ML20035B828
| ML20035B828 | |
| Person / Time | |
|---|---|
| Site: | Sequoyah  |
| Issue date: | 04/01/1993 |
| From: | Burzynski M TENNESSEE VALLEY AUTHORITY |
| To: | NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM) |
| References | |
| NUDOCS 9304050153 | |
| Download: ML20035B828 (3) | |
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lenhe%ee vaiiey Autwity, not ua+et stree cnettanooga. Tennessee are April 1, 1993 TVA-SQN-TS-92-01 10 CFR 50.90 U.S. Nuclear Regulatory Commission ATTN Document Control Desk Washington, DC 20555 Gentlemen In the Matter of
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Docket Nos. 50-327 Tennessee Valley Authority
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50-328 SEQUOYAH NUCLEAR PLANT (SQN) - NRC LICENSING COMMITyr*"' TO SUPPORT REQUEST FOR LICENSE AMENDMENT TO TECHNICAL SPECIFICA, ilS (TS) - SPENT FUEL STORAGE POOL CAPACITY INCREASE This letter is in response to your verbal request for a commitment to veri"y clearances between the spent fuel pool storage racks after an Operating Basic Earthquake (OBE).
Note: OBE = 1/2 Safe Shutdown Earthquake (1/2 SSE).
TVA agrees that the commitment should be made and will submit a revision request in accordance with Site Standard Practice-
- 4.2 (Management of the Final Safety Analysis Report) to revice Section 3.7.4.4.4 (Plant Inspection) of the Updated Final Safety Analysis Report (UFSAF) to add the following:
"The gap clearances between peripheral storage racks and.the spent fuel pool wall will be measured to ensure adequate clearances remain.".This revision request will be made no later than June 30, 1993.
Additionally, you requested information that would indicate how responsible organizations would be directed to perform the above examination in the event of a 1/2 SSE.
Abnormal Operaring Instruction (AOI) - 9, (Earthquake), revision 14, requires ope ators to initiate cold shutdown of the unit if an earthquake exceeds 1/2 SSE.
Section K, of AOI - 9 further requires the unit to remain in cold shutdown until the UFSAR evaluation is complete.
The enclosure provides a list of the commitment made as a result'of this submittal.
Please direct questions concerning this submittal to C. R. Davis at (625) 751-7509.
Sincerely, Mark J. Parzynski Manager Nuclear Licensing and Regulatory Affairs 7
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cc: See page 2 9304060i5'3 930401-I jDR ADOCK 05000327 l
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U.S. Document Centrol Desk Page 2 cc:
Mr. D. E. LaBarge, Project Manager U.S. Nuclear Regulatory Commission One White Flint North 11555 Rockville Pike
-Rockville, Maryland. 20852 Mr. Michael H. Mobley, Director (w/o Enclosures)
Division of Radiological Health T.E.R.R.A. Building 150 9th Avenue, N Nashville, Tennessee 37203 NRC Resident Inspector e
Sequoyah Nuclear Plant 2600 Igou Ferry Road Soddy Daisy, Tennessee 37379
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i U.S. Nuclear Regulatory Commission Region II 101 Marietta Street, NW, Suite 2900 Atlanta, Georgia 30323 l
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ENCLOSURE k
TVA will-submit a revision request in accordance with site Standard-Practice - 4.2 to revise section 3.7.4.4.4 of the UFSAR to add the following:
"The gap clearances between the peripheral storage racks and 1
the spent-. fuel pool walls will be measured to ensure adequate clearances.
remain." This revision request will be made no later than June 30, l
1993.
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