ML14141A439

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NRR E-mail Capture - Draft RAI for NTTF 2.1 Flooding Hazard Reevaluation Report
ML14141A439
Person / Time
Site: Catawba  Duke Energy icon.png
Issue date: 05/20/2014
From: Ed Miller
Division of Operating Reactor Licensing
To: Rudy L
Duke Energy Corp
References
Download: ML14141A439 (3)


Text

NRR-PMDAPEm Resource From: Miller, Ed Sent: Tuesday, May 20, 2014 7:38 AM To: 'lawrence.rudy@duke-energy.com'

Subject:

Draft RAI for NTTF 2.1 Flooding Hazard Reevaluation Report Attachments: Draft RHMB RAI_Catawba.docx

Larry, The NRC staffs draft RAI for the subject activity is attached to this e-mail. The draft RAI is not an official NRC staff request and is being provided to you to facilitate a subsequent conference call to determine: 1) If the questions clearly convey the NRC staff information needs; 2) Whether the regulatory basis for the questions is understood; and 3) Whether the information is already available in existing, docketed, correspondence. After youve had a chance to review the draft information request, please contact me to schedule the conference call. Thanks.

Ed Miller (301) 415-2481 1

Hearing Identifier: NRR_PMDA Email Number: 1299 Mail Envelope Properties (9C2386A0C0BC584684916F7A0482B6CAFCB2BB35FF)

Subject:

Draft RAI for NTTF 2.1 Flooding Hazard Reevaluation Report Sent Date: 5/20/2014 7:37:41 AM Received Date: 5/20/2014 7:37:00 AM From: Miller, Ed Created By: Ed.Miller@nrc.gov Recipients:

"'lawrence.rudy@duke-energy.com'" <lawrence.rudy@duke-energy.com>

Tracking Status: None Post Office: HQCLSTR02.nrc.gov Files Size Date & Time MESSAGE 623 5/20/2014 7:37:00 AM Draft RHMB RAI_Catawba.docx 27432 Options Priority: Standard Return Notification: No Reply Requested: No Sensitivity: Normal Expiration Date:

Recipients Received:

DRAFT REQUEST FOR ADDITIONAL INFORMATION CATAWBA NUCLEAR STATION, UNITS 1 AND 2 FLOODING HAZARD REEVALUATION REPORT DOCKET NOS. 50-413 AND 50-414 By letter dated March 12, 2013, (Agencywide Documents Access and Management System (ADAMS) Accession No. ML14077A054), Duke Energy Carolinas (Duke) submitted a Flooding Hazard Reevaluation Report (FHRR) in response to Enclosure 2 of the March 12, 2012, Fukushima Lessons Learned 50.54(f) letter. In order for the NRC staff to complete its review of the LAR, the following additional information is requested.

1. Please submit provide electronic versions of input and output files for the following activities:
a. Calculations of Locally Intense Precipitation (LIP), Probable Maximum Precipitation, Probable Maximum Flood, dam breach, storm surge, and combined effects flooding.
b. The Info Works CS (IWCS) model used for LIP site surface depth analysis.
c. The HEC-RAS model used for reservoir PMF routing and dam break analysis.
d. The Coastal Engineering Design and Analysis (CEDAS) for wind-driven wave heights.
e. The COULWAVE model for evaluating overtopping.