NG-12-0291, License Amendment Request to Adopt National Fire Protection Association Standard 805, Performance-Based Standard for Fire Protection for Light Water Reactor Generating Plants - Transmittal of Cfast Files

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License Amendment Request to Adopt National Fire Protection Association Standard 805, Performance-Based Standard for Fire Protection for Light Water Reactor Generating Plants - Transmittal of Cfast Files
ML12200A020
Person / Time
Site: Duane Arnold NextEra Energy icon.png
Issue date: 07/09/2012
From: Richard Anderson
NextEra Energy Duane Arnold
To:
Document Control Desk, Office of Nuclear Reactor Regulation
References
NG-12-0291
Download: ML12200A020 (2)


Text

NExTeraM ENERGY SECURITY-RELATED INFORMATION WITHHOLD FROM PUBLIC DISCLOSURE UNDER 10 CFR 2.390 July 9, 2012 NG-12-0291 10 CFR 50.90 ATTN: Document Control Desk U.S. Nuclear Regulatory Commission Washington, DC 20555-0001 Duane Arnold Energy Center Docket No. 50-331 Renewed Op. License No. DPR-49

Subject:

License Amendment Request to Adopt National Fire Protection Association Standard 805, Performance-Based Standard For Fire Protection For Light Water Reactor Generating Plants - Transmittal of CFAST files During the NRC NFPA 805 Fire Modeling audit conducted at NextEra Energy Duane Arnold on May 30th and May 31st, the NRC staff requested that Consolidated Model of Fire And Smoke Transport (CFAST) files be provided for BIN 15 of each ignition source and each ventilation condition, including the sensitivity cases for wall/corner fires.

Enclosed is a compact disc containing the requested information. NextEra Energy Duane Arnold requests that these files, which contain sensitive information, be withheld from public disclosure in accordance with 10 CFR 2.390.

The attached CD contains sensitive information, withhold from public disclosure under 10 CFR 2.390. Upon removal of CD, this letter is decontrolled.

V NextEra Energy Duane Arnold, LLC, 3277 DAEC Road, Palo, IA 52324

NG-12-0291 July 9, 2012 Page 2 of 2 SECURITY-RELATED INFORMATION WITHHOLD FROM PUBLIC DISCLOSURE UNDER 10 CFR 2.390 If you have any questions or require additional information, please contact William A.

Cross at 561-691-2970.

Vice President, Duane Arnold Energy Center NextEra Energy Duane Arnold, LLC

Enclosures:

(1) cc:

NRC Regional Administrator w/o NRC Resident Inspector w/o NRC Project Manager w/o M. Rasmusson (State of Iowa) w/o The attached CD contains sensitive information, withhold from public disclosure under 10 CFR 2.390. Upon removal of CD, this letter is decontrolled.