ML20149E375
| ML20149E375 | |
| Person / Time | |
|---|---|
| Site: | Sequoyah  |
| Issue date: | 01/14/1988 |
| From: | Barr K NRC OFFICE OF SPECIAL PROJECTS |
| To: | White S TENNESSEE VALLEY AUTHORITY |
| Shared Package | |
| ML20149E379 | List: |
| References | |
| NUDOCS 8802110026 | |
| Download: ML20149E375 (3) | |
See also: IR 05000327/1987065
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JAN 141988
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Docket Nos. 50-327, 50-328
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License Nos. OPR-77, DPR-79
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Tennessee Valley Authority
ATTN:
Mr. S. A. White
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Manager of Nuclear Power
6N 38A Lookout Place
1101 Market Square
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Chattanooga, TN 37402-2801
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Gentlemen:
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SUBJECT:
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(NRC INSPECTION REPORT NOS. 50-327/87-65 AND 50-328/87-65)
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This refers to the Nuclear Regulatory Commission (NRC) routine inspection
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conducted by K. M. Jenison on October 6 - November 5,
1987.
The inspection
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included a review of activities authorized for your Sequoyah f acility. At the
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conclusion of the inspection, the findings were discussed with those members of
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your staff identified in the enclosed inspection report.
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Areas examined during the inspection are identified in the report. These areas
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included the Restart Test Program and the Sequoyah Requalification Program.
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Within these areas, the inspection consisted of selective examinations of
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procedures and representative records,
interviews with personnel,
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observation of activities in progress.
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The inspection findings indicate that certain activities appeared to violate
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NRC requirements.
The identified violations involved:
(1)
inadequate
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corrective action with respect to updating the FSAR and TVA's transitional
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design control program; (2) inadequate response time testing of containment
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spray; and (3) failure to adequately control changes to control room drawings.
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Accordingly, the violations, references to pertinent requirements, and elements
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to be included in your response are described in the enclosed Notice of
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Violation
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One unresolved item was identified concerning discrepancies observed during
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the performance of surveillance testing activities.
One portion of that
unresolved item, which is discussed in paragraph 13 of the enclosed report,
involves the observation that during performance of loss of offsite power with
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safety injection testing, your staff did not recognize that loads which were
normally supplied by the 1-4 vital inverter had been transferred to the 480 V
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shutdown panel (maintenance supply) in order to accommodate
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maintenance.
Consequently, when the test was initiated, these loads were
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inadvertently deenergized in an unplanned manner.
In your response to this
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letter, you should also discuss the cause for this apparent coordination
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problem between testing and maintenance activities and corrective actions you
have taken or plan to take to prevent recurrence.
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8802110026 800114
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JAN 1- 4 1988
Docket Nos. ~50-327, 50-328
Tennessee Valley Authority
ATTN:
Mr. S. A. White
Manager of Nuclear Power
6N 38A Lookout Place
1101-Market Square
Chattanooga, TN 37402-2801
Gentlemen:
SUBJECT: NOTICE OF VIOLATION
(NRC INSPECTION REPORT NOS. 50-327/87-65 AND 50-328/87-65)
This refers to the Nuclear Regulatory Crmmission (NRC) routine inspection
conducted by K. M. Jenison on October 6 - November 5,
1987.
The inspection
included a review of activities authorized for your Sequoyah facility. At the
conclusion of tFe inspection, the findings were discussed with those members of
your staff identified in the enclosed inspection report.
Areas examined during the inspection are identified in the report. These areas
included the Restart Test Program and the Sequoyah Requalification Program.
Within these areas, the inspection consisted of selective examinations of
procedures and representative records,
interviews with personnel,
and
observation of activities in progress.
The inspection findings indicate that certain activities appeared to violate
NRC requirements.
The identified violations involved:
(1)
inadequate
corrective action with respect to updating the FSAR and TVA's transitional
design control program; (2) inadequate response time testing of containment
spray; and (3) failure to adequately control changes to control room drawings.
Accordingly, the violations, references to pertinent requirements, and elements
to be included in your response are described in the enclosed Notice of
Violation
One unresolved item was identified concerning discrepancies observed during
the performance of surveillance testing activities.
One portion of that
unresolved item, which is Jiscussed in paragraph 13 of the enclosed report,
involves the observation that during performance of loss of offsite power with
safety injection testing, your staff did not recognize that loads which were
normally supplied by the 1-4 vital inverter had been transferred to the 480 V
shutdown panel (maintenance supply) in order to accommodate inverter
maintenance.
Consequently, when the test was initiated, these loads were
inadvertently deenergized in an unplanned manner.
In your response to this
letter, you should also discuss the cause for this apparent coordination
problem between testing and maintenance activities and corrective actions you
have taken or plan to take to prevent recurrence.
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JAN 141988
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Tennessee. Valley Authority-
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- Youri attention is called to- the' commitment made by TVA during the exit
interview regarding a revision to A01-27, Control Room . Inaccessibility, to
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reflect regulatory guides 1.6.8.2 and 1.6.8.
This commitment is addressed in
paragraph 3 of the enclosed report.
In accordance with Section 2.790 of the NRC's "rules of Practice," Part 2,
Title 10, Code of Federal Regulations,, a' copy of this letter, its enclosures,
and'any reply will be placed in the'NRC's Public Document' Room.
The responses directed by this. letter and its enclosure are not subject to'the
clearance procedures of the Office of Management and Budget as required by the
Paperwork Reduction Act of 1980, PL 96-511.
'Should you have any questions concerning this letter, please contact us.
Sincerely,
OR!G!NAL SIGNED BY
KENNETH P. B'ARR-
Kenneth P. Barr, Acting Assistant
Director for Inspection Programs
TVA Projects Division
Office of Special Projects
Enclosures:
1.
2.
NRC Inspection Report
cc w/encis:
H. L. Abercrombie, Site Director
.Sequoyah Nuclear Plant.
J. A. Kirkebo, Director,
Nuclear Engineering
R. L. Gridley, Director
Nuclear Safety and Licensing
M. R. Harding, Site Licensing
' Manager
TVA Representative, Bethesda Office
bec w/encis:
(See page 3)
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Tennessee' Valley Authority-
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S. D.~Ebneter, OSP
5.-D. Richardson, OSP-
G. G. Zech, OSP
'B.'D. Liaw, OSP
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Rutberg,-OGC
F. McCoy,- OSP/RII
R. Carroll, OSP/RII
J. Brady, OSP/RII
NRC Resident Inspector .
NRC Document Control Desk
-State of Tennessee
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