ML092120357: Difference between revisions

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| issue date = 07/31/2009
| issue date = 07/31/2009
| title = Application Accepted - Byron LAR for Ultimate Heat Sink (ME1669-70)
| title = Application Accepted - Byron LAR for Ultimate Heat Sink (ME1669-70)
| author name = David M J
| author name = David M
| author affiliation = NRC/NRR/DORL/LPLIII-2
| author affiliation = NRC/NRR/DORL/LPLIII-2
| addressee name = Simpson P R
| addressee name = Simpson P
| addressee affiliation = Exelon Generation Co, LLC
| addressee affiliation = Exelon Generation Co, LLC
| docket = 05000454, 05000455
| docket = 05000454, 05000455
Line 18: Line 18:


=Text=
=Text=
{{#Wiki_filter:From: David, Marshall Sent: Friday, July 31, 2009 11:43 AM To: patrick.simpson@exeloncorp.com Cc: 'ken.nicely@exeloncorp.com'; 'Lisa.Schofield@exeloncorp.com'; Campbell, Stephen; Casto, Greg; Munro, John; Wilson, George; Elliott, Robert; Mahoney, Michael  
{{#Wiki_filter:From:                     David, Marshall Sent:                     Friday, July 31, 2009 11:43 AM To:                       patrick.simpson@exeloncorp.com Cc:                       'ken.nicely@exeloncorp.com'; 'Lisa.Schofield@exeloncorp.com'; Campbell, Stephen; Casto, Greg; Munro, John; Wilson, George; Elliott, Robert; Mahoney, Michael


==Subject:==
==Subject:==
Application Accepted - Byron LAR for Ultimate Heat Sink (ME1669-70)
Application Accepted - Byron LAR for Ultimate Heat Sink (ME1669-70)
Pat, By letter dated June 30, 2009, Exelon Generation Company, LLC (the licensee) submitted a license amendment request for Byron Station, Unit Nos.1 and 2 (ADAMS Accession Number ML091831253). The proposed license amendment requests Nuclear Regulatory Commission (NRC) approval to revise Technical Specification 3.7.9, "Ultimate Heat Sink (UHS)," to add additional essential service water (SX) cooling tower fan requirements as a function of SX pump discharge temperature to reflect results of a revised analysis for the UHS. The purpose of this message is to provide the results of the NRC staff's acceptance review of this amendment request. The acceptance review was performed to determine if there is sufficient technical information in scope and depth to allow the NRC staff to complete its detailed technical review. The acceptance review was also intended to identify whether the application has any readily apparent information insufficiencies in its characterization of the regulatory requirements or the licensing basis of the plant.  
: Pat, By letter dated June 30, 2009, Exelon Generation Company, LLC (the licensee) submitted a license amendment request for Byron Station, Unit Nos.1 and 2 (ADAMS Accession Number ML091831253). The proposed license amendment requests Nuclear Regulatory Commission (NRC) approval to revise Technical Specification 3.7.9, "Ultimate Heat Sink (UHS)," to add additional essential service water (SX) cooling tower fan requirements as a function of SX pump discharge temperature to reflect results of a revised analysis for the UHS. The purpose of this message is to provide the results of the NRC staff's acceptance review of this amendment request. The acceptance review was performed to determine if there is sufficient technical information in scope and depth to allow the NRC staff to complete its detailed technical review.
 
The acceptance review was also intended to identify whether the application has any readily apparent information insufficiencies in its characterization of the regulatory requirements or the licensing basis of the plant.
Consistent with Section 50.90 of Title 10 of the Code of Federal Regulations (10 CFR), an amendment to the license must fully describe the changes requested and follow, as far as applicable, the form prescribed for original applications. Section 50.34 of 10 CFR addresses the content of technical information required. This section stipulates that the submittal address the design and operating characteristics, unusual or novel design features, and principal safety considerations.
Consistent with Section 50.90 of Title 10 of the Code of Federal Regulations (10 CFR), an amendment to the license must fully describe the changes requested and follow, as far as applicable, the form prescribed for original applications. Section 50.34 of 10 CFR addresses the content of technical information required. This section stipulates that the submittal address the design and operating characteristics, unusual or novel design features, and principal safety considerations.
The NRC staff has reviewed your application and has concluded that it does provide technical information in sufficient detail to enable the NRC staff to proceed with its detailed technical review and make an independent assessment regarding the acceptability of the proposed amendment in terms of regulatory requirements and the protection of public health and safety and the environment. If additional information is needed for the NRC staff to complete its technical review, you will be advised by separate correspondence.
The NRC staff has reviewed your application and has concluded that it does provide technical information in sufficient detail to enable the NRC staff to proceed with its detailed technical review and make an independent assessment regarding the acceptability of the proposed amendment in terms of regulatory requirements and the protection of public health and safety and the environment. If additional information is needed for the NRC staff to complete its technical review, you will be advised by separate correspondence.
In accordance with our process as described in LIC-109, "ACCEPTANCE REVIEW PROCEDURES," I am placing a copy of this email in ADAMS as a publicly-available, official agency record.
In accordance with our process as described in LIC-109, "ACCEPTANCE REVIEW PROCEDURES," I am placing a copy of this email in ADAMS as a publicly-available, official agency record.
Sincerely, Marshall David Senior Project Manager (301) 415-1547 E-mail Properties Mail Envelope Properties (01BD2A1885C88F45A12CB413DEF03410ABAFAF10B2)  
Sincerely, Marshall David Senior Project Manager (301) 415-1547 E-mail Properties
 
Mail Envelope Properties (01BD2A1885C88F45A12CB413DEF03410ABAFAF10B2)


==Subject:==
==Subject:==
Application Accepted - Byron LAR for Ultimate Heat Sink (ME1669-70)
Application Accepted - Byron LAR for Ultimate Heat Sink (ME1669-70)
Sent Date:       7/31/2009 11:42:52 AM Received Date:        7/31/2009 11:42:52 AM From:               David, Marshall  
Sent Date:       7/31/2009 11:42:52 AM Received Date:        7/31/2009 11:42:52 AM From:           David, Marshall Created By:       Marshall.David@nrc.gov Recipients:
 
patrick.simpson@exeloncorp.com (patrick.simpson@exeloncorp.com)
Created By:         Marshall.David@nrc.gov  
Tracking Status: None ken.nicely@exeloncorp.com ('ken.nicely@exeloncorp.com')
 
Tracking Status: None Lisa.Schofield@exeloncorp.com ('Lisa.Schofield@exeloncorp.com')
Recipients:
Tracking Status: None Stephen.Campbell@nrc.gov (Campbell, Stephen)
patrick.simpson@exeloncorp.com (patrick.simpson@exeloncorp.com)                 Tracking Status: None ken.nicely@exeloncorp.com ('ken.nicely@exeloncorp.com')                 Tracking Status: None Lisa.Schofield@exeloncorp.com ('Lisa.Schofield@exeloncorp.com')                 Tracking Status: None  
Tracking Status: None Greg.Casto@nrc.gov (Casto, Greg)
 
Stephen.Campbell@nrc.gov (Campbell, Stephen)                 Tracking Status: None Greg.Casto@nrc.gov (Casto, Greg)
Tracking Status: None John.Munro@nrc.gov (Munro, John)
Tracking Status: None John.Munro@nrc.gov (Munro, John)
Tracking Status: None George.Wilson@nrc.gov (Wilson, George)
Tracking Status: None George.Wilson@nrc.gov (Wilson, George)
Tracking Status: None Robert.Elliott@nrc.gov (Elliott, Robert)
Tracking Status: None Robert.Elliott@nrc.gov (Elliott, Robert)
Tracking Status: None Michael.Mahoney@nrc.gov (Mahoney, Michael)
Tracking Status: None Michael.Mahoney@nrc.gov (Mahoney, Michael)
Tracking Status: None  
Tracking Status: None Post Office:
 
HQCLSTR01.nrc.gov Files           Size     Date & Time MESSAGE           9368     7/31/2009 Options Expiration Date:
Post Office:
Priority:               olImportanceNormal ReplyRequested:         False Return Notification:       False Sensitivity:     olNormal Recipients received:}}
HQCLSTR01.nrc.gov  
 
Files               Size       Date & Time  
 
MESSAGE       9368       7/31/2009  
 
Options Expiration Date:
Priority:                       olImportanceNormal ReplyRequested:       False Return Notification:       False  
 
Sensitivity:         olNormal Recipients received:}}

Latest revision as of 03:41, 14 November 2019

Application Accepted - Byron LAR for Ultimate Heat Sink (ME1669-70)
ML092120357
Person / Time
Site: Byron  Constellation icon.png
Issue date: 07/31/2009
From: David M
Plant Licensing Branch III
To: Simpson P
Exelon Generation Co
marshall david 415-1547
References
TAC ME1669, TAC ME1670
Download: ML092120357 (2)
v • d • e


Text

From: David, Marshall Sent: Friday, July 31, 2009 11:43 AM To: patrick.simpson@exeloncorp.com Cc: 'ken.nicely@exeloncorp.com'; 'Lisa.Schofield@exeloncorp.com'; Campbell, Stephen; Casto, Greg; Munro, John; Wilson, George; Elliott, Robert; Mahoney, Michael

Subject:

Application Accepted - Byron LAR for Ultimate Heat Sink (ME1669-70)

Pat, By letter dated June 30, 2009, Exelon Generation Company, LLC (the licensee) submitted a license amendment request for Byron Station, Unit Nos.1 and 2 (ADAMS Accession Number ML091831253). The proposed license amendment requests Nuclear Regulatory Commission (NRC) approval to revise Technical Specification 3.7.9, "Ultimate Heat Sink (UHS)," to add additional essential service water (SX) cooling tower fan requirements as a function of SX pump discharge temperature to reflect results of a revised analysis for the UHS. The purpose of this message is to provide the results of the NRC staff's acceptance review of this amendment request. The acceptance review was performed to determine if there is sufficient technical information in scope and depth to allow the NRC staff to complete its detailed technical review.

The acceptance review was also intended to identify whether the application has any readily apparent information insufficiencies in its characterization of the regulatory requirements or the licensing basis of the plant.

Consistent with Section 50.90 of Title 10 of the Code of Federal Regulations (10 CFR), an amendment to the license must fully describe the changes requested and follow, as far as applicable, the form prescribed for original applications. Section 50.34 of 10 CFR addresses the content of technical information required. This section stipulates that the submittal address the design and operating characteristics, unusual or novel design features, and principal safety considerations.

The NRC staff has reviewed your application and has concluded that it does provide technical information in sufficient detail to enable the NRC staff to proceed with its detailed technical review and make an independent assessment regarding the acceptability of the proposed amendment in terms of regulatory requirements and the protection of public health and safety and the environment. If additional information is needed for the NRC staff to complete its technical review, you will be advised by separate correspondence.

In accordance with our process as described in LIC-109, "ACCEPTANCE REVIEW PROCEDURES," I am placing a copy of this email in ADAMS as a publicly-available, official agency record.

Sincerely, Marshall David Senior Project Manager (301) 415-1547 E-mail Properties

Mail Envelope Properties (01BD2A1885C88F45A12CB413DEF03410ABAFAF10B2)

Subject:

Application Accepted - Byron LAR for Ultimate Heat Sink (ME1669-70)

Sent Date: 7/31/2009 11:42:52 AM Received Date: 7/31/2009 11:42:52 AM From: David, Marshall Created By: Marshall.David@nrc.gov Recipients:

patrick.simpson@exeloncorp.com (patrick.simpson@exeloncorp.com)

Tracking Status: None ken.nicely@exeloncorp.com ('ken.nicely@exeloncorp.com')

Tracking Status: None Lisa.Schofield@exeloncorp.com ('Lisa.Schofield@exeloncorp.com')

Tracking Status: None Stephen.Campbell@nrc.gov (Campbell, Stephen)

Tracking Status: None Greg.Casto@nrc.gov (Casto, Greg)

Tracking Status: None John.Munro@nrc.gov (Munro, John)

Tracking Status: None George.Wilson@nrc.gov (Wilson, George)

Tracking Status: None Robert.Elliott@nrc.gov (Elliott, Robert)

Tracking Status: None Michael.Mahoney@nrc.gov (Mahoney, Michael)

Tracking Status: None Post Office:

HQCLSTR01.nrc.gov Files Size Date & Time MESSAGE 9368 7/31/2009 Options Expiration Date:

Priority: olImportanceNormal ReplyRequested: False Return Notification: False Sensitivity: olNormal Recipients received:

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