NOC-AE-11002706, Inservice Inspection Summary Report - 1RE16

Inservice Inspection Summary Report - 1RE16

ML11223A022
Person / Time
Site:	South Texas
Issue date:	07/28/2011
From:	Ruvalcaba M South Texas
To:	Document Control Desk, Office of Nuclear Reactor Regulation
References
1RE16, NOC-AE-11002706, G25, T07.03
Download: ML11223A022 (30)

Text

Nuclear Operating Company SONPm4 AF South Tm~s PJo~edElkc*r/ Cenera& Station P.O.Bov 20. Mdi with, Tews 774M3 AA AA July 28, 2011 NOC-AE-1 1002706 File No: G25, T07.03 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 I Docket No. STN 50-498 Inservice Inspection Summary Report- 1 RE16 Enclosed are four copies of the South Texas Project Unit 1 summary report for inservice inspections performed prior to and during the refueling outage 1RE1 6 completed in May 2011.

This summary report satisfies the reporting requirements of ASME Code Section XI, Article IWA-6230.

There are no commitments in this report.

If there are any questions, please contact either Philip L. Walker at (361) 972-8392 or me at (361) 972-7904.

Manager, /

Testing and Programs Engineering PLW

Enclosure:

Summary Report for the 1 RE1 6 Inservice Inspection of Unit I k047 STI No: 32906989

NOC-AE-1 1002706 Page 2 of 2 cc:

(paper copy) (electronic copy)

Regional Administrator, Region IV John Ragan U. S. Nuclear Regulatory Commission Catherine Callaway 612 East Lamar Blvd, Suite 400 Jim von Suskil Arlington, Texas 76011-8064 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 Ed Alarcon P. O. Box 289, Mail Code: MN116 Kevin Polio Wadsworth, TX 77483 City Public Service 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 IRE16 INSERVICE INSPECTION of UNIT I SOUTH TEXAS PROJECT ELECTRIC GENERATING STATION SOUTH TEXAS PROJECT ELECTRIC GENERATING STATIO N STP NUCLEAR OPERATING COMPANY April 2011

COVER SHEET IRE16 INSERVICE INSPECTION

SUMMARY

REPORT SOUTH TEXAS PROJECT ELECTRIC GENERATING STATION, UNIT I P.O. BOX 289 WADSWORTH, TEXAS 77483 USNRC DOCKET NO: 50-498 OPERATING LICENSE NO: NPF-78 COMMERCIAL OPERATION DATE: AUGUST 25,1988 Prepared by: rwc~3J\.-

Reviewed by Reviewed by:

Attachment NOC-AE-1 1002706 Page 1 of 5 SCOPE COMPONENT SUPPORTS, STEAM GENERATOR TUBING, 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 1, third ten-year interval (09/25/2010-09/24/2020), first period (09/25/2010-09/24/2013). This report covers selected ASME Code Class 1, 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 and IWF-2410, component supports.

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 IWF- Table 2500-1, Examination Categories.

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, which is applicable to the South Texas Project, Unit 1, second ten-year interval (09/09/2009-09/08/2019),

first period (09/09/2009-09/08/2013). This report covers selected ASME Code Class CC liner &

MC 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 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.

Attachment NOC-AE-1 1002706 Page 2 of 5 FORM OAR-I OWNER'S ACTIVITY REPORT (Code Case N-532-4)

Report Nunmber OAR-I RE 16 plAnt Q-,tI, T--o Prnpnt 171-trA f,n'on Qttfl; Unit No. I Commercial service date August 25, 1988 Refueling outage no. IRE 16 (If applicable)

Current inspection interval IWB. IWC, IWD. IWF - Yd ; IWE -2nd (l", 2 nd,3rd,4 tb, other)

Current inspection period IWB. IWC. IWD. IWF- I't :IWE-1it (11, 20d, 3 rd)

Edition and Addenda of Section XI applicable to the inspection plan 2004 No Addenda Date and revision of inspection plan November 17, 2010 / Revision 6 Edition and Addenda of Section XI applicable to repairs/replacement activities, if different than the inspection plan 1989 No Addenda used before October 30, 2010 Code Cases used:

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 1RE16 confor the requirements of Section XI.

(Refueli outage numbel\(

Signed Date 7(0,

'wner Or'wnler s De~signee, I itl1)

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 finjury or property damage or a loss of any kind arising from the connected with this inspection.

a WXg:  ;ý"ý ýY.Commissions-Nationed BoaFdl, State, Province, and Endorsements

Attachment NOC-AE-1 1002706 Page 3 of 5 TABLE 1 ITEMS WITH FLAWS OR RELEVANT CONDITIONS THAT REQUIRE EVALUATION FOR CONTINUED SERVICE 1RE16 April 2011 Examination Item Item Category Number Description See Note 2 See Note 1

i. i i NOTES:

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

2. Surveillance procedure OPSP11-RC-0015 Revision 16, ASME Section Xl Inservice Inspection, documents Inservice Inspection activities during 1RE16.

Attachment NOC-AE-1 1002706 Page 4 of 5 TABLE 2 ABSTRACT OF REPAIRS/REPLACEMENT ACTIVITIES REQUIRED FOR CONTINUED SERVICE 1RE16 April 2011 Repair, Repair/Replacement Code Class Replacement, or Item Description Description of Work Date completed Plan Number Corrective Measure 3 Replacement Valve Replaced Valve 01/13/11 1-9-008 3 Replacement Valve Replaced Valve 01/13/11 1-9-009 2 Replacement Structural Bolts Replaced Bolting 03/08/11 1-9-072 2 Replacement Plug Replaced Plug 07/29/10 1-9-075 3 Repair Valve Machined Valve Parts 12/10/09 1-9-078 3 Replacement Plug Replaced Plug 12/04/09 1-9-079 3 Replacement Pump Replaced Pump ECW Pump 1B 01/21/10 1-9-080 3 Replacement Flange Fasteners Replace Flange Fasteners (Stud and Nuts) 04/19/11 1-9-081 3 Replacement Pump Replaced Pump with Factory Overhauled "product-lubricated" pump lB 01/21/10 1-9-082 3 Repair Support Modification of "NF" seismic support during installation of new "product- 01/21/10 1-9-083 lubricated" pump lB.

3 Repair Pipe Stub Brazed through wall leak on Inlet Stub 01/21/10 1-9-084 3 Repair Mechanical Seal Repaired Mechanical Seal 10/26/10 1-10-002 3 Replacement Casing Cap screws/Tubing Replaced stretched cap screws and tubing connections 10/27/10 1-10-003 connections 1 Replacement ASME Code Plate Scrapped ASME Code Date Nameplate from replaced Unit-1 (TGX) 06/21/10 1-10-005 reactor vessel head.

1 Replacement Pump Seal Package Replaced Pump Seal Package on #1 D Reactor Coolant Pump during 04/13/11 1-10-007 1RE16 2 Replacement Bonnet, Studs, Nuts, Ball Replaced Ball and Seat assembly 04/13/11 1-10-008 1 Replacement Valve Replaced Valve 04/24/11 1-10-009 1 Replacement Valve Replaced Valve 05/03/11 1-10-010 I Replacement Valve Replaced Valve 05/03/11 1-10-011 3 Replacement Upper Bearing Oil Cooler Replaced upper bearing oil cooler (s/n946701-1/NB-6145) &2 motor air 05/01/11 1-10-014 coolers (s/n 946901-1/NB-6139 and s/n946901-6/NB-6144)

Attachment NOC-AE-1 1002706 Page 5 of 5 TABLE 2 ABSTRACT OF REPAIRS/REPLACEMENT ACTIVITIES REQUIRED FOR CONTINUED SERVICE 1RE16 April 2011 Repair, RepairReplacement Code Class Replacement, or Item Description Description of Work Date completed Plan Number Corrective Measure I Replacement Valve Replaced Valve Code Parts 04/22/11 1-10-016 1 Replacement Upper Root Valve Replaced Upper Root Valve RC-0053B 04/19/11 1-10-023 3 Replacement 6" Flange Replaced Upper 6" Flange on Spool EW-1 109-D 01/12/11 1-10-029 3 Replacement Pipe Plugs Replaced Pipe Plugs on TEE for 1-1/2" EW 1405-Al and Insockolet for 01/13/11 1-10-031 EW-1 102-A Repair 4" Diaphragm Remove/Reinstall diaphragms for 4" inspection ports to access 04/19/11 1-10-035 Moisture Separator Assembly 3 Replacement Pump Replaced pump with factory overhauled and modified product lubricated 01/15/11 1-10-036 pump per DCP #06-15147-42 3 Repair Seismic Support Modification of "NW"seismic supports during installation of new "product 01/15/11 1-10-037 lubricated" pump 1A 2 Replacement Valve Replaced valve per DCP's 10-123-35 & 06-3674-7 01/15/11 1-10-038 3 Replacement Valve Plug Replaced Valve Plugs 01/06/11 1-11-002 1 Replacement Rigid Sway Strut Replaced Rigid Sway Strut assembly and Pipe Clamp 04/22/11 1-11-004 1 Replacement Rigid Sway Strut Replaced Rigid Sway Strut assembly and Pipe Clamp 04/22/11 1-11-005 I Replacement Snubber Replaced Snubber assembly and Pipe Clamp 04/22/11 1-11-006 1 Replacement Valve Replaced Valve 1-CV-PSV-3201 Body-to-Bonnet 04/20/11 1-11-007 1 Repair Pump Seals Repaired Seal Head Mating Ring/Seal Seat area. 02/17/11 1-11-008 1 Replacement Load Pin Replaced Load Pin for Pipe Support 04/22//1i 1-11-017 2 Replacement Snubber Replaced Snubber AD1 51 Snubber for CV1 002H5020 04/22/11/ 1-11-018 2 Replacement Snubber Replaced Mechanical Snubber Handger FW1016SS0006 04/22//1i 1-11-020

SUMMARY

REPORT for the IRE16 INSERVICE INSPECTION of UNIT I SOUTH TEXAS PROJECT ELECTRIC GENERATING STATION SOUTH TEXAS PROJECT ELECTRIC GENERATING STATION STP NUCLEAR OPERATING COMPANY April 2011

COVER SHEET IRE16 INSERVICE INSPECTION

SUMMARY

REPORT SOUTH TEXAS PROJECT ELECTRIC GENERATING STATION, UNIT I P.O. BOX 289 WADSWORTH, TEXAS 77483 USNRC DOCKET NO: 50-498 OPERATING LICENSE NO: NPF-78 COMMERCIAL OPERATION DATE: AUGUST 25,1988 Prepared by: "SL J ji7l gineer Reviewed by:

esieSw yngineer TestinglPrograms Engineering Manager

Attachment NOC-AE-1 1002706 Page 1 of 5 SCOPE COMPONENT SUPPORTS, STEAM GENERATOR TUBING, 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 1, third ten-year interval (09/25/2010-09/24/2020), first period (09/25/2010-09/24/2013). This report covers selected ASME Code Class 1, 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 and IWF-2410, component supports.

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 IWF- Table 2500-1, Examination Categories.

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 Xl, which is applicable to the South Texas Project, Unit 1, second ten-year interval (09/09/2009-09/08/2019),

first period (09/09/2009-09/08/2013). This report covers selected ASME Code Class CC liner &

MC 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 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.

Attachment NOC-AE-1 1002706 Page 2 of 5 FORM OAR- I OWNER'S ACTIVITY REPORT (Code Case N-532-4)

Report Nunmb er OAR-IREI6 er Plant Q-uth T.-a P-M -M Plprr,' fl4.r+nnQt -n 5

Unit No. 1 Commercial service date August 25, 1988 Refueling outage no. 1RE16 (If applicable)

Current inspection interval IWB, IWC, IWD. IWF - 3 rd IWE - 2 nd (lW, 2,a, 3Yd, 4'h, other)

Current inspection periodd IWB, IWC, IWD, IWF - I't IWE -1" (1", 2d, 3r)

Edition and Addenda of Section XI applicable to the inspection plan 2004 No Addenda Date and revision of inspection plan November 17, 2010 / Revision 6 Edition and Addenda of Section XI applicable to repairs/replacement activities, if different than the inspection plan 1989 No Addenda used before October 30, 2010 Code Cases used:

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 lRE !6 confornft the requirements of Section XI.

(RefuelDutage nm ber Signed \ ,._ ,,._

--- Date )*, *( l"1 y wrier or Owner's Designee, Title)I 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 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 for al injury or pro erty damage or a loss of any kind arising from the connected with this inspection.

C-om*mi-ssions

- pector Signature,. i Nationd Boafd, State, Province, and Endorsements Date -2

.7 - /

Attachment NOC-AE-1 1002706 Page 3 of 5 TABLE 1 ITEMS WITH FLAWS OR RELEVANT CONDITIONS THAT REQUIRE EVALUATION FOR CONTINUED SERVICE IRE16 April 2011 Examination Item Item 1 Category Number Description See Note 2 See Note 1

+ 4-

+/- +

NOTES:

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

2. Surveillance procedure OPSP11-RC-0015 Revision 16, ASME Section XI Inservice Inspection, documents Inservice Inspection activities during 1RE1 6.

Attachment NOC-AE-1 1002706 Page 4 of 5 TABLE 2 ABSTRACT OF REPAIRS/REPLACEMENT ACTIVITIES REQUIRED FOR CONTINUED SERVICE 1RE16 April 2011 Repair, Replacement, or Item Description Description of Work Date completed Repair/Replacement Code Class Plan Number Corrective Measure 3 Replacement Valve Replaced Valve 01/13/11 1-9-008 3 Replacement Valve Replaced Valve 01/13/11 1-9-009 2 Replacement Structural Bolts Replaced Bolting 03/08/11 1-9-072 2 Replacement Plug Replaced Plug 07/29/10 1-9-075 3 Repair Valve Machined Valve Parts 12/10/09 1-9-078 3 Replacement Plug Replaced Plug 12/04/09 1-9-079 3 Replacement Pump Replaced Pump ECW Pump 1B 01/21/10 1-9-080 3 Replacement Flange Fasteners Replace Flange Fasteners (Stud and Nuts) 04/19/11 1-9-081 3 Replacement Pump Replaced Pump with Factory Overhauled "product-lubricated" pump 1B 01/21/10 1-9-082 3 Repair Support Modification of "NF" seismic support during installation of new "product- 01/21/10 1-9-083 lubricated" pump lB.

3 Repair Pipe Stub Brazed through wall leak on Inlet Stub 01/21/10 1-9-084 3 Repair Mechanical Seal Repaired Mechanical Seal 10/26/10 1-10-002 3 Replacement Casing Cap screws/Tubing Replaced stretched cap screws and tubing connections 10/27110 1-10-003 connections 1 Replacement ASME Code Plate Scrapped ASME Code Date Nameplate from replaced Unit-1 (TGX) 06/21/10 1-10-005 reactor vessel head.

1 Replacement Pump Seal Package Replaced Pump Seal Package on #1D Reactor Coolant Pump during 04/13/11 1-10-007 IRE16 2 Replacement Bonnet, Studs, Nuts, Ball Replaced Ball and Seat assembly 04/13/11 1-10-008 1 Replacement Valve Replaced Valve 04/24/11 1-10-009 1 Replacement Valve Replaced Valve 05/03/11 1-10-010 1 Replacement Valve Replaced Valve 05/03/11 1-10-011 3 Replacement Upper Bearing Oil Cooler Replaced upper bearing oil cooler (s/n946701-1/NB-6145) & 2 motor air 05/01/11 1-10-014 coolers (s/n 946901-1/NB-6139 and s/n946901-6/NB-6144)

Attachment NOC-AE-1 1002706 Page 5 of 5 TABLE 2 ABSTRACT OF REPAIRS/REPLACEMENT ACTIVITIES REQUIRED FOR CONTINUED SERVICE 1RE16 April 2011 Repair, Repair/Replacement Code Class Replacement, or Item Description Description of Work Date completed Plan Number Corrective Measure 1 Replacement Valve Replaced Valve Code Parts 04/22/11 1-10-016 1 Replacement Upper Root Valve Replaced Upper Root Valve RC-0053B 04/19/11 1-10-023 3 Replacement 6" Flange Replaced Upper 6" Flange on Spool EW-1109-D 01112/11 1-10-029 3 Replacement Pipe Plugs Replaced Pipe Plugs on TEE for 1-1/2" EW 1405-Al and Insockolet for 01/13/11 1-10-031 EW-1 102-A 1 Repair 4" Diaphragm Remove/Reinstall diaphragms for 4" inspection ports to access 04/19/11 1-10-035 Moisture Separator Assembly 3 Replacement Pump Replaced pump with factory overhauled and modified product lubricated 01/15/11 1-10-036 pump per DCP #06-15147-42 3 Repair Seismic Support Modification of "NF" seismic supports during installation of new "product 01/15/11 1-10-037 lubricated" pump 1A 2 Replacement Valve Replaced valve per DCP's 10-123-35 & 06-3674-7 01/15/11 1-10-038 3 Replacement Valve Plug - Replaced Valve Plugs 01/06/11 1-11-002 1 Replacement Rigid Sway Strut Replaced Rigid Sway Strut assembly and Pipe Clamp 04/22/11 1-11-004 1 Replacement Rigid Sway Strut Replaced Rigid Sway Strut assembly and Pipe Clamp 04/22/11 1-11-005 1 Replacement Snubber Replaced Snubber assembly and Pipe Clamp 04/22/11 1-11-006 1 Replacement Valve Replaced Valve 1-CV-PSV-3201 Body-to-Bonnet 04/20/11 1-11-007 1 Repair Pump Seals Repaired Seal Head Mating Ring/Seal Seat area. 02/17/11 1-11-008 1 Replacement Load Pin Replaced Load Pin for Pipe Support 04/22//11 1-11-017 2 Replacement Snubber Replaced Snubber AD151 Snubber for CV1002H5020 04/22//11 1-11-018 2 Replacement Snubber Replaced Mechanical Snubber Handger FW1 016SS0006 04/22//11 1-11-020

I

SUMMARY

REPORT for the IRE16 INSERVICE INSPECTION of UNIT I SOUTH TEXAS PROJECT ELECTRIC GENERATING STATION SOUTH TEXAS PROJECT ELECTRIC GENERATING STATION STP NUCLEAR OPERATING COMPANY April 2011

COVER SHEET IRE16 INSERVICE INSPECTION

SUMMARY

REPORT SOUTH TEXAS PROJECT ELECTRIC GENERATING STATION, UNIT I P.O. BOX 289 WADSWORTH, TEXAS 77483 USNRC DOCKET NO: 50-498 OPERATING LICENSE NO: NPF-78 COMMERCIAL OPERATION DATE: AUGUST 25,1988 Prepared by: _

Reviewed by:

(1f.ess,SgpendsinoEngineer Reviewed by:

00. Ruvalcab , TestinglPrograms Engineering Manager

Attachment NOC-AE-1 1002706 Page 1 of 5 SCOPE COMPONENT SUPPORTS, STEAM GENERATOR TUBING, 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 1, third ten-year interval (09/25/2010-0912412020), first period (09/25/2010-09/24/2013). This report covers selected ASME Code Class 1, 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 and IWF-2410, component supports.

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 IWF- Table 2500-1, Examination Categories.

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, which is applicable to the South Texas Project, Unit 1, second ten-year interval (09/09/2009-09/08/2019),

first period (0910912009-0910812013). This report covers selected ASME Code Class CC liner &

MC Components. This report is documented in accordance with the requirements of ASME Section Xl Code Case N-532-4.

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.

Attachment NOC-AE-1 1002706 Page 2 of 5 FORM OAR-i OWNER'S ACTIVITY REPORT (Code Case N-532-4)

Report Nunmb er OAR-IRE16 er Plant S~ni t1~Tevnc~ Prnprt Plertrir flpnernt~nc !4Itt~tinn cGeneratin Station

',outhTexnePrnj-P1ec Unit No. 1 Commercial service date August 25, 1988 Refueling outage no. IRE16 (If applicable)

Current inspection interval IWB., IWCA, WD,, IWF - Pr  : En

_.

(1W,2', 3"', 4', other)

Current inspection perioc IWB. IWC. IWD. IWF- I :IWE-1"'

(Ist, 2 nd 3 rd)

Edition and Addenda of Section XI applicable to the inspection plan 2004 No Addenda Date and revision of inspection plan November 17, 2010 / Revision 6 Edition and Addenda of Section XI applicable to repairs/replacement activities, if different than the inspection plan 1989 No Addenda used before October 30, 2010 Code Cases used:

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 IRE 6 utageconfo (Refuel' numbe*/ the requirements of Section XI.

Signed *wner or-Owner's Designee, Title) Date y" 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 al mijury or pro erty damage or a loss of any kind arising from the connected with this inspection.

__ _ __ __ __ _ __ ommissions "-5 rynssector'. a NationdI Board, State, Province, and Endorsements Date/

-1 /

Attachment NOC-AE-1 1002706 Page 3 of 5 TABLE 1 ITEMS WITH FLAWS OR RELEVANT CONDITIONS THAT REQUIRE EVALUATION FOR CONTINUED SERVICE 1RE16 April 2011 Examination Item Item Category Number Description See Note 2 See Note 1 NOTES:

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

2. Surveillance procedure OPSP11-RC-0015 Revision 16, ASME Section X1 Inservice Inspection, documents Inservice Inspection activities during 1RE16.

Attachment NOC-AE-1 1002706 Page 4 of 5 TABLE 2 ABSTRACT OF REPAIRS/REPLACEMENT ACTIVITIES REQUIRED FOR CONTINUED SERVICE 1RE16 April 2011 Repair, Code Class Replacement, or Item Description Description of Work Date completed Repair/Replacement Corrective Measure Plan Number 3 Replacement Valve Replaced Valve 01/13/11 1-9-008 3 Replacement Valve Replaced Valve 01113/11 1-9-009 2 Replacement Structural Bolts Replaced Bolting 03/08/11 1-9-072 2 Replacement Plug Replaced Plug 07/29/10 1-9-075 3 Repair Valve Machined Valve Parts 12/10/09 1-9-078 3 Replacement Plug Replaced Plug 12/04/09 1-9-079 3 Replacement Pump Replaced Pump ECW Pump 1B 01/21/10 1-9-080 3 Replacement Flange Fasteners Replace Flange Fasteners (Stud and Nuts) 04/19/11 1-9-081 3 Replacement Pump Replaced Pump with Factory Overhauled "product-lubricated" pump 1B 01/21/10 1-9-082 3 Repair Support Modification of "NF" seismic support during installation of new "product- 01/21/10 1-9-083 lubricated" pump lB.

3 Repair Pipe Stub Brazed through wall leak on Inlet Stub 01/21/10 1-9-084 3 Repair Mechanical Seal Repaired Mechanical Seal 10/26/10 1-10-002 3 Replacement Casing Cap screws/ Tubing Replaced stretched cap screws and tubing connections 10/27/10 1-10-003 connections 1 Replacement ASME Code Plate Scrapped ASME Code Date Nameplate from replaced Unit-1 (TGX) 06/21/10 1-10-005 reactor vessel head.

1 Replacement Pump Seal Package Replaced Pump Seal Package on #1D Reactor Coolant Pump during 04/13/11 1-10-007 11RE16 2 Replacement Bonnet, Studs, Nuts, Ball Replaced Ball and Seat assembly 04/13111 1-10-008 1 Replacement Valve Replaced Valve 04/24/11 1-10-009 1 Replacement Valve Replaced Valve 05/03/11 1-10-010 1 Replacement Valve Replaced Valve 05/03/11 1-10-011 3 Replacement Upper Bearing Oil Cooler Replaced upper bearing oil cooler (s/n946701-1/NB-6145) & 2 motor air 05/01/11 1-10-014 coolers (s/n 946901-1/NB-6139 and s/n946901-6/NB-6144)

Attachment NOC-AE-1 1002706 Page 5 of 5 a TABLE 2 ABSTRACT OF REPAIRS/REPLACEMENT ACTIVITIES REQUIRED FOR CONTINUED SERVICE 1RE16 April 2011 Repair, Repair/Replacement Code Class Replacement, or Item Description Description of Work Date completed Plan Number Corrective Measure 1 Replacement Valve Replaced Valve Code Parts 04122/11 1-10-016 1 Replacement Upper Root Valve Replaced Upper Root Valve RC-0053B 04119/11 1-10-023 3 Replacement 6" Flange Replaced Upper 6" Flange on Spool EW-1 109-D 01/12/11 1-10-029 3 Replacement Pipe Plugs Replaced Pipe Plugs on TEE for 1-1/2" EW 1405-Al and Insockolet for 01/13/11 1-10-031 EW-1 102-A 1 Repair 4" Diaphragm Remove/Reinstall diaphragms for 4" inspection ports to access 04/19/11 1-10-035 Moisture Separator Assembly 3 Replacement Pump Replaced pump with factory overhauled and modified product lubricated 01/15/11 1-10-036 pump per DCP #06-15147-42 3 Repair Seismic Support Modification of "NF" seismic supports during installation of new "product 01/1511 1-10-037 lubricated" pump 1A 2 Replacement Valve Replaced valve per DCP's 10-123-35 & 06-3674-7 01/15/11 1-10-038 3 Replacement Valve Plug Replaced Valve Plugs 01/06/11 1-11-002 1 Replacement Rigid Sway Strut Replaced Rigid Sway Strut assembly and Pipe Clamp 04/22/11 1-11-004 1 Replacement Rigid Sway Strut Replaced Rigid Sway Strut assembly and Pipe Clamp 04/22/11 1-11-005 1 Replacement Snubber Replaced Snubber assembly and Pipe Clamp 04/22/11 1-11-006 1 Replacement Valve Replaced Valve 1-CV-PSV-3201 Body-to-Bonnet 04/20/11 1-11-007 1 Repair Pump Seals Repaired Seal Head Mating Ring/Seal Seat area. 02/17/11 1-11-008 1 Replacement Load Pin Replaced Load Pin for Pipe Support 04/22//11 1-11-017 2 Replacement Snubber Replaced Snubber AD151 Snubber for CV1002H5020 04/22111 1-11-018 2 Replacement Snubber Replaced Mechanical Snubber Handger FW1016SS0006 04/22//11 1-11-020

SUMMARY

REPORT for the IRE16 INSERVICE INSPECTION of UNIT 1 SOUTH TEXAS PROJECT ELECTRIC GENERATING STATION SOUTH TEXAS PROJECT ELECTRIC GENERATING STATION STP NUCLEAR OPERATING COMPANY April 2011

COVER SHEET 1REI6 INSERVICE INSPECTION

SUMMARY

REPORT SOUTH TEXAS PROJECT ELECTRIC GENERATING STATION, UNIT I P.O. BOX 289 WADSWORTH, TEXAS 77483 USNRC DOCKET NO: 50-498 OPERATING LICENSE NO: NPF-78 COMMERCIAL OPERATION DATE: AUGUST 25, 1988 Prepared by: i\d-C1\3J\--

Reviewed by lbss, perisingEngineer Reviewed by

.Ruvalcabý(TestingIPrograms Engineering Manager

Attachment NOC-AE-1 1002706 Page 1 of 5 SCOPE COMPONENT SUPPORTS, STEAM GENERATOR TUBING, 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 Xl that is applicable to the South Texas Project, Unit 1, third ten-year interval (09/25/2010-09/24/2020), first period (09/25/2010-09/24/2013). This report covers selected ASME Code Class 1, 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 and IWF-2410, component supports.

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 IWF- Table 2500-1, Examination Categories.

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, which is applicable to the South Texas Project, Unit 1, second ten-year interval (09/09/2009-09/08/2019),

first period (09/09/2009-09/08/2013). This report covers selected ASME Code Class CC liner &

MC 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 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.

Attachment NOC-AE-1 1002706 Page 2 of 5 FORM OAR-1 OWNER'S ACTIVITY REPORT (Code Case N-532-4)

Report Nunmber OAR-IRE 16 DI f Q-+1, T - P-;

• 1171 , ý d" -4ýý Q+.+;-

,L Unit No. 1 Commercial service date August 25, 1988 Refueling outage no. 1RE16 (If applicable)

Current inspection interval IWB, IWC, IWD, IWF -- 3' ; IWE -2nd (1', 2'ý Yd, 4', other)

Current inspection p eriod eriod IWR-TWC--l1%VD-TWF-l" --IWF-1s' (in, 2n, 3' )

Edition and Addenda of Section XI applicable to the inspection plan 2004 No Addenda Date and revision of inspection plan November 17, 2(010 Revision 6 Edition and Addenda of Section XI applicable to repairs/replacement activities, if different than the inspection plan 1989 No Addenda used before October 30, 2010 Code Cases used:

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

.1RE16 confo the requirements of Section XI.

(Refuel' outage num**

"wrier o Owrier's Designee, Title) k,  ?

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 XU.

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 al injury or pro erty damage or a loss of any kind arising from the connected with this inspection.

alin --- Co~mmissoion 17- )6,

. sctr Signature National BoaFd, State, Province, and Endorsements Date

-, - /

Attachment NOC-AE-1 1002706 Page 3 of 5 TABLE 1 ITEMS WITH FLAWS OR RELEVANT CONDITIONS THAT REQUIRE EVALUATION FOR CONTINUED SERVICE 1RE16 April 2011 Examination Item Item Category Number Description See Note 2 See Note 1 I* I NOTES:

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

2. Surveillance procedure OPSP11-RC-0015 Revision 16, ASME Section Xl Inservice Inspection, documents Inservice Inspection activities during 1 RE16.

Attachment NOC-AE-1 1002706 Page 4 of 5 TABLE 2 ABSTRACT OF REPAIRS/REPLACEMENT ACTIVITIES REQUIRED FOR CONTINUED SERVICE 1RE16 April 2011 Repair, Repair/Replacement Code Class Replacement, or Item Description Description of Work Date completed Plan Number Corrective Measure PlanNumber 3 Replacement Valve Replaced Valve 01/13/11 1-9-008 3 Replacement Valve Replaced Valve 01/13/11 1-9-009 2 Replacement Structural Bolts Replaced Bolting 03/08/11 1-9-072 2 Replacement Plug Replaced Plug 07/29/10 1-9-075 3 Repair Valve Machined Valve Parts 12/10/09 1-9-078 3 Replacement Plug Replaced Plug 12/04/09 1-9-079 3 Replacement Pump Replaced Pump ECW Pump 1B 01/21/10 1-9-080 3 Replacement Flange Fasteners Replace Flange Fasteners (Stud and Nuts) 04/19/11 1-9-081 3 Replacement Pump Replaced Pump with Factory Overhauled "product-lubricated" pump 1B 01/21/10 1-9-082 3 Repair Support Modification of "NF" seismic support during installation of new "product- 01/21/10 1-9-083 lubricated" pump lB.

3 Repair Pipe Stub Brazed through wall leak on Inlet Stub 01/21/10 1-9-084 3 Repair Mechanical Seal Repaired Mechanical Seal 10/26/10 1-10-002 3 Replacement Casing Cap screws/ Tubing Replaced stretched cap screws and tubing connections 10/27/10 1-10-003 connections 1 Replacement ASME Code Plate Scrapped ASME Code Date Nameplate from replaced Unit-1 (TGX) 06/21/10 1-10-005 reactor vessel head.

1 Replacement Pump Seal Package Replaced Pump Seal Package on #1 D Reactor Coolant Pump during 04/13/11 1-10-007 1RE16 2 Replacement Bonnet, Studs, Nuts, Ball Replaced Ball and Seat assembly 04/13/11 1-10-008 1 Replacement Valve Replaced Valve 04/24/11 1-10-009 1 Replacement Valve Replaced Valve 05/03/11 1-10-010 1 Replacement Valve Replaced Valve 05/03/11 1-10-011 3 Replacement Upper Bearing Oil Cooler Replaced upper bearing oil cooler (s/n946701-1/NB-6145) & 2 motor air 05/01/11 1-10-014 coolers (s/n 946901-1/NB-6139 and s/n946901-6/NB-6144)

Attachment NOC-AE-1 1002706 Page 5 of 5 TABLE 2 ABSTRACT OF REPAIRS/REPLACEMENT ACTIVITIES REQUIRED FOR CONTINUED SERVICE 1RE16 April 2011 Repair, Code Class Replacement, or Item Description Description of Work Date completed Repair/Replacement Plan Number Corrective Measure 1 Replacement Valve Replaced Valve Code Parts 04/22/11 1-10-016 1 Replacement Upper Root Valve Replaced Upper Root Valve RC-0053B 04119/11 1-10-023 3 Replacement 6" Flange Replaced Upper 6" Flange on Spool EW-1109-D 01/12/11 1-10-029 3 Replacement Pipe Plugs Replaced Pipe Plugs on TEE for 1-1/2" EW 1405-Al and Insockolet for 01/13/11 1-10-031 EW-1 102-A 1 Repair 4" Diaphragm Remove/Reinstall diaphragms for 4" inspection ports to access 04/19/11 1-10-035 Moisture Separator Assembly 3 Replacement Pump Replaced pump with factory overhauled and modified product lubricated 01/15/11 1-10-036 pump per DCP #06-15147-42 3 Repair Seismic Support Modification of "NF" seismic supports during installation of new "product 01/15/11 1-10-037 lubricated" pump 1A 2 Replacement Valve Replaced valve per DCP's 10-123-35 &06-3674-7 01/15/11 1-10-038 3 Replacement Valve Plug Replaced Valve Plugs 01/06/11 1-11-002 1 Replacement Rigid Sway Strut Replaced Rigid Sway Strut assembly and Pipe Clamp 04/22/11 1-11-004 1 Replacement Rigid Sway Strut Replaced Rigid Sway Strut assembly and Pipe Clamp 04/22/11 1-11-005 1 Replacement Snubber Replaced Snubber assembly and Pipe Clamp 04/22/11 1-11-006 1 Replacement Valve Replaced Valve 1-CV-PSV-3201 Body-to-Bonnet 04/20/11 1-11-007 1 Repair Pump Seals Repaired Seal Head Mating Ring/Seal Seat area. 02/17/11 1-11-008 1 Replacement Load Pin Replaced Load Pin for Pipe Support 04/22//11 1-11-017 2 Replacement Snubber Replaced Snubber AD151 Snubber for CV1002H5020 04/22/11 1-11-018 2 Replacement Snubber Replaced Mechanical Snubber Handger FW1016SS0006 04/22//11 1-11-020