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| number = ML14097A118
| number = ML14097A118
| issue date = 04/09/2014
| issue date = 04/09/2014
| title = McGuire Nuclear Station, Units 1 and 2: Request for Additional Information Regarding License Amendment Request to Modify Technical Specification 3.3.2 Setpoint (TAC Nos. MF2741 and MF2742)
| title = Request for Additional Information Regarding License Amendment Request to Modify Technical Specification 3.3.2 Setpoint
| author name = Miller G E
| author name = Miller G
| author affiliation = NRC/NRR/DORL/LPLII-1
| author affiliation = NRC/NRR/DORL/LPLII-1
| addressee name = Capps S D
| addressee name = Capps S
| addressee affiliation = Duke Energy Carolinas, LLC
| addressee affiliation = Duke Energy Carolinas, LLC
| docket = 05000369, 05000370
| docket = 05000369, 05000370
Line 13: Line 13:
| document type = Letter, Request for Additional Information (RAI)
| document type = Letter, Request for Additional Information (RAI)
| page count = 3
| page count = 3
| project = TAC:ME2741, TAC:MF2742
| project = TAC:ME2741, TAC:MF2741, TAC:MF2742
| stage = RAI
}}
}}


=Text=
=Text=
{{#Wiki_filter: Mr. Steven Vice President McGuire Nuclear Station Duke Energy Carolinas, LLC 12700 Hagers Ferry Road Huntersville, NC 28078-8985 April 9, 2014
{{#Wiki_filter:UNITED STATES NUCLEAR REGULATORY COMMISSION WASHINGTON, o,c. 20555-0001 April 9, 2014 Mr. Steven D. Capps Vice President McGuire Nuclear Station Duke Energy Carolinas, LLC 12700 Hagers Ferry Road Huntersville, NC 28078-8985


SUBJECT: MCGUIRE NUCLEAR STATION, UNITS 1 AND 2: REQUEST FOR ADDITIONAL INFORMATION REGARDING LICENSE AMENDMENT REQUEST TO MODIFY TECHNICAL SPECIFICATION 3.3.2 SETPOINT (TAC NOS. MF2741 AND MF2742)
==SUBJECT:==
MCGUIRE NUCLEAR STATION, UNITS 1 AND 2: REQUEST FOR ADDITIONAL INFORMATION REGARDING LICENSE AMENDMENT REQUEST TO MODIFY TECHNICAL SPECIFICATION 3.3.2 SETPOINT (TAC NOS. MF2741 AND MF2742)


==Dear Mr. Capps:==
==Dear Mr. Capps:==
By letter dated September 12, Documents Access and Management System (ADAMS) Accession Number ML 13262A500), Duke Energy Carolinas, LLC (the licens*ee) submitted a license amendment request, which requested to modify Technical Specification 3.3.2, "Engineered Safety Features Actuation System (ESFAS) Instrumentation." Specifically, the proposed change would modify the setpoint for Auxiliary Feedwater Pump Suction Transfer in support of your efforts to comply with NRC Order EA-12-049, "Order Modifying Licenses with Regard to Requirements for Mitigation Strategies for Beyond-Design-Basis External Events." The U.S. Nuclear Regulatory Commission staff has reviewed the licensee's submittal and determined that additional information is needed in order to complete our review. The enclosed document describes this request for additional information (RAI). On March 31, 2014, the Duke staff indicated that a response to the RAI would be provided by May 23, 2014. If you have any questions, please call me at 301-415-2481. Docket Nos. 50-369 and 50-370


===Enclosure:===
By letter dated September 12, 2013~(Agencywide Documents Access and Management System (ADAMS) Accession Number ML13262A500), Duke Energy Carolinas, LLC (the licens*ee) submitted a license amendment request, which requested to modify Technical Specification 3.3.2, "Engineered Safety Features Actuation System (ESFAS) Instrumentation." Specifically, the proposed change would modify the setpoint for Auxiliary Feedwater Pump Suction Transfer in support of your efforts to comply with NRC Order EA-12-049, "Order Modifying Licenses with Regard to Requirements for Mitigation Strategies for Beyond-Design-Basis External Events."
Request for Additional Information cc w/encl: Distribution via Listserv G. Edward Miller, Project Manager Plant Licensing Branch 11-1 Division of Operating Reactor Licensing Office of Nuclear Reactor Regulation DRAFT REQUEST F0R ADDITIONAL INFORMATION ' MCGUIRE NUCLEAR STATION, UNITS 1 AND 2 PROPOSED CHANGES TO TECHNICAL SPECIFICATION 3.3.2 IN SUPPORT OF COMPLIANCE WITH NRC ORDER EA-12-049 DOCKET NOS. 50-369 AND 50-370 By letter dated September 12, 2013, (Agencywide Documents Access and Management System (ADAMS) Accession No. ML 13262A500), Duke Energy Carolinas submitted a license amendment request (LAR) to amend the Technical Specifications (TS) 3.3.2, "Engineered Safety Feature Actuation System (ESFAS) Instrumentation," FUNCTION 6.f, "Auxiliary Feedwater Pump Suction Transfer on Suction Pressure-Low (c)" for McGuire Nuclear Station, Units 1 and 2, in support of plant modifications required to achieve compliance with the NRC Order EA-12-049, "Order Modifying Licenses with Regard to Requirements of Mitigation Strategies for Beyond-Design-Basis External Events," dated March 12, 2012. In order for the NRC staff to complete its review of the LAR, the following additional information is requested. 1. Provide an overall summary of calculations performed including the various tolerances used in calculating the total loop uncertainties, reference accuracy, and drift indicating how they comply with applicable requirements of this request (e.g., General Design Criterion (GDC) 13, GDC 20, and 10 CFR 50.36(c)(1 )(ii)(a)). Please ensure that the summary indicates how all these tolerances comply with the 95/95 confidence level specified in RG 1.1 05. 2. Provide representative plant procedures to demonstrate how the plant procedures comply with the TSTF-493 footnotes. Enclosure Mr. Steven}}
The U.S. Nuclear Regulatory Commission staff has reviewed the licensee's submittal and determined that additional information is needed in order to complete our review. The enclosed document describes this request for additional information (RAI). On March 31, 2014, the Duke staff indicated that a response to the RAI would be provided by May 23, 2014.
If you have any questions, please call me at 301-415-2481.
G. Edward Miller, Project Manager Plant Licensing Branch 11-1 Division of Operating Reactor Licensing Office of Nuclear Reactor Regulation Docket Nos. 50-369 and 50-370
 
==Enclosure:==
Request for Additional Information cc w/encl: Distribution via Listserv
 
DRAFT REQUEST F0R ADDITIONAL INFORMATION MCGUIRE NUCLEAR STATION, UNITS 1 AND 2 PROPOSED CHANGES TO TECHNICAL SPECIFICATION 3.3.2 IN SUPPORT OF COMPLIANCE WITH NRC ORDER EA-12-049 DOCKET NOS. 50-369 AND 50-370 By letter dated September 12, 2013, (Agencywide Documents Access and Management System (ADAMS) Accession No. ML13262A500), Duke Energy Carolinas submitted a license amendment request (LAR) to amend the Technical Specifications (TS) 3.3.2, "Engineered Safety Feature Actuation System (ESFAS) Instrumentation," FUNCTION 6.f, "Auxiliary Feedwater Pump Suction Transfer on Suction Pressure- Low (c)" for McGuire Nuclear Station, Units 1 and 2, in support of plant modifications required to achieve compliance with the NRC Order EA-12-049, "Order Modifying Licenses with Regard to Requirements of Mitigation Strategies for Beyond-Design-Basis External Events," dated March 12, 2012. In order for the NRC staff to complete its review of the LAR, the following additional information is requested.
: 1. Provide an overall summary of calculations performed including the various tolerances used in calculating the total loop uncertainties, reference accuracy, and drift indicating how they comply with applicable requirements of this request (e.g., General Design Criterion (GDC) 13, GDC 20, and 10 CFR 50.36(c)(1 )(ii)(a)). Please ensure that the summary indicates how all these tolerances comply with the 95/95 confidence level specified in RG 1.1 05.
: 2. Provide representative plant procedures to demonstrate how the plant procedures comply with the TSTF-493 footnotes.
Enclosure
 
ML14097A118 OFFICE      NRR/LPL2-1 /PM        NRR/LPL2-1 /LA        NRR/DE/EICB/BC      N R RILPL2-1 /BC NAME        GEMiller            SFigueroa              JThorp              RPascarelli DATE        04/08/14            04/07/14              04/08/14            04/09/14}}

Latest revision as of 21:44, 19 March 2020

Request for Additional Information Regarding License Amendment Request to Modify Technical Specification 3.3.2 Setpoint
ML14097A118
Person / Time
Site: McGuire, Mcguire  Duke Energy icon.png
Issue date: 04/09/2014
From: Geoffrey Miller
Plant Licensing Branch II
To: Capps S
Duke Energy Carolinas
Miller E, NRR/DORL/LPLII-1, 415-2481
References
EA-12-049, TAC ME2741, TAC MF2742
Download: ML14097A118 (3)
v • d • e


Text

UNITED STATES NUCLEAR REGULATORY COMMISSION WASHINGTON, o,c. 20555-0001 April 9, 2014 Mr. Steven D. Capps Vice President McGuire Nuclear Station Duke Energy Carolinas, LLC 12700 Hagers Ferry Road Huntersville, NC 28078-8985

SUBJECT:

MCGUIRE NUCLEAR STATION, UNITS 1 AND 2: REQUEST FOR ADDITIONAL INFORMATION REGARDING LICENSE AMENDMENT REQUEST TO MODIFY TECHNICAL SPECIFICATION 3.3.2 SETPOINT (TAC NOS. MF2741 AND MF2742)

Dear Mr. Capps:

By letter dated September 12, 2013~(Agencywide Documents Access and Management System (ADAMS) Accession Number ML13262A500), Duke Energy Carolinas, LLC (the licens*ee) submitted a license amendment request, which requested to modify Technical Specification 3.3.2, "Engineered Safety Features Actuation System (ESFAS) Instrumentation." Specifically, the proposed change would modify the setpoint for Auxiliary Feedwater Pump Suction Transfer in support of your efforts to comply with NRC Order EA-12-049, "Order Modifying Licenses with Regard to Requirements for Mitigation Strategies for Beyond-Design-Basis External Events."

The U.S. Nuclear Regulatory Commission staff has reviewed the licensee's submittal and determined that additional information is needed in order to complete our review. The enclosed document describes this request for additional information (RAI). On March 31, 2014, the Duke staff indicated that a response to the RAI would be provided by May 23, 2014.

If you have any questions, please call me at 301-415-2481.

G. Edward Miller, Project Manager Plant Licensing Branch 11-1 Division of Operating Reactor Licensing Office of Nuclear Reactor Regulation Docket Nos. 50-369 and 50-370

Enclosure:

Request for Additional Information cc w/encl: Distribution via Listserv

DRAFT REQUEST F0R ADDITIONAL INFORMATION MCGUIRE NUCLEAR STATION, UNITS 1 AND 2 PROPOSED CHANGES TO TECHNICAL SPECIFICATION 3.3.2 IN SUPPORT OF COMPLIANCE WITH NRC ORDER EA-12-049 DOCKET NOS. 50-369 AND 50-370 By letter dated September 12, 2013, (Agencywide Documents Access and Management System (ADAMS) Accession No. ML13262A500), Duke Energy Carolinas submitted a license amendment request (LAR) to amend the Technical Specifications (TS) 3.3.2, "Engineered Safety Feature Actuation System (ESFAS) Instrumentation," FUNCTION 6.f, "Auxiliary Feedwater Pump Suction Transfer on Suction Pressure- Low (c)" for McGuire Nuclear Station, Units 1 and 2, in support of plant modifications required to achieve compliance with the NRC Order EA-12-049, "Order Modifying Licenses with Regard to Requirements of Mitigation Strategies for Beyond-Design-Basis External Events," dated March 12, 2012. In order for the NRC staff to complete its review of the LAR, the following additional information is requested.

1. Provide an overall summary of calculations performed including the various tolerances used in calculating the total loop uncertainties, reference accuracy, and drift indicating how they comply with applicable requirements of this request (e.g., General Design Criterion (GDC) 13, GDC 20, and 10 CFR 50.36(c)(1 )(ii)(a)). Please ensure that the summary indicates how all these tolerances comply with the 95/95 confidence level specified in RG 1.1 05.
2. Provide representative plant procedures to demonstrate how the plant procedures comply with the TSTF-493 footnotes.

Enclosure

ML14097A118 OFFICE NRR/LPL2-1 /PM NRR/LPL2-1 /LA NRR/DE/EICB/BC N R RILPL2-1 /BC NAME GEMiller SFigueroa JThorp RPascarelli DATE 04/08/14 04/07/14 04/08/14 04/09/14

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