ML100570134

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Acceptance Review of LAR to Apply Leak-Before-Break Methodology (TAC Nos. ME2976 and ME2977
ML100570134
Person / Time
Site: Prairie Island  Xcel Energy icon.png
Issue date: 02/25/2010
From: Thomas Wengert
Plant Licensing Branch III
To: Fields J
Xcel Energy
Wengert, Thomas J, NRR/DORL, 415-4037
References
TAC ME2976, TAC ME2977
Download: ML100570134 (2)


Text

From: Wengert, Thomas Sent: Thursday, February 25, 2010 5:03 PM To: john.fields@xenuclear.com Cc: 'Gunderson, Lynne'

Subject:

Prairie Island - Acceptance Review of LAR to Apply Leak-Before-Break Methodology (TAC Nos. ME2976 and ME2977)

By letter dated December 22, 2009 (Agencywide Documents Access and Management System (ADAMS) Accession No. ML100200129), Northern States Power Company - Minnesota, doing business as Xcel Energy, submitted a license amendment request (LAR) to apply leak-before-break (LBB) methodology to piping systems attached to the reactor coolant system for the Prairie Island Nuclear Generating Plant, Units 1 and 2. The purpose of this email is to provide the results of the U.S. Nuclear Regulatory Commission (NRC) staffs acceptance review of the LAR. The acceptance review was performed to determine if there is sufficient technical information in scope and depth to allow the NRC staff to complete its detailed technical review. The acceptance review is also intended to identify whether the application has any readily apparent information insufficiencies in its characterization of the regulatory requirements or the licensing basis of the plant.

The NRC staff has reviewed your application and concluded that it does provide technical information in sufficient detail to enable the NRC staff to complete its detailed technical review and make an independent assessment regarding the acceptability of the proposed license amendment in terms of regulatory requirements and the protection of public health and safety and the environment. Given the lesser scope and depth of the acceptance review as compared to the detailed technical review, there may be instances in which issues that impact the NRC staffs ability to complete the detailed technical review are identified despite completion of an adequate acceptance review. If additional information is needed, you will be advised by separate correspondence.

If you have any questions, please contact me.

Tom Wengert Project Manager U. S. Nuclear Regulatory Commission NRR/DORL/LPLIII-1 (301) 415-4037

E-mail Properties Mail Envelope Properties ()

Subject:

Prairie Island - Acceptance Review of LAR to Apply Leak-Before-Break Methodology (TAC Nos. ME2976 and ME2977)

Sent Date: 2/25/2010 4:47:10 PM Received Date: 2/25/2010 5:03:00 PM From: Wengert, Thomas Created By: Thomas.Wengert@nrc.gov Recipients:

john.fields@xenuclear.com (john.fields@xenuclear.com)

Tracking Status: None Lynne.Gunderson@xenuclear.com ('Gunderson, Lynne')

Tracking Status: None Post Office:

Files Size Date & Time MESSAGE 13190 2/25/2010 Options Expiration Date:

Priority: olImportanceNormal ReplyRequested: False Return Notification: False Sensitivity: olNormal Recipients received: