ML20128Q569

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Summary of 790720 Meeting W/Util Re IE Bulletin 79-14.List of Util Questions & Answers & List of Attendees Encl
ML20128Q569
Person / Time
Site: Oconee, 05000000
Issue date: 08/01/1979
From: Modenos K
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
To:
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML20126K036 List:
References
FOIA-85-301 IEB-79-14, NUDOCS 8507270010
Download: ML20128Q569 (5)


Text

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' $,[,' , jh{} f 101 M arf E1 T A ST., N W., Suli! 1100 f A TL AN T A, t.E(sRGf A 30141 AUG 011979 SSINS 50-269, 270, 287 MEMORANDUM FOR: Files TilRU: i

. E. Murphy, Chief, RC&ES Branch A. R. Herdt, Chief, ESS # 2, RC&ES Branch FROM: L. Modenos, Reactor Inspector, ESS # 2, RC6ES Branch

SUBJECT:

DUKE POWER COMPANY MEETING - RE - IE BULLETIN 79-14 (DOCKET 50-269, 270 and 50-287)

On July 20, 1979, IE RII RC&ESB and RONS staff met with Duke Power Company (DPC) representatives to discuss DPC intentions and questions regarding IE Bulletin 79-14. Enclosure (1) is a listing of the DPC questions and answers provided by IE RII either at the meeting or on subsequent conversations.

Enclosure (2) is a listing of attendees at the meeting.

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R v C.L L. Modenos, Reactor Inspector, ESS # 2 RC&ES Branch

Enclosures:

As Stated 8507270010 850610 PDR FOIA HERRMAN85-301 PDR

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^N 3 ENCI.OSURE (1)

Duke Power Company Questions Regarding IE Bu11etin.19-14

1. Q. Can any relief be provided for multiple units of a multiple unit site?

A. . Work aust be performed for each unit within the time frame of the Bulletin. Must Justify any deviation f rom the time f rame of the Bulletin.

2. Q. What inspections are required for verifying " Support and Restraint Design".

A. Verify that the physical configuration complies with appitcable drawings. In the case of special materials, verify material conformance with applicable requirements.

3. Q. What inspections are required for verifying embedments?-

.- A. Verify conformance with' support and restraint drawings. Structural Dwgs and U. T. are not required.

4. Q. Do seismic inputs or spectrum curves required as a source? q A. No. Only physical sources are required.
5. Q. Does the Bulletin apply to 4" diameter pipe analyzed by alternate methods?

A. Yes. 2 and above muat be met.

6. Q. Does the Bulletin apply to systems that have been upgraded to safety related but not had been seismically nnalyzed?

A. Must be looked at or justify. utherwise.

7. Q. Can spring, rod hangers and other supports that do not contribute to seismic support be disregarded?

A. Yes.

8. Q. Reactor Coolant Piping Supports are on components - not on piping -

Do they have to inspect this piping?

  • A. Yes. The piping configuration.
9. Q. What are the guidelines for removal of insulation?

A. Remove insulation on all supports that are attached to safety related pipe. Remove as much insulation as possible elsewhere to verify l as built condition. Justification must be provided for insulation l not removed.

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10. Q. Component supports do they have to be inspected?

A. If nozzle is assumed to be an anchor verify that the nozzle would function as it was intended to be. Component supports should be verified.

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a ENCLOSURE (2)

July 20 79-14 Bulletin (DPCO)

Nick Economos, Acting Chief, Engineering Support Section #2 Charles E. Murphy, Chief, Reactor Construction and Engineering Support Branch R. L. Gill, Licensing, Duke Power Company

' D. L. Rehn, Civil Engineer, Duke Power Company R. B. Priory, Civil Engineer, Duke Power Company W. H. Scheffler, M/N, Duke Power Company A. L. Snow, M/N, Duke Power Company L. Modenos, Reactor Inspector, U. S. Nuclear Regulatory Commission W. P. Ang, Reactor Inspector, U. S. Nuclear Regulatory Commission R. C. Lewis, Chief, RONS Branch, U. S. Nuclear Regulatory Commission E. H. Verdery, Chief, Reactor Projects Section #2, U. S. Nuclear Regulatory Commission

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