ML19224C810
| ML19224C810 | |
| Person / Time | |
|---|---|
| Site: | Oyster Creek |
| Issue date: | 05/15/1979 |
| From: | Ziemann D Office of Nuclear Reactor Regulation |
| To: | Finfrock I JERSEY CENTRAL POWER & LIGHT CO. |
| References | |
| NUDOCS 7907060496 | |
| Download: ML19224C810 (3) | |
Text
&m h
ps* **%g'g UNITED STATES y,.
y
,s,(
g NUCLEAR REGULATORY COMMISSION C
WASHINGTON, D. C. 20555 o -
?
I
,f May 15,1979 g
- ...+
Docket No. 50-219 Mr. I. R. Finfrock, Jr.
Vice President - Generation Jersey Central Power & Light Company Madison Avenue at Punch Bowl Road Morristown, New Jersey 07960
Dear Mr. Finfrock:
At the conclusion of the May 9,1979 meeting concerning the events at Oyster Creek on Mcy 2,1979, we agreed to provide a list of the questions that must formally be resolved before the Oyster Creek Nuclear Generating Station is returned to power.
These questions are enclosed.
The questions were telecopied to you on May 10, 1979, to minimize delays in preparing your responses.
Sincerely, O
_ jrw%
nb+
Dennis L. Ziemann,' Chief Operating Reactors Branch 52 Division of Operating Reactors
Enclosure:
Questions cc w/ enclosure:
See next page "j c; l_
)_h 79070604'9
Mr. I. R. Finfrock, Jr.
-2 May 15,1979 i
cc w/ enclosure:
5 j
G. F. Trowbridge, Esquire l
Shaw, Pittman, Potts and Trowbridge i
1800 M Street, N. W.
l Washington, D. C.
20036 I*
GPU Service Corporation ATTN:
Mr. E. G. Wallace Licensing Manager i
260 Cherry Hill Road l
Parsippany, New Jersey 07054 1
i Anthony Z. Roisman e
Natural Resources Defense Council 917 15th Street, N. W.
Washington, D. C.
20005 Steven P. Russo, Esquire 248 Washington Street P. O. Box 1060 Toms River, New Jersey 08753 Joseph W. Ferraro, Jr., Esquire Deputy Attorney Gereral State of New Jersey Department of Law and Public Safety 1100 Raymond Boulevard Newark, New Jersey 07012 Ocean County Library Brick Township Branch 401 Chambers Bridge Road Brick Town, New Jersey 08723 JI
- l O
') i g
f s
1.
Provide the bases for concluding that the OC core was not damaged during the event of May 2,1979.
Describe in detail any reactor system calculations that were performed.
Describe any activity analyses.that support your conclusion.
2.
Provide a bounding transient analysis for net inventory events (ACDs) that is consistent with all plant administrative measures (procedures, tech specs, standing orders, etc.) relating to the availability and aiignment of all significant plant systems and components (esp, the discharge valves in the Reactor Coolant Pump loops and the Isolation Condenser).
3.
In light of the May 2,1979 event, supplement your response to I&E Bulleting 79-03 regarding water level indicatio. Address especially the appropriateness of annulus instrumer;s for describing water level over the core.
4 If operator errors have been discovered in your study c' the May 2,1979 event, describe the steps being taken to prevent reoccurrence.
If errors or other shortcomings in procedures have been revealed by your study, describe the steps being taken to remove them.
5 If the event of May 2,1979 was initiated by a false safety signal arising from a surveillance test, describe the stecs being taken tc reduce the probability of occurrence of similar event in the future.
6.
Describe your test p; agram for startup and oc,-er ascension, qq-7, r.
L c
.