Latest revision as of 01:10, 10 January 2025

Text

Inservice Inspection Summary Report, 1RE19
	ML16099A389
Person / Time
Site:	South Texas
Issue date:	03/24/2016
From:	Berg M; South Texas
To:	; Document Control Desk, Office of Nuclear Reactor Regulation
References
	NOC-AE-16003355, STI: 34293148
	Download: ML16099A389 (34)
	v • d • e

South Texas Project E!ectr/c Generating StaUon P.O. Box 28JJ 1%dsworth, Texas 77483 U.S. Nuclear Regulatory Commission Attention: Document Control Desk Washington, DC 20555-0001 South Texas Project Unit 1 Docket No. STN 50-498 lnservice Inspection Summary Report-1 RE19 March 24, 2016 NOC-AE-16003355 10 CFR 50.55(a)

Attached.are four copies of the South Texas Project Unit 1 summary report for inservice inspections performed prior to and during scheduled refueling outage 1 RE19 completed in December 2015. 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 James Williams at (361) 972-7179 or me at (361) 972-7030.

web

Attachment:

~c~I~

Manager, Design Engineering Testing & Programs Engineering Summary Report For 1RE19 lnservice Inspection Of Unit 1 South Texas Project Electric Generating Station ( 4 copies)

STI: 34293148

cc:

(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 (08H04) 11555 Rockville Pike Rockville, MD 20852 NRC Resident Inspector U. S. Nuclear Regulatory Commission P. 0. Box 289, Mail Code: MN116 Wadsworth, TX 77483 L'

(electronic copy)

NOC-AE-16003355 Page 2 of 2 Morgan. Lewis & Bockius LLP Steve Frantz, Esquire U.S. Nuclear Regulatory Commission Lisa M. Regner NRG South Texas LP Chris O'Hara Jim van Suskil Skip Zahn CPS Energy Kevin Pollo Cris Eugster L.D. Blaylock Crain Caton & James, P.C;--

Peter Nemeth City of Austin Elaina Ball John Wester Texas Dept. of State Health Services Richard A. Ratliff Robert Free

SUMMARY

REPORT For 1RE19 INSERVICE INSPECTION Of UNITl SOUTH TEXAS PROJECT ELECTRIC GENERATING STATION SOUTH TEXAS PRO.JECT ELECTRIC GENERATING STATION STP NUCLEAR OPERATING COMPANY 10/17 /2015-12/25/2015

COVERSHEET 1RE19 INSERVICE INSPECTION

SUMMARY

REPORT SOUTH TEXAS PROJECT ELECTRIC GENERATING STATION, UNIT 1 P.O. BOX289 WADSWORTH, TEXAS 77483 USNRC DOCKET NO: 50-498 OPERATING LICENSE NO: NPF-78 COMMERCIAL OPERATION DATE: AUGUST 25, 1988 Date '1..2 MJ\\.K I l,o

SCOPE COMPONENT SUPPORTS, REPAIR/REPLACEMENT ACTIVITIES, SYSTEM PRESSURE TESTS, STEAM GENERATOR TUBING, AND WELD INSPECTION PROGRAMS (IWB, IWC, 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), second period (09/25/2013-09/24/2017). 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, 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.

FORM OAR-1 OWNER'S ACTIVITY REPORT (Code Case N-532-4)

Report Nunmber __

__,;O~AR~-~l=RE=1=9 ______________________________ _

Plant South Texas Project Electric Generating Station Unit No.. _________ Commercial service date August 25, 1988 Refueling outage no. ---'l~RE=l~9'-------

(If applicable)

Current inspection interval Current inspection period IWB IWC IWD IWF - 3rd ; ~IW~E_,-=2....,nd~-----------

(1 ", 2*d, 3rd, 4111, other)

IWB, !WC, IWD, IWF -2nd; IWE-2nd ----,.,.-,-,..,--;------------

(! ", znd, 3rd)

Edition and Addenda of Section XI applicable to the inspection plan 2004 No Addenda Date and revision of inspection plan Revision 7 Effective date: l 0/8/2012, Supplement 1 Effective date: 711812013 Supplement 2 Effective date: 4/2/2014 Edition and Addenda of Section XI applicable to repairs/replacement activities, if different than the inspection plan NI A Code Cases used: N-460, N-532-4 N-578-1, N-706-1 N-729-1, N-770-1, 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 Inspection Plan as required by th ASME Code, tion

and ( c) the repair/replacement activities and evaluations supporting the completion of 1

9 fo t the quirements of Section XL berJ Date:

March 22, 2016 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 descnbed this report. Furthermore, neither the inspector nor his employer shall be liable in any manner for any personal injmy or property damage or a loss of any kind arising from the connected with this inspection.

z,Vr Inspector's 1gnature. J

i,f!lfi "le Date c ~

~ 'd-GfJ (p ommissions ____ ~?~:-tio_g'J;_~-1-"'o-a~-d-,-St-~-~-,-pb_ro_v_in_c_e_~_n_d_E_n_d_o_rs-em-en_t_s ______ _

Examination Cate~ory B-Q NOTES:

TABLE 1 ITEMS WITH FLAWS OR RELEVANT CONDITIONS THAT REQUIRE EVALUATION FOR CONTINUED SERVICE Item Number 816.20 1RE19 FALL 2015 Item Description CR 15-24440-Eddy current examination identified a possible volumetric indication in the steam generator 1 d tube row 30 column 78 (D-R30C78) at about 0.2 to 0.3 inches above the hot leg tubesheet.

Evaluation Description The indication could not be definitively tied to wear from a loose part. As a result, tube 1 D-R30C78 was plugged by work order 512677, WAN 506226. Tube was plugged per ASME Section XI traveler 01-15-43

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

2. Surveillance procedure OPSP11-RC-0015 Revision 17, ASME Section XI lnservice Inspection, documents lnservice Inspection activities during 1RE19.

Code Class CORRECTIVE MEASURE 3

REPLACEMENT 3

REPLACEMENT 2

REPLACEMENT I

REPLACEMENT 1

REPLACEMENT I

REPLACEMENT III/3 REPLACEMENT 2

REPLACEMENT 2

REPLACEMENT TABLE 2 ABSTRACT OF REPAIR/REPLACEMENT ACTIVITIES REQUIRED FOR CONTINUED SERVICE 1RE19 FALL 2015 Item Description Description ofWork Valve REPLACED CHILLER 12B OUTLET THROTTLE VALVE (CH-VLV-0598)

SEAL REPLACED MECH SEALS/GLANDS AND BEARINGS.

MECHANICAL REPLACE MECHANICAL SEALS ON SPENT FUEL POOL COOLING PUMP SEAL IA (3R2I INPAIOIA)

REPLACED2IN. ECWPIPING AND SPOOLEW-13I4-A-A05 ON LINE PIPING 2"EW-1314-WT3 REBUILT STRAINER, REPLACED BASKET ASSY AND BACKWASH ARM STRAINER ASSY.

OF ECW SELF CLEANING STRAINER IC 3R281NSPIOIC REPLACED ESSENTIAL CHILLER I2B ECW RETURN VAL VE VALVE 3R28ITEWI004 PIPING REPLACED SECTION OF ECW TRAIN IA PIPING lEWSYSTEM PIPING REPLACED SECTION OF ECW TRAIN IA PIPING lEWSYSTEM REPLACE EXISTING STUD BOLTS AND NUTS ATV AL VE CC-0014 WITH VALVE CAP CAP SCREWS SEAL REPLACED SEAL ON PUMP LUBE OIL CIRC PUMP 3QI5IMPU0234 REPLACED DIESEL GENERA TOR# I I ECW SUPPLY VAL VE VALVE 3R281TEWOOI6 PIPING REPLACED SECTION OF ECW TRAIN IA PIPING lEWSYSTEM PIPING REPLACED SECTION OF 18" DIA. PIPE IN "C" TRAIN IVC PUMP SEAL REPLACED SEAL ON REACTOR COOLANT PUMP IC (1Rl31NPPIOIC)

PUMP SEAL REPLACED SEAL ON REACTOR COOLANT PUMP IB(IR13 INPPIOIB)

REPLACED PRESSURIZER SAFETY VAL VE WITH NEW OR REBUILT VALVE VALVE (NIRCPSV3450)

REPLACED PRESSURIZER SAFETY VAL VE WITH NEW OR REBUILT VALVE VALVE (NIRCPSV3451)

REPLACED PRESSURIZER SAFETY VAL VE WITH NEW OR REBUILT VALVE VALVE (NlRCPSV3452)

MECHANICAL REPLACED MM SUPPORT PACKAGE (REACTOR COOLANT PUMP SUPPORT MOTOR NO 4 2Rl3 INPPI03D)

INSTALLED NEW 3" DIA. ASME CL. 2 FLEX PIPING AND NEW ISOLATION VAL VE [2-CS-0060] VIA TIE-IN TO EXISTING LINE NO.

PIPING/FLEX MOD1 12"SI-I201-UB2.

INSTALLED NEW ASME CL. 2 PIPING; LINE NO. 3"SI-1201-UB2 ALONG WITH NEW 3" ISOLATION VAL VE; TPNS 2N12I TSI0210B /NEW FLEX PIPING/FLEX MOD PUMP SUCTION LINE Date Repair/Replacement completed Plan Number 10/21/2014 1

12 053 I I/06/20I4 I

13 046 9/26/2014 1

13 047 6/I4/2014 1

14 OI2 6/13/20I4 1

I4 015 I0/21/20I4 1

14 020 9/I 7/2014 I

14 021 9/I7/20I4 I

I4 022 12/9/20I4 I

14 023 I0/24/20I4 I

I4 024 3/9/2015 I

I4 027 3/9/2015 I

I5 002 1117/2015 I

I5 004 11/16/2015 I

15 005 11/6/2015 1

15 006 I I/7/20I5 1

I5 OII 1117/2015 I

I5 012 1117/2015 1

15 013 l l/2/20I5 I

15 014 ll/I0/2015 I

I5 OI7 11/10/20I5 1

I5 OI8

Code Class CORRECTIVE MEASURE 2

REPLACEMENT REPLACEMENT l

1 REPLACEMENT REPLACEMENT 1

REPLACEMENT 1

REPLACEMENT 2

REPLACEMENT 1

REPLACEMENT 3

1 REPLACEMENT REPAIR 1

REPAIR 1

2 REPLACEMENT 1

REPAIR REPLACEMENT l(NF)

TABLE 2 ABSTRACT OF REPAIR/REPLACEMENT ACTIVITIES REQUIRED FOR CONTINUED SERVICE 1RE19 FALL 2015 Item Description Description of Work INSTALLED NEW ASME CL. 2 PIPING; LINE NO. 3"SI-1206-DB2 ALONG WITH NEW 3" ISOLATION VALVE; TPNS 2Nl22TSI0211B AND NEW 3" -

600# SPECTACLE INSERT BLIND TO SERVE AS NEW FLEX PUMP# 16 PIPING/FLEX MOD DISCHARGE LINE IAW DCP 12-11658-74; REF: DCN 1401194.

REPLACEDHEADVENTISOLATIONVALVE l-HV-3657A WITH VALVE UPGRADED BOLTED BONNET VAL VE AlRCHV3657 A VALVE REPLACED HEAD VENT ISOLATION VAL VE l-HV-3658A AlRCHV3658A REPLACED HEAD VENT ISOLATION VAL VE l-HV-3658B WITH VALVE UPGRADED BOLTED BONNET VAL VE B 1RCHV3658B REPLACED HEAD VENT ISOLATION VAL VE l-HV-3657B WITH VALVE UPGRADED BOLTED BONNET VALVE BlRCHV3657B INTALLED NEW PIPING; LINE NO: 3"SI-1101-UB2 VIA WELDOLET TIE-IN TO EXISTING 12"SI-l 101-UB2 PER DCN 1401193 TO SERVE AS NEW PIPING/FLEX MOD FLEX PUMP #13 & #14 SUCTION LINE INSTALLED NEW PIPING; LINE NO. 3"SI-l 106-DB2 VIA WELDOLET TIE-IN TO EXISTING 6"SI-1106-DB2 PER DCN 1401194 TO SERVE AS NEW PIPING/FLEX MOD FLEX PUMP #13 & #14 DISCHARGE LINE REPLACED RCP lB SEAL HOUSING BOLTS WITH INCONEL STUDS AND BOLTING NUTS (REACTOR COOLANT PUMP lB lR131NPP10lB)

INSTALLED NEW FLEX PIPING; LINE NO. 3"AF-1077-WB3 WITH NEW ISOLATION VALVE l-AF-0100 TO SERVE AS NEW FLEX PUMP #11 PIPING/FLEX MOD SUCTION LINE INSTALLED NEW PIPING; LINE NO. 3"AF-1047-GA3 WITH NEW ISOLATION VALVE l-AF-0104 TO SERVE AS NEW FLEXPUMP#ll PIPING/FLEX MOD DISCHARGE LINE.

REPLACED COMPONENT EW-1407-02P, SPOOL PIECE EW-1407-Al-A03.

PIPE SECTION IS APROXIMATELY 2-FT IN LENGTH AND LOCATED PIPING DOWN STREAM OF ECW PUMP lB (3R281NPA101B)

INSTALLED NEW PIPING; 3"AF-1077-WB3 WITH NEW 3" ISOLATION PIPING/FLEX MOD VALVE l-AF-0100 TO SERVE AS NEW FLEX PUMP #12 SUCTION LINE INSTALLED NEW PIPING: 3"AF-1014-GA3 WITH NEW ISOLATION PIPING/FLEX MOD VALVE l-AF-0101 TO SERVE AS NEW FLEX PUMP #12 DISCHARGE LINE BOLTING REPLACED DAMAGED PRIMARY MANWAY FASTENERS INSTALLED MECHANICAL TUBE PLUGS TO DEGRADED SIG TUBES PLUG IDENTIFIED DURING 1RE19 EDDY CURRENT TESTING INSTALLED MECHANICAL TUBE PLUGS TO DEGRADED SIG TUBES PLUG IDENTIFIED DURING 1RE19 EDDY CURRENT TESTING SNUBBER REPLACED HYDRAULIC SNUBBER HATCH REINSTALLED HATCH TO SECODARY MOISTURE SEPARATOR ASSY REPLACED MECHANICAL SNUBBER SIN 446, MODEL AD151, HANGER SNUBBER RCIOOOSSOOOl Date Repair/Replacement completed Plan Number 11/1012015 I

15 019 111112015 l

15 021 111112015 1

15 022 111112015 1

15 023 111112015 1

15 024 1111012015 1

15 025 1111012015 1

15 026 11/312015 1

15 027 11/1012015 1

15 029 11/1112015 1

15 030 7/112015 1

15 031 11/1012015 1

15 032 11/1112015 1

15 033 111912015 1

15 039 11/912015 1

15 041 11/1012015 1

15 043 11/11/2015 1

15 045 111812015 1

15 047 11/7/2015 1

15 053

Code Class CORRECTIVE MEASURE 2

REPLACEMENT 2

REPAIR TABLE 2 ABSTRACT OF REPAIR/REPLACEMENT ACTIVITIES REQUIRED FOR CONTINUED SERVICE 1RE19 FALL2015 Item Descriution Descriution ofWork SEAL CAP REPLACED SEAL CAP SEAL WELDED PIPE CAP ON LOOP IA PRIMARYSAMPLE VAL VE VALVE (2RI 41 TRC0056)

Repair Replacement Activities 1-13-027 and 1-15-052 were removed from Abstract table March. 24, 2016.

Date Repair/Replacement completed Plan Number 12/18/2015 1

15 064 12/18/2015 I

15 065

SUMMARY

REPORT For 1RE19 INSERVICEINSPECTION Of UNITl SOUTH TEXAS PROJECT ELECTRIC GENERATING STATION

'.f-SOUTH TEXAS PRO,JECT ELECTRIC GENERA.Tlt,JG STATION STP NUCLEAR OPERATING COMPANY 10/1712015-12/25/2015

COVERSHEET 1RE19 iNSERVlCE INSPECTION

SUMMARY

REPORT SOUTH TEXAS PROJECT ELECTRIC GENERATING STATION, UNIT 1 P.O. BOX289 WADSWORTH, TEXAS 77483 USNRC DOCKET NO: 50-498 OPERATING LICENSE NO: NPF-78 COMMERCIAL OPERATION DATE: AUGUST 25, 1988 Prepared~~.

~J. Williams, ISi Program Engineer Date '?..?. Mlt'R i ~

Reviewed by:

~*

D~.~t~

B. Migl ~upervisor, /Testing Programs*

1 1

~.

SCOPE COMPONENT SUPPORTS, REPAIR/REPLACEMENT ACTIVITIES, SYSTEM PRESSURE TESTS, STEAM GENERATOR TUBING, AND WELD INSPECTION PROGRAMS (IWB, IWC, 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), second period (09/25/2013-09/24/2017). 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, 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.

FORi\\!1 OAR-1 OWNER'S ACTIVITY REPORT (Code Case N-532-4)

Plant South Texas Project Electric Generatirnr Station Unit No.

1 Commercial service date Aug:ust 25, 1988 Refueling outage no. --=lRE~~l 9~-----

(If applicable)

Current inspection interval IWB IWC, IWD IWF - yd ; ~IW~E~-~2_,

0ct ____________

(l", 2'd, 3rd, 4'11, other)

Current inspection period

!WE. IWC, IWD. IWF -2nd; IWE-2°d ------------------

(!st, 2"tl, 3ru)

Edition and Addenda of Section XI applicable to the inspection plan 2004 No Addenda Date and revision of inspection plan Revision 7 Effective date: 10/8/2012. Supplement 1 Effective date: 7/1812013 Supplement 2 Effei:tive date: 4/2/2014 Edition and Addenda of Section XI applicable to repairs/replacement activities, if different than the inspection plan N/ A Code Cases used: N-460, N-532-4, N-578-1. N-706-1. N-729-1. N-770-1. 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 Inspection Plan as required by th ASME Code, tion

. and (c) the repair/replacement activities and evaluations supporting the completion of 1

9 fo t the quirements of Section XL berJ Date:

March 22, 2016 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 perfonned 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 Furthennore, neither the inspector nor his employer shall be liable in any manner for any personal injury or property damage or a loss of any kind arising from the connected with this inspection.

V}

~,

.. g*

. -5S-t

~1r~':tJ.~C:,~~~~:::::::::::::::::---eionlllillliiiii~-s~si~o~ns _____

,.~,/-li~r---~~~----------------

~d;r;~

NatiOnal ~State, Province, and Endorsements Date <~!4/~GfJ(p

Examination Cateqory 8-Q NOTES:

TABLE 1 ITEMS WITH FLAWS OR RELEVANT CONDITIONS THAT REQUIRE EVALUATION FOR CONTINUED SERVICE Item Number 816.. 20 1RE19 FALL 2015 Item Description CR 15-24440-Eddy current examination identified a possible volumetric indication in the steam generator 1 d tube row 30 column 78 (D-R30C78) at about 0.2 to 0.3 inches above the hot leg tubesheet.

Evaluation Description The indication could not be definitively tied to wear from a loose part. As a result, tube 1 D-R30C78 was plugged by work order 512677, WAN 506226. Tube was plugged per ASME Section XI traveler 01-15-43

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

2. Surveillance procedure OPSP11-RC-0015 Revision 17, ASME Section XI lnservice Inspection, documents lnservice Inspection activities during 1 RE19.

' Code Class CORRECTIVE MEASURE 3

REPLACEMENT 3

REPLACEMENT 2

REPLACEMENT I

REPLACEMENT 1

REPLACEMENT JII/3 REPLACEMENT 2

REPLACEMENT 2

REPLACEMENT TABLE 2 ABSTRACT OF REPAIR/REPLACEMENT ACTIVITIES REQUIRED FOR CONTINUED SERVICE 1RE19 FALL 2015 Item Description Description of Work Valve REPLACED CHILLER 12B OUTLET THROTTLE VALVE (CH-VLV-0598)

SEAL REPLACED MECH SEALS/GLANDS AND BEARINGS.

MECHANICAL REPLACE MECHANICAL SEALS ON SPENT FUEL POOL COOLING PUMP SEAL IA (3R21 INPAIOIA)

REPLACED 2 IN. ECW PIPING AND SPOOL EW-1314-A-A05 ON LINE PIPING 2 "EW-1314-WT3 REBUILT STRAINER, REPLACED BASKET ASSY AND BACKWASH ARM STRAINER ASSY.

OF ECW SELF CLEANING STRAINER IC 3R28INSPIOIC REPLACED ESSENTIAL CHILLER I2B ECW RETURN VAL VE VALVE 3R28ITEW1004 PIPING REPLACED SECTION OF ECW TRAIN IA PIPING IEWSYSTEM PIPING REPLACED SECTION OF ECW TRAIN IA PIPING I EWSYSTEM REPLACE EXISTING STUD BOLTS AND NUTS AT VALVE CC-0014 WITH VALVE CAP CAP SCREWS SEAL REPLACED SEAL* ON PUMP LUBE OIL CJRC PUMP 3Ql51MPU0234 REPLACED DIESEL GENERATOR# 11 ECW SUPPLY VAL VE VALVE 3R281TEW0016 PIPING REPLACED SECTION OF ECW TRAIN IA PIPING 1 EWSYSTEM PIPING REPLACED SECTION OF IS" DIA. PIPE IN "C" TRAIN IVC PUMP SEAL REPLACED SEAL ON REACTOR COOLANT PUMP IC (1Rl3INPPIOIC)

PUMP SEAL REPLACED SEAL*ON REACTOR COOLANT PUMP JB(IRl31NPPIOIB)

REPLACED PRESSURIZER SAFETY VAL VE WITH NEW OR REBUILT VALVE VALVE (NIRCPSV3450)

REPLACED PRESSURIZER SAFETY VAL VE WITH NEW OR REBUlL T VALVE VALVE (NIRCPSV3451)

REPLACED PRESSURIZER SAFETY VALVE WITH NEW OR REBUILT VALVE VALVE (NIRCPSV3452)

MECHANICAL REPLACED MM SUPPORT PACKAGE (REACTOR COOLANT PUMP SUPPORT MOTOR NO 4 2Rl31NPP103D)

INSTALLED NEW 3" DIA. ASME CL. 2 FLEX PIPING AND NEW ISOLATION VAL VE [2-CS-0060] VIA TIE-IN TO EXISTING LINE NO.

PIPING/FLEX MOD I2"SI-1201-UB2.

INSTALLED NEWASME CL. 2 PIPING; LINE NO. 3"SI-I201-UB2 ALONG WITH NEW 3" ISOLATION VALVE; TPNS 2NI21TSI02IOB /NEW FLEX PIPING/FLEX MOD PUMP SUCTION LINE Date Rcpair/Rcplaccmcnt completed Plan Number 10/21/2014 I

12 053 11/06/2014 I

13 046 9/26/2014 I

13 047 6/14/2014 I

14 012 6/13/20I4 I

14 015 10/21/2014 I

14 020 9/17/2014 l

14 021 9/17/2014 I

14 022 12/9/2014 1

14 023 10/24/2014 I

14 024 3/9/2015 1

14 027 3/9/2015 I

15 002 l I/7/2015 I

15 004 11/16/2015 I

15 005 11/6/2015 I

15 006 I l/7/2015 I

15 011 11/7/2015 1

15 012 1117/2015 I

15 013 11/2/2015 1

15 014 11/10/2015 I

15 017 11/10/2015 1

15 OI8

Code Class CORRECTIVE MEASURE 2

REPLACEMENT REPLACEMENT I

I REPLACEMENT REPLACEMENT I

REPLACEMENT I

REPLACEMENT 2

REPLACEMENT I

REPLACEMENT 3

REPLACEMENT l

3 I

REPLACEMENT REPAIR 1

REPAIR r

2 REPLACEMENT I,

REPAIR REPLACEMENT JINF)

TABLE 2 ABSTRACT OF REPAIR/REPLACEMENT ACTIVITIES REQUIRED FOR CONTINUED SERVICE 1RE19 FALL 2015 Item Description Description of Work INSTALLED NEW ASME CL. 2 PIPING; LINE NO. 3"SI-1206-DB2 ALONG WITHNEW3" ISOLATION VALVE; TPNS 2N122TSI0211B AND NEW 3" -

600# SPECTACLE INSERT BLIND TO SERVE AS NEW FLEX PUMP #16 PIPING/FLEX MOD DISCHARGE LINE !AW DCP I2-11658-74; REF: DCN 1401194.

REPLACED HEAD VENT ISOLATION VALVE 1-HV-3657A WITH VALVE UPGRADED BOLTED BONNET VAL VE Al RCHV3657 A VALVE REPLACED HEAD VENT ISOLATION VALVE l-HV-3658A AIRCHV3658A REPLACED HEAD VENT ISOLATION VAL VE l"l-fV-3658B WITH VALVE UPGRADED BOLTED BONNET VALVE BlRCHV3658B REPLACED HEAD VENT ISOLATION VALVE 1-HV-3657B WITH VALVE UPGRADED BOLTED BONNET VALVE BIRCHV3657B INTALLED NEW PIPING; LINE NO. 3"Sl-1 !Ol-UB2 VIA WELDOLET TIE-IN TO EXISTING 12"Sl-1101-UB2 PER DCN 1401193 TO SERVE AS NEW PIPING/FLEX MOD FLEX PUMP #13 & #14 SUCTION LINE INSTALLED NEW PIPING; LINE NO. 3"SI-l 106-DB2 VIA WELDOLET TIE-IN TO EXISTING 6"SI-l 106-DB2 PER DCN 1401194 TO SERVE AS NEW PIPING/FLEX MOD FLEX PUMP #13 & #14 DISCHARGE LINE REPLACED RCP 1B SEAL HOUSING BOLTS WITH INCONEL STUDS AND BOLTING NUTS (REACTOR COOLANT PUMP IB JR131NPPIOIB)

INSTALLED NEW FLEX PIPING; LINE NO. 3"AF-1077-WB3 WITH NEW ISOLATION VALVE 1-AF-0100 TO SERVE AS NEW FLEX PUMP #II PIPING/FLEX MOD SUCTION LINE INSTALLED NEW PIPING; LINE NO. 3"AF-1047-GA3 WITH NEW ISOLATION VALVE 1-AF-0104 TO SERVE AS NEW FLEX PUMP #11 PIPING/FLEX MOD DISCHARGE LINE.

REPLACED COMPONENT EW-1407-02P, SPOOL PIECE EW-1407-Al-A03.

PIPE SECTION IS APROXIMA TEL Y 2-FT IN LENGTH AND LOCATED PIPING DOWN STREAM OF ECW PUMP 1B (3R281NPA101B)

INSTALLEDNEW'PIPING; 3"AF-1077-WB3 WITH NEW 3" ISOLATION PIPING/FLEX MOD VALVE 1-AF-OIOOTO SERVE AS NEW FLEX PUMP #12 SUCTION LINE INSTALLED NEW PIPING: 3"AF-1014-GA3 WITH NEW ISOLATION PIPING/FLEX MOD VALVE 1-AF-0101 TO SERVE AS NEW FLEX PUMP #12 DISCHARGE LINE BOLTING REPLACED DAMAGED PRIMARY MANWA Y FASTENERS INSTALLED MECHANICAL TUBE PLUGS TO DEGRADED SIG TUBES PLUG IDENTIFIED DURING 1REl9 EDDY CURRENT TESTING INSTALLED MECHANICAL TUBE PLUGS TO DEGRADED SIG TUBES PLUG IDENTIFIED DURING 1REJ9 EDDY CURRENT TESTING SNUBBER REPLACED HYDRAULIC SNUBBER HATCH REINSTALLED HATCH TO SECODAR Y MOISTURE SEP ARA TOR ASSY REPLACED MECHANICAL SNUBBER SIN 446, MODEL ADlSI, HANGER SNUBBER RCIOOOSSOOOl

. ~

Date Repair/Replacement completed Plan Number 11110/2015 1

JS 019 111112015 I

15 021 11/112015 1

15 022 11/1/2015 I

15 023 11/112015 I

15 024 11110/2015 I

15 025 11110/2015 I

15 026' 11/3/2015 1

15 027 I 1/10/2015 1

15 029 11/1112015 1

15 030 7/1/2015 I

15 03I 11/10/2015 1

15 032 11/11/2015 I

15 033 1119/2015 1

15 039 1119/2015 1

15 041 11/10/2015 1

15 043 l l/ll/2015 1

15 045 11/8/2015 I

15 047 11/7/2015 1

15 053

Code Class CORRECTIVE MEASURE 2

REPLACEMENT 2

REPAIR TABLE 2 ABSTRACT OF REPAIR/REPLACEMENT ACTIVITIES REQUIRED FOR CONTINUED SERVICE 1RE19 FALL 2015 Item Descriotion Descriotion ofWork SEAL CAP REPLACED SEAL CAP SEAL WELDED PIPE CAP ON LOOP IA PRIMARY SAMPLE VALVE VALVE (2Rl41 TRC0056)

Repair Replacement Activities 1-13-027 and 1-15-052 were removed from Abstract table March 24, 2016.

')I Date Repair/Replacement comnleted Plan Number 12/18/2015 I

15 064 12/I 8/2015 I

15 065

SUMMARY

REPORT For 1RE19 INSERVICE INSPECTION Of UNITl SOUTH TEXAS PROJECT ELECTRIC GENERATING STATION SOUTH TEXAS PRO.JECT ELECTRIC GEt,IERATING STl*TION STP NUCLEAR OPERATING COMPANY 10/17 /2015-12/25/2015

.~-..

~,.

COVERSHEET 1RE19 INSERViCE INSPECTION

SUMMARY

REPORT SOUTH TEXAS PROJECT ELECTRIC GENERATING STATION, UNIT 1 P.O. BOX289 WADSWORTH, TEXAS 77483 *.. *'.

USNRC DOCKET NO: 50-498 OPERATING LICENSE NO: NPF-78 COMMERCIAL OPERATION DATE: AUGUST 25, 1988 Prepared~~

~J. Williams, ISi Program Engineer Date 1..2 MWR i \\o.

Reviewed by:

, / '.

Date Jhi-/;1; B. Migl ~upervisor, /Testing Programs

/

7

~*"**r*,,.. -.,..,*:;-

SCOPE COMPONENT SUPPORTS, REPAIR/REPLACEMENT ACTIVITIES, SYSTEM PRESSURE TESTS, STEAM GENERATOR TUBING, AND WELD INSPECTION PROGRAMS (IWB, IWC, 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), second period (09/25/2013-09/24/2017). 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, 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.

' ~.

. *-~- :

FORM OAR-1 OWNER'S ACTIVITY REPORT (Code Case N-532-4)

Plant South Texas Project Electric Generating Station Unit No. ___

l ____ Cornmercial service date Aue-ust 25, 1988 Refueling outage no. --'"'l RE="-l "-9 _____ _

(If applicable)

Current inspection interval

!WB, IWC IWD. IWF - 3rd. ~I\\:-::IV=E~-:-'"-2-::nd ____________ _

(1 s, 2*d, 3'd, 4'\\ other)

Current inspection period IWB. IWC, IWD, IWF -2*d; r\\VE-znd -----~-,-----------

(! s, 2nd, 3rd)

Edition and Addenda of Section XI applicable to the inspection plan 2004 No Addenda Date and revision of inspection plan Revision 7 Effective date: 10/8/2012. Supplement 1 Effective date: 7/18/2013 Supplement 2 Effective date: 4/2/2014 Edition and Addenda of Section XI applicable to repairs/replacement activities, if different than the inspection plan N/A Code Cases used: N-460, N-532-4 N-578-1. N-706-1. N-729-1. N-770-1. 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 Inspection Plan as required by th ASME Code,.. t!on

. and ( c) the repair/replacement activities and evaluations supporting the completion of l

9 fo t the quirements of Section XI.

berJ Date:

March 22, 2016 CERTIFICATE OF INS ER VICE 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 descnbed this report Furthermore, neither the inspector nor his employer shall be liable in any manner for any personal injury or property damage or a loss of any kind arising from the connected with this inspection.

t "V')-*

ommissions _

_.,__~--'-r;t--+/---"~-b~b ____ _

. Inspector's ignature. J Nationa!Jfoard, State, Province, and Endorsements

'ft-,.~!Jft t/JI I Date <~!0/~<fJ(b

Examination Cate~ory B-Q NOTES:

TABLE 1 ITEMS WITH FLAWS OR RELEVANT CONDITIONS THAT REQUIRE EVALUATION FOR CONTINUED SERVICE Item Number 816.20 1RE19 FALL 2015 Item Description CR 15-24440-Eddy current examination identified a possible volumetric indication in the steam generator 1 d tube row 30 column 78 (D-R30C78) at about 0.2 to 0.3 inches above the hot leg tubesheet.

Evaluation Description The indication could not be definitively tied to wear from a loose part. As a result, tube 1 D-R30C78 was plugged by work order 512677, WAN 506226. Tube was *plugged per ASME Section XI traveler 01-15-43

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

2. Surveillance procedure OPSP11-RC-0015 Revision 17, ASME Section XI lnservice Inspection, documents lnservice Inspection activities during 1 RE19.

~

~.-

Code Class CORRECTIVE MEASURE 3

REPLACEMENT 3

REPLACEMENT 2

REPLACEMENT I

REPLACEMENT 1

REPLACEMENT I

REPLACEMENT III/3 REPLACEMENT 2

REPLACEMENT 2

REPLACEMENT TABLE 2 ABSTRACT OF REPAIR/REPLACEMENT ACTIVITIES REQUIRED FOR CONTINUED SERVICE 1RE19 FALL 2015 Item Descriotion Descriotion of Work Valve REPLACED CHILLER 12B OUTLET THROTTLE VALVE (CH-VLV-0598)

SEAL REPLACED MECH SEALS/GLANDS AND BEARINGS.

MECHANICAL REPLACE MECHANICAL SEALS ON SPENT FUEL POOL COOLING PUMP SEAL IA (3R2 l INPAI 0 IA)

REPLACED 2 IN. ECW PIPING AND SPOOL EW-1314-A-A05 ON LINE PIPING 2"EW-1314-WT3 REBUILT STRAINER, REPLACED BASKET ASSY AND BACKWASH ARM STRAINER ASSY.

OF ECW SELF CLEANING STRAINER IC 3R281NSPIOIC REPLACED ESSENTIAL CHILLER 12B ECW RETURN VALVE VALVE 3R281TEW1004 PIPING REPLACED SECTION OF ECW TRAIN IA PIPING IEWSYSTEM PIPING REPLACED SECTION OF ECW TRAIN IA PIPING IEWSYSTEM REPLACE EXISTING STUD BOLTS AND NUTS AT VALVE CC-0014 WITH VALVE CAP CAP SCREWS SEAL REPLACED SEAL ON PUMP LUBE OIL CIRC PUMP 30151MPU0234 REPLACED DIESEL GENERA TOR# 11 ECW SUPPLY VAL VE VALVE 3R281TEWOOl6 PIPING REPLACED SECTION OF ECW TRAIN IA PIPING IEWSYSTEM PIPING REPLACED SECTION OF 18" DIA. PIPE IN "C" TRAIN IVC PUMP SEAL REPLACED SEAL.ON REACTOR COOLANT PUMP IC (IRl31NPPIOIC)

PUMP SEAL REPLACED SEAL ON REACTOR COOLANT PUMP IB(1Rl31NPPIOIB)

REPLACED PRESSURIZER SAFETY VAL VE WITH NEW OR REBUILT VALVE VALVE (NIRCPSV3450)

REPLACED PRESSURIZER SAFETY VAL VE WITH NEW OR REBUILT VALVE VALVE (NIRCPSV34SI)

REPLACED PRESSURIZER SAFETY VAL VE WITH NEW OR REBUILT VALVE VALVE (NJRCPSV3452)

MECHANICAL REPLACED MM SUPPORT PACKAGE (REACTOR COOLANT PUMP SUPPORT MOTOR NO 4 2Rl31NPP103D)

INSTALLED NEW 3" DIA. ASME CL. 2 FLEX PIPING AND NEW ISOLATION VAL VE [2-CS-0060] VIA TIE-IN TO EXISTING LINE NO.

PIPING/FLEX MOD 12"SI-1201-UB2.

INSTALLED NEWASME CL. 2 PIPING; LINE NO. 3"SI-1201-UB2 ALONG WITH NEW 3" ISOLATION VALVE; TPNS 2Nl21TSI0210B /NEW FLEX PIPING/FLEX MOD PUMP SUCTION LINE Date Repair/Replacement completed Plan Number I 0/21/2014 I

12 053 11/06/2014 I

13 046 9/26/2014 I

13 047 6/14/2014 I

14 012 6/13/2014 I

14 015 10/2112014 I

14 020 9/17/2014 I

14 021 9/17/2014 I

14 022 12/9/2014 I

14 023 10/24/2014 I

14 024 3/9/2015 I

14 027 3/9/2015 I

15 002 1117/2015 I

15 004 11/16/2015 I

15 005 11/6/2015 1

15 006 1117/2015 I

15 011 1117/2015 I

15 012 1117/2015 I

15 013 1112/2015 1

15 014 I 1/10/2015

_I 15 017 11/10/2015 I

15 018

Code Class CORRECTIVE MEASURE 2

REPLACEMENT REPLACEMENT 1

1 REPLACEMENT REPLACEMENT I

REPLACEMENT I

REPLACEMENT 2

REPLACEMENT 1

REPLACEMENT 3

1 REPLACEMENT REPAIR 1

REPAIR 1

2 REPLACEMENT 1

REPAIR REPLACEMENT

!(NF)

TABLE 2 ABSTRACT OF REPAIR/REPLACEMENT ACTIVITIES REQUIRED FOR CONTINUED SERVICE 1RE19.

FALL 2015 Item Description Description of Work INSTALLED NEW ASME CL. 2 PIPING; LINE NO. 3"SI-1206-DB2 ALONG WITHNEW3" ISOLATION VALVE; TPNS 2Nl22TSI02118 AND NEW 3" -

600# SPECTACLE INSERT BLIND TO SERVE AS NEW FLEX PUMP # 16 PIPING/FLEX MOD DISCHARGE LINE JAW DCP 12-11658-74; REF: DCN 1401194.

REPLACED HEAD VENT ISOLATION VALVE 1-HV-3657A WITH VALVE UPGRADED BOLTED BONNET VALVE AIRCHV3657A VALVE REPLACED HEAD VENT ISOLATION VALVE 1-HV-3658AAIRCHV3658A REPLACED HEAD VENT ISOLATION VALVE 1-HV-3658B WITH VALVE UPGRADED BOLTED BONNET VALVE BIRCHV3658B REPLACED HEAD VENT ISOLATION VALVE 1-HV-3657B WITH VALVE UPGRADED BOLTED BONNET VALVE B 1 RCHV3657B INTALLED NEW PIPING; LINE NO. 3"Sl-1101-UB2 VIA WELDOLET TIE-IN TO EXISTING 12"SI-1101-UB2 PER DCN 1401193 TO SERVE AS NEW PIPING/FLEX MOD FLEX PUMP #13 & #14 SUCTION LINE INSTALLED NEW PIPING; LINE NO. 3"Sl-1106-DB2 VIA WELDOLET TIE-IN TO EXISTING 6"Sl-1106-DB2 PER DCN 1401194 TO SERVE AS NEW PIPING/FLEX MOD FLEX PUMP #13 & #14 DISCHARGE LINE REPLACED RCP 18 SEAL HOUSING BOLTS WITH INCONEL STUDS AND BOLTING NUTS (REACTOR COOLANT PUMP 18 1R131NPP1018)

INSTALLED NEW FLEX PIPING; LINENO. 3"AF-1077-WB3 WITI-INEW ISOLATION VAL VE 1-AF-O 100 TO SERVE AS NEW FLEX PUMP # 11 PIPING/FLEX MOD SUCTION LINE INSTALLED NEW PIPING; LINE NO. 3"AF-1047-GA3 WITH NEW ISOLATION VALVE l-AF-0104 TO SERVE AS NEW FLEX PUMP #11 PIPING/FLEX MOD DISCHARGE LINE.

REPLACED COMPONENT EW-1407-02P, SPOOL PIECE EW-1407-Al-A03.

PIPE SECTION IS APROXIMATELY 2-FT IN LENGTH AND LOCATED PIPING DOWN STREAM OF ECW PUMP 18 (3R281NPA1018)

INSTALLED NEW PIPING; 3"AF-1077-WB3 WITH NEW 3" ISOLATION PIPING/FLEX MOD VALVE l-AF-0100 TO SERVE AS NEW FLEX PUMP #12 SUCTION LINE INSTALLED NEW PIPING: 3"AF-1014-GA3 WITH NEW ISOLATION PIPING/FLEX MOD VALVE l-AF-0101 TO SERVE AS NEW FLEX PUMP #12 DISCHARGE LINE BOLTING REPLACED DAMAGED PRIMARY MANWA Y FASTENERS INSTALLED MECHANICAL TUBE PLUGS TO DEGRADED SIG TUBES PLUG IDENTIFIED DURING 1RE19 EDDY CURRENT TESTING INSTALLED MECHANICAL TUBE PLUGS TO DEGRADED SIG TUBES PLUG IDENTIFIED DURING 1RE19 EDDY CURRENT TESTING SNUBBER REPLACED HYDRAULIC SNUBBER HATCH REINSTALLED HATCH TO SECODARY MOISTURE SEP ARA TOR ASSY REPLACED MECHANICAL SNUBBER SIN 446, MODEL ADI 51, HANGER SNUBBER RCIOOOSSOOOI Date Repair/Replacement completed Plan Number 11/10/2015 1

15 019 11/1/2015 1

15 021 11/1/2015 I

15 022 11/1/2015 1

15 023 11/1/2015 1

15 024 11/10/2015 1

15 025 11/10/2015 1

15 026 11/3/2015 1

15 027 11/10/2015 1

15 029 11/11/2015 1

15 030 7/1/2015 1

15 031 11/10/2015 1

15 032 11/11/2015 1

15 033 11/9/2015 1

15 039 11/9/2015 1

15 041 11/10/2015 1

15 043 11/11/2015 1

15 045 11/812015 1

15 047 11/7/2015 I

15 053

Code Class CORRECTIVE MEASURE 2

REPLACEMENT 2

REPAIR TABLE 2 ABSTRACT OF REPAIR/REPLACEMENT ACTIVITIES REQUIRED FOR CONTINUED SERVICE 1RE19 FALL 2015 Item Descrintion Deserintion of Work SEAL CAP REPLACED SEAL CAP SEAL WELDED PIPE'CAP ON LOOP lA PRIMARY SAMPLE VALVE VALVE (2R141 TRC0056)

*Repair Replacement Activities 1-13-027 and 1-15-052 were removed from Abstract table March 24, 2016.

Date Repair/Replacement comnlcted Pinn Number 12/18/2015 1

15 064 12/18/2015 l

15 065

SUMMARY

REPORT For 1RE19 INSERVICE INSPECTION Of UNITl SOUTH TEXAS PROJECT ELECTRIC GENERATING STATION SOUTH TEXAS PRO,JECT ELECTRIC GENERATING ST,i\\TIOf\\l STP NUCLEAR OPERATING COMPANY 10/17 /2015-12/25/2015

..... -- -*. :.~-

~

COVERSHEET 1RE19 lNSERViCE INSPECTION

SUMMARY

REPORT SOUTH TEXAS PROJECT ELECTRIC GENERATING STATION, UNIT 1 P.O. BOX289 WADSWORTH, TEXAS 77483 USNRC DOCKET NO: 50-498 OPERATING LICENSE NO: NPF-78 COMMERCIAL OPERATION DATE: AUGUST 25, 1988 PreparedL1L

~J. Williams, ISi Program Engineer Date 't..'2. Mit'R i lp Reviewed by:

, i Date,th z, /Jk1 B. Migl ~upervisor, /Testing Programs

/

SCOPE COMPONENT SUPPORTS, REPAIR/REPLACEMENT ACTIVITIES, SYSTEM PRESSURE TESTS, STEAM GENERATOR TUBING, AND WELD INSPECTION PROGRAMS (IWB, IWC, 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), second period (09/25/2013-09/24/2017). 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, 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 l\\NJ3-2500-1 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.

FORM OAR-1 OWNER'S ACTIVITY REPORT (Code Case N-532-4)

Plant South Texas Project Electric Generating Station Unit No. __ --"-----Cornmercial service date August 25 1988 (If applicable)

Refueling outage no. __

l=RE~~l 9"-------

Current inspection interval IWB. IWC IWD IWF - 3rd ; =-IV'"'-IV=E_-=2n-.,d ____________ _

(1 51, 2'd, 3rtl, 4'11, other)

Current inspection period IWB. IWC, IWD IWF-2nd; IWE-2nd ----,....,--.,,----..,-------------

(1st, 2"<l, 3rtl)

Edition and Addenda of Section XI applicable to the inspection plan 2004 No Addenda Date and revision of inspection plan Revision 7 Effective date: 10/8/2012. Supplement 1 Effective date: 7118/2013 Supplement 2 Effective date: 4/2/2014 Edition and Addenda of Section XI applicable to repairs/replacement activities, if different than the inspection plan NI A Code Cases used: N-460. N-532-4. N-578-1. N-706-1. N-729-1. N-770-1. 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 Inspection Plan as required by th ASME Code, tion

and ( c) the repair/replacement activities and evaluations Sllpporting the completion of 1

9 fo t the quirements of Section XL ber)

Date:

March 22, 2016 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 bis employer makes any warranty, expressed or implied, concerning the repairs/

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

v;

~,,. g* ---~s-t

=:!it~~j.~~~~~~::::::::::=--t~off.IIlIIllam~*s~si~on~s ____ ~y/~-J5_,.__~~~----------------

'fl~~~tu;-~

NationaIOard, State, Province, and Endorsements Date c :;ya= 20/~

GfJ (~

Examination Cateqory B-Q NOTES:

TABLE 1 ITEMS WITH FLAWS OR RELEVANT CONDITIONS THAT REQUIRE EVALUATION FOR CONTINUED SERVICE Item Number 816.20 1RE19 FALL 2015 Item Description CR 15-24440-Eddy current examination identified a possible volumetric indication in the steam

generator 1 d tube row 30 column 78 (D-R30C78) at about 0.2 to 0.3 inches above the hot leg tubesheet.

Evaluation Description The indication could not be definitively tied to wear from a loose part. As a result, tube 1 D-R30C78 was plugged by work order 512677, WAN 506226. Tube was plugged per ASME Section XI traveler 01-15-43

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

2. Surveillance procedure OPSP11-RC-0015 Revision 17, ASME Section XI lnservice Inspection, documents lnservice Inspection activities during 1 RE19.

~.

Code Class CORRECTIVE MEASURE 3

REPLACEMENT 3

REPLACEMENT 2

REPLACEMENT I

REPLACEMENT 1

REPLACEMENT I

REPLACEMENT IIU3 REPLACEMENT 2

REPLACEMENT 2

REPLACEMENT TABLE 2 ABSTRACT OF REPAIR/REPLACEMENT ACTIVITIES REQUIRED FOR CONTINUED SERVICE 1RE19 FALL 2015 c

Item Description Description of Work Valve REPLACED CHILLER 12B OUTLET THROTTLE VALVE (CH-VLV-0598)

SEAL REPLACED MECH SEALS/GLANDS AND BEARINGS.

MECHANICAL REPLACE MECHANICAL SEALS ON SPENT FUEL POOL COOLING PUMP SEAL IA (3R21 INPAIOIA)

REPLACED 2 IN. ECW PIPING AND SPOOL EW-1314-A-AOS ON LINE PIPING 2"EW-1314-WT3 REBUILT STRAINER, REPLACED BASKET ASSY AND BACKWASH ARM STRAINER ASSY.

OF ECW SELF CLEANING STRAINER IC 3R281NSPIOIC REPLACED ESSENTIAL CHILLER 12B ECW RETURN VAL VE VALVE 3R281TEW1004 PIPING REPLACED SECTION OF ECW TRAIN IA PIPING IEWSYSTEM PIPING REPLACED SECTION OF ECW TRAIN IA PIPING !EWSYSTEM REPLACE EXISTING STUD BOLTS AND NUTS AT VALVE CC-0014 WITH VALVE CAP CAP SCREWS SEAL REPLACED SEAL*ON PUMP LUBE OIL CIRC PUMP 3Q15JMPU0234 REPLACED DIESEL GENERA TOR# I 1 ECW SUPPLY VAL VE VALVE 3R28ITEWOO16 PIPING REPLACED SECTION OF ECW TRAIN IA PIPING I EWSYSTEM PIPING REPLACED SECTION OF 18" DIA. PIPE IN "C" TRAIN IVC PUMP SEAL REPLACED SEAL ON REACTOR COOLANT PUMP IC (1RJ31NPPI01C)

PUMP SEAL REPLACED SEAL ON REACTOR COOLANT PUMP IB(IRI3JNPPIOIB)

REPLACED PRESSURIZER SAFETY VAL VE WITH NEW OR REBUILT VALVE VALVE (NlRCPSV3450)

REPLACED PRESSURIZER SAFETY VAL VE WITH NEW OR REBOIL T VALVE VALVE (NIRCPSV3451)

REPLACED PRESSURIZER SAFETY VAL VE WITH NEW OR REBUILT VALVE VALVE (N1RCPSV3452)

MECHANICAL REPLACED MM SUPPORT PACKAGE (REACTOR COOLANT PUMP SUPPORT MOTOR NO 4 2R1JINPP103D)

INSTALLED NEW 3" DIA. ASME CL. 2 FLEX PIPING AND NEW ISOLATION VAL VE [2-CS-0060] VIA TIE-IN TO EXISTING LINE NO.

PIPING/FLEX MOD 12"Sl-1201-UB2.

INSTALLEDNEWASME CL. 2 PIPING; LINE NO. 3"SI-1201-UB2 ALONG WITH NEW 3" ISOLATION VALVE; TPNS 2Nl21,TSI0210B /NEW FLEX PIPING/FLEX MOD PUMP SUCTION LINE Date completed 10/21/2014 I 1/06/2014 9/26/2014 6/14/2014 6113/2014 10/21/2014 9/17/2014 9/17/2014 12/9/2014 10/24/2014 3/9/2015 3/9/2015 11/7/2015 I 1/16/2015 I 11612015 I 117/2015 1117/2015 1117/2015 11/2/2015 11/10/2015 I 1/10/2015 Rcpair/Rcplaccmcnt Plan Number 1

12 1

13 1

14 I

14 1

14 I

14 1

14 I

14 1

14 I

15 I

15 1

15 I

15 1

15 I

15 053 046 047 012 015 020 021 022 023 024 027 002 004 005 006 011 012 013 014 017 018 tJJ~/

.iA_.,;. /;4-

Code Class CORRECTIVE MEASURE 2

REPLACEMENT REPLACEMENT 1

1 REPLACEMENT REPLACEMENT 1

REPLACEMENT 1

REPLACEMENT 2

REPLACEMENT 1

i REPLACEMENT i

3 REPLACEMENT 3

REPLACEMENT 3

1 REPLACEMENT REPAIR I

REPAIR 1

2 REPLACEMENT I

REPAIR REPLACEMENT

!(NF)

TABLE 2 ABSTRACT OF REPAIR/REPLACEMENT ACTIVITIES REQUIRED FOR CONTINUED SERVICE 1RE19 FALL 2015 Item Description Description ofWork INSTALLED NEW,ASME CL. 2 PIPING; LINE NO. 3"SI-1206-DB2 ALONG WITH NEW 3" ISOLATION VALVE; TPNS 2Nl22TSI0211B AND NEW 3" -

600# SPECTACLE INSERT BLIND TO SERVE AS NEW FLEXPUMP#16 PIPING/FLEX MOD DISCHARGE LINE JAW DCP 12-11658-74; REF: DCN 1401194.

REPLACED HEAD VENT ISOLATION VALVE 1-HV-3657A WITH VALVE UPGRADED BOLTED BONNET VAL VE A1RCHV3657 A VALVE REPLACED HEAD VENT ISOLATION VAL VE 1-HV-3658A A1RCHV3658A REPLACED HEAD VENT ISOLATION VALVE 1-HV-3658B WITH VALVE UPGRADED BOLTED BONNET VALVE BIRCHV3658B REPLACED HEAD VENT ISOLATION VALVE 1-HV-3657B WITH VALVE UPGRADED BOLTED BONNET VAL VE B 1 RCHV3657B INT ALLED NEW PIPING; LINE NO. 3"Sl-1101-UB2 VIA WELDOLET TIE-IN TO EXISTING 12"Sl-1101-UB2 PER DCN 1401193 TO SERVE AS NEW PIPING/FLEX MOD FLEX PUMP #13 & #14 SUCTION LINE INSTALLED NEW PIPING; LINE NO. 3"SI-! 106-DB2 VIA WELDOLET TIE-IN TO EXISTING 6"Sl-1106-DB2 PER DCN 1401194 TO SERVE AS NEW PIPING/FLEX MOD FLEX PUMP# 13 & # 14 DISCHARGE LINE REPLACED RCP 1B SEAL HOUSING BOLTS wri:H INCONEL STUDS AND BOLTING NUTS (REACTOR COOLANT PUMP 1B !R13 INPP101B)

INSTALLED NEW FLEX PIPING; LINE NO. 3"AF-I 077-WB3 WITH NEW ISOLATION VAL VE l-AF-0100 TO SERVE AS NEW FLEX PUMP# 11 PIPING/FLEX MOD SUCTION LINE INSTALLED NEW PIPING; LINE NO. 3"AF-1047-GA3 WITH NEW ISOLATION VALVE 1-AF-0104 TO SERVE AS NEW FLEX PUMP #11 PIPING/FLEX MOD DISCHARGE LINE.

REPLACED COMPONENT EW-1407-02P, SPOOL PIECE EW-1407-Al-A03.

PIPE SECTION IS APROXIMA TEL Y 2-FT IN LENGTH AND LOCATED PIPING DOWN STREAM OF ECWPUMP 1B (3R281NPA101B)

INSTALLED NEW PIPING; 3"AF-1077-WB3 WITH NEW 3" ISOLATION PIPING/FLEX MOD VALVE 1-AF-O!OOTO SERVE AS NEW FLEX PUMP #12 SUCTION LINE INSTALLED NEW.PIPING: 3"AF-1014-GA3 WITH NEW ISOLATION PIPING/FLEX MOD VALVE 1-AF-0101 TO SERVE AS NEW FLEX PUMP #12 DISCHARGE LINE BOLTING REPLACED DAMAGED PRIMARY MANWAY FASTENERS INSTALLED MECHANICAL TUBE PLUGS TO DEGRADED SIG TUBES PLUG IDENTIFIED DURING !RE19 EDDY CURRENT TESTING INSTALLED MECHANICAL TUBE PLUGS TO DEGRADED SIG TUBES PLUG IDENTIFIED DURING IRE19 EDDY CURRENT TESTING SNUBBER REPLACED HYDRAULIC SNUBBER HATCH REINSTALLED HATCH TO SECODARY MOISTURE SEPARATOR ASSY REPLACED MECHANICAL SNUBBER SIN 446, MODEL AD151, HANGER SNUBBER RCIOOOSSOOOI Date Repair/Replacement completed Plan Number 11/10/2015 1

15 019 11/1/2015 1

15 021 11/1/2015 1

15 022 111112015 1

15 023 111112015 I

15 024 11/10/2015 1

15 025 11/10/2015 I

15 026 11/3/2015 I

15 027 11/10/2015 I

15 029 11/11/2015 1

15 030 7/1/2015 I

15 031 11/10/2015 1

15 032 11/11/2015 1

15 033 11/9/2015 1

15 039 11/9/2015 1

15 041 11/10/2015 1

15 043 I 1/11/2015 1

15 045 11/8/2015 I

15 047 I 117/2015 I

15 053

.Code Class CORRECTIVE MEASURE 2

REPLACEMENT 2

REPAIR TABLE 2 ABSTRACT OF REPAIR/REPLACEMENT ACTIVITIES REQUIRED FOR CONTINUED SERVICE 1RE19 FALL 20-15 Item Descrintion Descriotion ofWork SEAL CAP REPLACED SEAL CAP SEAL WELDED PIPE CAP ON LOOP IA PRIMARY SAMPLE VALVE VALVE (2R141TRC0056)

*Repair Replacement Activities 1-13-027 and 1-15-052 were removed from Abstract table March 24, 2016, Date Repair/Replacement comnleted Pinn Number 12/18/2015 I

15 064 12/18/2015 1

15 065

South Texas Project E!ectr/c Generating StaUon P.O. Box 28JJ 1%dsworth, Texas 77483 U.S. Nuclear Regulatory Commission Attention: Document Control Desk Washington, DC 20555-0001 South Texas Project Unit 1 Docket No. STN 50-498 lnservice Inspection Summary Report-1 RE19 March 24, 2016 NOC-AE-16003355 10 CFR 50.55(a)

Attached.are four copies of the South Texas Project Unit 1 summary report for inservice inspections performed prior to and during scheduled refueling outage 1 RE19 completed in December 2015. 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 James Williams at (361) 972-7179 or me at (361) 972-7030.

web

Attachment:

~c~I~

Manager, Design Engineering Testing & Programs Engineering Summary Report For 1RE19 lnservice Inspection Of Unit 1 South Texas Project Electric Generating Station ( 4 copies)

STI: 34293148

cc:

(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 (08H04) 11555 Rockville Pike Rockville, MD 20852 NRC Resident Inspector U. S. Nuclear Regulatory Commission P. 0. Box 289, Mail Code: MN116 Wadsworth, TX 77483 L'

(electronic copy)

NOC-AE-16003355 Page 2 of 2 Morgan. Lewis & Bockius LLP Steve Frantz, Esquire U.S. Nuclear Regulatory Commission Lisa M. Regner NRG South Texas LP Chris O'Hara Jim van Suskil Skip Zahn CPS Energy Kevin Pollo Cris Eugster L.D. Blaylock Crain Caton & James, P.C;--

Peter Nemeth City of Austin Elaina Ball John Wester Texas Dept. of State Health Services Richard A. Ratliff Robert Free

SUMMARY

REPORT For 1RE19 INSERVICE INSPECTION Of UNITl SOUTH TEXAS PROJECT ELECTRIC GENERATING STATION SOUTH TEXAS PRO.JECT ELECTRIC GENERATING STATION STP NUCLEAR OPERATING COMPANY 10/17 /2015-12/25/2015

COVERSHEET 1RE19 INSERVICE INSPECTION

SUMMARY

REPORT SOUTH TEXAS PROJECT ELECTRIC GENERATING STATION, UNIT 1 P.O. BOX289 WADSWORTH, TEXAS 77483 USNRC DOCKET NO: 50-498 OPERATING LICENSE NO: NPF-78 COMMERCIAL OPERATION DATE: AUGUST 25, 1988 Date '1..2 MJ\\.K I l,o

SCOPE COMPONENT SUPPORTS, REPAIR/REPLACEMENT ACTIVITIES, SYSTEM PRESSURE TESTS, STEAM GENERATOR TUBING, AND WELD INSPECTION PROGRAMS (IWB, IWC, 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), second period (09/25/2013-09/24/2017). 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, 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.

FORM OAR-1 OWNER'S ACTIVITY REPORT (Code Case N-532-4)

Report Nunmber __

__,;O~AR~-~l=RE=1=9 ______________________________ _

Plant South Texas Project Electric Generating Station Unit No.. _________ Commercial service date August 25, 1988 Refueling outage no. ---'l~RE=l~9'-------

(If applicable)

Current inspection interval Current inspection period IWB IWC IWD IWF - 3rd ; ~IW~E_,-=2....,nd~-----------

(1 ", 2*d, 3rd, 4111, other)

IWB, !WC, IWD, IWF -2nd; IWE-2nd ----,.,.-,-,..,--;------------

(! ", znd, 3rd)

Edition and Addenda of Section XI applicable to the inspection plan 2004 No Addenda Date and revision of inspection plan Revision 7 Effective date: l 0/8/2012, Supplement 1 Effective date: 711812013 Supplement 2 Effective date: 4/2/2014 Edition and Addenda of Section XI applicable to repairs/replacement activities, if different than the inspection plan NI A Code Cases used: N-460, N-532-4 N-578-1, N-706-1 N-729-1, N-770-1, 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 Inspection Plan as required by th ASME Code, tion

and ( c) the repair/replacement activities and evaluations supporting the completion of 1

9 fo t the quirements of Section XL berJ Date:

March 22, 2016 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 descnbed this report. Furthermore, neither the inspector nor his employer shall be liable in any manner for any personal injmy or property damage or a loss of any kind arising from the connected with this inspection.

z,Vr Inspector's 1gnature. J

i,f!lfi "le Date c ~