ML18139A593
| ML18139A593 | |
| Person / Time | |
|---|---|
| Site: | 05000000, Surry |
| Issue date: | 10/01/1980 |
| From: | Check P Office of Nuclear Reactor Regulation |
| To: | Novak T Office of Nuclear Reactor Regulation |
| Shared Package | |
| ML093450149 | List:
|
| References | |
| FOIA-80-515, FOIA-80-555 NUDOCS 8010170302 | |
| Download: ML18139A593 (2) | |
Text
DLSTRIBUTION:
c.{1()CKET FILE ASB READING PCh~St-, -l Docket ilos :(_~O_:i80/281 lcutATORY DOCKH FILE copf OCT 1 1980 MEMORANDUM FOR:. Thomas M. Novak, Assistant Di rector
. for Operat*i ng Reactors, DOL FROM:
SUBJECT:
Paul S. Check, AssistantDirector for Plant Systems, OSI SURRY UNITS l AND 2 - SAFETY EVALUATION REPORT INPUT ON THE IMPLEMENTATION OF RECOMMENDATIONS.FOR AUXILIARY FEEDHATER SYSTEMS The *Auxiliar.)l Systems Branch i-ias completed its review of the Auxiliary Feed-water System reliability evaluation-for Surry Units l_:and 2. _Ina letter dated September 25, 1979, the Division of Operating Reactors ~DOR) fon1arded to the Virginia Electric and Power Company (VEPCO) our requirements regarding the Surry Unit 1 and 2 Auxiliary Feedwater. System.
VEPCO provided responses in letters dated November 9, 1979, January 10, 1980, February 1, 1980, February 26, 1980, M<<rrch 21, 1980, and May 19~ 19E!O.
In a letter dated Novem-ber 9, 1979, VEPCO stated that certain G.S. items would be completed by January 1, 1980.
In a te~ephone conversation on September 26, 1980, VEPCO stated that the items were all complete.
The fact that these G.S. items have -been c_ornp 1 eted_ \\rJi 11 be documented* by VEPCOd Our Safety/Evaluation Report (SER) contains four items for which our safety evaluation is not complete.
- 1. Recommendation EL All auxiliary feedwater flow control valves and the downstream manually operated shutoff valves are located inside con-tainment.
The licensee h~s not yet provided a response to how these valves can be utilized in an accident environment.
We will provide our evaluation in a supplement to this SER.
- 2. _Recommendation ( Encl_osure ~1 - The 1 i censee has not yet responded to Enc'l osure 2 of our September 25, 1979 1 etter.
We ~\\Ii 11 pro vi de our evaluation inaa supplement to this SER.
- 3.
Recommendation GL The safety grade design for auxiliary feedwater
~utomatic initiation signals and circuits is still under staff review.
D Our evaluation will be presented in a supplement to this SER.
This is.,lfa.\\,\\/
a dated requirement.
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- 4.
Adcli.tional Short Term Recorrunendation 3 - The safety grade design (long*
'term requirement) for auxiliary feedwater flow indication is still under OP'P'ICtn
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Our evaluation will be presented in a supplement to this SER._
This is a dated requirement.
Enclosure:
As stated cc:
D. Eisenhut D. Ross OP'P'ICE~
lllURNAIU:~
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