ML062500239

E-mail, Miller, NRR, to Loomis, Exelon, Oyster Creek Relief Request, Use of Code Case N-730

ML062500239
Person / Time
Site:	Oyster Creek
Issue date:	09/07/2006
From:	Geoffrey Miller NRC/NRR/ADRO/DORL/LPLB
To:	Tom Loomis Exelon Corp
Miller, G. Edward, 415-2481
References
TAC MD1070
Download: ML062500239 (2)

Text

From: Ed MillerTo:Thomas.loomis@exeloncorp.comDate: 09/07/2006 9:07:50 AM

Subject:

Roll RepairTom, After talking with Simon, he communicated that for future inservice inspection for repaired

CRD housing penetrations 42-43 and 46-39, your response dated June 23, 2006, to NRC'srequest for additional information needs clarification. Please confirm whether you agree with the following (underlined):

"NDE During Roll Repair" of Table 1:

Appendix I (of code case N-730) refers to procedure demonstration utilizing, in part, ASMESection XI, Appendix VIII, Supplement 2. Supplement 2 was not implemented at the time of theoriginal repair. A plant specific mockup will be available for future inservice inspection of CRDhousing penetrations 42-43 and 46-39 and in the event that additional roll repairs are necessarythat will comply with the Appendix I requirements. As discussed in the proposed relief request,an ultrasonic exam of the inside diameter of CRD housing 46-39 was performed in the R20outage (Fall 2004). No indications were identified....

Ed Miller 415-2481 Mail Envelope Properties(450019A6.EDB : 9 : 35080)

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