Letter Sequence RAI |
|---|
TAC:MC3272, Control Room Habitability (Approved, Closed) TAC:MC3273, Control Room Habitability (Approved, Closed) |
Initiation
- Request, Request, Request, Request, Request, Request, Request, Request
- Acceptance
- Supplement, Supplement, Supplement, Supplement
Results
- Approval, Approval, Approval, Approval, Approval, Approval, Approval, Approval, Approval, Approval, Approval, Approval, Approval, Approval, Approval
Other: ML042450123, ML043000333, ML043150211, ML043210580, ML050120217, ML050420328, ML050680270, ML050690308, ML051440459, ML051650086, ML052000147, ML052000163, ML052000175, ML052500572, ML052940236, ML052970007, ML053120311, ML053320201, ML053430012, ML053460458, ML053470313, ML053630052, ML060180205, ML060890579, ML060940577, ML060940622, ML060950413, ML061020154, ML061020166, ML061080367, ML061090064, ML062830307, ML062830317, ML082530250, ML091830049, ML091980454, ML110680289, ML110680291, ML13294A039, ML14063A184, ML14078A594, ML14106A053, ML14148A114
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MONTHYEARML0414700602004-05-26026 May 2004 Independent Survey of Power-Reactor Licensees Project stage: Request ML0414902132004-05-26026 May 2004 Transmittal of Nine Mile Point Units 1 & 2 Application for Renewed Operating Licenses, Including Environmental Report Project stage: Request ML0419802972004-06-15015 June 2004 License Renewal Application (E-Mail) - Enclosure 4. Gurdziel E-mail, Dated 06/15/2004, Comments to Nine Mile Point License Extension Meeting Project stage: Meeting ML0418404122004-07-0202 July 2004 Summary of Meeting Between the U.S. Nuclear Regulatory Commission (NRC) Staff and Constellation Energy, Inc Representatives to Discuss the Nine Mile Point Power Station, Units 1 & 2 License Renewal Application Project stage: Meeting ML0424501232004-09-0202 September 2004 License Renewal Application Work Split Tables Project stage: Other ML0430003332004-10-26026 October 2004 To Audit and Review Plan for Plant Aging Management Reviews and Programs for the Nine Mile Point Nuclear Station, Units 1 and 2 Project stage: Other 05000220/LER-2004-004, Regarding Manual Reactor Scram Due to Failure of 13 Feedwater Flow Control Valve Positioner2004-10-29029 October 2004 Regarding Manual Reactor Scram Due to Failure of 13 Feedwater Flow Control Valve Positioner Project stage: Request ML0432002282004-11-0101 November 2004 Draft Safety Evaluation Report Related to the License Renewal of the Arkansas Nuclear One, Unit 2 Project stage: Draft Approval ML0431502112004-11-0909 November 2004 Audit Trip Report Regarding the Constellation Energy Group Application for License Renewal for the Nine Mile Nuclear Station, Units 1 and 2, Dated May 27, 2004 Project stage: Other ML0432105802004-11-15015 November 2004 Audit and Review Plan for Plant Aging Management Reviews and Programs for the Nine Mile Point Nuclear Station, Units 1 and 2 (TAC Nos MC3272 and MC3273.) Project stage: Other ML0432706342004-11-17017 November 2004 Summary of a Meeting Held on October 28, 2004, Between the U.S. Nuclear Regulatory Commission and the Constellation Energy Group, Inc. Concerning the Review for the Nine Mile Point Nuclear Station, Units 1 and 2, License Renewal Application Project stage: Meeting ML0432806832004-11-22022 November 2004 Requests for Additional Information for Review of Nine Mile Point Nuclear Station, Units 1 and 2, License Renewal Application Project stage: RAI ML0434200492004-12-0303 December 2004 Requests for Additional Information for the Review of Nine Mile Point Nuclear Station, Units 1 and 2, License Renewal Application Project stage: RAI ML0434504402004-12-0707 December 2004 Status of Staff Review of the Nine Mile Point Nuclear Station, Units 1 and 2, License Renewal Application Project stage: Approval ML0435703682004-12-21021 December 2004 Requests for Additional Information for the Review of Nine Mile Point Nuclear Station, Units 1 and 2, License Renewal Application Project stage: RAI ML0500403152004-12-21021 December 2004 License Renewal Application - Responses to NRC Requests for Additional Information Regarding Sections 2.3.2, 2.3.4, and B2. 1.32 Project stage: Response to RAI ML0436500032004-12-22022 December 2004 Request for Additional Information for the Review of Nine Mile Point Nuclear Station, Units 1 and 2, License Renewal Application, Project stage: RAI ML0500403322004-12-22022 December 2004 License Renewal Application - Responses to NRC Request for Additional Information Regarding Scoping and Screening Methodology Project stage: Response to RAI ML0500601822004-12-22022 December 2004 License Renewal Application - Responses to NRC Requests for Additional Information Regarding Sections 2.2, 2.3.3, and 2.3.4 Project stage: Response to RAI ML0436500062004-12-27027 December 2004 Request for Additional Information for the Review of Nine Mile Point Nuclear Station, Units 1 and 2, License Renewal Application, Project stage: RAI ML0501202172005-01-0303 January 2005 License Renewal Application - Response to NRC Letter Dated December 7, 2004 Regarding Status of NRC Staff Review Project stage: Other ML0501102352005-01-0303 January 2005 License Renewal Application - Responses to NRC Requests for Additional Information Regarding the Reactor Recirculation Systems Project stage: Response to RAI ML0500604212005-01-0505 January 2005 Revision of Schedule for the Conduct of Review of Nine Mile Point Nuclear Station, Units 1 and 2, License Renewal Application Project stage: Approval ML0501902962005-01-0707 January 2005 License Renewal Application - Response to NRC Request for Additional Information Regarding the Nine Mile Point Unit 1 Containment System Project stage: Response to RAI ML0501902922005-01-10010 January 2005 License Renewal Application - Responses to NRC Requests for Additional Information Regarding Structures Project stage: Response to RAI ML0501902952005-01-10010 January 2005 License Renewal Application - Responses to NRC Requests for Additional Information Regarding Aging Management of Electrical and Instrumentation and Control Systems Project stage: Response to RAI ML0502404242005-01-13013 January 2005 Request for Additional Information - Nine Mile Point Nuclear Station, Units 1 and 2, Fire Protection Open Items Project stage: RAI ML0501302832005-01-13013 January 2005 Requests for Additional Information for the Review of Nine Mile Point Nuclear Station, Units 1 and 2, License Renewal Application Project stage: RAI ML0502103762005-01-13013 January 2005 Request for Additional Information on Open Items for Balance of Plant Section Project stage: RAI ML0502501882005-01-14014 January 2005 License Renewal Application - Responses to NRC Requests for Additional Information Regarding the Time-Limited Aging Analysis for Main Steam Isolation Valve Corrosion Allowance and the Closed-Cycle Cooling Water System Project stage: Response to RAI ML0503304632005-01-20020 January 2005 License Renewal Application - Responses to NRC Requests for Additional Information Regarding Aging Management of Bolting Project stage: Response to RAI ML0503903702005-01-26026 January 2005 . License Renewal Application - Responses to NRC Requests for Additional Information Regarding Aging Management of Auxiliary Systems Project stage: Response to RAI ML0504602332005-01-31031 January 2005 . License Renewal Application - Responses to NRC Requests for Additional Information Regarding Sections 2.2, 2.3.3, and 2.3.4, and Scoping and Screening Methodology Project stage: Response to RAI ML0504504852005-02-0404 February 2005 License Renewal Application - Submittal of Supplemental Information Resulting from the NRC Audit of Aging Management Reviews Project stage: Supplement ML0504104282005-02-10010 February 2005 Requests for Additional Information for the Review of Nine Mile Point Nuclear Station, Units 1 and 2, License Renewal Application Project stage: RAI ML0505601992005-02-11011 February 2005 License Renewal Application - Submittal of Supplemental Information for Review of the License Renewal Application Project stage: Supplement ML0504203872005-02-11011 February 2005 Summary of a Conference Call Held with Constellation Energy Group Inc. Concerning the Review of the Nine Mile Point Nuclear Station, Units 1 and 2, License Renewal Project stage: Approval ML0504203282005-02-11011 February 2005 Summary of a Conference Call Between the U.S. Nuclear Regulatory Commission and the Constellation Energy Group, Inc. Concerning the Review for the Nine Mile Point Nuclear Station, Units 1 and 2, License Renewal Application Project stage: Other ML0506100592005-02-14014 February 2005 License Renewal Application - Responses to NRC Requests for Additional Information Regarding the Reactor Vessel and Reactor Vessel Internal Components Project stage: Response to RAI ML0504601382005-02-14014 February 2005 Summary of a Conference Call Between the U.S. Nuclear Regulatory Commission and the Constellation Energy Group Inc. Concerning the Review of the Nine Mile Point Nuclear Station, Units 1 and 2 Project stage: Approval ML0505401962005-02-22022 February 2005 Requests for Additional Information for the Review of Nine Mile Point Nuclear Station, Units 1 and 2, License Renewal Application Project stage: RAI ML0505402632005-02-23023 February 2005 Requests for Additional Information for the Review of Nine Mile Point Nuclear Station, Units 1 and 2, License Renewal Application Project stage: RAI ML0506802702005-03-0303 March 2005 Recovery of Nine Mile Point License Renewal Application Quality Project stage: Other ML0506205912005-03-0303 March 2005 Requests for Additional Information for the Review of Nine Mile Point Nuclear Station, Units 1 and 2, License Renewal Application Project stage: RAI ML0506601472005-03-0707 March 2005 Extension of Staff Review Schedule for Nine Mile Point Nuclear Station, Units 1 and 2, License Renewal Application Project stage: Approval ML0506903082005-03-10010 March 2005 Summary of a Conference Call Held on February 28, 2005, Between the U.S. Nuclear Regulatory Commission and the Constellation Energy Group Inc. Concerning the Review for the Nine Mile Point Nuclear Station, Units 1 and 2, License Renewal App Project stage: Other ML0507001342005-03-11011 March 2005 Revision of Schedule for the Conduct of Review of Nine Mile Point Nuclear Station, Units 1 and 2, License Renewal Application Project stage: Approval ML0510905402005-04-19019 April 2005 Summary of Meeting Held on March 30, 2005, Between the NRC Staff and the Constellation Energy Group, Inc. Representatives to Discuss the Status of Their Recovery Effort for Nine Mile Point, Units 1 and 2, License Renewal Application Project stage: Meeting ML0514404592005-05-13013 May 2005 Recovery of Nine Point License Renewal Application Quality Project stage: Other ML0516500862005-06-0909 June 2005 Presentation Slides, Nine Mile Point, Units 1 and 2, LRA Status Update Project stage: Other 2005-01-14
[Table View] |
Text
April 19, 2006 Mr. Timothy J. O'Connor Vice President Nine Mile Point Nuclear Station, LLC P.O. Box 63 Lycoming, NY 13093
SUBJECT:
REQUEST FOR ADDITIONAL INFORMATION FOR THE REVIEW OF NINE MILE POINT NUCLEAR STATION, UNITS 1 AND 2, AMENDED LICENSE RENEWAL APPLICATION (TAC NOS. MC3272 AND MC3273)
Dear Mr. O'Connor:
On December 20, 2005, Constellation Energy Group, Inc. (CEG), submitted its annual update for the amended license renewal application (ALRA) for Nine Mile Point Nuclear Station, Unit 1 (NMP1). The annual update is required by 10 CFR 54.21(b). The NRC staff is reviewing the information contained in the annual update, and has identified, in the enclosure, area where additional information is needed to complete the review.
The staff requests that you provide your response within 30 days from the date of this letter. If you have any questions regarding this letter or if circumstances result in your need to revise the response date, please contact me by telephone at 301-415-1458 or via e-mail at nbl@nrc.gov.
Sincerely,
/RA/
N. B. (Tommy) Le, Senior Project Manager License Renewal Branch B Division of License Renewal Office of Nuclear Reactor Regulation Docket Nos. 50-220 and 50-410
Enclosure:
As stated cc w/encl: See next page
ML061090106 DISTRIBUTION:
See next page Document Name: E:\\Filenet\\ML061090106.wpd OFFICE RLRB:PM DLR:LA RLRB:BC NAME N. Le Y.Edmonds J. Zimmerman DATE 04/ 18 /06 04/ 18 /06 04/ 09 /06
Letter to Timothy J. O'Connor from Ngoc Le dated _April 19, 2006
SUBJECT:
REQUEST FOR ADDITIONAL INFORMATION FOR THE REVIEW OF NINE MILE POINT NUCLEAR STATION, UNITS 1 AND 2, AMENDED LICENSE RENEWAL APPLICATION (TAC NOS. MC3272 AND MC3273)
DISTRIBUTION:
PUBLIC SSmith (srs3)
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1CEG has identified that AMP B2.1.6, BWR Stress Corrosion Cracking Program, is an AMP that is consistent with the program attributes in AMP XI.M7, BWR Stress Corrosion Cracking, with an exception.
ENCLOSURE NINE MILE POINT NUCLEAR STATION, UNITS 1 AND 2 (NMP1 AND NMP2)
AMENDED LICENSE RENEWAL APPLICATION (ALRA)
REQUEST FOR ADDITIONAL INFORMATION (RAI) - BATCH 7 TIME-LIMITED AGING ANALYSIS 4.7.5: RWCU WELD OVERLAY FATIGUE FLAW GROWTH EVALUATIONS (NMP1 ONLY)
RAI 4.7.5A-1 On January 23, 2006, the staff held a conference call (ADAMS Accession No. ML060890579) with Constellation Energy Group (CEG, the applicant) to discuss the basis for approving Time-Limited Aging Analysis (TLAA) 4.7.5, Reactor Water Cleanup Weld Overlay Fatigue Flaw Growth Evaluations (NMP 1 Only). Consistent with the discussion, the staff has stated that the most appropriate basis for approving TLAA 4.7.5 would be to credit an acceptable inspection based aging management program (AMP) for the management of intergranular stress corrosion cracking (IGSCC) in the reactor water cleanup (RWCU) system welds 33-FW-22 and 33-FW-23A and their repair overlays. This is permissible under the acceptance criteria of 10 CFR 54.21(c)(1)(iii). The applicant stated that it will consider revising the information to its letter dated December 20, 2005, and will amend the letter, per information provided by the staff during the January 23, 2006, phone call, to credit inspections as an AMP for accepting TLAA 4.7.5 under 10 CFR 54.21(c)(1)(iii).
This RAI requests that CEG address the following staff concerns in its upcoming amended letter, if ultrasonic testing (UT) is credited as an AMP for accepting TLAA 4.7.5 under 10 CFR 54.21(c)(1)(iii):
A. Clarify that, pursuant to 10 CFR 54.21(c)(1)(iii), CEG is crediting AMP B2.1.6, BWR Stress Corrosion Cracking Program and the augmented UT examination program, as specified in Topical Report BWRVIP-75-A, Technical Basis for Revisions to Generic Letter 88-01 Inspection Schedules [April 2002], for Category E austenitic stainless steel piping welds as the basis for managing IGSCC in RWCU welds 33-FW-22 and 33-FW-23A and their corresponding overlay repairs. Note that those austenitic steel pipe welds have been repaired with austenitic stainless steel weld overlays.
B. Revise the NMP1 specific version of AMP B2.1.6, BWR Stress Corrosion Cracking Program, to include the following enhancements to program attributes:1 (1) [Scope of Program]: Enhancement to include the overlay repairs on RWCU welds 33-FW-22 and 33-FW-23A within the scope of the AMP.
(2) [Detection of Aging Effects]: Enhancement to specify that site-qualified UT techniques will be used to monitor RWCU welds 33-FW-22 and 33-FW-23A for further evidence of cracking and for flaw growth into weld metal deposits for the overlays. The staff recommends that enhancement of the program attribute be consistent with CEGs commitments that were made in response to GL 88-01, NRC Position on IGSCC in BWR Austenitic Piping [January 15, 1988], and commitments made to implement the recommended guidelines of Topical Report BWRVIP-75-A.
(3) [Monitoring and Trending]: Enhancement to establish a conservative applicant based re-inspection frequency for performing the UT examinations of the overlays in RWCU welds 33-FW-22 and 33-FW-23A. The staff recommends that enhancement of the program attribute be consistent with CEGs commitments that were made in response to GL 88-01 and commitments made to implement the recommended guidelines of Topical Report BWRVIP-75-A.
(4) [Operating Experience]: Enhancement of the program attribute to specify that CEG performed the most recent UT examinations of the RWCU welds 33-FW-22 and 33-FW-23A in 2003 and to summarize the results of the 2003 UT inspections.