ML17334A554

Forwards Response to NRC 970825 Request for Addl Info Re Util Response to GL 92-08, Thermo-Lag 330-1 Fire Barriers.

ML17334A554
Person / Time
Site:	Cook
Issue date:	11/24/1997
From:	Fitzpatrick E AMERICAN ELECTRIC POWER CO., INC.
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
Shared Package
ML17334A555	List: ML17334A554 ML17334A556 ML17334A559
References
AEP:NRC:0692DO, AEP:NRC:692DO, GL-92-08, GL-92-8, TAC-M85538, TAC-M85539, NUDOCS 9711280207
Download: ML17334A554 (5)

Text

CATEGORY 1 REGULA'lOY INFORMATION DISTRIBUTIO+YSTEM (RIDS) v ACCESSION NBR:9711280207 DOC.DATE: 97/11/24 NOTARIZED: NO DOCKET FACIL:50-315 Donald C. Cook Nuclear Power Plant, Unit 1, Indiana M 05000315-'5000316 50-316 Donald C. Cook Nuclear Power Plant, Unit 2, Indiana M AUTH. NAME FITZPATRICK,E.

RECIP.NAME AUTHOR AFFILIATION American Electric Power Co., Inc.

RECIPIENT AFFILIATION

/~i Document Control Branch (Document Control Desk)

SUBJECT:

Forwards response to request for addi info re Thermo-Lag related to ampacity derating issues. Calculation encl.

DISTRIBUTION CODE: A029D TITLE: Generic Letter COPIES RECEIVED:LTR 92-008 Thermo-Lag 330 L ENCL Fire Barrier I SIZE:

NOTES:

RECIPIENT COPIES RECIPIENT COPIES ID CODE/NAME LTTR ENCL ID CODE/NAME LTTR ENCL PD3-3 LA 1 0 PD3-3 PD 1 1 0 HICKMAN,J 1 1 INTERNA . ILE CENTER 0 1 1 NRR/DE/EELB 1 1 R D P 1 1 NRR/DSSA/SPLB 1 1 RGN3 FILE 1 1 EXTERNAL: NOAC NRC PDR 1 1 D

0 E

N NOTE TO ALL MRIDSM RECIPIENTS:

PLEASE HELP US TO REDUCE WASTE. TO HAVE YOUR NAME OR ORGANIZATION REMOVED FROM DISTRIBUTION LISTS OR REDUCE THE NUMBER OF COPIES RECEIVED BY YOU OR YOUR ORGANIZATION, CONTACT THE DOCUMENT CONTROL DESK (DCD) ON EXTENSION 415-2083 TOTAL NUMBER OF COPIES REQUIRED: LTTR 10 ENCL 9

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indiana Michigan Power Company 500 Circle Drive Buchanan, Ml 491071395 lNQlklM MICHIGAN PQSFM November 24, 1997 AEP:NRC:0692DO Docket Nos.': 50-315 50-316 U. S. Nuclear Regulatory Commission ATTN: Document Control Desk Mail Stop 0-Pl-17 Washington, D.C. 20555 Gentlemen:

Donald C. Cook Nuclear Plant Units 1 and 2 RESPONSE TO REQUEST FOR ADDITIONAL INFORMATION (RAI)

REGARDING THERMO-LAG RELATED AMPACITY DERATZNG ISSUES (TAC NOS. M85538 AND M85539)

References:

Letter AEP:NRC:0692CV, RAI regarding generic letter (GL) 92-08 "Thermo-Lag 330-1 Fire Barriers", E. E. Fitzpatrick to USNRC Document Control Desk, February 4, 1994 Letter AEP:NRC:0692DA, follow-up to RAI regarding GL 92-08, "Thermo-Lag 330-1 Fire Barriers", E. E. Fitzpatrick to USNRC Document Control Desk, December 21, 1994 Letter AEP:NRC:0692DD, response to follow-up to RAI regarding GL 92-08, "Thermo-Lag 330-1 Fire Barriers", E. E. Fitzpatrick to USNRC Document Control Desk, March 29, 1995 Letter AEP:NRC:0692DF, additional information regarding thermo-lag related ampacity derating calculations, TAC nos. M85538 and M85539, E. E. Fitzpatrick to USNRC Document, Control Desk, May 12, 1995

5. Letter AEP:NRC:0692DL, additional information regarding thermo-lag related ampacity derating issues, TAC nos. M85538 and M85539, E. E. Fitzpatrick to USNRC Document Control Desk, March 20, 1997 By your letter of August 25, 1997, we were requested to supply additional information needed to resolve open issues and concerns requiring clarification of our previous response regarding ampacity derating factor determinations for Cook Nuclear Plant units 1 and 2. The additional information is provided in the attachments to this letter.

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U. S. Nuclear Regulatory Commission AEP:NRC:0692DO Page 2 is an introduction that explains our approach in responding to your concerns. Attachment 2 is calculation PS-CABLE-001, Revision 0, supporting our response to your concerns.

Sincerely, E'P~ ~4 E. E. Fitzpatrick Vice President vlb Attachments cc: A. A. Blind A. B. Beach MDEQ - DH & RDP NRC Resident Inspector R. Padgett

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