ML20071N764
| ML20071N764 | |
| Person / Time | |
|---|---|
| Site: | Bellefonte  |
| Issue date: | 09/24/1982 |
| 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 8210080292 | |
| Download: ML20071N764 (2) | |
Text
e' TENNESSEE VALLEY AUTHORITY CHATTANOOGA. TENNESSEE 374ot 400 Chestnut Street Tower II September 24, 1982 U.S. Nuclear Regulatory Commission Region II Attn:
Mr. James P. O'Reilly, Regional Administrator
,@h 101 Marietta Street, Suite 3100 ro Atlanta, Georgia 30303 g
f.", }
--v h2
Dear Mr. O'Reilly:
2 I
- UD BELLEFONTE NUCLEAR PLANT UNITS 1 AND 2 - SEISMIC QUALIFICATION OF B&W 3 fjh EQUIPMENT IN TVA PANELS - NCR BLN BLP 8011 - SEVENTH INTERIM REPORT ce c;3 The subject deficiency was initially reported to NRC-0IE Inspector
.c.
pt R. W. Wright on November 24, 1980 in accordance with 10 CFR 50.55(e). k l1:.:
This was followed by our interim reports dated December 23, 1980 and April 23 and October 28, 1981 and February 18, May 18, and July 16, 1982.
Enclosed is our seventh interim report. We expect to submit our next reporb by February 11, 1983 If you have any questions concerning this matter, please get in touch with R. H. Shell at FTS 858-2688.
Very truly yours, TENNESSEE VALLEY AUTHORITY L.M. Mills,fManager Nuclear Licensing l
I Enclosure cc: Mr. Richard C. DeYoung, Director (Enclosure)
Office of Inspection and Enforcement U.S. Nuclear Regulatory Commission Washington, DC 20555 Mr. James McFarland (Enclosure)
Senior Project Manager Babcock & Wilcox Company P.O. Box 1260 Lynchburg, Virginia 24505 l
l Q
4 m
-rem An Equal Opportunity Employer
.N
^
ENCLOSURE BELLEFONTE NUCLEAR PLAN *1 UNITS 1 AND 2 SEISMIC QUALIFICATION OF B&W EQUIPMENT IN TVA PANELS NCR BLN BLP 8011 10 CFR 50.55(e)
SEVENTH INTERIM REPORT Description of Deficiency A number of B&W supplied instruments inre intended for installation in TVA's free standing, open, local instrument panels. Because of imprecise specifications in a TVA procurement document, the instrumentation supp?.ied 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 Cc.
Type N1BQ8 N3BQ7 N3BQ8 N2BQ7 N2BQ8 N3KS Press Transmitter N2KS N1KS 1152GP Rosemount 1079 Dresser 1188 a
B400 Series Press Switch s
Diff. Press Indicator.
ITT Barton Model 227 Diff. Press Switch ITT Barton Model 288A Electro / Pneumatic Converter Fisher Model 546 Interim Progress TVA is continuing to work both internally and with B&W in order to resolve the seismic problem. To date, of the 253 total B&W devices in question,'all but 32 have been determined to be acceptable. For those 32, TVA is still awaiting B&W input in order to resolve this deficiency.
Additional information will be provided in our next report.
u r.
- _ _ _ _