NOC-AE-12002803, Inservice Inspection Summary Report - 2RE15

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Inservice Inspection Summary Report - 2RE15
ML12062A029
Person / Time
Site: South Texas STP Nuclear Operating Company icon.png
Issue date: 02/20/2012
From: Ruvalcaba M
South Texas
To:
Document Control Desk, Office of Nuclear Reactor Regulation
References
NOC-AE-12002803
Download: ML12062A029 (30)
v • d • e


Text

Nuclear Operating Company South Texas ProjectElectric GeneratingStation P Box289

&. Wadsworth, Texas 77483 /

February 20, 2012 NOC-AE-12002803 File No.: G25 10 CFR 50.55a U. S. Nuclear Regulatory Commission Attention: Document Control Desk One White Flint North 11555 Rockville Pike Rockville, MD 20852-2738 South Texas Project Unit 2 Docket No. STN 50-499 Inservice Inspection Summary Report - 2RE15 Attached are four copies of the South Texas Project Unit 2 summary report for Inservice Inspections performed prior to and during refueling outage 2RE1 5 completed in November 2011. This summary report satisfies the reporting requirements of ASME Code Section XI, Article IWA-6230.

There are no commitments in this letter.

If there are any questions regarding this report, please contact either Mr. P. L. Walker at (361) 972-8392 or me at (361) 972-7904.

Mar/cRuv Icaba Manager, Testing and Programs Engineering MK

Attachment:

2RE15 Inservice Inspection Summary Report 4z~7 STI: 33358472 k2- (Q

NOC-AE-12002803 Page 2 of 2 cc: (one copy of attachment)

(paper copy) (electronic copy)

Regional Administrator, Region IV John Ragan U. S. Nuclear Regulatory Commission Catherine Callaway 1600 East Lamar Blvd. Jim von Suskil Arlington, Texas 76011-4511 NRG South Texas LP Balwant K. Singal A. H. Gutterman, Esquire Senior Project Manager Morgan, Lewis & Bockius LLP U.S. Nuclear Regulatory Commission One White Flint North (MS 8B1) 11555 Rockville Pike Balwant K. Singal Rockville, MD 20852 U. S. Nuclear Regulatory Commission Senior Resident Inspector Richard Pena U. S. Nuclear Regulatory Commission Kevin Polio P. O. Box 289, Mail Code: MNl16 City Public Service Wadsworth, TX 77483 C. M. Canady C. Mele City of Austin City of Austin Electric Utility Department 721 Barton Springs Road Peter Nemeth Austin, TX 78704 Crain Caton & James, P.C.

Richard A. Ratliff Texas Department of State Health Services Alice Rogers Texas Department of State Health Services One copy of the attachment is provided.

SUMMARY

REPORT for the 2RE15 INSERVICE INSPECTION of UNIT 2 SOUTH TEXAS PROJECT ELECTRIC GENERATING STATION

)UTH TEXAS PROJECT

_ECTRIC GENERATING STATION STP NUCLEAR OPERATING COMPANY November 2011

COVER SHEET 2RE15 INSERVICE INSPECTION

SUMMARY

REPORT SOUTH TEXAS PROJECT ELECTRIC GENERATING STATION, UNIT 2 P.O. BOX 289 WADSWORTH, TEXAS 77483 USNRC DOCKET NO: 50-499 OPERATING LICENSE NO: NPF-80 COMMERCIAL OPERATION DATE: JUNE 19, 1989 Prepared by:

J. I I lgineer Reviewed by: - -_.z.

L. Spiesh, Supervising Engineer *v*,*,*.t.o5 ri.;

  • NOC-AE-12002803 Page 1 of 5 SCOPE COMPONENT SUPPORTS, REPAIR AND REPLACEMENT, SYSTEM PRESSURE TESTS AND WELD INSPECTION PROGRAMS (IWB, IWC, IWD, IWF)

The examinations summarized in this report were performed in accordance with the 2004 Edition with no Addenda of the ASME Code,Section XI that is applicable to the South Texas Project, Unit 2, third ten-year interval (10/19/2010-10/18/2020), first period (10/19/2010-10/18/2013). This report covers selected ASME Code Class 1, 2 and 3 Systems/Components. This report is documented in accordance with the requirements of ASME Section XI Code Case N-532-4.

Examinations and tests required by the Code are scheduled in accordance with "Inspection Program B" as defined in IWB-2412 for ASME Code Class 1 Systems/Components, IWC-2412 for ASME Code Class 2 Systems/Components and IWD-2412 for ASME Code Class 3 Systems/Components.

The ASME Code Class 1 components were examined as prescribed by Table IWB-2500-1, and the applicable Examination Categories, which established the examination frequency at each refueling outage. The ASME Code Class 2 Systems/Components were examined in accordance with Table IWC-2500-1, Examination Categories. The ASME Code Class 3 Systems/Components were examined in accordance with Table IWD-2500-1, Examination Categories. Component Supports were examined in accordance with Table 2500-1 of Code Case N-491-2.

CONTAINMENT METAL LINER (IWE)

The Containment Metal Liner examinations summarized in this report were performed in accordance with the 2004 Edition No Addenda of the ASME Code,Section XI, that is applicable to the South Texas Project, Unit 2 second ten-year interval (9/9/2009-9/8/2019), first period (9/9/09-9/8/13). This report covers selected ASME Code Class CC liner and MC Components. This report is documented in accordance with the requirements of ASME Section XI Code Case N-532-1.

Examinations and tests required by the Code are scheduled in accordance with "Inspection Program B" as defined in 1WE-2412 for ASME Code Class CC liner,& MC Components. The Containment Metal Liner Components were examined in accordance with Table 1WE-2500-1, Examination Categories.

NOC-AE-12002803 Page 2 of 5 FORM OAR-1 OWNER'S ACTIVITY REPORT (Code Case N-532-4)

Report Numnber OAR-2RE 15 Plant ~Auth Tpv~g PrAipct l~lprtrir flpnpr~,tincy ~

South Texas Proiect Electric Generatin Station Unit No. 2 Commercial service date JUNE 19, 1989 Refueling outage no. 2RE15 (If applicable)

Current inspection interval IWB, IWC, IWD, IWF - 3RD ; IWE -2n1, 40', other) 20th (1-, 2-d, 3Yd, Current inspection period IWB. IWC. IWD, IWF- 1s-  ; IWE -I (19, 2-3, 3*)

Edition and Addenda of Section XI applicable to the inspection plan 2004 No Addenda.

Date and revision of inspection plan September 2010/Revision 6, Edition and Addenda of Section XI applicable to repairs/replacement activities, if different than the inspection plan Code Cases used N-722& N-770-1 Per NRC Rulemaking on June 21,2011 Code of Federal Regulations t, "It IC33ICA I'-fl A TT [

(10 CFR I Para CERTIFICATE OF CONFORMANCE I certify that (a) the statements made in this report are correct; (b) the examinations and tests meet the Inspection Plan as required by the ASME Code,Section XI; and (c) the repair/replacement activities and evaluations supporting the completion of 2W15 conform to the requirements of Section XI.

(Refu ing outage numbe Signed\ Testing/ProgramsEngineer Date 2/20/2012 (Owner or Owner's Designee, Title)

CERTIFICATE OF INSERVICE INSPECTION I, the undersigned, holding a valid commission issued by the National Board of Boiler and pressure Vessel Inspectors and the State or Province of Texas and employed by ABS Boiler & Marine Insurance Co. of Houston. Texas have inspected the items described in this Owner's Activity Report, and state that, to the best of my knowledge and belief, the Owner has performed all activities represented by this report in accordance with the requirements of Section XI.

By signing this certificate neither the Inspector nor his employer makes any warranty, expressed or implied, concerning the repairs/

replacements activities and evaluation described this report. Furthermore, neither the inspector nor his employer shall be liable in any manner for anyy property age or a loss of any kind arising from the connected with this inspection.

NOC-AE-12002803 Page 3 of 5 TABLE 1 ITEMS WITH FLAWS OR RELEVANT CONDITIONS THAT REQUIRE EVALUATION FOR CONTINUED SERVICE 2RE15 November 2011 Examination Items Item Category Number Description Evaluation description F-A FI.10A RIGID SWAY STRUT RC-2123-RROO09 CR 11-24973- MISSING COTTER PIN, DUE TO FOUND RELEVANT CONDITION ON RIGID SWAY STRUT RC-2123 -RR0009.

ENGINEERING WILL DETERMINE IF ADDITIONAL EXAMINATIONS ARE REQUIRED BASED ON ASME SECTION XI.

F-A F 1.40 REACTOR VESSEL SUPPORTS CR 11-22277- TESTING AND PROGRAMS ENGINEERING EVALUATED OE34106 - "REACTOR VESSEL SUPPORTS WERE NOT INCLUDED IN THE INSERVICE INSPECTION PROGRAM".

N/A N/A IN122XSIOOIOA CHECK VALVE CR 11-23693- NRC INSPECTION OF ENCLOSURE CURRENT ISI ACTIVITIES DURING 2RE15 IS QUESTIONING WHERE THE TRUE PRESSURE BOUNDARY OF THE VALVE IS LOCATED -

BODY TO BONNET VERSUS THE DONUT ENCLOSURE AND SEAL WELDS. DCP 97-2156-2 FOR THE ENCLOSURE SPECIFIES THE PRESSURE BOUNDARY REMAINS AT THE BODY TO BONNET JOINT.

IT HAS BEEN QUESTIONED BY THE NRC INSPECTOR THAT ARTICLES IWA-5241(C) AND IWA-5243 ARE APPLICABLE RESULTING IN THE DONUT ENCLOSURE SEAL WELDS BEING THE NEW PRESSURE BOUNDARY WELD.

NOTES:

I1. No items were found with flaws or relevant conditions that required evaluation for continued service.

2. Surveillance procedure OPSP1 1-RC-0015 Rev.16, ASME Section XI Inservice Inspection, documents Inservice Inspection Activities during 2RE 15.

NOC-TX-12024593 Page 4 of 5 TABLE 2 ABSTRACT OF REPAIRS/REPLACEMENT ACTIVITIES REQUIRED FOR CONTINUED SERVICE 2RE15 November 2011 Repair, Replacement, or Code Corrective Date completed Repair/Replacement Class Measure Item Description Description of Work Plan Number 3 Replacement Valve Plug Replaced damaged valve plug 02/11/11 2-9-019 2 Replacement Pilot Poppet Replaced Pilot Poppet 04/13/10 2-9-026 3 Replacement Oil & Air Coolers Replaced Upper Bearing Oil Cooler and Motor air coolers 11/10/11 2-9-056 1 Replacement Name Plate Scrapped ASME Code Data Nameplate from U-2 reactor head 06/21/10 2-10-019 3 Repair Relief Valve Machined inlet nozzle seating surface 06/10/10 2-10-030 2 Repair Mechanical Seals Machined Mechanical Seals on 2A Centrifugal Charging Pump 10/21/10 2-10-031 1 Replacement Spray Valve Replaced parts on 2D Pressurizer Spray Valve 11/08/11 2-10-032 3 Replacement Valve Replaced Valve 10/12/10 2-10-033 3 Replacement Valve Replaced Discharge Check Valve 02/22/11 2-10-034 1 Replacement Valve Bolting Replaced Seal Housing Bolting 11/01/10 2-10-035 1 Replacement Valve Bolting Replaced Seal Housing Bolting 11/25/10 2-10-036 1 Replacement Valve Bolting Replaced Seal Housing Bolting 11/25/10 2-10-037 1 Replacement Seal Replaced Seal Package on #2 RCP 11/25/10 2-10-038 2 Repair Valve Plug Machined valve plug/stem assembly 02/28/11 2-11-002 3 Replacement Valve and Replaced 6" Butterfly Valve & Bolting 02/22/11 2-11-004 Fasteners 3 Replacement Valve Replaced parts on ECW Discharge check valve 04/28/11 2-11-006 1 Replacement Valve Replaced Pressurizer Safety Valve 11/13/11 2-11-007 I Replacement Valve Replaced Pressurizer Safety Valve 11/13/11 2-11-008 I Replacement Valve Replaced Pressurizer Safety Valve 11/13/11 2-11-009 1 Replacement Valve Replaced valve disc, bonnet, and body to bonnet studs/nuts, 11/14/11 2-11-011 Westinghouse Gate Valve 1 Replacement Fitting Replaced fitting adapter (Item# 135 of 0090020003 WN) at BMI 11/16/11 2-11-012 Thimbles I Replacement Support Replaced Rigid Sway Strut Assembly and Pipe Clamp 11/17/11 2-11-023 1 Replacement Snubber Replaced Snubber Assembly 11/17/11 2-11-024 2 Replacement Valve Replaced valve 11/10/11 2-11-028

NOC-TX-12024593 Page 5 of 5 TABLE 2 (Continued)

ABSTRACT OF REPAIRS/REPLACEMENT ACTIVITIES REQUIRED FOR CONTINUED SERVICE 2RE15 November 2011 Repair, Replacement, or Code Corrective Date completed Repair/Replacement Class Measure Item Description Description of Work Plan Number 2 Replacement Valve Replaced Valve 11/10/11 2-11-029 1 Replacement Seal Package Replaced seal package on #2B Reactor Coolant Pump 11/16/11 2-11-030 3 Replacement Bolting Replaced bolts on pump flange 09/13/11 2-11-032 3 Repair Valve Machined valve nozzle 09/28/11 2-11-033 2 Replacement Seal Housing Replaced Mechanical Seal Housing 11/16/11 2-11-034 2 Replacement Valve Replaced Valve 11/18/11 2-11-035 2 Replacement Valve Replaced Valve 11/03/11 2-11-036 2 Replacement Valve Replaced Valve 11/10/11 2-11-037 2 Replacement Valve Replaced Valve 11/08/11 2-11-038 2 Replacement Valve Replaced Valve ball 11/10/11 2-11-041 I Repair Valve Weld repair on check valve 11/03/11 2-11-043 2 Replacement Valve Replaced plug assembly 11/18/11 2-11-044 2 Replacement Valve Replaced existing code ball with commercial grade ball 11/18/11 2-11-046 2 Replacement Valve Replaced existing code ball with commercial grade ball 11/18/11 2-11-047

SUMMARY

REPORT for the 2RE15 INSERVICE INSPECTION of UNIT 2 SOUTH TEXAS PROJECT ELECTRIC GENERATING STATION SOUTH TEXAS PROJECT ELECTRIC GENERATING STATION STP NUCLEAR OPERATING COMPANY November 2011

COVER SHEET 2RE15 INSERVICE INSPECTION

SUMMARY

REPORT SOUTH TEXAS PROJECT ELECTRIC GENERATING STATION, UNIT 2 P.O. BOX 289 WADSWORTH, TEXAS 77483 USNRC DOCKET NO: 50-499 OPERATING LICENSE NO: NPF-80 COMMERCIAL OPERATION DATE: JUNE 19, 1989 Prepared by: Z' \*-\ Z0 -z Rev.. _.gin Reviewed by: 4 2e A-&c Supervising Engineer -A. L. i, '

NOC-AE-1 2002803 Page 1 of 5 SCOPE COMPONENT SUPPORTS, REPAIR AND REPLACEMENT, SYSTEM PRESSURE TESTS AND WELD INSPECTION PROGRAMS (IWB, IWC, IWD, IWF)

The examinations summarized in this report were performed in accordance with the 2004 Edition with no Addenda of the ASME Code,Section XI that is applicable to the South Texas Project, Unit 2, third ten-year interval (10/19/2010-10/18/2020), first period (10/19/2010-10/18/2013). This report covers selected ASME Code Class 1, 2 and 3 Systems/Components. This report is documented in accordance with the requirements of ASME Section XI Code Case N-532-4.

Examinations and tests required by the Code are scheduled in accordance with "Inspection Program B" as defined in IWB-2412 for ASME Code Class 1 Systems/Components, IWC-2412 for ASME Code Class 2 Systems/Components and IWD-2412 for ASME Code Class 3 Systems/Components.

The ASME Code Class 1 components were examined as prescribed by Table I3B-2500-1, and the applicable Examination Categories, which established the examination frequency at each refueling outage. The ASME Code Class 2 Systems/Components were examined in accordance with Table IWC-2500-1, Examination Categories. The ASME Code Class 3 Systems/Components were examined in accordance with Table IWD-2500-1, Examination Categories. Component Supports were examined in accordance with Table 2500-1 of Code Case N-491-2.

CONTAINMENT METAL LINER (IWE)

The Containment Metal Liner examinations summarized in this report were performed in accordance with the 2004 Edition No Addenda of the ASME Code,Section XI, that is applicable to the South Texas Project, Unit 2 second ten-year interval (9/9/2009-9/8/2019), first period (9/9/09-9/8/13). This report covers selected ASME Code Class CC liner and MC Components. This report is documented in accordance with the requirements of ASME Section XI Code Case N-532-1.

Examinations and tests required by the Code are scheduled in accordance with "Inspection Program B" as defined in IWE-2412 for ASME Code Class CC liner,& MC Components. The Containment Metal Liner Components were examined in accordance with Table IWE-2500-1, Examination Categories.

NOC-AE-1 2002803 Page 2 of 5 FORM OAR-i OWNER'S ACTIVITY REPORT (Code Case N-532-4)

Report Nunmber OAR-2RE 15 Plan t South Texas Proiect Electric Generatin- Station Unit No. 2 Commercial service date JUNE 19, 1989 Refueling outage no. 2RE15 (If applicable)

Current inspection interval IWB, IWC, IWD, IWF -  ;

3D IWE -2I (111,2"", 3r,40, other) 20"'

Current inspection period IWB a IWC. BVD. IW - 1 SIT ;_____________________-_______'__

(1, 2', 3r)

Edition and Addenda of Section XI applicable to the inspection plan 2004 No Addenda, Date and revision of inspection plan Sentember 2010!/Revision 6.

Sentember 2010/ Revision 6 Edition and Addenda of Section XI applicable to repairs/replacement activities, if different than the inspection plan Code Cases used: N-722& N-770-1 Per NRC Rulemaking on June 21.2011 Code of Federal Re~mlations (10 CP*R* PArA*rnh *0 *AW(V(H'VF\(U N-722& N-770-1 Per NRC Rulemak Ly on June 212011 Code of Federal Regulations (IOCF'R) Para-h5055A(GU6VM I CERTIFICATE OF CONFORMANCE I certify that (a) the statements made in this report are correct; (b) the examinations and tests meet the Inspection Plan as required by the ASME Code,Section XI; and (c) the repair/replacement activities and evaluations supporting the completion of 2W1E5 conform to the requirements of Section XI.

(Ref ing outage ub Signed Testing/Programs Engineer Date 2/20/2012 (Owner or Owner's Designee, Title)

CERTIFICATE OF INSERVICE INSPECTION I, the undersigned, holding a valid commission issued by the National Board of Boiler and pressure Vessel Inspectors and the State or Province of Texas and employed by ABS Boiler & Marine Insurance Co. of Houston. Texas have inspected the items described in this Owner's Activity Report, and state that, to the best of my knowledge and beliet the Owner has performed all activities represented by this report in accordance with the requirements of Section XM.

By signing this certificate neither the Inspector nor his employer makes any warranty, expressed or implied, concerning the repairs/

replacements activities and evaluation described this report. Furthermore, neither the inspector nor his employer shall be liable in any manner fraprpry age or a loss of any kind arising from the connected with this inspection.

Cmiins2( jZ5'x 7

~Inpe~tr's i~naueNational Board,'State, Province, and Endorsements

NOC-AE-1 2002803 Page 3 of 5 TABLE 1 ITEMS WITH FLAWS OR RELEVANT CONDITIONS THAT REQUIRE EVALUATION FOR CONTINUED SERVICE 2RE15 November 2011 Examination Items Item Evaluation description Category Number Description F-A F1.10A RIGID SWAY STRUT RC-2123-RROO09 CR 11-24973- MISSING COTTER PIN, DUE TO FOUND RELEVANT CONDITION ON RIGID SWAY STRUT RC-2123-RROO09.

ENGINEERING WILL DETERMINE IF ADDITIONAL EXAMINATIONS ARE REQUIRED BASED ON ASME SECTION XI.

F-A F1.40 REACTOR VESSEL SUPPORTS CR 11-22277- TESTING AND PROGRAMS ENGINEERING EVALUATED OE34106 - "REACTOR VESSEL SUPPORTS WERE NOT INCLUDED IN THE INSERVICE INSPECTION PROGRAM".

N/A N/A 1N122XSI0010A CHECK VALVE CR 11-23693- NRC INSPECTION OF ENCLOSURE CURRENT ISI ACTIVITIES DURING 2RE15 IS QUESTIONING WHERE THE TRUE PRESSURE BOUNDARY OF THE VALVE IS LOCATED -

BODY TO BONNET VERSUS THE DONUT ENCLOSURE AND SEAL WELDS. DCP 97-2156-2 FOR THE ENCLOSURE SPECIFIES THE PRESSURE BOUNDARY REMAINS AT THE BODY TO BONNET JOINT.

IT HAS BEEN QUESTIONED BY THE NRC INSPECTOR THAT ARTICLES IWA-5241(C) AND IWA-5243 ARE APPLICABLE RESULTING IN THE DONUT ENCLOSURE SEAL WELDS BEING THE NEW PRESSURE BOUNDARY WELD.

NOTES:

1. No items were found with flaws or relevant conditions that required evaluation for continued service.
2. Surveillance procedure OPSP 11-RC-0015 Rev. 16, ASME Section XI Inservice Inspection, documents Inservice Inspection Activities during 2RE15.

NOC-TX-12024593 Page 4 of 5 TABLE 2 ABSTRACT OF REPAIRS/REPLACEMENT ACTIVITIES REQUIRED FOR CONTINUED SERVICE 2RE15 November 2011 Repair, Replacement, or Code Corrective Date completed Repair/Replacement Class Measure Item Description Description of Work Plan Number 3 Replacement Valve Plug Replaced damaged valve plug 02/11/11 2-9-019 2 Replacement Pilot Poppet Replaced Pilot Poppet 04/13/10 2-9-026 3 Replacement Oil & Air Coolers Replaced Upper Bearing Oil Cooler and Motor air coolers 11/10/11 2-9-056 1 Replacement Name Plate Scrapped ASME Code Data Nameplate from U-2 reactor head 06/21/10 2-10-019 3 Repair Relief Valve Machined inlet nozzle seating surface 06/10/10 2-10-030 2 Repair Mechanical Seals Machined Mechanical Seals on 2A Centrifugal Charging Pump 10/21/10 2-10-031 I Replacement Spray Valve Replaced parts on 2D Pressurizer Spray Valve 11/08/11 2-10-032 3 Replacement Valve Replaced Valve 10/12/10 2-10-033 3 Replacement Valve Replaced Discharge CheckValve 02/22/11 2-10-034 1 Replacement Valve Bolting Replaced Seal Housing Bolting 11/01/10 2-10-035 1 Replacement Valve Bolting Replaced Seal Housing Bolting 11/25/10 2-10-036 1 Replacement Valve Bolting Replaced Seal Housing Bolting 11/25/10 2-10-037 1 Replacement Seal Replaced Seal Package on #2 RCP 11/25/10 2-10-038 2 Repair Valve Plug Machined valve plug/stem assembly 02/28/11 2-11-002 3 Replacement Valve and Replaced 6" Butterfly Valve & Bolting 02/22/11 2-11-004 Fasteners 3 Replacement Valve Replaced parts on ECW Discharge check valve 04/28/11 2-11-006 1 Replacement Valve Replaced Pressurizer Safety Valve 11/13/11 2-11-007 1 Replacement Valve Replaced Pressurizer Safety Valve 11/13/11 2-11-008 1 Replacement Valve Replaced Pressurizer Safety Valve 11/13/11 2-11-009 1 Replacement Valve Replaced valve disc, bonnet, and body to bonnet studs/nuts, 11/14/11 2-11-011 Westinghouse Gate Valve 1 Replacement Fitting Replaced fitting adapter (Item#135 of 0090020003WN) at BMI 11/16/11 2-11-012 Thimbles 1 Replacement Support Replaced Rigid Sway Strut Assembly and Pipe Clamp 11/17/11 2-11-023 1 Replacement Snubber Replaced Snubber Assembly 11/17/11 2-11-024 2 Replacement Valve Replaced valve 11/10/11 2-11-028

NOC-TX-1 2024593 Page 5 of 5 TABLE 2 (Continued)

ABSTRACT OF REPAIRS/REPLACEMENT ACTIVITIES REQUIRED FOR CONTINUED SERVICE 2RE15 November 2011 Repair, Replacement, or Code Corrective Date completed Repair/Replacement Class Measure Item Description Description of Work Plan Number 2 Replacement Valve Replaced Valve 11/10/11 2-11-029 1 Replacement Seal Package Replaced seal package on #2B Reactor Coolant Pump 11/16/11 2-11-030 3 Replacement Bolting Replaced bolts on pump flange 09/13/11 2-11-032 3 Repair Valve Machined valve nozzle 09/28/11 2-11-033 2 Replacement Seal Housing Replaced Mechanical Seal Housing 11/16/11 2-11-034 2 Replacement Valve Replaced Valve 11/18/11 2-11-035 2 Replacement Valve Replaced Valve 11/03/11 2-11-036 2 Replacement Valve Replaced Valve 11/10/11 2-11-037 2 Replacement Valve Replaced Valve 11/08/11 2-11-038 2 Replacement Valve Replaced Valve ball 11/10/11 2-11-041 1 Repair Valve Weld repair on check valve 11/03/11 2-11-043 2 Replacement Valve Replaced plug assembly 11/18/11 2-11-044 2 Replacement Valve Replaced existing code ball with commercial grade ball 11/18/11 2-11-046 2 Replacement Valve Replaced existing code ball with commercial grade ball 11/18/11 2-11-047

SUMMARY

REPORT for the 2RE15 INSERVICE INSPECTION of UNIT 2 SOUTH TEXAS PROJECT ELECTRIC GENERATING STATION SOUTH TEXAS PROJECT ELECTRIC GENERATING STATION STP NUCLEAR OPERATING COMPANY November 2011

COVER SHEET 2RE15 INSERVICE INSPECTION

SUMMARY

REPORT SOUTH TEXAS PROJECT ELECTRIC GENERATING STATION, UNIT 2 P.O. BOX 289 WADSWORTH, TEXAS 77483 USNRC DOCKET NO: 50-499 OPERATING LICENSE NO: NPF-80 COMMERCIAL OPERATION DATE: JUNE 19, 1989 Prepared by: _

Reviewed by:

Supervising Engineer -L L

NOC-AE-12002803 Page 1 of 5 SCOPE COMPONENT SUPPORTS, REPAIR AND REPLACEMENT, SYSTEM PRESSURE TESTS AND WELD INSPECTION PROGRAMS (IWB, IWC, IWD, IWF)

The examinations summarized in this report were performed in accordance with the 2004 Edition with no Addenda of the ASME Code,Section XI that is applicable to the South Texas Project, Unit 2, third ten-year interval (10/19/2010-10/18/2020), first period (10/19/2010-10/18/2013). This report covers selected ASME Code Class 1, 2 and 3 Systems/Components. This report is documented in accordance with the requirements of ASME Section XI Code Case N-532-4.

Examinations and tests required by the Code are scheduled in accordance with "Inspection Program B" as defined in IWB-2412 for ASME Code Class 1 Systems/Components, IWC-2412 for ASME Code Class 2 Systems/Components and IWD-2412 for ASME Code Class 3 Systems/Components.

The ASME Code Class 1 components were examined as prescribed by Table IWB-2500-1, and the applicable Examination Categories, which established the examination frequency at each refueling outage. The ASME Code Class 2 Systems/Components were examined in accordance with Table IWC-2500-1, Examination Categories. The ASME Code Class 3 Systems/Components were examined in accordance with Table IWD-2500-1, Examination Categories. Component Supports were examined in accordance with Table 2500-1 of Code Case N-491-2.

CONTAINMENT METAL LINER (IWE)

The Containment Metal Liner examinations summarized in this report were performed in accordance with the 2004 Edition No Addenda of the ASME Code,Section XI, that is applicable to the South Texas Project, Unit 2 second ten-year interval (9/9/2009-9/8/2019), first period (9/9/09-9/8/13). This report covers selected ASME Code Class CC liner and MC Components. This report is documented in accordance with the requirements of ASME Section XI Code Case N-532-1.

Examinations and tests required by the Code are scheduled in accordance with "Inspection Program B" as defined in IWE-2412 for ASME Code Class CC liner,& MC Components. The Containment Metal Liner Components were examined in accordance with Table IWE-2500-1, Examination Categories.

NOC-AE-1 2002803 Page 2 of 5 FORM OAR- I OWNER'S ACTIVITY REPORT (Code Case N-532-4)

Report Nunmbe r"r tOAR-2RF,1 5; OAR-2RE15 Plant F-1 OWN.U as ACTIVI nR'S role TY. REPR4T e c f en nad Lat CasN on 2 Unit No. 2 Commercial service date JUNE 19, 1989 Refueling outage no. 2RE15 (If applicable)

Current inspection interval IWB, IWC, IWD, IWF - 3R  ; IWE 2 nd, (Is', Td, 3d, 4, other)-20__._.

Current inspection period IWB.- IWC. IWD. IWF - 1sT : IWE -1a (1%2n, ,3rd Edition and Addenda of Section XI applicable to the inspection plan 2004 No Addenda, Date and revision of inspection plan Sentember 20 10/ Revision 6.

Edition and Addenda of Section XI applicable to repairs/replacement activities, if different than the inspection plan Code Cases used: N-722& N-770-1 Per NRC Rulemakina on June 21.2011 Code of Federal Regulations (10 CFR. Paragranh 5055A(G)(6Y*(T CERTIFICATE OF CONFORMANCE I certify that (a) the statements made in this report are correct; (b) the examinations and tests meet the Inspection Plan as required by the ASME Code,Section XI; and (c) the repair/replacement activities and evaluations supporting the completion of 2 15 conform to the requirements of Section XI.

(Refu ing outage numbe Signed Testing/Programs Engineer Date 2/20/2012 (Owner or Owner's Designee, Title)

CERTIFICATE OF INSERVICE INSPECTION I, the undersigned, holding a valid commission issued by the National Board of Boiler and pressure Vessel Inspectors and the State or Province of Texas and employed by ABS Boiler & Marine Insurance Co. of Houston. Texas have inspected the items described in this Owner's Activity Report, and state that, to the best of my knowledge and belief; the Owner has performed all activities represented by this report in accordance with the requirements of Section XI.

By signing this certificate neither the Inspector nor his employer makes any warranty, expressed or implied, concerning the repairs/

replacements activities and evaluation described this report. Furthermore, neither the inspector nor his employer shall be liable in any manner 2 s*

fy age or a loss of any kind arising from the connected with this inspection.

Comsios2

/I -inspeft6i's Signature Nitional Board,-State, Province, and Endorsements

NOC-AE-12002803 Page 3 of 5 TABLE 1 ITEMS WITH FLAWS OR RELEVANT CONDITIONS THAT REQUIRE EVALUATION FOR CONTINUED SERVICE 2RE15 November 2011 Examination Items Item Category Number Description F-A F1.OA RIGID SWAY STRUT RC-2123-RROO09 CR 11-24973- MISSING COTTER PIN, DUE TO FOUND RELEVANT CONDITION ON RIGID SWAY STRUT RC-2123-RROO09.

ENGINEERING WILL DETERMINE IF ADDITIONAL EXAMINATIONS ARE REQUIRED BASED ON ASME SECTION XI.

F-A F1.40 REACTOR VESSEL SUPPORTS CR 11-22277- TESTING AND PROGRAMS ENGINEERING EVALUATED OE34106 - "REACTOR VESSEL SUPPORTS WERE NOT INCLUDED IN THE INSERVICE INSPECTION PROGRAM".

N/A N/A 1N122XSI0010A CHECK VALVE CR 11-23693- NRC INSPECTION OF ENCLOSURE CURRENT ISI ACTIVITIES DURING 2RE15 IS QUESTIONING WHERE THE TRUE PRESSURE BOUNDARY OF THE VALVE IS LOCATED -

BODY TO BONNET VERSUS THE DONUT ENCLOSURE AND SEAL WELDS. DCP 97-2156-2 FOR THE ENCLOSURE SPECIFIES THE PRESSURE BOUNDARY REMAINS AT THE BODY TO BONNET JOINT.

IT HAS BEEN QUESTIONED BY THE NRC INSPECTOR THAT ARTICLES IWA-5241(C) AND IWA-5243 ARE APPLICABLE RESULTING IN THE DONUT ENCLOSURE SEAL WELDS BEING THE NEW PRESSURE BOUNDARY WELD.

NOTES:

Iý No items were found with flaws or relevant conditions that required evaluation for continued service.

2, Surveillance procedure OPSPI 1-RC-0015 Rev. 16, ASME Section XI Inservice Inspection, documents Inservice Inspection Activities during 2RE 15.

NOC-TX-12024593 Page 4 of 5 TABLE 2 ABSTRACT OF REPAIRS/REPLACEMENT ACTIVITIES REQUIRED FOR CONTINUED SERVICE 2RE15 November 2011 Repair, Replacement, or Code Corrective Date completed Repair/Replacement Class Measure Item Description Description of Work Plan Number 3 Replacement Valve Plug Replaced damaged valve plug 02/11/11 2-9-019 2 Replacement Pilot Poppet Replaced Pilot Poppet 04/13/10 2-9-026 3 Replacement Oil & Air Coolers Replaced Upper Bearing Oil Cooler and Motor air coolers 11/10/11 2-9-056 1 Replacement Name Plate Scrapped ASME Code Data Nameplate from U-2 reactor head 06/21/10 2-10-019 3 Repair Relief Valve Machined inlet nozzle seating surface 06/10/10 2-10-030 2 Repair Mechanical Seals Machined Mechanical Seals on 2A Centrifugal Charging Pump 10/21/10 2-10-031 1 Replacement Spray Valve Replaced parts on 2D Pressurizer Spray Valve 11/08/11 2-10-032 3 Replacement Valve Replaced Valve 10/12/10 2-10-033 3 Replacement Valve Replaced Discharge Check Valve 02/22/11 2-10-034 1 Replacement Valve Bolting Re laced Seal Housing Bolting 11/01/10 2-10-035 1 Replacement Valve Bolting Replaced Seal Housing Bolting 11/25/10 2-10-036 1 Replacement Valve Bolting Replaced Seal Housing Bolting 11/25/10 2-10-037 1 Replacement Seal Replaced Seal Package on #2 RCP 11/25/10 2-10-038 2 Repair Valve Plug Machined valve plug/stem assembly 02/28/11 2-11-002 3 Replacement Valve and Replaced 6" Butterfly Valve & Bolting 02/22/11 2-11-004 Fasteners 3 Replacement Valve Replaced parts on ECW Discharge check valve 04/28/11 2-11-006 1 Replacement Valve Replaced Pressurizer Safety Valve 11/13/11 2-11-007 1 Replacement Valve Replaced Pressurizer Safety Valve 11/13/11 2-11-008 1 Replacement Valve Replaced Pressurizer Safety Valve 11/13/11 2-11-009 1 Replacement Valve Replaced valve disc, bonnet, and body to bonnet studs/nuts, 11/14/11 2-11-011 Westinghouse Gate Valve 1 Replacement Fitting Replaced fitting adapter (Item#135 of 0090020003WN) at BMI 11/16/11 2-11-012 Thimbles I Replacement Support Replaced Rigid Sway Strut Assembly and Pipe Clamp 11/17/11 2-11-023 1 Replacement Snubber Replaced Snubber Assembly 11/17/11 2-11-024 2 Replacement Valve Replaced valve 11/10/11 2-11-028

NOC-TX-12024593 Page 5 of 5 TABLE 2 (Continued)

ABSTRACT OF REPAIRS/REPLACEMENT ACTIVITIES REQUIRED FOR CONTINUED SERVICE 2RE15 November 2011 Repair, Replacement, or Code Corrective Date completed Repair/Replacement Class Measure Item Description Description of Work Plan Number 2 Replacement Valve Replaced Valve 11/10/11 2-11-029 1 Replacement Seal Package Replaced seal package on #2B Reactor Coolant Pump 11/16/11 2-11-030 3 Replacement Bolting Replaced bolts on pump flange 09/13/11 2-11-032 3 Repair Valve Machined valve nozzle 09/28/11 2-11-033 2 Replacement Seal Housing Replaced Mechanical Seal Housing 11/16/11 2-11-034 2 Replacement Valve Replaced Valve 11/18/11 2-11-035 2 Replacement Valve Replaced Valve 11/03/11 2-11-036 2 Replacement Valve Replaced Valve 11/10/11 2-11-037 2 Replacement Valve Replaced Valve 11/08/11 2-11-038 2 Replacement Valve Replaced Valve ball 11/10/11 2-11-041 1 Repair Valve Weld repair on check valve 11/03/11 2-11-043 2 Replacement Valve Replaced plug assembly 11/18/11 2-11-044 2 Replacement Valve Replaced existing code ball with commercial grade ball 11/18/11 2-11-046 2 Replacement Valve Replaced existing code ball with commercial grade ball 11/18/11 2-11-047

SUMMARY

REPORT for the 2RE15 INSERVICE INSPECTION of UNIT 2 SOUTH TEXAS PROJECT ELECTRIC GENERATING STATION SOUTH TEXAS PROJECT ELECTRIC GENERATING STATION STP NUCLEAR OPERATING COMPANY November 2011

COVER SHEET 2RE15 INSERVICE INSPECTION

SUMMARY

REPORT SOUTH TEXAS PROJECT ELECTRIC GENERATING STATION, UNIT 2 P.O. BOX 289 WADSWORTH, TEXAS 77483 USNRC DOCKET NO: 50-499 OPERATING LICENSE NO: NPF-80 COMMERCIAL OPERATION DATE: JUNE 19, 1989 Prepared by: -. oz o k-7__

J.y lua~sEgineer Reviewed by: K-+a-LI.K

  • L. Spies, Supervising Engineer -

NOC-AE-1 2002803 Page 1 of 5 SCOPE COMPONENT SUPPORTS, REPAIR AND REPLACEMENT, SYSTEM PRESSURE TESTS AND WELD INSPECTION PROGRAMS (IWB, IWC, IWD, IWF)

The examinations summarized in this report were performed in accordance with the 2004 Edition with no Addenda of the ASME Code,Section XI that is applicable to the South Texas Project, Unit 2, third ten-year interval (10/19/2010-10/18/2020), first period (10/19/2010-10/18/2013). This report covers selected ASME Code Class 1, 2 and 3 Systems/Components. This report is documented in accordance with the requirements of ASME Section XI Code Case N-532-4.

Examinations and tests required by the Code are scheduled in accordance with "Inspection Program B" as defined in IWB-2412 for ASMIE Code Class 1 Systems/Components, IWC-2412 for ASME Code Class 2 Systems/Components and IWD-2412 for ASME Code Class 3 Systems/Components.

The ASME Code Class 1 components were examined as prescribed by Table IWB-2500-1, and the applicable Examination Categories, which established the examination frequency at each refueling outage. The ASME Code Class 2 Systems/Components were examined in accordance with Table IWC-2500-1, Examination Categories. The ASME Code Class 3 Systems/Components were examined in accordance with Table IWD-2500-1, Examination Categories. Component Supports were examined in accordance with Table 2500-1 of Code Case N-491-2.

CONTAINMENT METAL LINER (IWE)

The Containment Metal Liner examinations summarized in this report were performed in accordance with the 2004 Edition No Addenda of the ASME Code,Section XI, that is applicable to the South Texas Project, Unit 2 second ten-year interval (9/9/2009-9/8/2019), first period (9/9/09-9/8/13). This report covers selected ASME Code Class CC liner and MC Components. This report is documented in accordance with the requirements of ASME Section XI Code Case N-532-1.

Examinations and tests required by the Code are scheduled in accordance with "Inspection Program B" as defined in IWE-2412 for ASME Code Class CC liner,& MC Components. The Containment Metal Liner Components were examined in accordance with Table IWE-2500-1, Examination Categories.

NOC-AE-12002803 Page 2 of 5 FORM OAR-I OWNER'S ACTIVITY REPORT (Code Case N-532-4)

L i-A4XJfl n AAD_')TDP11 "IF PlIn+ Q- +11M. -- D-JL A. ý+ r IIv 1 fl- .1 -+;ý 6 Q+ý+; -

Unit No. 2 Commercial service date JUNE 19, 1989 Refueling outage no. 2RE15 (If applicable)

Current inspection interval IWB, IWC. IWD. IWE - 3D;IWE -2nd.

Current inspection period IWB.IWC. IDflIWF-IsT IfWE -la (Is', 2, ,3 d)

Edition and Addenda of Section XI applicable to the inspection plan 2004 No Addenda, Date and revision of inspection plan September 2010/Revision 6.

Edition and Addenda of Section XI applicable to repairs/replacement activities, if different than the inspection plan Code Cases used: N-722& N-770-1 Per NRC Rulemaking on June 21,2011 Code of Federal Regulations (10 CFR), Paragraph 50.55A(G)(6)(II)(F)

CERTIFICATE OF CONFORMANCE I certify that (a) the statements made in this report are correct; (b) the examinations and tests meet the Inspection Plan as required by the ASME Code,Section XI; and (c) the repair/replacement activities and evaluations supporting the completion of 2 15 conform to the requirements of Section XI.

(Ref ing outage ubl Signed Testing/Programs Engineer Date 2/20/2012 (Owner or Owner's Designee, Title)

CERTIFICATE OF INSERVICE INSPECTION I, the undersigned, holding a valid commission issued by the National Board of Boiler and pressure Vessel Inspectors and the State or Province of Texas and employed by ABS Boiler & Marine Insurance Co. of Houston. Texas have inspected the items described in this Owner's Activity Report, and state that, to the best of my knowledge and beliet the Owner has performed all activities represented by this report in accordance with the requirements of Section XI.

By signing this certificate neither the Inspector nor his employer makes any warranty, expressed or implied, concerning the repairs/

replacements activities and evaluation described this report. Furthermore, neither the inspector nor his employer shall be liable in any manner for any .linjkry*property, age or a loss of any kind arising from the connected with this inspection.

National Board,/State, Province, and Endorsements n spe toi's Signature

NOC-AE-1 2002803 Page 3 of 5 TABLE 1 ITEMS WITH FLAWS OR RELEVANT CONDITIONS THAT REQUIRE EVALUATION FOR CONTINUED SERVICE 2RE15 November 2011 Examination Items Item Evaluation description Category Number Description F-A FI.10A RIGID SWAY STRUT RC-2123-RROO09 CR 11-24973- MISSING COTTER PIN, DUE TO FOUND RELEVANT CONDITION ON RIGID SWAY STRUT RC-2123-RROO09.

ENGINEERING WILL DETERMINE IF ADDITIONAL EXAMINATIONS ARE REQUIRED BASED ON ASME SECTION XI.

F-A F1.40 REACTOR VESSEL SUPPORTS CR 11-22277- TESTING AND PROGRAMS ENGINEERING EVALUATED OE34106 - "REACTOR VESSEL SUPPORTS WERE NOT INCLUDED IN THE INSERVICE INSPECTION PROGRAM".

N/A N/A 1N122XSIOOIOA CHECK VALVE CR 11-23693- NRC INSPECTION OF ENCLOSURE CURRENT ISI ACTIVITIES DURING 2RE15 IS QUESTIONING WHERE THE TRUE PRESSURE BOUNDARY OF THE VALVE IS LOCATED -

BODY TO BONNET VERSUS THE DONUT ENCLOSURE AND SEAL WELDS. DCP 97-2156-2 FOR THE ENCLOSURE SPECIFIES THE PRESSURE BOUNDARY REMAINS AT THE BODY TO BONNET JOINT.

IT HAS BEEN QUESTIONED BY THE NRC INSPECTOR THAT ARTICLES IWA-5241(C) AND IWA-5243 ARE APPLICABLE RESULTING IN THE DONUT ENCLOSURE SEAL WELDS BEING THE NEW PRESSURE BOUNDARY WELD.

NOTES:

1. No items were found with flaws or relevant conditions that required evaluation for continued service.
2. Surveillance procedure OPSP1 1-RC-0015 Rev. 16, ASME Section XI Inservice Inspection, documents Inservice Inspection Activities during 2RE15.

NOC-TX-12024593 Page 4 of 5 TABLE 2 ABSTRACT OF REPAIRS/REPLACEMENT ACTIVITIES REQUIRED FOR CONTINUED SERVICE 2RE15 November 2011 Repair, Replacement, or Code Corrective Date completed Repair/Replacement Class Measure Item Description Description of Work Plan Number 3 Replacement Valve Plug Replaced damaged valve plug 02/11/11 2-9-019 2 Replacement Pilot Poppet Replaced Pilot Poppet 04/13/10 2-9-026 3 Replacement Oil & Air Coolers Replaced Upper Bearing Oil Cooler and Motor air coolers 11/10/11 2-9-056 1 Replacement Name Plate Scrapped ASME Code Data Nameplate from U-2 reactor head 06/21/10 2-10-019 3 Repair Relief Valve Machined inlet nozzle seating surface 06/10/10 2-10-030 2 Repair Mechanical Seals Machined Mechanical Seals on 2A Centrifugal Charging Pump 10/21/10 2-10-031 1 Replacement Spray Valve Replaced parts on 2D Pressurizer Spray Valve 11/08/11 2-10-032 3 Replacement Valve Replaced Valve 10/12/10 2-10-033 3 Replacement Valve Replaced Discharge Check Valve 02/22/11 2-10-034 1 Replacement Valve Bolting Replaced Seal Housing Bolting 11/01/10 2-10-035 1 Replacement Valve Bolting Replaced Seal Housing Bolting 11/25/10 2-10-036 1 Replacement Valve Bolting Replaced Seal Housing Bolting 11/25/10 2-10-037 1 Replacement Seal Replaced Seal Package on #2 RCP 11/25/10 2-10-038 2 Repair Valve Plug Machined valve plug/stem assembly 02/28/11 2-11-002 3 Replacement Valve and Replaced 6" Butterfly Valve & Bolting 02/22/11 2-11-004 Fasteners 3 Replacement Valve Replaced parts on ECW Discharge check valve 04/28/11 2-11-006 1 Replacement Valve Replaced Pressurizer Safety Valve 11/13/11 2-11-007 1 Replacement Valve Replaced Pressurizer Safety Valve 11/13/11 2-11-008 1 Replacement Valve Replaced Pressurizer Safety Valve 11/13/11 2-11-009 I Replacement Valve Replaced valve disc, bonnet, and body to bonnet studs/nuts, 11/14/11 2-11-011 Westinghouse Gate Valve I Replacement Fitting Replaced fitting adapter (Item#135 of 0090020003WN) at BMI 11/16/11 2-11-012 Thimbles 1 Replacement Support Replaced Rigid Sway Strut Assembly and Pipe Clamp 11/17/11 2-11-023 1 Replacement Snubber Replaced Snubber Assembly 11/17/11 2-11-024 2 Replacement Valve Replaced valve 11/10/11 2-11-028

NOC-TX-12024593 Page 5 of 5 TABLE 2 (Continued)

ABSTRACT OF REPAIRS/REPLACEMENT ACTIVITIES REQUIRED FOR CONTINUED SERVICE 2RE15 November 2011 Repair, Replacement, or Code Corrective Date completed Repair/Replacement Class Measure Item Description Description of Work Plan Number 2 Replacement Valve Replaced Valve 11/10/11 2-11-029 1 Replacement Seal Package Replaced seal package on #2B Reactor Coolant Pump 11/16/11 2-11-030 3 Replacement Bolting Replaced bolts on pump flange 09/13/11 2-11-032 3 Repair Valve Machined valve nozzle 09/28/11 2-11-033 2 Replacement Seal Housing Replaced Mechanical Seal Housing 11/16/11 2-11-034 2 Replacement Valve Replaced Valve 11/18/11 2-11-035 2 Replacement Valve Replaced Valve 11/03/11 2-11-036 2 Replacement Valve Replaced Valve 11/10/11 2-11-037 2 Replacement Valve Replaced Valve 11/08/11 2-11-038 2 Replacement Valve Replaced Valve ball 11/10/11 2-11-041 1 Repair Valve Weld repair on check valve 11/03/11 2-11-043 2 Replacement Valve Replaced plug assembly 11/18/11 2-11-044 2 Replacement Valve Replaced existing code ball with commercial grade ball 11/18/11 2-11-046 2 Replacement Valve Replaced existing code ball with commercial grade ball 11/18/11 2-11-047

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