ML103120192: Difference between revisions
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{{#Wiki_filter:WBN2Public Resource From: | {{#Wiki_filter:1 WBN2Public Resource From: | ||
Sent: | Hamill, Carol L [clhamill@tva.gov] | ||
Sent: | |||
Friday, October 15, 2010 10:51 AM To: | |||
Wiebe, Joel; Poole, Justin; Raghavan, Rags; Milano, Patrick; Campbell, Stephen Cc: | |||
Crouch, William D; Arent, Gordon; Boyd, Desiree L; Metzler, Ernest Thomas; Knuettel, Edward Terry | |||
==Subject:== | ==Subject:== | ||
10-15-10_TVA Response to NRC IR 2010603 NOV Additonal Information Attachments: | 10-15-10_TVA Response to NRC IR 2010603 NOV Additonal Information Attachments: | ||
image001.jpg; 10-15-10_TVA Response to NRC IR 2010603 NOV Additonal Information.pdf Please see attached letter that was sent to the NRC today. | |||
Hearing Identifier: | Carol L. Hamill | ||
Licensing/QualityAssurance WBNUnit2Project,EQB1BWBN | |||
4233653177 | |||
4233653833 | |||
ccllhhaam miillll@ | |||
@ttvvaa..ggoovv | |||
Hearing Identifier: | |||
Watts_Bar_2_Operating_LA_Public Email Number: | |||
154 Mail Envelope Properties (25547F570B005144A141ECCA95DA1AB20CEDA69E) | |||
==Subject:== | ==Subject:== | ||
10-15-10_TVA Response to NRC IR 2010603 NOV Additonal Information Sent Date: | 10-15-10_TVA Response to NRC IR 2010603 NOV Additonal Information Sent Date: | ||
10/15/2010 10:50:30 AM Received Date: | |||
10/15/2010 10:50:50 AM From: | |||
Hamill, Carol L Created By: | |||
clhamill@tva.gov Recipients: | |||
"Crouch, William D" <wdcrouch@tva.gov> | "Crouch, William D" <wdcrouch@tva.gov> | ||
Tracking Status: None "Arent, Gordon" <garent@tva.gov> | Tracking Status: None "Arent, Gordon" <garent@tva.gov> | ||
| Line 37: | Line 56: | ||
Tracking Status: None "Milano, Patrick" <Patrick.Milano@nrc.gov> | Tracking Status: None "Milano, Patrick" <Patrick.Milano@nrc.gov> | ||
Tracking Status: None "Campbell, Stephen" <Stephen.Campbell@nrc.gov> | Tracking Status: None "Campbell, Stephen" <Stephen.Campbell@nrc.gov> | ||
Tracking Status: None Post Office: | Tracking Status: None Post Office: | ||
Recipients Received: | TVACOCXVS2.main.tva.gov Files Size Date & Time MESSAGE 239 10/15/2010 10:50:50 AM image001.jpg 1023 10-15-10_TVA Response to NRC IR 2010603 NOV Additonal Information.pdf 341047 Options Priority: | ||
Standard Return Notification: | |||
No Reply Requested: | |||
No Sensitivity: | |||
Normal Expiration Date: | |||
Recipients Received: | |||
Page 1 of 1 file://c:\EMailCapture\Watts_Bar_2_Operating_LA_Public\154\attch1.jpg | Page 1 of 1 11/8/2010 file://c:\\EMailCapture\\Watts_Bar_2_Operating_LA_Public\\154\\attch1.jpg | ||
Tennessee Valley Authority, Post Office Box 2000, Spring City, Tennessee 37381-2000 October 15, 2010 U.S. Nuclear Regulatory Commission ATTN: Document Control Desk Washington, D.C. 20555-0001 Watts Bar Nuclear Plant, Unit 2 NRC Docket No. 50-391 | Tennessee Valley Authority, Post Office Box 2000, Spring City, Tennessee 37381-2000 October 15, 2010 U.S. Nuclear Regulatory Commission ATTN: Document Control Desk Washington, D.C. 20555-0001 Watts Bar Nuclear Plant, Unit 2 NRC Docket No. 50-391 | ||
==Subject:== | ==Subject:== | ||
Watts Bar Nuclear Plant (WBN) Unit 2 - Denial of Notice of Violation (NOV) 05000391/2010603-08, Failure to Adequately Evaluate and Qualify Molded Case Circuit Breakers - Additional Information | Watts Bar Nuclear Plant (WBN) Unit 2 - Denial of Notice of Violation (NOV) 05000391/2010603-08, Failure to Adequately Evaluate and Qualify Molded Case Circuit Breakers - Additional Information | ||
==Reference:== | ==Reference:== | ||
: 1. NRC letter to TVA, Watts Bar Nuclear Plant Unit 2 Construction - NRC Integrated Inspection Report 05000391/2010603 and Notice of Violation, dated August 5, 2010 (ML102170465) | : 1. NRC letter to TVA, Watts Bar Nuclear Plant Unit 2 Construction - NRC Integrated Inspection Report 05000391/2010603 and Notice of Violation, dated August 5, 2010 (ML102170465) | ||
: 2. TVA letter to NRC, Watts Bar Nuclear Plant (WBN) Unit 2 - Denial of Notice of Violation (NOV) 05000391/2010603-08, Failure to Adequately Evaluate and Qualify Molded Case Circuit Breakers (ML102520435) | : 2. TVA letter to NRC, Watts Bar Nuclear Plant (WBN) Unit 2 - Denial of Notice of Violation (NOV) 05000391/2010603-08, Failure to Adequately Evaluate and Qualify Molded Case Circuit Breakers (ML102520435) | ||
By letter dated August 5, 2010 (Reference 1), the U.S. Nuclear Regulatory Commission (NRC) issued Inspection Report Number 05000391/2010603 concerning the April 6-30, 2010, inspection conducted at Tennessee Valley Authoritys (TVA) WBN Unit 2. By letter dated September 7, 2010 (Reference 2), the sentence The calculated natural frequencies of the front cover panel in the three directions were also in excess of 33 Hz and rigid should not have been included in the letter at that time. This was first identified by TVA on September 13, 2010, and discussed with Theodore Fanelli and Guillermo Crespo in a meeting at WBN site on September 14, 2010. This condition has been entered in the Corrective Action Program. | By {{letter dated|date=August 5, 2010|text=letter dated August 5, 2010}} (Reference 1), the U.S. Nuclear Regulatory Commission (NRC) issued Inspection Report Number 05000391/2010603 concerning the April 6-30, 2010, inspection conducted at Tennessee Valley Authoritys (TVA) WBN Unit 2. By {{letter dated|date=September 7, 2010|text=letter dated September 7, 2010}} (Reference 2), the sentence The calculated natural frequencies of the front cover panel in the three directions were also in excess of 33 Hz and rigid should not have been included in the letter at that time. This was first identified by TVA on September 13, 2010, and discussed with Theodore Fanelli and Guillermo Crespo in a meeting at WBN site on September 14, 2010. This condition has been entered in the Corrective Action Program. | ||
Subsequently, a calculation was issued that validated the above sentence. | Subsequently, a calculation was issued that validated the above sentence. | ||
There are no new commitments associated with this submittal. If you have any questions, please contact William Crouch at (423) 365-2004.}} | There are no new commitments associated with this submittal. If you have any questions, please contact William Crouch at (423) 365-2004.}} | ||
Latest revision as of 01:33, 14 January 2025
| ML103120192 | |
| Person / Time | |
|---|---|
| Site: | Watts Bar  |
| Issue date: | 10/15/2010 |
| From: | - No Known Affiliation |
| To: | Division of Operating Reactor Licensing |
| References | |
| Download: ML103120192 (5) | |
Text
1 WBN2Public Resource From:
Hamill, Carol L [clhamill@tva.gov]
Sent:
Friday, October 15, 2010 10:51 AM To:
Wiebe, Joel; Poole, Justin; Raghavan, Rags; Milano, Patrick; Campbell, Stephen Cc:
Crouch, William D; Arent, Gordon; Boyd, Desiree L; Metzler, Ernest Thomas; Knuettel, Edward Terry
Subject:
10-15-10_TVA Response to NRC IR 2010603 NOV Additonal Information Attachments:
image001.jpg; 10-15-10_TVA Response to NRC IR 2010603 NOV Additonal Information.pdf Please see attached letter that was sent to the NRC today.
Carol L. Hamill
Licensing/QualityAssurance WBNUnit2Project,EQB1BWBN
4233653177
4233653833
ccllhhaam miillll@
@ttvvaa..ggoovv
Hearing Identifier:
Watts_Bar_2_Operating_LA_Public Email Number:
154 Mail Envelope Properties (25547F570B005144A141ECCA95DA1AB20CEDA69E)
Subject:
10-15-10_TVA Response to NRC IR 2010603 NOV Additonal Information Sent Date:
10/15/2010 10:50:30 AM Received Date:
10/15/2010 10:50:50 AM From:
Hamill, Carol L Created By:
clhamill@tva.gov Recipients:
"Crouch, William D" <wdcrouch@tva.gov>
Tracking Status: None "Arent, Gordon" <garent@tva.gov>
Tracking Status: None "Boyd, Desiree L" <dlboyd@tva.gov>
Tracking Status: None "Metzler, Ernest Thomas" <etmetzler@tva.gov>
Tracking Status: None "Knuettel, Edward Terry" <etknuettel@tva.gov>
Tracking Status: None "Wiebe, Joel" <Joel.Wiebe@nrc.gov>
Tracking Status: None "Poole, Justin" <Justin.Poole@nrc.gov>
Tracking Status: None "Raghavan, Rags" <Rags.Raghavan@nrc.gov>
Tracking Status: None "Milano, Patrick" <Patrick.Milano@nrc.gov>
Tracking Status: None "Campbell, Stephen" <Stephen.Campbell@nrc.gov>
Tracking Status: None Post Office:
TVACOCXVS2.main.tva.gov Files Size Date & Time MESSAGE 239 10/15/2010 10:50:50 AM image001.jpg 1023 10-15-10_TVA Response to NRC IR 2010603 NOV Additonal Information.pdf 341047 Options Priority:
Standard Return Notification:
No Reply Requested:
No Sensitivity:
Normal Expiration Date:
Recipients Received:
Page 1 of 1 11/8/2010 file://c:\\EMailCapture\\Watts_Bar_2_Operating_LA_Public\\154\\attch1.jpg
Tennessee Valley Authority, Post Office Box 2000, Spring City, Tennessee 37381-2000 October 15, 2010 U.S. Nuclear Regulatory Commission ATTN: Document Control Desk Washington, D.C. 20555-0001 Watts Bar Nuclear Plant, Unit 2 NRC Docket No. 50-391
Subject:
Watts Bar Nuclear Plant (WBN) Unit 2 - Denial of Notice of Violation (NOV)05000391/2010603-08, Failure to Adequately Evaluate and Qualify Molded Case Circuit Breakers - Additional Information
Reference:
- 1. NRC letter to TVA, Watts Bar Nuclear Plant Unit 2 Construction - NRC Integrated Inspection Report 05000391/2010603 and Notice of Violation, dated August 5, 2010 (ML102170465)
- 2. TVA letter to NRC, Watts Bar Nuclear Plant (WBN) Unit 2 - Denial of Notice of Violation (NOV)05000391/2010603-08, Failure to Adequately Evaluate and Qualify Molded Case Circuit Breakers (ML102520435)
By letter dated August 5, 2010 (Reference 1), the U.S. Nuclear Regulatory Commission (NRC) issued Inspection Report Number 05000391/2010603 concerning the April 6-30, 2010, inspection conducted at Tennessee Valley Authoritys (TVA) WBN Unit 2. By letter dated September 7, 2010 (Reference 2), the sentence The calculated natural frequencies of the front cover panel in the three directions were also in excess of 33 Hz and rigid should not have been included in the letter at that time. This was first identified by TVA on September 13, 2010, and discussed with Theodore Fanelli and Guillermo Crespo in a meeting at WBN site on September 14, 2010. This condition has been entered in the Corrective Action Program.
Subsequently, a calculation was issued that validated the above sentence.
There are no new commitments associated with this submittal. If you have any questions, please contact William Crouch at (423) 365-2004.