led to the need for this exercise of enforcement l
discretion.
This letter also serves to confirm your commitment to provide to the NRC in writing by October 15, 1993, the results of the study that you are conducting to determine the appropriate course of action regarding restoration or modification of the three c.arging pump system, which is the current design.
Sincerely,
')RIGiNAL SIGNED BY HUBERT J. tMLLER John B. Martin Regional Administrator cc w/ enclosure:
A. A. Blind, Plant Manager OC/LFDCB PDR LPDR Resident Inspector, RIII James R. Padgett, Michigan Public 3
Service Commission EIS Coordinator, USEPA Region 5 Office Michigan Department of Public Health D. C. Cook, LPM, NRR J. G. Partlow, ADPR/NRR W. T. Russell, ADT/NRR J. W. Roe, DRPW/NRR J. A. Zwolinski, ADR3/NRR J. Lieberman, OE Technical Assistant, Division of Reactor Projects - I/II, NRR MC0 II R
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aftr Martin ayette Zwolinski McCabe/P)O Q9 9ll,(7y a r w [ g y-rsini 7(pl0 7
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s, JUL 13 E93 i
Indiana Michigan Power Company 2
Based on our review of your justification, including the compensatory measures identified above, we have concluded that this course of action involves minimal or no safety impact, and we are satisfied that this exercise of enforcement discretion is warranted from a public health and safety perspective.
Therefore, this letter documents our verbal granting on July 9, 1993, of our intention to exercise discretion not to enforce Compliance with TS 3.1.2.4 and 3.5.2 for the period from July 9, 1993, at 10:37 p.m. (EDT) until July 12, 1993, at 10:37 a.m. (EDT).
Notwithstanding our granting of enforcement discretion, we will consider enforcement action, as appropriate, for the conditions that led to the need for this exercise of enforcement discretion.
This letter also serves to confirm your commitment to provide to the NRC in writing by October 15, 1993, the results of the study that you are conducting to determine the appropriate course of action regarding restoration or modification of the three charging pump system, whicn is the current design.
Sincerely, 3RIGINAL SIGNED BY HUBERT J. MILLER John B. Martin Regional Administrator cc w/ enclosure:
A. A. Blind, Plant Manager 0C/LFDCB PDR LPDR Resident inspector, Rill James R. Padgett, Michigan Public Service Commission EIS Coordinator, USEPA Region 5 Office Michigan Department of Public Health D. C. Cook, LPM, NRR J. G. Partlow, ADPR/NRR W. T. Russell, ADT/NRR J. W. Roe, DRPW/NRR J. A. Zwolinski, ADR3/NRR J. Lieberman, OE Technical Assistant, Division of Reactor Projects - 1/11, NRR SEE PREVIOUS CONCURRENCES 2 Rill Rill Rill RIII Rill NRR Orsini McCabe Shafer Martin DeFayette Zwolinski Rlli Rill RI Pirok G
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