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{{#Wiki_filter:From: DiFrancesco, Nicholas Sent: Monday, August 23, 2010 10:58 AM To: Mitchel.Mathews@exeloncorp.com Cc: jeff.hansen@exeloncorp.com; DiFrancesco, Nicholas | {{#Wiki_filter:From: | ||
DiFrancesco, Nicholas Sent: | |||
Monday, August 23, 2010 10:58 AM To: | |||
Mitchel.Mathews@exeloncorp.com Cc: | |||
jeff.hansen@exeloncorp.com; DiFrancesco, Nicholas | |||
==Subject:== | ==Subject:== | ||
NRC RAI Re: Clinton Power Station, Unit No. 1 - Relief Request - I3R-01 (Tac No. ME2987) | NRC RAI Re: Clinton Power Station, Unit No. 1 - Relief Request - I3R-01 (Tac No. ME2987) | ||
Mr. Mathews, | Mr. Mathews, By {{letter dated|date=December 30, 2009|text=letter dated December 30, 2009}}, as supplemented by {{letter dated|date=July 14, 2010|text=letter dated July 14, 2010}} (Agencywide Documents and Management System ((ADAMS) Accession Nos. ML093650139 and ML101960011, respectively), Exelon Generation Company, LLC (EGC), the licensee for the Clinton Power Station (CPS), Unit No. 1, submitted relief requests (RR) I3R-01 through I3R-05. | ||
The Probabilistic Risk Assessment Licensing Branch have reviewed the information provided and determined that in order to complete its evaluation, additional information may be required. The request for additional information related to I3R-01 is provided below. | The Probabilistic Risk Assessment Licensing Branch have reviewed the information provided and determined that in order to complete its evaluation, additional information may be required. | ||
The request for additional information related to I3R-01 is provided below. | |||
Please feel free to contact me at 301-415-1115 if a teleconference is needed to support your response. | Please feel free to contact me at 301-415-1115 if a teleconference is needed to support your response. | ||
Respectfully, Nick DiFrancesco Project Manager Nuclear Regulatory Commission Division of Operating Reactor Licensing nicholas.difrancesco@nrc.gov Tel: (301) 415-1115 Fax: (301) 415-1222 REQUEST FOR ADDITIONAL INFORMATION RELIEF REQUEST I3R-01 CLINTON POWER STATION (CPS) | Respectfully, Nick DiFrancesco Project Manager Nuclear Regulatory Commission Division of Operating Reactor Licensing nicholas.difrancesco@nrc.gov Tel: (301) 415-1115 Fax: (301) 415-1222 REQUEST FOR ADDITIONAL INFORMATION RELIEF REQUEST I3R-01 CLINTON POWER STATION (CPS) | ||
EXELON GENERATION COMPANY, LLC DOCKET NO.: 50-461 By letter dated December 30, 2009, as supplemented by letter dated July 14, 2010, Exelon Generation Company, LLC submitted for staff review and approval ISI Program Relief Request I3R-01, which requests an alternative risk-informed inservice inspection (RI-ISI) selection and examination criteria for Category B-F, B-J, C-F-1 and C-F-2 pressure retaining piping welds for CPS. To complete its review, the staff requests the following additional information. | EXELON GENERATION COMPANY, LLC DOCKET NO.: 50-461 By {{letter dated|date=December 30, 2009|text=letter dated December 30, 2009}}, as supplemented by {{letter dated|date=July 14, 2010|text=letter dated July 14, 2010}}, Exelon Generation Company, LLC submitted for staff review and approval ISI Program Relief Request I3R-01, which requests an alternative risk-informed inservice inspection (RI-ISI) selection and examination criteria for Category B-F, B-J, C-F-1 and C-F-2 pressure retaining piping welds for CPS. To complete its review, the staff requests the following additional information. | ||
I3R-01 | I3R-01 | ||
: 1. Page 3 of Attachment 1 in the {{letter dated|date=December 30, 2009|text=letter dated December 30, 2009}}, states that the change in risk was reassessed for the Third Interval RI-ISI program. Please confirm that the results of this risk impact assessment continue to meet the acceptance guidelines in RG 1.174 and EPRI TR-112657.}} | |||
Latest revision as of 03:14, 14 January 2025
| ML102360672 | |
| Person / Time | |
|---|---|
| Site: | Clinton  |
| Issue date: | 08/23/2010 |
| From: | Nicholas Difrancesco Plant Licensing Branch III |
| To: | Matthew Mitchell Exelon Corp |
| DiFrancesco N, NRR/DORL/LPL3-2, 415-1115 | |
| References | |
| TAC ME2987 | |
| Download: ML102360672 (2) | |
Text
From:
DiFrancesco, Nicholas Sent:
Monday, August 23, 2010 10:58 AM To:
Mitchel.Mathews@exeloncorp.com Cc:
jeff.hansen@exeloncorp.com; DiFrancesco, Nicholas
Subject:
NRC RAI Re: Clinton Power Station, Unit No. 1 - Relief Request - I3R-01 (Tac No. ME2987)
Mr. Mathews, By letter dated December 30, 2009, as supplemented by "RS-10-118, Response to Request for Additional Information Related to Relief Requests I3R-01, I3R-02, I3R-03, [[SSC" contains a listed "[" character as part of the property label and has therefore been classified as invalid., and I3R-05|letter dated July 14, 2010]] (Agencywide Documents and Management System ((ADAMS) Accession Nos. ML093650139 and ML101960011, respectively), Exelon Generation Company, LLC (EGC), the licensee for the Clinton Power Station (CPS), Unit No. 1, submitted relief requests (RR) I3R-01 through I3R-05.
The Probabilistic Risk Assessment Licensing Branch have reviewed the information provided and determined that in order to complete its evaluation, additional information may be required.
The request for additional information related to I3R-01 is provided below.
Please feel free to contact me at 301-415-1115 if a teleconference is needed to support your response.
Respectfully, Nick DiFrancesco Project Manager Nuclear Regulatory Commission Division of Operating Reactor Licensing nicholas.difrancesco@nrc.gov Tel: (301) 415-1115 Fax: (301) 415-1222 REQUEST FOR ADDITIONAL INFORMATION RELIEF REQUEST I3R-01 CLINTON POWER STATION (CPS)
EXELON GENERATION COMPANY, LLC DOCKET NO.: 50-461 By letter dated December 30, 2009, as supplemented by "RS-10-118, Response to Request for Additional Information Related to Relief Requests I3R-01, I3R-02, I3R-03, [[SSC" contains a listed "[" character as part of the property label and has therefore been classified as invalid., and I3R-05|letter dated July 14, 2010]], Exelon Generation Company, LLC submitted for staff review and approval ISI Program Relief Request I3R-01, which requests an alternative risk-informed inservice inspection (RI-ISI) selection and examination criteria for Category B-F, B-J, C-F-1 and C-F-2 pressure retaining piping welds for CPS. To complete its review, the staff requests the following additional information.
- 1. Page 3 of Attachment 1 in the letter dated December 30, 2009, states that the change in risk was reassessed for the Third Interval RI-ISI program. Please confirm that the results of this risk impact assessment continue to meet the acceptance guidelines in RG 1.174 and EPRI TR-112657.