ML061650383

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Letter to Licensee Response to GL 2006-03 TAC No. MD1584
ML061650383
Person / Time
Site: Grand Gulf Entergy icon.png
Issue date: 06/16/2006
From: Bhalchandra Vaidya
NRC/NRR/ADRO/DORL/LPLG
To: Gerald Williams
Entergy Operations
vaidya B, NRR/DLPM, 415-3308
References
GL-06-003, TAC MD1584
Download: ML061650383 (3)


Text

June 16, 2006 Mr. George A. Williams Site Vice President Grand Gulf Nuclear Station Entergy Operations, Inc.

P. O. Box 756 Port Gibson, MS 39150

SUBJECT:

GRAND GULF NUCLEAR STATION, UNIT 1 - NRC RECEIPT OF LICENSEE RESPONSE TO GENERIC LETTER 2006-03, POTENTIALLY NONCONFORMING HEMYC AND MT FIRE BARRIER CONFIGURATIONS (TAC NO. MD1584)

Dear Mr. Williams:

The Nuclear Regulatory Commission (NRC) acknowledges the receipt of your response to Generic Letter 2006-03, Potentially Nonconforming Hemyc and MT Fire Barrier Configurations. Your "GNRO-2006/00032, Response to Generic Letter 2006-03, Potentially Nonconforming Hemyc and MT [[Topic" contains a listed "[" character as part of the property label and has therefore been classified as invalid. Configurations|letter dated June 5, 2006]], stated, under oath or affirmation, that Grand Gulf Nuclear Station, Unit 1 does not rely on either the Hemyc or MT fire barrier system and that the other 1 or 3-hour fire barrier (either Thermo-Lag 330 or 3M Interam), that separates redundant safe shutdown trains located within the same fire area, has been designed and installed in accordance with current NRC guidance. Based on your response, the basis for stating that the other fire barrier (either Thermo-Lag 330 or 3M Interam) has been designed and installed in accordance with NRC guidance should be maintained on site, and will be subject to inspection during the normal NRC inspection process.

If you have any questions regarding this response, please contact me at (301) 415-3308.

Sincerely,

/RA/

Bhalchandra Vaidya, Project Manager Plant Licensing Branch IV Division of Operating Reactor Licensing Office of Nuclear Reactor Regulation Docket No. 50-416 cc: See next page

June 16, 2006 Mr. George A. Williams Site Vice President Grand Gulf Nuclear Station Entergy Operations, Inc.

P. O. Box 756 Port Gibson, MS 39150

SUBJECT:

GRAND GULF NUCLEAR STATION, UNIT 1 - NRC RECEIPT OF LICENSEE RESPONSE TO GENERIC LETTER 2006-03, POTENTIALLY NONCONFORMING HEMYC AND MT FIRE BARRIER CONFIGURATIONS (TAC NO. MD1584)

Dear Mr. Williams:

The Nuclear Regulatory Commission (NRC) acknowledges the receipt of your response to Generic Letter 2006-03, Potentially Nonconforming Hemyc and MT Fire Barrier Configurations. Your "GNRO-2006/00032, Response to Generic Letter 2006-03, Potentially Nonconforming Hemyc and MT [[Topic" contains a listed "[" character as part of the property label and has therefore been classified as invalid. Configurations|letter dated June 5, 2006]], stated, under oath or affirmation, that Grand Gulf Nuclear Station, Unit 1 does not rely on either the Hemyc or MT fire barrier system and that the other 1 or 3-hour fire barrier (either Thermo-Lag 330 or 3M Interam), that separates redundant safe shutdown trains located within the same fire area, has been designed and installed in accordance with current NRC guidance. Based on your response, the basis for stating that the other fire barrier (either Thermo-Lag 330 or 3M Interam) has been designed and installed in accordance with NRC guidance should be maintained on site, and will be subject to inspection during the normal NRC inspection process.

If you have any questions regarding this response, please contact me at (301) 415-3308.

Sincerely,

/RA/

Bhalchandra Vaidya, Project Manager Plant Licensing Branch IV Division of Operating Reactor Licensing Office of Nuclear Reactor Regulation Docket No. 50-416 cc: See next page DISTRIBUTION:

PUBLIC LPLIV r/f RidsOgcRp RidsAcrsAcnwMailCenter RidsRgn4MailCenter (KKennedy)

RidsNrrDorlLpl4 RidsNrrPMBVaidya RidsNrrLALFeizollahi DFrumkin, DRA RidNrrPMBSingal QNguyen, DPR ACCESSION NO: ML061650383 OFFICE NRR/LPL4/PM NRR/LPL4/LA AFPB/BC NRR/LPL4/BC NAME BVaidya LFeizollahi SWeerakkody DTerao DATE 6/15/06 6/15/06 6/15/06 6/16/06 OFFICIAL RECORD COPY

May 2006 Grand Gulf Nuclear Station cc:

Executive Vice President

& Chief Operating Officer Entergy Operations, Inc.

P. O. Box 31995 Jackson, MS 39286-1995 Wise, Carter, Child & Caraway P. O. Box 651 Jackson, MS 39205 Winston & Strawn LLP 1700 K Street, N.W.

Washington, DC 20006 Chief Energy and Transportation Branch Environmental Compliance and Enforcement Division Mississippi Department of Environmental Quality P. O. Box 10385 Jackson, MS 39289-0385 President Claiborne County Board of Supervisors P. O. Box 339 Port Gibson, MS 39150 Regional Administrator, Region IV U.S. Nuclear Regulatory Commission 611 Ryan Plaza Drive, Suite 400 Arlington, TX 76011-8064 Senior Resident Inspector U. S. Nuclear Regulatory Commission P. O. Box 399 Port Gibson, MS 39150 General Manager, GGNS Entergy Operations, Inc.

P. O. Box 756 Port Gibson, MS 39150 Attorney General Department of Justice State of Louisiana P. O. Box 94005 Baton Rouge, LA 70804-9005 State Health Officer State Board of Health P. O. Box 139 Jackson, MS 39205 Office of the Governor State of Mississippi Jackson, MS 39201 Attorney General Asst. Attorney General State of Mississippi P. O. Box 220 Jackson, MS 39205 Vice President, Operations Support Entergy Operations, Inc.

P.O. Box 31995 Jackson, MS 39286-1995 Director Nuclear Safety Assurance Entergy Operations, Inc.

P. O. Box 756 Port Gibson, MS 39150 Director Nuclear Safety & Licensing Entergy Operations, Inc.

1340 Echelon Parkway Jackson, MS 39213-8298 Richard Penrod, Senior Environmental Scientist State Liaison Officer Office of Environmental Services Northwestern State University Russsell Hall, Room 201 Natchitoches, LA 71497