NOC-AE-19003624, Inservice Inspection Summary Report- 1RE21

Inservice Inspection Summary Report- 1RE21

ML19042A127
Person / Time
Site:	South Texas
Issue date:	02/07/2019
From:	Georgeson C South Texas
To:	Document Control Desk, Office of Nuclear Reactor Regulation
References
NOC-AE-19003624, STI: 34799132
Download: ML19042A127 (10)

Text

Nuclear Operating Company South Texas Project Electric Generating Station P.O. Box 289 Wadsworth. Texas 77483 February?, 2019 NOC-AE-19003624 10CFR50.55a U.S. Nuclear Regulatory Commission Attention: Document Control Desk Washington, DC 20555-0001 South Texas Project Unit 1 Docket No. STN 50-498 Inservice Inspection Summary Report- 1RE21 Attached is the South Texas Project Electric Generating Station Unit 1 summary report for inservice inspections performed prior to and during scheduled refueling outage 1RE21 completed in November 2018. This summary report satisfies the reporting requirements of American Society of Mechanical Engineers ASME Code Section Xl, Article IWA-6230.

There are no commitments in this letter.

If there are any questions regarding this report, please contact Wendy Brost at (361) 972-8516 or me at (361) 972-7806.

^c<

"Christopher Georg^son Manager, Design Engineering web

Attachment:

Summary Report for 1RE21 Inservice Inspection of Unit 1 South Texas Project Electric Generating Station STI:34799132

NOC-AE-19003624 Page 2 of 2 ec:

(paper copy)

Regional Administrator, Region IV U.S. Nuclear Regulatory Commission 1600 East Lamar Boulevard Arlington, TX 76011-4511 Lisa M. Regner Senior Project Manager U.S. Nuclear Regulatory Commission One White Flint North (09E01) 11555 Rockville Pike Rockville, MD 20852 NRC Resident Inspector U. S. Nuclear Regulatory Commission P. 0. Box 289, Mail Code: MN116 Wadsworth.TX 77483

NOC-AE-19003624 Page 1 of 8

SUMMARY

REPORT For 1RE21 INSERVICE INSPECTION Of UNIT 1 SOUTH TEXAS PROJECT ELECTRIC GENERATING STATION Nuclear Operating Company STP NUCLEAR OPERATING COMPANY 04/29/17-11/11/18

NOC-AE-19003624 Page 2 of 8 COVER SHEET 1RE21 INSERVICE INSPECTION

SUMMARY

REPORT SOUTH TEXAS PROJECT ELECTRIC GENERATING STATION, UNIT 1 P.O. BOX 289 WADSWORTH, TEXAS 77483 USNRC DOCKET NO: 50.498 OPERATING LICENSE NO: NPF-78 COMMERCIAL OPERATION DATE: AUGUST 25,1988 Prepared <$Ws^

bv: C^W^^ _ Date ^FeSWf Erie Lanlz, ISITrogram Engineer Reviewed by: /^//^ 7 _ Date 2/4/Wf ^

Brian IVIigl^upervisor, /Testing Programs f

NOC-AE-19003624 Page 3 of 8 SCOPE COMPONENT SUPPORTS, REPAJR/REPLACEMENT ACTIVITIES, SYSTEM PRESSURE TESTS, CONTAINMENT METAL LINER, AND WELD INSPECTION PROGRAMS (IWB, IWC, IWD, IWF, IWL}

The examinations summarized in this report were perfQrmed in accdrdance with Ihe 2004 Edition of the ASME Cocte, Section Xl that is applicable to the South Texas Project. Unit 1, third 1an-year interval (09/25/2010-09/24/2020), third period (12/20/2017-09/24/2020). This repQrt covers selected ASME Code Class 1, 2, and 3 Systems/Comppnents. 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 1WB-2412 for ASME Code Class 1 Systeme/Components, IWO-2412forASME Code Class 2 Systems/Componehts, IWD-2412 for ASME Code Class 3 Systems/Components, ^nd 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 examinatJQn frequency at each refueling outage. The ASME Code Class 2 Systems/CQmponents were examined in accordance with Table IWC-2500~1, Examination Categories, The ASME Code Class 3 Systems/Components were examined in accordance with Table tWD-250Q-1, ExaminatiQH Categories. Gomponent Supports were examinecl in accordance with IWF-Table 2500-1, Examination Categories.

The Containment Tendon Test / End Anchorage and Adjacent Concrete Inspection was perfQrmed in accordance with the 2004 Edition bftheASNE Code>> Sedion Xl, Subsection IWL as sypplemented and modified by 10CFR50.55a(b)(2)(viti).

NOC-AE-19003624 Page 4 of 8 TORMOAR-l OWNER'S ACTTV1TY REPORT (Code CaseN-532-4)

ReportNumnber_OAR-1.RE21, Plant_South Texas Project Electric Generating Station Unit No, I _ommerGiaI service date August 25,1988 jtefueling outage no, 1HJS21 (If applicable)

Current inspection rntem! IWB. WC. IWD. IWF- 3hi__: WE -3n{.

(lst,2>>(I,3M4tb^her) purreot inspedion period IWB, IWC. IWD. IWF - 3rd ^

<!5V?nd,3rf)

Edition and Addenda of Section XI applicable to the inspection plan ,2Q04Edition_

Bate and revisioa ofmspection plan^ Revision 8 Effecdve date: 02/27/2018 Edition and Addenda of Section. XI applicable to rejpairs/replacement activifies, if different than fh.e iAspection plan N/A Code Cases used: N-46D< ?532-4< N-578-1. N-706-l< ?729-4 N-770-2, N-722-1 _

CERTIFICATE OF CONFORMANCE I certify that (a) the statements made in this report are correct; (b) the examinations and tests meet the Inspectipn Plan as required by the ASME Code, Section XI; and (e) the repair/replacement activities and evaluaticms supporting the cQmpletion of

_1RE21_ conform to the requirements of Section XI.

(RNueIing outage number)

Signed mC_t^T^ ISIProsram Engineer Date: January :30,2019 (Owner of Owner^Designee, Title]

^6 T^,ar>{-maa 1T^-

CERTIFICATE OF INSERVICE INSPECTION I, the undersigned, holdirig a valid commission issued by the National Board of Boiler and pressure Vessel Inspectors and the State or Province of

_T^as__^_ and employed by_ABS Boiler & Marine Insurance Co>__ of__Hou?t<3n, Texas^^.have ins^cted the items described m this Owner's A.cfivity Report, and state that, to the best of my knowledge and belief the Owner Ns perfoFmed all activities represented by this report in accordance with the requirements of Section XL ;:

fiy signing this certificate neither the Inspector nor his employer.makes my warranty,, expressed pr implied, concemmg the repairs/

replacements activities and eyalyatlpn described this report, Furtliennore., neither the inspector nor his employer shall be liable ift my manner for any personal mjury or property damage or alossofanylcind arising j&om the connected with this inspection.

^^.^^^<^ yijF'y-5^

[^%i actor's Signature Natfonal Board, Slate, Province, andBhdoKiements

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NOC-AE-19003624 Page 5 of 8 TABLE 1 ITEMS WITH FLAWS OR RELEVANT CONDITIONS THAT REQUIRE EVALUATION FOR CONTINUED SERVICE 1RE21 FALL 2018 Examination Item Item Evaluation Description Category Number Description N/A N/A N/A N/A NOTES:

1, No items with flaws or relevant conditions that required evaluatlQn for continued service were found during 1 RE21.

NOC-AE-19003624 Page 6 of 8 TABLE 2 ABSTRACT OF REPAIR/REPLACEMENT ACTIVITIES REQUIRED FOR CONTINUED SERVICE 1RE21 FALL 2018 Code Corrective Measure Item Systerft Description of Work Date Repair/Replacemenf Plan Number Class Description Completed 3 REPLACEMENT VAWE ESSENTIAL Replaced Valve At EWR/6935 6/21/2018 1-15-063 COOLING WATER 3 REPLACEyENT VALVE CHILLED Replaced Valve 3VH1TCH0590 6/20/2017 1 *.16-028 WATER 2 REPLACEMENT VALVE MAIN STEAM Refurbish 3Q" Valve, Replaced stem 11/2/2018 1-16-031 Assembly.

2 REPAIR VAD^/E VAIN STEAM Refurbish 30" Valve. Replaced stem 11/2/2018 1-16-032 Assembly and Studs.

T REPLACEMENT VALVE STARTINGAIR Replaced Valve 3Q1 B1XSD0007C 6/5/2017 1-17-012 3 REPLACEMENT VALVE ESSENTIAL Replaced Valve 3R281TEW0079 6/6/2017 1-17-016 COOLING WATER 3 REPAIR VALVE ESSENTIAL Refurbished and returned to 10/4/2017 1-17-017 COOLING warehouse.

WATER 3 REPLACEMENT VALVE ESSENTIAL Replaced Vatve B1EWR/%36 7/2772017 1-17-018 COOLING WATER 3 REPLACEMENT PIPING ESSENTIAL Removed Range to use under WAN 7/13/2017 1-17-019 COOLING 556955.

WATER 3 REPLACEMENT PIPING ESSENTIAL Replaced 4" pipe, ASME Welds. 10/26/2017 1-17-021 COOLING WATER 3 REPLACEMENT PIPING ESSENTIAL Replaced pipe and fitting. ASME 10/26/2017 1-17-022

/COOUN3 Welds.

WATER 3/NF REPAIR SUPPORTS ESSENTIAL Reworked pipe supports. ASME 10/26/2017 1-17-023 COOLING Weldgi.

WATER 3 REPLACEMENT PIPING ESSENTIAL Replaced pipe and fittinQ. ASME 10/26/2018 1-17-024 COOLING Welds.

WATER 3/NF REPLACEMENT PIPING ESSENTIAt Replaced pipe and fitting. ASME 10/^6/2017 W7-02S COOLING Welds.

WATER 311 REPAIR. FLANGES ESSENTIAL OVERLAY FLANGES WITH 3/22/2018 1-17-026 COOLING ALUMINUM BRONZE.

WATER

NOC-AE-19003624 Page 7 of 8 TABLE 2 ABSTRACT OF REPAIR/REPLACEMENT ACTMTIES REQUIRED FOR CONTINUED SERVICE 1 RE21 FALL 2018 Code Class Corrective IVIeasure Item System Description of Work Date Repalr/RepIacement Plan Number Description Completed 3 REPLACEMENT PIPING ESSENTIAL Replaced Piping, ASME Welds. 8/15/2018 1-17-028 COOLING WATER 3 REPLACEMENT FASTENER8 CHILLED Replace Fastehers N10HPSV9508 10/18/2017 1-17-032 WATER 3 REPLACENENT PIPING COMPONENT Replaced piping, ASME Welds. 8/15/2018 1-17<<036 COOLING 1 REPLACEMENT SEAL PACKAGE REACTOR Replaced CARTRIDGE SEAL 11/1/2Q18 1-17-037 COOLANT PACKAGE.

3 REPAIR PIPING ESSENTIAL A8ME, Welds, 8/13/2018 1-18-003 COOUNG WATER a REPLACEMENT PIPING ESSENTIAL Replaced ptping/fittings. 8/13/2(N8 1-18-004 COOUNG WATER 3 REPLACEMENT PIPING ESSENTIAL Replaced plplng/fittings. 8/13/2018 1-18-005 COOLING WATER 3: REPLACEMENT PIPING ESSENTIAL Replacect plpIng/TOngs. 8/13/2018 1-18-006 COOLING WATER 3 REPAIR PIPING ESSENTIAL Reworked pipe supports. 8/13/2018 M8-007 COOLING WATER 2 REPLACEMENT VALVE MAIN STEAM Replace Code part (Pilot Poppet). 11/2/2018 1-18-010 2 REPLACEMENT VALVE MAIN 8TEAV Replace: Code part (Pilot Poppet and 1171/2018 1-1MT1 stud/boltlng).

1 REPLACEMENT VALVE REACTOR Replaced 6" PZR Safety Valve 10/25/2018 1-18-016 COOLANT N1RCP8V345D 1 REPLACEMENT VALVE REACTOR Replaced 6" PZR Safety Valve 10/25/2018 1-18-017 CDOLANT N1RCFG0006A 1 REPLACEMENT VALVE REACTOR Replaced 6" PZR Safety Valve 10/25/20TO M8-Q18 COOLAMT H1RCPSV3452

NOC-AE-19003624 Page 8 of 8 TABLE 2 ABSTRACT OF REPAIR/REPLAGEMENT ACTIVITIES REQUIRED FQR CONTINUED SERVICE 1RE21 FALL 2018 Code Class Corrective Measure Item System Description of Work Date Repair/RepIacement Plan Number Description completed 1 REPLACEMENT BOLTING REACTOR REPLACED RCP1A SEAL HOUSING 10/17/2018 1-18-026 COOLANT BOLTS WITH INCONEL STUDS<

2. REPLACEMENT VALVE CHEyiCAL& Replace Code Parts (Trim Set, Plug>> 10/17^018 1-18-036 VOLUME Seat, and Cage).

CONTROL 2 REPLACEMENT VALVE MAIN STEAM Replaced Code Part (Bonnet)* 10/27/2018 1-18-037