ML20045F957
| ML20045F957 | |
| Person / Time | |
|---|---|
| Site: | Farley  |
| Issue date: | 07/07/1993 |
| From: | Varga S Office of Nuclear Reactor Regulation |
| To: | Woodward J SOUTHERN NUCLEAR OPERATING CO. |
| References | |
| IEIN-93-040, IEIN-93-40, NUDOCS 9307090228 | |
| Download: ML20045F957 (4) | |
Text
f Docket Nos. 50-348 July 7, 1993 and 50-364 Mr. J. D. Woodard Executive Vice President Southern Nuclear Operating Company, Inc.
Post Office Box 1295 Birmingham, Alabama 35201-1295
Dear Mr. Woodard:
SUBJECT:
FIRE BARRIERS MANUFACTURED BY THERMAL CERAMICS, INC. -
JOSEPH M. FARLEY NUCLEAR PLANT, UNITS 1 AND 2 Currently, the NRC staff is in the process of verifying the commercial reactor licensees' compliance with their current licensing bases. As.part of this process, the staff had conducted a review of the fire barrier systems installed at several facilities. The FP-60 fire barrier system, manufactured by Thermal Ceramics, Inc., was identified for further review.
Concerns raised during the staff's preliminary review of this material are documented in Information Notice 93-40, " Fire Endurance Test Results for Thermal Ceramics FP-60 Fire Barrier Material."
Representatives of Thermal Ceramics, Inc., have informed the staff that these r
barriers are installed in Joseph M. Farley Nuclear Plant, Units 1 and 2.
Based on its preliminary review of the FP-60 fire barriers, the staff has developed the enclosed request for additional information (RAI).
Our concern is related to the adequacy of the FP-60 fire barrier installed at your facility.
Pursuant to the provisions of 10 CFR 50.54(f), we request that you provide, within 30 days from'the date of this letter, your response to the RAI.
Your response must be submitted under oath or affirmation.
The reporting and/or recordkeeping requirements contained in this letter affects fewer than 10 respondents; therefore, OMB clearance is not required under P. L.96-511.
Sincerely, ORIGINAL SIGNED BY:
Steven A. Varga, Director Division of Reactor Projects - I/II Office of Nuclear Reactor Regulation
Enclosure:
Request for Additional Information l
cc w/ enclosure:
See next page
{'{J g, g,
.g3 g ! 2MG g
OFC LA:PD71EDRPE PM:P[MSDRPE LEVD.'N OGCkiNM Ab[E-II:DRPE NAME PA'nd6Non TRh CMcCYacken fikkh$
hnas DATE h / /I /93
[(1/l5 /93 6/,/[l93
_4
[I[ h3 - i// /93 ADPbk/
kk 0FC D:DRP,f,__ -'
AD:PD21:DRPE hthby Mf SSBajwa,Ik JPartlo C
NAME DATE
/93 7 / / /93 7/7-/93[ 7 / 7 /93
~
l Document (Name:
FAR86696'.11R Ml 4
%,,f, / ) /
I l !
i 9307090228 930707 PDH ADOCK 05000349
'/
G PDR
\\
I l
DISTP BUTI0ft:
- docketFile(
f1RC/ Local PDRs PD 11-1 Reading file i
T. Murley J. Partlow S. Varga G. Lainas S. Bajwa T. Reed S. West
E. Merschoff, R-II cc:
Plant Service List i
l l
(~~
1 Mr. J. D. Woodard i
Jaseph M. Farley Nuclear Plant Southern Nuclear Operating Company, Inc.
cc:
Mr. R. D. Hill, Jr.
State Health Officer General Manager - Farley Nuclear Plant Alabama Department of Public Health Southern Nuclear Operating Co., Inc.
434 Monroe Street Post Office Box 470 Montgomery, Alabama 36130-1701 Ashford, Alabama 36312 Chairman Mr. B. L. Moore, Licensing Manager Houston County Commission Southern Nuclear Operating Co., Inc.
Post Office Box 6406 Post Office Box 1295 Dothan, Alabama 36302 Birmingham, Alabama 35201-1295 R,ional Administrator, Region II James H. Miller, Ill, Esquire U. S. Nuclear Regulatory Commission Balch and Bingham Law Firm 101 Marietta St., N.W., Ste. 2900 Post Office Box 306 Atlanta, Georgia 30323 1710 Sixth Averiu North Birmingham, Alabama 35201 Resident Inspector U.S. Nuclear Regulatory Commission Post Office Box 24 - Route 2 Columbia, Alabama 36319 e
i i
I
ENCLOSURE RE0 VEST FOR ADDITIONAL INFORMATION FIRE BARRIERS MANUFACTURED BY THERMAL CERAMICS. INC.
JOSEPH M. FARLEY NUCLEAR PLANT. UNITS 1 AND 2 DOCKET NOS. 50-348 AND E0-364 1.
If you are currently using the FP-60 fire barriers. manufactured by Thermal Ceramics, Inc., to meet your current licensing basis, provide the technical basis which demonstrates its acceptability for your facility.
2.
Provide any test reports that document the fire endurance or ampacity derating characteristics of the FP-60 fire barriers.
3.
Identify the areas of the plant in which the FP-60 fire barriers are 1
installed and the timeframe in which they were installed.
4.
Provide an approximation cf the quantity of FP-60 fire barriers that is installed in your facility to meet your current licensing basis. The estimate may be in linear feet of conduit or square feet of cable raceway.
5.
Perform an operability analysis of the FP-60 fire barrier as it is installed in your facility and provide the results of your analysis.
)
i
)
.