ML20150C798
| ML20150C798 | |
| Person / Time | |
|---|---|
| Site: | LaSalle  |
| Issue date: | 03/17/1988 |
| From: | Davis A NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III) |
| To: | Reed C COMMONWEALTH EDISON CO. |
| References | |
| CAL-RIII-88-03, CAL-RIII-88-3, NUDOCS 8803220319 | |
| Download: ML20150C798 (2) | |
Text
.: :
90 CONFIRMATORY ACTION LETTER CAL-RIII-88-03 Docket No. 50-374 Commonwealth Edison Company ATTN: Mr. Cordell Reed Sen'.or Vice President Post Office Box 767 Chicago, IL 60690 Gentlemen:
This letter confirms the telephone conversation between E. G. Greenman of this office and you on March 17, 1988, related to the dual recirculation pump trip and related core performance anomalies occurring at LaSalle Unit 2 on March 9, 1988. With regard to this event, we understand that you will:
1.
Perform an evaluation of reactor perfonnance during this event including secondary systems, the reactor protection system, and ATWS systems.
2.
Perform an evaluation of operator performance during thic event.
3.
Evaluate the adequacy of your Technical Specifications, operating procedures, abnormal operating procedures, and emergency procedures with respect to this event and vendor recommendations (GE SIL-380).
4.
Perform increased activity level sampling during Unit 2 startup to verify no abnormalities.
5.
Submit to NRC Region III a formal report of your findings and conclusions within 30 days of receipt of this letter.
Throughout this investigative effort, we understand that you will take those actions necessarv to ensure that complete documentary evidence of the conditions being examined is maintained, and furnished to the NRC's Augmented Inspection Team which was initiated on March 16, 1938.
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We further uncerstand that startup of Unit 2 will occur after a determination has been made by the AIT Team Leader that equipment performance was satisfactory, including verification of reactor coolant samples, and that interim procedural changes are satisfactory including a requirement to trip the reactor if no reactor recirculation loops are in operation, and the reactor is in operational conditions 1 or 2, and with concurrence of the Regional Administrator or his designee.
Issuance of this Confirmatory Action Letter does not preclude the issuance of an order requiring implementation of the above commitments.
None of the actions specified herein should be construed to take precedence over actions which you feel necessary to ensure plant and personnel safety.
Please advise us immediately if your understanding differs from that set forth above.
Sincerely, Orignial Signed by A. Bert Davis A. Bert Davis Regional Administrator cc:
D. Butterfield, Nuclear Licensing Manager G. J. Diederich, Plant Manager DCD/DCB (RIDS)
Licensing Fee Management Branch Resident Inspector, RIII Richard Hubbard i
J. W. McCaffrey, Chief, Public Utilities Division David Rosenblatt, Governor's Office of Consumer Services J. M. Taylor, DED0 T. E. Murley, NRR E. L. Jordan, AE0D J. Lieberman, OE M. Johnson, EDO W. Lanning, NRR F. Miraglia, NRR G. Holahan, NRR D. Crutchfield, NRR J. Partlow, NRR J. Strasma, RIII J. Goldberg, 0GC D. Muller, NRR RII RIII MII RI RIII N
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