IR 05000327/1979053
| ML19210E663 | |
| Person / Time | |
|---|---|
| Site: | Sequoyah  |
| Issue date: | 10/25/1979 |
| From: | Cantrell F, Gouge M NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II) |
| To: | |
| Shared Package | |
| ML19210E662 | List: |
| References | |
| 50-327-79-53, 50-328-79-28, NUDOCS 7912050489 | |
| Download: ML19210E663 (5) | |
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UNITED STATES e
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NUCL U 1 REGULATORY COMMISSION o
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o 101 MARIETTA sT., N.W., SUITE 3100 ATLANTA, GEORGIA 30303 o
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Report Nos. 50-327/79-53 and 50-328/79-28 Licensee: Tennessee Van Authority 500A Chestnut S -eet Tower 11 Chattanooga, Tennessee 37401 Facility Name: Sequoyah Nuclear Plant Docket Nos. 50-327 and 50-328 License Nos. CPPR-72 and CPPR-73
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Inspection at Sequoyah Site near Daisy, Tennessee and TVA design offices in Knoxville, Tenne,sse Inspector:
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Approved by:
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F. S. Cantrell, Section Chief, RCES Branch Date Signed SUMMARY Inspection on October 2-5, 1979 Areas Inspected This routine, announced inspection involved 24 inspector-hours onsite and at the TVA design offices (Knoxville) in the areas of 10 CFR 50.55(e) items and inspector followup items.
Results Of the areas inspected, no items of noncompliance or deviations were identified.
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DETAILS 1.
Persons Contacted Licensee Employees
- G. G. Stack, Project Manager
- J. E. Wilkens, Construction Engineer
- R. W. Olson, Assistant Construction Engincer
- J.
L. Smith, Assistant Construction Engineer
- J.
M. Munns, Supervisor, Construction QA Unit
- W. E. Andrews, Supervisor, QA Staff, Sequoyah Nuclear Station
- M. A. McBurnett, Nuclear Engineer, Regulatory Staff
- C. D. Wagner, Unit 1 Coordination Unit L. D. Clif t, Jr., Mechanical Engineering Uni; P. Elia, Unit 1 Coordination Unit F. A. Francis, Electrical Engineering Unit
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- E. C. Pendergrass, Engineer., QC Records Unit
- R. M. Pierce, Sequoyah Design Project Manager
- W. I. Dothard, Nuclear Licensing (ENDES)
- D. L. Wall, Nuclear Licensing (ENDES)
- M. A. Linn, Nuclear licensing (ENDES)
- W. K. Anders, OEDC QA Staff
- R. D. Guthrie, CEB (ENDES)
T. C. Cruise, CEB (ENDES)
Other licensee employees contacted included various construction craftsmen, technicians, and office personnel.
NRC Resident Inspector
- W. T. Cottle
- Attended exit interview (site) - October 3,1979
- Attended exit interview (Krarville) - October 5, 1979 2.
Exit Interview The inspection scope and findings were summarized on October 3, 1979 and October 5, 1979 with those persons indicated in Paragraph I above.
3.
Licenste Action on Previous Inspection Findings Not inspceted.
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Unresolved iteas Unresolved items were not identified during this inspection.
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Inspector Followup Item (IFI) (Units 1 and 2)
(Closed) IFI 50-327/78-27-03 and 50-328/78-21-03: Training. This iteia is discussed in IE Report 50-327/79-36 and 50-328/79-21. The Office of Engineering Design and Construction (OEDC) QA staff has met with the design office management and agreed on a program and timetable to correct the deficient training areas identified as deficiencies in OEDC QA Audit M78-5 6.
Licensee Identified Items (Units 1 and 2)
TVA has reported a number of icems to Region II as reportable items in compliance with 10 CFR 50.55(e). The Region II inspector reviewed the items listed below and the supporting documentation, and discussed the items with responsible licensee staff (site and design organizations)
during the inspection.
a.
(0 pen) Item 50-327/79-36-16 and 50-328/78-06-04:
Valve Position Indicator Transformer Failure. This item, NCR 700 and 714, remains open pending the completion of a 96 hour0.00111 days <br />0.0267 hours <br />1.587302e-4 weeks <br />3.6528e-5 months <br /> burn-in period for installed solid state relays specified in the licensee's revised final report dated June 20, 1979.
b.
(0 pen) Item 50-327/79-12-09 and 50-328/79-07-09: Main Feedwater Line Water Hammer. This item, NCR MEB-79-1, remains open pending receipt and evaluation of the licensee's analysis of the feedwater piping integrity following a water hammer pressure transient.
c.
.(Open) Item 50-327/79-20-05 and 50-328/79-11-05:
Containment Penetrations Seismic Reanalysis. This item, NCR CEB 79-14, remains open pending completion of design analysis and the closing of ECN 2302.
d.
(Closed) Item 50-327/79-20-07 and 50-328/79-11-07: Anchor Tensile Capacities. The inspector reviewed the TVA final report dated Septraber 26, 1979 (and attachments) and the closed NCR CEB 79-5.
The licensee has determined the anchorages installed on site are adequate based on a review conducted in accordance with guidelines developed by the TVA Civil Engineering Branch. The inspector reviewed these guide-lines with the design engineer who developed them.
(0 pen) Item 50-327/79-29-03 and 50-328/79-16-03:
Installation of e.
Improper Coils in the AFW and EGTS Control Circuits. This item, NCR-7P, remains open pending issurance of work plans 3269 and 3270 to document the installation of the proper coils.
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(0 pen) Item 50-327/79-29-04 and 50-328/79-16-04:
Containment Piping Support Design Basis. The Region II inspector reviewed NCR CEB 79-19, the TVA interim report dated July 18, 1979 and ECN 2419 (Unit 1).
Discussions were held in the licensee's design offices with engineers 1494 009
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responsible for the reanalysis of piping supports affected by NCR CEB 79-19 to determine the scope of the problem, corrective actions com-pleted to date, and interfaces between ECN 2419 and other ECN's that affect piping that netrates the steel containment. This item remains i
open pending complet on of reanalysis of piping supports and receipt and review of a TVA final report on NCR CEB 79-19.
g.
(0 pen) Item 50-328/79-16-05: Error in Design of Siall Line Pipe Supports. This item, NCR SWP 79-5-1, ren.ains open pending completion of design analysis and the closing of ECN 2305.
h.
(0 pen) Item 50-327/79-36-02 and 50-328/79-21-02: Reactor Vessel Insulation Supports. This item, NCR CEB 79-20, remains open pending receipt and review of a TVA final report and IE inspection of the licensee's corrective actions.
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(0 pen) Item 50-327/79-36-05 and 50-328/79-21-05: Deficiencies in Penn Ventilator Company QA Program. This item, NCR QEB 79-2, remains open pending receipt and review of a TVA final report and IE inspection of the licensee's corrective actions.
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(0 pen) Item 50-327/79-36-12:
Pressurizer Relief Piping Supports.
This item remains open pending NRR approval of the licensee's request to waive hydrostatic testing of the affected Class A piping and com-pletion of ultrasonic testing of the repaired piping.
k.
(Closed) Item 50-327/79-43-01 and 50-328/79-24-01: Missing Support for AW Pump Trip and Throttle Valve. The inspector reviewed the TVA final report dated August 1, 1979, the closed NCR MEB 79-35, the closed ECN 2593, drawing 1 AFDH-617RO, and Support Modification Request (SMR) 1003HPABAFDH617. The inspector observed work in progress on the Unit I support in accordance with work plan 4929. Final inspection and acceptance of this item for Unit I will be accomplished through ecmpletion of the above work plan. The status of this item, which is required to be completed prior to fuel loading (Unit 1), will be indicated on the Outstanding Work Items List (0WIL). Work on Unit 2 has not started but will be accomplished in accordance with a work package that will reference the drawing as revised by the above SMR.
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(Closed) Item 50327/79-43-03 and 50-328/79-24-03:
Inadequate Design cf Three Quarter Inch Test Lines on Safety Injection Header.
The inspector reviewed the TVA final report dated August 22, 1979, the closed NCR SWP 79-S-9, ECN 2517, drawing 47W435-6 RIS, drawing 47W435-10 RIO, FCR T-143 and Unit I work plan 4851. The inspector observed work in progress to modify the Unit 1 test lines in Accumulator Room #4. Final inspection and acceptance of this item will be accomplished through completion of the above work plan. The status of this item, which is required to be completed prior to fuel loading (Unit 1), will be indicated on the OWIL. Work on Unit 2 has not started but will be done in accordance with drawing series 47W435 as revised by ECN 2517.
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(Closed) Item 50-327/79-46-06:
Cable Separation Criteria. The inspector reviewed the TVA final report dated September 13, 1979, the closed NCR 1780 and ECN 2600. Work is in progress t.o correct this item which affects common (Unit I and Unit 2) panel 0-M-27A. The final inspection and acceptance of this item will be in accordance with work plan 4992. Work and inspection is required to be completed on this item prior to fuel loading. The status of completion is monitored through the 0WIL.
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(Open) Item 50-327/79-53-01 and 50-328/79-28-01:
RHR Pump Service Factor. On September 18, 1979, TVA informed Region II of this reportable item identified as NCR NEB 79-3.
A 30-day written report is due October 18, 1979.
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(Open) Item 50-327/79-53-02 and 50-328/79-28-02: ERCW Isolation TVA inforned Valves not seismically Qualified. On September 27, 1979f Region II of this rcportable item identified as NCR CEB 79-29.
A 30-day written report is due October 26, 1979.
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