ML20216H795
| ML20216H795 | |
| Person / Time | |
|---|---|
| Site: | Sequoyah  |
| Issue date: | 04/06/1998 |
| From: | Landis K NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II) |
| To: | Zeringue O TENNESSEE VALLEY AUTHORITY |
| References | |
| NUDOCS 9804210226 | |
| Download: ML20216H795 (4) | |
Text
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l April 6, 1998 Tennessee Valley Authority ATTN:
Mr. O. J. Zeringue t
Chief Nuclear Officer and Executive Vice President 6A Lookout Place 1101 Market Street Chattanooga, TN 37402-2801
SUBJECT:
REQUEST FOR DOCUMENTS FOR MAY 4. 1998, INSPECTION l
Dear Mr. Zeringue:
An NRC inspection team will arrive at your Sequoyah facility on May 4. 1998, to perform an inspection according to Temporary Instruction (TI) 2515/137, l
Inspection of Medium-Voltage and Low-Voltage Power Circuit Breakers, dated March 1998.
The team will comprise the following individuals:
1 l
Paul Fillion, lead inspector for this inspection, in charge of exit meeting.
S. K. Mitra. NRR Division of Engineering. Electrical Engineering Branch.
Stephen Alexander, NRR. Division of Reactor Controls and Human Factors, i
Quality Assurance, Vendor Inspection and Maintenance Branch.
Frank Gee, NRR. Division of Reactor Controls and Human Factors.
Instrumentation and Controls Branch.
Gregory Cwalina. NRR, Division of Reactor Controls and Human Factors.
Quality Assurance. Vendor Inspection and Maintenance Branch.
In addition. Julio Crespo who is employed by the Spanish equivalent of the USNRC will observe the inspection.
l We respectfully request that the following documents be provided at the l
inspection room at the start of the inspection.
I 1.
Information to allow selection of a sample of purchase orders (technical portion) for parts or services related to switchgear for review.
Both safety-related and commercial grade dedication will be selected. After selection early in the inspection, the purchase order records will be requested.
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O 9804210226 980406 PDR ADOCK 05000327
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2.
Description of vendor interface program, including relevant procedures.
A copy of your reply to Generic Letter 83-28. Item 2.2. Part 2: and a copy of your response to Generic Letter 90-03 and its Supplement 1.
3.
Maintenance procedures for switchgear.
If recently substantially revised a copy of previous revision is also requested.
4.
Instruction manuals for switchgear.
5.
One-line diagrams depicting switchgear.
6.
Typical elementary diagrams for breaker control.
7.
Copy of last two preventive / predictive maintenance work request data sheets for the following breakers:
Emergency diesel generator 1A output breaker 6.9 kV shutdown board 2A normal incoming supply breaker 6.9 kV shutdown board 1B alternate incoming supply breaker Emergency raw cooling water 2B feeder breaker 480 V shutdown board 1Al-A containment air return fan 1A-A feeder breaker 480 V shutdown board 182-B normal incoming supply breaker 480 V shutdown board 2Al-A component cooling system pump 2A-A feeder breaker 480 V shutdown board 2B1-B normal feeder to reactor vent board 2B-B 8.
Corrective maintenance history for medium-voltage and low-voltage breakers since beginning 1995 or list of all breaker failures for same period.
Copies of any root cause evaluations for circuit breaker failures or problems.
9.
Problem reports written for switchgear problems and issues covering a period of time encompassing two refueling outages.
We also request that the following documents be available for our review at their normal storage location.
1.
Copies of letters from switchgear manufactures on the subject of potential problems and site specific evaluation for same.
l 2.
Copies of NRC communications on the subject of problems with switchgear and site specific evaluation for same.
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WA 3
l 3.
Copies of Part 21 reports on switchgear and site specific evaluation of same.
We suggest a conference call be arranged for April 27, 1998, to discuss the specifics of the documents request and any questions you may have.
Sincerely.-
Original signed by Kerry D. Landis Kerry D. Landis. Chief Engineering Branch Division of Reactor Safety Docket Nos. 50-327, 50-328 License Nos. DPR-77. DPR-79 cc:
J. A. Scalice General Counsel Senior Vice President Tennessee Valley Authority i
Nuclear Operations ET 10H l
Tennessee Valley Authority 400 West Summit Hill Drive 6A Lookout Place Knoxville. TN 37902 1101 Market Street Chattanooga. TN 37402-2801 Raul R. Baron. General Manager Nuclear Assurance Jack A. Bailey. Vice President Tennessee Valley Authority Engineering and Technical Services 4J Blue Ridge Tennessee Valley Authority 1101 Market Street 6A Lookout Place Chattanooga. TN 37402-2801 1101 Market Street Chattanooga TN 37402-2801 Mark J. Burzynski. Manager Nuclear Licensing Masoud Bajestani Tennessee Valley Authority Site Vice President 4J Blue Ridge Sequoyah Nuclear Plant 1101 Market Street Tennessee Valley Authority Chattanooga. TN 37402-2801 P. O. Box 2000 Soddy-Daisy. TN 37379 (cc cont'd - Sec page 3) f 1
TVA 4
(cc cont'd)
Distribution:
Pedro Salas, Manager L. R. Plisco. RII Licensing and Industry Affairs M. S. Lesser. RII Sequoyah Nuclear Plant P. A. Taylor, RII Tennessee Valley Authority R. W. Hernan, NRR l
P. O. Box 2000 F. Hebdon. NRR Soddy-Daisy, TN 37379 W. C. Bearden, RII C. F. Smith. Rll J. T. Herron. Plant Manager E. D. Testa. RII Sequoyah Nuclear Plant D. H. Thompson, RII l
Tennessee Valley Authority L. S. Mellen, RII P. O. Box 2000 PUBLIC Soddy Daisy, TN 37379 NRC Resident Inspector, Operations Michael H. Mobley. Director U. S. Nuclear Regulatory Commission Division of Radiological Health 1260 Nuclear Plant Road 3rd Floor. L and C Annex Spring City.. TN 37381 401 Church Street Nashville. TN 37243-1532 NRC Resident Inspector
-1 Sequoyah NL. clear Plant County Executive U. S. Nuclear Regulatory Commission Hamilton County Courthouse 2600 Igou Ferry Road t
Chattanooga,.TN 37402 Soddy-Daisy. TN 37379 j
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