ML20246C102
| ML20246C102 | |
| Person / Time | |
|---|---|
| Site: | Sequoyah  |
| Issue date: | 05/05/1989 |
| From: | Fox C TENNESSEE VALLEY AUTHORITY |
| To: | NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM) |
| Shared Package | |
| ML20246C106 | List: |
| References | |
| NUDOCS 8905090265 | |
| Download: ML20246C102 (4) | |
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. TENNESSEE VALLEY AUTHORITY CHATTANOOGA.-TENNESSEE 37401 SN 157B Lookout Place h
MAY.051989.
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U.S. Nuclear Regulatory Commission ATTN: Document Control Desk
- Washington,' D..C.
20555_
Gentlemen:
In;the. Matter of.
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Docket No. 50-327 Tennessee Valley;Authortty A
SEQUOYAH NUCLEAR PLANT (SQN) UNIT 1 - BALANCE OF UNIT 1 CYCLE 3, 90-DAY INSERVICE INSPECTION (ISI) REPORT.
Reference:
,TVAletterltb'NRCdatedFebruary'21,1989,"SequoyahNuclearPlant (SQN).. Partial. Unit-1 Cycle 3 90-Day In-Service Inspection (ISI) 1 Report" 1=
1 y
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! contains'the balance of the SQN unit 1 cycle.3 ISI report
-(Volumes.6 and 7).
This information represents the balance of the American-
~
' Society of Mechanical Engineers (ASNE)Section XI summary reports and the
' associated results of examinations performed on SQN unit 1 between Apr11<17, 1984, and November 10, 1988.- It'should be noted that the August 16, 1985, start date for'the unit 1; cycle 3 reporting period previously provided in the referenced letter was in error and should be corrected to April 17, 1984
- (beginning'of unit 1 cycle 3 operation).
Because!of the many extensive modifications and improvements-that were performed'during the prolonged unit 1 outage (August 1985 through November n
'1988), TVA~ submitted a' partial report by the referenced letter.
of the referenced letter contained a commitment that stated that TVA would
. submit'the balance of.the ASME Section XI summary reports and their associated ISI examination results by May 6, 1989.
Volumes 6 and 7 provided in Enclosure'l complete this commitment.
It should be noted that six maintenance work requests (hrs) could not be retrieved and are being evaluated in accordance with ASME Section XI and the
{1 maintenance management program requirements. Replacement maintenance WRs have been generated as required by SQN Standard Practice SQM2, " Maintenance Management System," to perform evaluation and additional. work as necessary.
The maintenance NRs that could not be retrieved are A292730, A300038, A532451, A548495, A562952, and B106725.
TVA will provide the results of this
' evaluation by JuneL1, 1989.
This commitment is contained in Enclosure 2.
This ISI report is being-provided in accordance with IWA-6220 and IWA-6250 of o
the ASME Code,'Section XI, 1977' edition through summer 1978 addenda.
8905090265 890505 PDR ADOCK 05000327
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,o An Equal Opportunity Employer
1 MAY 051989 U.S. Nuclear Regulatory Commission-Please direct questions concerning this issue to D. V. Goodin at (615) 843-7734'.
Very truly yours, TENNESSEE. VALLEY AUTHORITY C.H.Fo(x,Jr.,1 Vice President and Nuclear Technical Director Enclosures cc'(Enclosure 2 only):
Ms. S. C. Black, Assistant Director for Projects-1 TVA Projects Division
.U.S.~ Nuclear Regulatory Commission One White Flint, North.
11555 Rockville Pike Rockville, Maryland 20852 Mr. B. A. Wilson, Assistant Director for Inspection Programs TVA Projects Division U.S. Nuclear Regulatory Commission Region II
-101.Marietta Street, NW, Suite 2900 Atlanta, Georgia 30323 Sequoyah Resident Inspector Sequoyah Nuclear Plant 2600 Igou Ferry Road Soddy Daisy, Tennessee 37379 g
4 ENCLOSURE 1 BALANCE OF TVA'S SQN UNIT 1 CYCLE 3 ISI REPORT L
(VOLUMES 6 AND 7) o LL _-_
.s ENCLOSURE 2 Six maintenance work requests (WRs) could not be retrieved and are being evaluated in accordance with ASME Section XI and SQN maintenance management program requirements. Replacement WRs have been generated as required by SQN Standard Practice SQM2, " Maintenance Management System," to perform evaluation and additional work as necessary. The maintenance WRs that could not be retrieved are A292730, A300038, A532451, A548495, A562952, and B106725. TVA will provide the results of this evaluation by June 1, 1989.
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