ML20030C133
| ML20030C133 | |
| Person / Time | |
|---|---|
| Site: | Bellefonte  |
| Issue date: | 08/18/1981 |
| 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 8108250425 | |
| Download: ML20030C133 (2) | |
Text
.
e TENNESSEE VALLEY AUTHORITY CHATTANOOGA. TENNESSEE 374o1 400 Chestnut Street Tower II j ] I'* 2l A8: 50 August 18, 1981
'I BLRD-50-438/81-09
/
/ (d' brf N-ELRD-50-439/81-09 s
N.,
/
, N ' /\\
- y 8L L i.i) %
Agg 3 4 g g,l Mr. Jamas P. O'Reilly, Director m
Office of Inspection and Enforcement
.b
" M Y I2 U.S. Nuclear Regulatory Commission Region II - Suite 3100 101 Marietta Street
?
,/
Atlanta, Georgia 30303 w,
3
Dear Mr. O'Reilly:
BELLEFONTE NUCLEAR PLANT UNITS 1 AND 2 - MAIN FEEDWATER AND CONTAINMENT ISOLATION VALVE MISCATEGORIZATION r..tD-50-438/81-09, BLRD-50-439/81-09
- THIRD INTERIM REPORT The subject deficiency was initially reported to NRC-0IE Inspector M. Thomas on January 6, 1981 in accordance with 10 CFR 50.55(e) as NCR BLN BLP 8015. This was followed by our interim reports dated February 5 and May 6, 1981. Enclosed is our third interim report. We expect to submit our next report by November 24, 1981.
If you have any questions concerning this matter, please get in touch with D. L. Lambert at FTS 857-2581.
Very truly yours, TENNESSEE VALLEY AUTHORITY L. M. Mills,. nager Nuclear Regulation and Safety i
l Enclosure cc:
Mr. Victor Stello, Jr., Director (Enclosure)
Office of Inspection and Enforcement U.S. Nuclear Regulatory Commission Washington, DC 20555 l
$$1!{
l
~
0108250425 810818 PDR ADCCK 05000438 O
An Equal Opportunity Employer
-~~v~~.~~,
ENCLOSURE BELLEFONTE NUCLEAR PLANT UNITS 1 AND 2 t-AIN FEEDWATER AND CONTAINMENT ISOLATION VALVE MISCATEGORIZATION 10 CFR 50.55(e)
BLRD-50-438/81-09, BLRD-50-439/81-09 THIRD INTERIM REPORT Desciption of Deficiency The following 20-inch valves are identified as Seismic Category I (active) by design criteria documents. They were inadvertently specified and purchased as Seismic Category I(L) (i.e., limited seismic requirements).
UNID No.
Mark No.
Item No.
Contract Vendor 1 & 2CF-VKEB-080-B 3BWO401-CF-01 408 77K38-86163-8 Borg-Warner 9 & 2CF-VKEB-081-B 3BWO401-CF-01 408 77K38-86163-8 Borg-Warner 1 & 2CF-VCEB-86-N 3BWO401-CF-10 412 76K38-86163-1 Atwood & Morrill 1 &~2CF-VCEB-87-N 3BWO401-CF-10 412 76K38-86163-1 Atwood & Morrill The Borg-Warner valves are hydraulic-operated cate valves, and the Atwood and Morrill valves are swing check type.
Interim Progress Atwood and Morrill has submitted to TVA the seismic and stress report for qualification of the swing check valves to Seismic Category I (active) requirements. TVA has reviewed and approved this report. TVA has contracted with Borg-Warner for the necessary documentation for qualification of the hydraulic-operated gate valves.
l l
s
_.,7