ML20071H492
| ML20071H492 | |
| Person / Time | |
|---|---|
| Site: | Bellefonte  |
| Issue date: | 02/18/1982 |
| From: | Mills L TENNESSEE VALLEY AUTHORITY |
| To: | James O'Reilly NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II) |
| References | |
| 10CFR-050.55E, 10CFR-50.55E, NUDOCS 8203080437 | |
| Download: ML20071H492 (2) | |
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TENNESSEE VALLEY AUTAORITY s
CH ATTANOOG A, TENNESSEE 37401 400ChhsthuhStNeebTowerII
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- u February 18, 1982 t-03 32 FER 19 P2.l0 S
U.S. Nuclear Regul.atory Commission NECElVgg 9 Begion II
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S-Mpg 05 7982A i Attn:
Mr. James P. O'Reilly, Regional Administrator a
101 Marietta Street, Suite 3100 Y
Atlanta, Georgia 30303 nc 4'
Dear Mr. O'Reilly:
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BELLEFONTE NUCLEAR PLA'"" ilMITS 1 AND 2 - SEISMIC QUALIFICATION OF B&W EQUIPMENT IN TVA PANr R BLN BLP 8011 - FOURTH INTERIM REPORT The subject deficiency was, initially reported to NRC-0IE Inspector R. W. Wright on November'24, 1980 in accordance with 10 CFR 50.55(e).
This was followed by our interim reports dated December 23, 1980 and April 23 and October 28, 1981. Enclosed is our fourth interim report. We expect to submit our next report by May 18, 1982.
If you have any questions concerning this matter, please get in t' ouch with R. H. Shell at FTS 858-2688.
Very truly yours, TENNtsSSEE VALLEY AUTHORITY f'
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4./ L. M. Mikls, Manager
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Nuclear R'egulation and Ssfety Enclosure cc:
Mr. Richard C. DeYoung, Director (Enclosure)
Office of Inspection ~ and Enforcement U.S. Nuclear Regulatory Commission t
Washington, DC 20555
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V Mr.? James McFarland (Enclosure) l 1
I ' Senior Troject Manager Babcock'& Wilcox Company r
P.O. Box 1260 Lynchburg, Virginia 24505
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.MFIC Em IAL COPY PDR ADOCK 05000438 i
S PDR An Equal Opportunity Employer k
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ENCLOSURE BELLEFONTE NUCLEAR PLANT UNITS 1 AND 2 SEISMIC QUALIFICATION OF B&W EQUIPMENT IN TVA PANELS NCR BLN BLP 8011 10 CFR 50.55(e)
FOURTH INTERIM REPORT Description of Deficiency A number of B&W supplied instruments are intended for installation in TVA's free standing, open, local instrument panels. Because of imprecise specifications in a TVA procurement document, the instrumentation supplied by B&W has not been seismically qualified to a response spectra which is compatible with the response spectra for TVA local instrument panels.
The responsibility for this deficiency is TVA's.
A list of the instruments in question follows:
Type of Device Manufacturer Mfr ID No.
Diff. Pressure Transmitter Bailey Meter Co.
Type N1BQ8 N3BQ7 N3BQ8 N2BQ7 N2BQ8 Press Transmitter N3KS u
N2KS N1KS Rosemount 1152GP Dresser 1079 a
1188 Press Switch B400 Series
-- Diff. Press Indicator ITT Barton Model 227 A' r Diff Press Switch ITT Barton Model 288A
~~~ Electro / Pneumatic Converter Fisher Model 546
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Inte im Progress TVA is reviewing all of the subject equipment to determine what level of seismic load each component can sustain. "TVA is also reviewing the physical location of each component to determine what level of seismio loading it will see.
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