ML19344E422
| ML19344E422 | |
| Person / Time | |
|---|---|
| Site: | McGuire, Mcguire  |
| Issue date: | 07/17/1980 |
| From: | Parker W DUKE POWER CO. |
| To: | James O'Reilly NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II) |
| Shared Package | |
| ML19344E420 | List: |
| References | |
| NUDOCS 8008280539 | |
| Download: ML19344E422 (2) | |
Text
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422 SocTu Carmen Srazzi, CRAmWTTz. N. C. asa42 20 JUL 22 A10 : 44 wiwa
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July 17, 1980 Vict PattiDiest TELtpoeOest; Asta 704
$ttaes PmOOuCTIoss 373-4083 Mr. James P. O'Reilly, Director U. S. Nuclear Regulatory Commission Region 11 101 Marietta Street, Suite 3100 Atlanta, Georgia 30303
Subject:
McGuire Nuclear Station Docket No. 50-369, -370
Reference:
RII:WHM 50-369/80-11, 50-370/80-07
Dear Mr. O'Reilly:
Please find attached a revision to my response of July 10, 1980 to IE Inspec-tion Report 50-369/80-11, 50-370/80-07 transmitted by your letter of July 17, 1980.
This letter revises our response to a deviation concerning water flow alarm devices.
V y truly yours,
'N s
_. e, illiam O. Parker, Jr.
LJB:scs Attachment 8008280 5 %
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DUKE POWER COMPANY r
MCCU1RE NUCLEAR STATION A
50-369/80-11 and 50-370/80-07 4
Supplemental Response to IE Inspection Report P
Devintion ly installed.
Water flow alarm devices either not provided or improperd 3-17.6 of NFPA-B Section 3-9.1.2, Figure A-3-9.1.2, 3-17.3, 3-17.4 anfor sprinkler, system water /
5.
contains the design and installation criteria m
flow alarm devices.
Rtrponse flow alarms for the Cable 10, 1980 stated that water d from water-paddle alarms Our response of JulyRoom, Annulus, and pipe corridor will be upgrade 5.
to alarm check valves. flow alarms are unnecessary for the following reasons:
fire to the Water flow indication is not necessary to indicate a Detection System.
Control Room since this is accomplished by the Fire 1) is by valve The normal method of alarming water flow in dry systems 2) supervision.
itment in our July 10, For the reasons stated above, we are revising the comm for these systems with alarm indication in the Control Room.
indication, meets the intent of NFPA-13.
lled in the Cable The paddle wheel in water-paddle alarms presently inst d
devices located Test pipe will be installed for testing water flow alarmAuxiliary Feedwa in the following areas:
Pumps.
Pumps at elevation 750 + 0 and Nuclear Service Water 1, 1980.
These modifications will be completed by September 1
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