ML072290343

E-mail Draft RAI for TAC MD3717 & TAC MD3718

ML072290343
Person / Time
Site:	Millstone, Peach Bottom
Issue date:	07/31/2007
From:	John Hughey NRC/NRR/ADRO/DORL/LPLI-2
To:	Tom Loomis Exelon Corp
Hughey J, NRR/DORL, 301-415-3204
References
TAC MD3717, TAC MD3718
Download: ML072290343 (1)

Text

From: Johnny Hughey To: thomas.loomis@exeloncorp.com Date: 07/31/2007 8:57:34 AM

Subject:

DRAFT RAI For MD3717/3718 Tom:

NRC technical staff have provided the following draft Request for Additional Information (RAI) related to the Exelon amendment request dated November 17, 2006, regarding revisions to the local power range monitor calibration frequency (TACs MD3717/3718). After reviewing this draft RAI, please contact me at 301-415-3204 to discuss the need for a teleconference concerning the RAI and to discuss a due date for the response.

Thank you, John Hughey, PM NRR/DORL/LPL1-2 U.S. Nuclear Regulatory Commission Mail Stop #: O-8B3 Phone #: 301-415-3204 E-Mail jdh4@nrc.gov DRAFT RAI (TACs MD 3717/3718)

Confirm that the change in LPRM calibration frequency continues to allow the 25 percent extension of the calibration interval as stated in the TS provisions of SR 3.0.2. Provide the analysis that shows that the LPRM response uncertainty remains bounded by the MCPR safety limits at 2500 MWD/T Mail Envelope Properties (46AF31BE.3C7 : 20 : 10978)

Subject:

DRAFT RAI For MD3717/3718 Creation Date 07/31/2007 8:57:34 AM From: Johnny Hughey Created By: JDH4@nrc.gov Recipients exeloncorp.com thomas.loomis (thomas.loomis@exeloncorp.com)

Post Office Route exeloncorp.com Files Size Date & Time MESSAGE 1861 07/31/2007 8:57:34 AM Options Expiration Date: None Priority: Standard ReplyRequested: No Return Notification: None Concealed

Subject:

No

Security: Standard