ML19289F042

Responds to NRC 790315 Ltr Re Violations Noted in IE Insp Repts 50-553/79-02 & 50-554/79-02.Corrective Actions: Requested CF Braun & Co to Amend Concrete Spec

ML19289F042
Person / Time
Site:	Phipps Bend
Issue date:	04/09/1979
From:	Gilleland J TENNESSEE VALLEY AUTHORITY
To:	James O'Reilly NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML19289F040	List: ML19289F042
References
790026, NUDOCS 7906010135
Download: ML19289F042 (3)

Text

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• TENNESSEE VALLEY AUTHORITY CHATTANOOGA. TENNESSEE 37401

'o 500C Chestnut"SchNt 'Twler II APR g tyJ5 79 APRll P T: 00 Mr. James P. O'Reilly, Director

, Office of Inspection and Enforcement U.S. Nuclear Regulatory Commission Region II - Suite 3100 101 Marietta Street Atlanta, Georgia 30303

Dear Mr. O'Reilly:

Enclosed is our response to C. E. Murphy's March 15, 1979, letter, RII:RW 50-553/79-02 and 50-554/79-02, regarding activities at our Phipps Bend Nuclear Plant unit I which appeared to have been in violation of NRC regulations.

We have reviewed the subject inspection report and find no proprietary information in it. If you have any questions regarding this matter, please get in touch with Tish Jenkins at FTS 854-2014.

Very truly yours,

[ 's Q J. E. Gilleland Assistant Manager of Power Enclosure 2234 155 e

79oo4 6 m :1;'IAT. col'Y An Equal Opportunity Employe'

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• RESPONSE TO NRC-0IE LETTER FROM C. E. MURPHY TO H. G. PARRIS DATED MARCH 15, 1979 (REFERENCERII:RWW50-553/79-02,50-554/79-02)

This report responds to the following Notice of Violation described in Appendix A of IE Inspection Report RII:RWW 50-553/79-02, 50-554/79-02.

Noncompliance Item - Infraction 553-79-02-01 As required by Criterion III of Appendix B to 10 CFR 50, as implemented by the PSAR Section 17.1A.3.4, design changes, including field-initiated chan are to be controlled by written procedures which specifically apply to changes . . . Construction Engineering Procedure (CEP) 3.01 establishes the methods and assigns responsibilities for preparation, processing and control of Fielddrawings.

agency Change Requests for design changes to approved designated design Contrary to the above, reactor containment concrete base mat placement No.

Rl-AM01-18 was completed before a Field Change Request being initiated obtain design agency approval to use 1-1/2-inch aggregate in lieu of 3-inch aggregate Revision 5.which was specified on C. F. Braun's approved drawing No. S-009, drawing existed to permit this aggregate substitution. Additional This is an infraction.

Response

1.

Corrective Steps Taken and Results Achieved TVA has implemented corrective action on this noncompliance item by requesting that C. F. Braun and Company approve the substitution of 1-1/2-inch aggregate in lieu of 3-inch aggregate presently called for in Specification 300-01, " Concrete."

the requested substitution, and on FebruaryC. F. Braun 13, 1979, issued and ECNCompany 2 to app Specification aggregate size 300-01, change. " Concrete," Revision 5, incorporating the requested 2234 156 d

2.

Corrective Steps Taken to Av cdd Further Noncompliance No further actions are necessary to prevent recurrence of this noncom-pliance item as related to the use of 1-1/2-inch aggregate. Also, the need to obtain approval on field initiated changes in accordance with CEP-3.01, Field Change Requests, before starting field work will be 4

reemphasized to the appropriate site personnel.

3. _Date When Full Compliance Was Achieved As of February 13, 1979, the site's use of 1-1/2-inch aggregate in lieu of 3-inch aggregate vas in full compliance with Specification 300-01.

Reemphasis April of the 13, 1979. requirements of CEP-3.01 will be completed by 2234 157 e

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