ML17326A099

Forwards LER 99-020-00,re EDGs Being Declared Inoperable. Commitments Made by Util Are Listed

ML17326A099
Person / Time
Site:	Cook
Issue date:	08/26/1999
From:	Rencheck M INDIANA MICHIGAN POWER CO.
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
Shared Package
ML17326A100	List: ML17326A099 ML17326A101
References
NUDOCS 9908310150
Download: ML17326A099 (2)

Text

REGULATORY INFORMATION DISTRIBUTION SYSTEM (RIDS)

ACCESSION NBR:9908310150 DOC.DATE: 99/08/26 NOTARIZED: NO FACIL:50-315 Donald C. Cook Nuclear Power Plant, Unit 1, Indiana M DOCKET ¹ 05000315 AUTH . NMCE AUTHOR AFFILIATION RENCHECK,M.W. Indiana Michigan Power Co.

RECIP.NAME RECIPIENT AFFILIATION Records Management Branch (Document Control Desk)

SUBJECT:

Forwards LER 99-020-00,re EDGs being declared inoperable.

Commitments made by util are listed.

DISTRIBUTION CODE: IE22T COPIES RECEIVED:LTR L TITLE: 50.73/50.9 Licensee Event Report (LER), Incident Rpt, etc.

ENCL L SIZE:

NOTES:

RECIPIENT COPIES RECIPIENT COPIES ID CODE/NAME LTTR ENCL ID CODE/NAME LTTR ENCL LPD3-1 PD 1 1 STANG,J 1 1 INTERNAL: FILE CENTER 1 1 NRR/DIPM/IOLB 1 1 ARR/DROOP/REXB 1 1 NRR/DSSA/SPLB 1 1 RES/DET/ERAB 1 1 RES/DRAA/OERAB 1 1 RGN3 FILE 01 1 1 EXTERNAL: L ST LOBBY WARD 1 1 LMITCO,MARSHALL 1 1 NOAC POORE,W. 1 1 NOAC QUEENER,DS 1 1 NRC PDR 1 1 NUDOCS FULL TXT 1 1 WASTETH NOTE TO ALL "RIDS" RECIPIENTS:

PLEASE HELP US TO REDUCE TO HAVE YOUR NAME OR ORGANIZATION REMOVED FROM DISTRZBUTION REDUCE THE NUMBER OF COPIES RECEIVED BY YOU OR YOUR ORGANIZATIONS CONTACT THE LIS'R DOCUMENT CONTR(

DESK (DCD) ON EXTENSION 415-2083 FULL TEXT CONVERSION REQUIRED TOTAL NUMBER OF COPIES REQUIRED: LTTR 15 ENCL 15

Indiana Michigan Power Company Cook tom, Raw One Cook Ptaor BridgnmM149106 Z

616 465 5901 INOIAMA NICHIGAN IaOQfER August 26, 1999 United States Nuclear Regulatory Commission Document Control Desk Washington, DC 20555 Operating License DPR-58 Docket No. 50-315 Document Control Manager:

In accordance with the criteria established by 10 CFR 50.73 entitled Licensee Event Re oit S stem the following report is being submitted:

I LER 315/99-020-00, "Emergency Diesel Generators Declared Inoperable Due to Inadequate Protection of Air Intake, Exhaust and Room Ventilation Structures from Tornado Missile Hazards."

The following commitments were identified in this LER:

~ An evaluation which addresses wind and tornado analysis as well as missile protection of vulnerable safe shutdown targets is being performed under the Calculation Reconstitution Program.

~ A long term solution for this condition will be completed by Mode 4 for each unit.

Sincerely, M. W. encheck Vice President Nuclear Engineering

/Irb Attachment J. E. Dyer, Region III R. P. Powers P. A. Barrett R. C. Godley R. Whale D. Hahn Records Center, INPO NRC Resident Inspector 9'9083iOi50 990826 PDR ADQCK 050003i5 S PDR