DCL-22-060, Owner'S Activity Report for Unit 1 Twenty-Third Refueling Outage

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Owner'S Activity Report for Unit 1 Twenty-Third Refueling Outage
ML22202A491
Person / Time
Site: Diablo Canyon Pacific Gas & Electric icon.png
Issue date: 07/21/2022
From: Darrell Adams
Pacific Gas & Electric Co
To:
Document Control Desk, Office of Nuclear Reactor Regulation
References
DCL-22-060
Download: ML22202A491 (24)


Text

ffl Pacific Gas and Dallas L Adams Diablo Canyon Power Plant Acting Manager, Program Mall code 104141427 Electric C:ompany* Englneerl ng P.O. Box 56 Avila Beach, CA 93424 805.545.6182 Oallas.Adam s@~ge.com PG&E Letter DCL-22-060 10 CFR 50.4 U.S. Nuclear Regulatory Commission ATTN: Document Control Desk Washington, DC 20555-0001 Docket No. 50-275, OL-DPR-80 Diablo Canyon Unit 1 Owner's Activity Report for Unit 1 Twenty-Third Refueling Outage

Dear Commissioners and Staff:

In accordance with American Society of Mechanical Engineers (ASME)

Code Case N-532-5 , enclosed is the Owner's Activity Report for inservice inspection (ISi) activities performed at Diablo Canyon Power Plant Unit 1 through the completion of the Unit 1 Twenty-Third Refueling Outage.

Code Case N-532-5 was used as an alternative to the requirements of ASME Section XI , Article IWA-6000, as listed in Regulatory Guide 1.147, "lnservice Inspection Code Case Acceptability, ASME Section XI, Division 1," Revision 20 , and approved in accordance with 10 CFR 50 .55a(b)(5).

Pacific Gas and Electric Company makes no new or revised regulatory commitments (as defined by NEI 99-04) in this submittal.

If you have any questions regard ing the information enclosed or other ISi program activities, please contact me at (805) 545-6182 .

Sincerely, Dallas L. Adams 1~ JJ.-Jo~J..

Date A member of the STARS Alliance Callaway

  • Diablo Canyon
  • Palo Verde
  • Wolf Cree k

Document Control Desk PG&E Letter DCL-22-060 Page 2 rntt/50942981 - 6 Enclosure cc/enc: Mahdi O. Hayes, NRC Senior Resident Inspector Samson S. Lee, NRC Senior Project Manager Scott A. Morris, NRC Region IV Administrator Diablo Canyon Distribution A member of the STARS Alliance Callaway

  • Diablo Canyon
  • Palo Verde
  • Wolf Creek

Enclosure PG&E Letter DCL-22-060 Diablo Canyon Power Plant Unit 1 Refueling Outage: 1R23 Operating License No. DPR-80 USNRC Docket No. 50-275 Owner's Activity Report, Revision 2

DIABLO CANYON POWER PLANT UNIT 1 REFUELING OUTAGE: 1R23 Operating License No. DPR-80 USNRC Docket No. 50-275 OWNER'S ACTIVITY REPORT Rev. 2 Contents:

Introduction :

OAR-1 Report Number: DCPP-1 R23 :

Table 1: Items with Flaws or Relevant Conditions That Requ ired Evaluation for Continued Service.

Table 2: Abstract of Repair/Replacement Activities Required for Continued Service.

Prepared By:

~ " "* ISi Program aw,.,

Date ] - °J.O-J1..

Document Date: July 20, 2022 Pacific Gas and Electric Company 77 Beale Street, San Francisco, CA 94105 Diablo Canyon Power Plant P.O. Box 56, Avila Beach , CA 93424 Page 1 of 4

INTRODUCTION lnservice inspection (ISi) of scheduled ASME Section XI components and their supports at Pacific Gas and Electric Company's Diablo Canyon Power Plant (DCPP) Unit 1 was completed during the twenty-third refueling outage (1 R23) from March 2022 through April 2022.

1R23 was the second outage in the second period within the fourth 10-year ISi interval.

This Owner's Activity Report, OAR-1, complies with the provisions of Code Case N-532-5 as approved by Regulatory Guide 1.1 47, Revision 20.

The OAR-1 Report covers any mid-cycle Section XI Repair/Replacement work closed-out on or after December 3, 2020, and any applicable 1R23 Section XI Repair/Replacement work closed-out prior to and including May 22, 2022.

Page 2 of 4

FORM OAR-1 OWNERS ACTIVITY REPORT -- PCPP-1 R23 Report Number - - -=D-=C:.:..P..P  :. _--'-'1R """2=3=--- - - -- - - -- - - - -- - - - - - -- - - --

Plant Diablo Canyon Nuclear Power Plant. P.O. Box 56, Avila Beach. California 93424 Unit No. - ---'---- -- C = orn

.:.:.:..:m..,_,e..,_r=

ci:.:a,_

I s=e=rv~ic""e_,de.ea:.,;te=--_..,_,M"--'a,,_,y_?,......_1,...9:.::8:.::5'---- Refueling outage no. _1~R ~2~3~ _

Current inspection interval - "'"'l. W"-'B~/ . :. ~IW ..:..C

=....../..:..IW

~ D"'"'/"""I-W '-'-'-F_-_4~t~h_ _ ___,l..:.. W""'E=-/'-l"W

"'""L=-- - --'3=r-d-

-= -- - - - - -

(1st, 2nd, 3rd, 4th , other)

Current inspection period _ _ . . :. IW'--'--=B_,_/_,_IW "-'--"C'--'/. . .l.,_

, W=-=D:....:/;....:l..:..

W.:.:.F_--=2.:.:.nd= - ---'-IW'----'-=E""'/.. ,_IW:. .:. : L'----=2""nd= - -- - -- - -

(1 st, 2nd, 3rd)

Edition and Addenda of Section XI applicable to the inspection plans _ _,l'--'-W_,_,B=/--=C"-'/D=/..:...F. . . ._2=0=0"-'7--'E=d,,....,__ /=

20=0=8"-'A'-'=dd=--- - -

IWE/IWL. 2007 Ed / 2008 Add Date and revision of inspection plans IWB / IWC / IWD / IWF - 9/30/2020 Rev . 1 IWE / IWL -- 4/4/2019 Rev. 0 Edition and addenda of Section XI applicable to repair/replacement activities, if different than the inspection plans _

No Difference Code Cases used: _ _ _ _ _ _. . .,_N_,_-_=5=32=-=5....___.N.....-..... 7=22=-...:. 1""'N

...,_-"""7-'-7=0 --=5,__ __ _ _ _ __

(if applicable)

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 requ ired by the ASME Code,Section XI ; and (c) the repair/replacement activities and evaluations supporting the completion of 1R23 (refueling outage no) ooofocm fo the ce~ eclioo XI.

Signed { / Program Engineering Manager Date _ +~ - _l _o_-_:J_o_i_l.._ _ _

Owner or Owner's designee, Title CERTIFICATE OF INSERVICE INSPECTION I, the undersigned, holding a valid comm ission issued by the National Board of Boiler and Pressure Vessel Inspectors and employed by The Hartford Steam Boiler Inspection and Insurance Company of Connecticut have inspected the items described in th is Owner's Activity Report, and state that, to the best of my knowledge and belief, the Owner has performed all activities represen ted by th is 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 repair/replacement activities and evaluation described in this report. Furthermore, neither the Inspector nor his employer shall be person injury or property damage or a loss of any kind arising from or connected with this inspection .

Date Page 3 of 4

FORM OAR-1 OWNERS ACTIVITY REPORT -- PCPP-1R23 TABLE 1 ITEMS WITH FLAWS OR REVELANT CONDITIONS THAT REQUIRED EVALUATION FOR CONTINUED SERVICE Examination Category and Item Number Item Description Evaluation Description None TABLE 2 ABSTRACT OF REPAIR/REPLACEMENT ACTIVITIES REQUIRED FOR CONTINUED SERVICE Code Date Repair/Replacement Item Description Description of Work Class Completed Plan Number 1RV-8010A Inlet Replaced 1 Inlet Flange Bolt for Flange Studs & Nuts 1 RV-8010A that failed VT-1 in 04/08/2022 60143782-0010 1R23 Non-Code leak-off line rep la ced, which required removing original Valve RHR-1-8702 1 leak-off line and welding new 04/26/2022 60143592-0020 Leak-off line-2524 leak-off line to Class 1 valve as per design CCW Heat Exchanger Replaced degraded manway 3 04/27/2022 60144044-0100 1-2 cover assembly Page 4 of 4

Order I Ooerationl Funciional Location (Header) IOperation/SubOeeration short text IRevision IActual finish(~ User Status 60112202 0010 DC-1-16-P-V-MU-1-1555 MU-1-1555: Check Valve lnsp/Part Replace 01 21912021 CLOS RMS OVTS Replaced Disc 60143592 0020 DC-1 P-P-LINE-2524 LINE-2524: Replace Pioin~ Thru Wall Leak 7R23 4/2612022 CLOS ISSD RMS OVTN Replace lea koff line (weld to valve) 60 14-3782 0010 DC-1-07-P-VR-RCS-1-RV-801 OA Fabricate 8010A Inlet Stud 7R23 41812022 CLOS ISSD RMS OVTN Fabricale replacement stud 60143802 0010 DC-1-17-P-V-SW-1-200 SW-1-200: New Replace Check Valve 1R23 4/2012022 CLOS RMS OVTY Replaced valve with spare 60144044 0100 DC-1 M-HX-CCWHE2 CCWHX 1-2: Replace Manwav Assembly 1R23 4/2712022 CLOS RMS MNGD OVTY Replaced Manwav 64163294 0300 DC- 1-17-M-PP-ASP1 ASP1-1: Install Pump 1R23 4/27/2022 CLOS RMS OVTY Replaced pump 64 181744- 0100 DC- 1-17-P-V-SW-1-170 SW-1-170: INSPECT/ REPLACE VALVE D1MX 1111612021 CLOS RMS OVTY Replaced valve with spare 64181772 0100 DC-1 P-V-SW-1-34 SW-1 -34: INSPECT/ REPLACE VALVE D1MX 11/16/2021 CLOS RMS OVTY Replaced valve with spare 64196018 0100 DC- 1-21-M-EN -DEG3 DG 13: STP M-21 -ENG.2 D1EO 12/13/2021 CLOS ISSD RMS RSTR OVTY Reolaced iacket water exoansion tank cao / RV. not rotatedl 64197051 0100 OC-1-21-M-EN-DEG2 DG12: Perform STP M-21-ENG.2 D1 EO 312812022 CLOS ISSD RMS RSTR OVTY Reo laced Jacket water exoansion tank cao (RV. not rotatedl 64176491 0100 DC-1-17-P-V-SW-1-303 Replace valve with spare D1MX 1217/2020 64176498 0100 DC-1-1 7-P-V-SW-7-301 Replace valve with spare D1MX 12/712020 64195154 0100 DC-1-21-M-EN-DEG1 DG 11: Perform STP M-21-ENG.2 D1EO 2/1412022 Section XI Maintenance ched(ed No Replace jacket water expansion tank cap (RV-71) 60143790 0010 OC-1-07-P-PSL-52-4 1R LCV-460 Pipe Support: Weld Shim(s) 1R23 4/2712022 Shawna Tickler File Weld shims to restore ~ap 64131988 0100 DC-1-21-M-EN-DEG2 OG12: STP M21-ENG.4 D1EO 3/2812022 Shawna Tickler File Replace JW Heater 60120035 0010 OC-1-04-P-V-MS-1-FCV-43 Replaced stuffin~ boxes 1R22 11/912020

FORM NIS-2A REPAIR/REPLACEMENT CERTIFICATION RECORD OWNER'S CERTIFICATE OF CONFORMANCE Post 1R22 thru 1R23 I certify that the (12/03/2020 thru 05/22/2022) activities represe nted by Repair/Replacement Plan number 60112202-0010 conform lo the requirements of Section XI necessary to place the item in seivice.

Edition and Addenda of Section XI used: - ~ 2=0=0'-'-7~E=d=i=li=o~n~th~r=o~u=q~h~2=0'"'0'""8'"'A~d=de=n~d= a ~ - - - - - -- - - - - - - -

N-532-5

{If applicable, including cases modified by Case N-532 and later revisions)

Date ______._j_ -f_ ~_J J.-._ _

CERTIFICATE OF INSERVICE INSPECTION I, the undersigned , holding a valid commission issued by the National Board of Boiler and Pressure Vessel Inspectors and employed by The Hartford Steam Boiler Inspection and Insurance Company of Connecticut have inspected the items described in Repair/Replacement Plan number 60112202-0010 , and state that, to the best of my knowledge and belief, the Owner has performed all activities described in the Repair/Replacement Plan in accordance with the requirements of Section XI necessary lo place the item in seivice.

By signing this certificate neither the Inspector nor his employer makes any warranty, expressed or implied, concerning the activities described in the Repair/Replacement Plan. Furthermore, neither the Inspector nor his employer shall be liable in any manner for any personal in* ry or property d mage o loss of any kind arising from or connected with this inspection.

Date _ - ,_ /~"~/7- _ 1.._ _

FORM NIS-2A REPAIR/REPLACEMENT CERTIFICATION RECORD OWNER'S CERTIFICATE OF CONFORMANCE Post 1R22 thru 1R23 I certify that the (1210312020 thru 0512212022) activities represented by Repair/Replacement Plan number 60143592-0020 conform to the requirements of Section XI necessary to place the item in service.

Edition and Addenda of Section XI used: -~2=0c..:0'-"'7_,E=d=i=li=

o "-'

n_.th""r"o

"'""u""g"'h'""2""'0""'0=8'--'Ac...=.d=de

=n '-"d::..a=----- - - - - - -- -----

Code Cases used for repair/replacement activities: -~N~-~5~3=2~ - 5 ~ - - - - - - - - -- - -- -- - - - -- -

(\ ,.. . - (If applicable, including cases modified by Case N-532 and later revisions}

Signed _ _ _ ¥--.....,~r':


===-~------------

Owner or Owner's designee Date _ _?_-_ f__-_Ji_?--.____ _

CE RTIFICATE OF INSERVICE INSPECTION I, the undersigned, holding a valid commission issued by the National Board of Boiler and Pressure Vessel Inspectors and employed by The Hartford Steam Boiler Inspection and Insurance Company of Connecticut have inspected the items described in Repa ir/Replacement Plan number 60143592-0020 , and state that, to the best of my knowledge and belief, the Owner has performed all activities described in the Repair/Replacement Plan in accordance with the requirements of Section XI necessary to place the item in service.

By signing this certificate neither the Inspector nor his employer makes any warranty, expressed or implied , concern ing the activities described in the Repair/Replacement Plan. Furthermore, neither the Inspector nor his employer shall be liable in any manner for any personal injury or property damage or lo s of any kind arising from or connected with this inspection.

Date ___...'-..LI I

/J_1-'--

/ Z,_Z.._ _

FORM NIS-2A REPAIR/REPLACEMENT CERTIFICATION RECORD OWNER'S CERTIFICATE OF CONFORMANCE Post 1R22 thru 1R23 I certify that the (12103/2020 thru 05/2212022) activities represented by Repair/Replacement Plan number -~6~0... 14~3~7~8=2-~0=0~10~

conform to the requirements of Section XI necessary to place the item in service.

Edition and Addenda of Section XI used: -~2=0-"0-'-7--=E=d=it""'

io'"'"n'-t,.:.;h""ro""'u=-=q,.,_h'---'2=0"-'0'-""8'---'. .A,_=

dd=e=n-"'d=a"--_ __ _ _ _ _ __ __ _ _

Code Cases used for repair/replacement activities: _ __,_N.,__-_,,5""3_,,,2_, -5 " - - - - - - - - - -- - -- -- - -- - -- -

(lf applicable, including cases modified by Case N-532 and later revisions)

Signed _ _ _~ - ~ - - - - - . , - - - . , - -- - -- - - - -- - -- --

Date _~7-_-_7__-_d-_J-._ __

Owner or Owner's designee CERTIFICATE OF INSERVICE INSPECTION I, the undersigned, holding a valid commission issued by the National Board of Boiler and Pressure Vessel Inspectors and employed by The Hartford Steam Boiler Inspection and Insurance Company of Connecticut have inspected the items described in Repa ir/Replacement Plan number 60143782-0010 , and state tha t, to the best of my knowledge and belief, the Owner has performed all activities described in the Repair/Replacement Plan in accordance with the requirements of Section XI necessary to place the item in service.

By signing this certificate neither the Inspector nor his employer makes any warranty, expressed or implied, concerning the activities described in the Repa ir/Replacement Plan. Furthermore, neither the Inspector nor his employer shall be liable in any manner fo r any of any kind arising from or connected with this inspection.

- - - ~:.:..."...,,/:..-1'.__ _:_:_::::'!/J.~t--- Commissions - - - ~N~B~*...1=50=8=3"'--_C = "A-'-"2'"'"1"'"84-'--..,_A=l....,_/~IS'-'-I..,_1-..,_N'--~R'------ - -- --

Natlonal Board, State, Province, and Endorsements Da~-1~/_11 /_zi_

FORM NIS-2A REPAIR/REPLACEMENT CERTIFICATION RECORD OWNER'S CERTIFICATE OF CONFORMANCE Post 1R22 thru 1R23 I certify that the (12/03/2020 thru 05/22/2022) activities represented by Repair/Replacement Plan number 60143802-0010 conform to the requirements of Section XI necessary to place the item in service.

Edition and Addenda of Section XI used: ---=2=0'-"0'--'-7_,E=d=i=ti=o.,_,_n_,_th a.ar:..:o:.::u:..aq""'hc..:2:..,0=0=8'---'A'---'-"'d=de=n c:.d

=a=---- - - -- - - -- - - -- -

Code Cases used for repair/replacement activities: - ~N~-~5~3=2~ -5 ~ - -- - - - - - -- -- - - - - -- - - -

(lf applicable, incl uding cases modified by Case N-532 and later revisions}

Signed _ __ rl...,,,~

._____________ ___ _ _ _ _ _ 7- 7-- } d---.

Date _ _ _ _ _ _ __ _ __ __ _

..., Owner or Owner's designee CERTIFICATE OF INSERVICE INSPECTION I, the undersigned, holding a valid comm ission issued by the National Board of Boiler and Pressure Vessel Inspectors and employed by The Hartford Steam Boiler Inspection and Insurance Company of Connectlcut have inspected the items described in Repair/Replacement Plan number 60143802-001O , and state that, to the best of my knowledge and belief, the Owner has performed all activities described in the Repair/Replacement Plan in accordance with the requirements of Section XI necessary to place the item in service.

By signing th is certificate neither the Inspector nor his employer makes any warranty, expressed or implied, concerning the activities described in the Repair/Replacement Plan . Furthermore, neither the Inspector nor his employer shall be liable in any manner for any f any kind arising from or connected with this inspection.

Date_t~l_11/2_z_l_

LORM N!S-2A REPAIR/REPLACEMENT CERTIFICATION RECORD OWNER'S CERTIFICATE OF CONFORMANCE Post 1R22 thru 1R23 I certify that the (12/03/2020 thru 05/22/2022) activities represented by Repair/Replacement Plan number 60144044-0100 conform to the requirements of Section XI necessary to place the item in service.

Edition and Addenda of Section XI used: -~2=0'"'0'""7-'E = d1=

'ti""

o"""'

n~t~h~ro=u=g=h~2=0=--0'-'8'-A d-=d=e~nd=a~- - - -- - -- - -- - --

Code Cases used for repair/replacement activities: _ ____,_N_,_-.., 5:. : 3-=2:.-5=----

0_ (If applicable, including cases modified by Case N-532 and later revisions)

Signed _ _ _ ~~ - -~ -- -- - - - -- -- - - -

Owner or Owner's designee Date _ _ f_--_7-

__-_d-_~___ _

CERTIFICATE OF INSERVICE INSPECTION I, the undersigned, holding a valid commission issued by the National Board of Boiler and Pressure Vessel Inspectors and employed by The Hartford Steam Boller Inspection and Insurance Company of Connecticut have inspected the items described in Repair/Replacement Plan number 60144044 -0100 , and state that, lo the best of my knowledge and belief, the Owner has performed all activities described in the Repair/Replacement Plan in accordance with the requirements of Section XI necessary to place the item in service.

By signing this certificate neither the Inspector nor his employer makes any warranty, expressed or implied, concerning the activities described in the Repair/Replacement Plan. Furthermore, neither the Inspector nor his employer shall be liable in any manner for any personal injury or property d mage loss of any kind arising from or connected with this inspection.

Dale _-,'--/,_, A_-z_z - -

FORM NlS-2A REPAIR/REPLACEMENT CERTIFICATION RECORD OWNER'S CERTIFICATE OF CONFORMANCE Post 1R22 thru 1R23 I certify that the (12/03/2020 thru 05/22/2022} activities represented by Repair/Replacemen t Plan number 64163294-0300 conform to the requirements of Section XI necessary to place the item in service.

Edition and Addenda of Section XI used: - ~2=0~0~7~E=d=i=ti=o~ n ~th~r~o~u=q~h---'2~0~0~8~A~

dd=e=n~d=a~ -- - -- - -- - - - - - -

Code Cases used for repair/replacement activities: ---=-N"--~5~3=2-___,5'--- - -- - - - - - - - - -- -- - -- - -

(lf applicable, Including cases modified by Case N-532 and later revisions)

Signed _ _ __ ~- -- - -- - -- - -- - - - - - - - - -- -

Date _ _ f_-_}_-_:>.._J......

Owner or Owner's designee CERTIFICATE OF INSERVICE INSPECTION I, the undersigned, holding a valid commission issued by the National Board of Boiler and Pressure Vessel Inspectors and employed by The Hartford Steam Boiler Inspection and Insurance Company of Connecticut have inspected the items described in Repair/Replacement Plan number 64163294-0300 , and stale that, to the best of my knowledge and belief, the Owner has performed al l activities described in the Repair/Replacemen t Plan in accordance with the req uirements of Section XI necessary to place the item in service.

By signing this certificate neither the Inspector nor his employer makes any warranty, expressed or implied, concerning the activities described in the Repair/Replacement Plan. Furthermore, neithe r the Inspector nor his employer shall be liable in any manner for any amage r loss of any kind arising from or connected with this inspection.

D~e - ~_/ _,_/_~_Z_l_ __

IEICATION RECORD OWNER'S CERTIFICATE OF CONFORMANCE Post 1R22 thru 1R23 I certify that the (12/03/2020 thru 05/22/2022) activities represented by Repair/Replacement Plan number 64181744-0100 conform to the requ irements of Section XI necessary to place the item in service.

Edition and Addenda of Section XI used: ----=2:.:0:..:0'--'-7----'E=d=i=ti=o_,_,_n_,th

....r:..:o:..:u..,q""'h""'2:.:0..,0:.:8,...,Ac..=-d=de=n'-"d=a=----- - - - -- - - -- - - -

Code Cases used for repair/replacement activities: - ~N~-~5~3=2~-5~- - -- - - - - - -- - -- - -- - -- -

(lf applicable, including cases modified by Case N-532 and later revisions)

Signed _ _ __~ -'=-- - -- -- - -- - --

Owner or Owner's designee

- -- - - - -- -- Date _ _r _-_1-_~-~-~-- -

CERTIFICATE OF INSERVICE INSPECTION I, the undersigned , holding a valid commission issued by the National Board of Boiler and Pressure Vessel Inspectors and employed by The Hartford Steam Boiler Inspection and Insurance Company of Connecticut have inspected the items described in Repair/Replacement Plan number 64181744-0100 , and state that, to the best of my knowledge and belief, the Owner has performed all activities described in the Repair/Replacement Plan in accordance with the requirements of Section XI necessary to place the item in service.

By signing this certificate neither the Inspector nor his employer makes any warranty, expressed or implied, concerning the activities described in the Repair/Replacement Plan. Furthermore, neither the Inspector nor his employer shall be liable In any manner for any ss of any kind arising from or connected with this inspection .

Date _-r -------'/;'---/--'-//___;;.

2 z--==z_ _

FORM NIS-2A REPAIR/REPLACEMENT CERTIFICATION RECORD OWNER'S CERTIFICATE OF CONFORMANCE Post 1R22 thru 1R23 I certify that the (12/03/2020 thru 05/22/2022) activities represented by Repair/Replacement Plan number 64181772-0100 conform to the requirements of Section XI necessary to place the item in service.

Edition and Addenda of Section XI used: -----=2=0'-"0C'-7_,E=d=i=

ti=o,.,_

n__,th_,..,r"o'"'u..,q""'h__,2=0'-'0~8~A'-"=dd=e=n'-"d=a=-------- - - - -- - -

Code Cases used for repair/replacement activities: _ __,_N.,_-..,,5-"3_,,,2__,

- 5,,___ _ _ _ _ __ _ _ __ __ _ _ _ _ _ __ _

(If applicable, including cases modified by Case N-532 and later revisions)

Signed _ _ _ _~ ~ - -~ - ...,---

Date _ _ f_- _7-_-_J._}-.. _ __

Owner or Owner's designee CE RTIFICATE OF INSERVICE INSPECTION I, the undersigned, holding a valid commission issued by the National Board of Boiler and Pressure Vessel Inspectors and employed by The Hartford Steam Boi ler Inspection and Insurance Company of Connecticut have inspected the items described in Repair/Replacement Plan number 64181772-0 100 , and state that, to the best of my knowledge and belief, the Owner has performed all activities described in the Repair/Replacement Plan in accordance with the requirements of Section XI necessary to place the item in service.

By signing this certificate neither the Inspector nor his employer makes any warranty, expressed or implied, concerning the activities described in the Repair/Replacement Plan. Furthermore, neither the Inspector nor his employer shall be liable in any manner for any personal injury r property da ss of any kind arising from or connected with this inspection.

Date _ _1_/_//_/._z_z_ _

FORM NIS-2A REPAIR/REPLACEMENT CERTIFICATION RECORD OWN ER'S CERTIFICATE OF CONFORMANCE Post 1R22 thru 1R23 I certify that the (12/03/2020 thru 05/22/2022) activities represented by Repair/Replacement Plan number 64196018-0100 conform to the requirements of Section XI necessary to place the item in service.

Edition and Addenda of Section XI used : _ _,,2,.,,0""0..:..7...::E:.::d:.cit"-'io~n'-t""'h'-'--'ro,,_,u:.:g..,_h,_,2:.:0,,_,0<-=8::...:A

....d:.d:.:e,..n.,_,d,,,a,___ _ _ __ _ _ _ __ _ __

- J n,.

Code Cases used for repair/replacement activities: -~N~-~5~3= 2~- 5~-- - -- -- - - - - - - -- - -- - - -

(I f applicable, including cases modified by c 7 N ~ ;n~ ;e~visions)

Signed _ ___ (;\_}V

-- ------- Da te _ _ _ _ _ _ _ _ _ _ _ _ __

Owner or Owner's designee CERTIFICATE OF INSERVICE INSPECTION I, the undersigned, holding a va lid commission issued by the National Board of Boiler and Pressure Vessel Inspectors and employed by The Hartford Steam Boiler Inspection and Insurance Com pany of Con necticut have inspected the items described in Repair/Replacement Plan number 641 96018-0100 , and state that, to the best of my knowledge and belief, the Owner has performed all activities described in the Repair/Replacement Plan in accordance with the requirements of Section XI necessary to place the item in service.

By signing this certificate neither the Inspector nor his empl oyer makes any warranty, expressed or implied, concerning the activities described in the Repair/Replacement Plan. Furthermore, neither the Inspector nor his employer shall be liable in any manner for any personal injury or property d loss of any kind arising from or connected with this inspection.

Date_f~ / _1 J_/z_z._ _

FORM NIS-2A REPAIR/REPLACEMENT CERTIFICATION RECORD OWNER'S CERTIFICATE OF CONFORMANCE Post 1R22 thru 1R23 I certify that the (12/03/2020 th ru 05/22/2022) activities rep resented by Repair/Replacement Plan number 64197051-0100 conform to the requirements of Section XI necessary to place the item in service.

Edition and Addenda of Section XI used: -~2=0=0'-'-7_,E=d=i=ti=o'-'-n"""th'""r~o=u..,q~h~2=0=0=8~A....,d=d=e=n-'-'d=a= ---- - - - - -- - - - -- -

Code Cases used for repair/replacemen t activities: _ __,_N..,__-..,,5'-"3C:2'-'-5"------- - - - - - - - - - - - -- - - --

(lf applicable, including cases modified by Case N-532 and later revisions)

Signed---- -- - ----=--- - - - - - - - - - - - - -- -

7- -d- ~

Date _ _ _ __ __ _ _ _ _ _ __

Owner or Owner's designee CERTIFICATE OF INSERVICE INSPECTION I, the undersigned, holding a valid commission issued by the National Board of Boiler and Pressure Vessel Inspectors and employed by The Hartford Steam Boller Inspection and Insurance Company of Connecticut have inspected the items described in Repair/Replacement Plan number 64197051-0100 , and state that, to the best of my knowledge and belief, the Owner has performed all activities described in the Repair/Replacement Plan in accordance with the requirements of Section XI necessary to place the item in service.

By signing this certificate neither the Inspector nor his employer makes any warran ty, expressed or implied, concerning the activities described in the Repair/Replacement Plan. Furthermore, neither the Inspector nor his employer shall be liable in any manner for any personal injury or property da age o loss of any kind arising from or connected with this inspection.

Date _ _ *1_1/_ll_/~_Z_c__

FORM NIS-2A REPAIR/REPLACEMENT CERTIFICATION RECORD OWNER'S CERTIFICATE OF CONFORMANCE Post 1R22 thru 1R23 I certify that the (12/03/2020 thru 05/22/2022) activities represented by Repair/Replacement Plan number 641 76491-0100 conform to the requ irements of Section XI necessary to place the item in service.

Edition and Addenda of Section XI used : - ----=2,.,,0:..::0'-'-7_,E=d=i=li=o'n-"

---'- th,.,.,r:..::o:..::u,.,q...,h'""'2:.:0:..:0:..:8:c...:Ac.=.dd=e=nc.:.;d,,_,a,,__ _ _ _ _ _ _ __ _ __ _ _

Code Cases used for repa ir/replacement activities: - ~N ~-~5~3=2~-5"---- - -- - - - -- - -- - - - -- - -

(lf applicable, including cases modified by Case N-532 and later revisions}

Signed _ _ _~ ~ ~ - - - -- -- - - - - -- - -- - - -- --

Date _ _1_-_1_-_:;,__o_M _ __

Owner or Owner's designee CERTIFICATE OF INSERVICE INSPECTION I, the undersigned , holding a valid commission issued by the National Board of Boiler and Pressure Vesse l Inspectors and employed by The Hartford Steam Boiler Inspection and Insurance Company of Connecticut have inspected the items described in Repair/Replacement Plan number 64176491-0100 , and state that, to the best of my knowledge and belief, th e Owner has performed all activities described in the Repair/Replacement Plan in accordance with the requirements of Section XI necessary to place the item in service.

By signing this certificate neither the Inspector nor his employer makes any warranty, expressed or implied , concern ing the activities described in the Repair/Replacement Plan . Furthermore, neither the Inspector nor his employer shall be liable in any manner for any or property damage or I ss of any kind arising from or connected with this inspection .

Date _ //_ll_ll/_z_z-

FORM NIS-2A REPAIR/REPLACEMENT CERTIFICATION RECORD OWNER'S CERTIFICATE OF CONFORMANCE Post 1R22 thru 1R23 I certify that the (12/03/2020 thru 05/22/2022) activities represented by Repair/Replacement Plan number 64176498-0100 conform to the requirements of Section XI necessary to place the item in service.

Edition and Addenda of Section XI used : - ~2=0=0....7~E =d=i=ti=on'-'-"th~r-=o=u...,q~h~2=0=0=8~A

~d=d

=e=n-'-d=a " - - - - - - - - - - - - - - - -

Code Cases used for repair/rep lacement activities: _ __,_N..,_--=5:.:::3;.:2'--'-5=------------ - -- - - - -- - - -

(lf applicable, including cases modified by Case N-532 and later revisions)

Signed _ __,._~~"'------ - -- -

Owner or Owner's designee CERTIFICATE OF INSERVICE INSPECTION I, the undersigned, holding a valid commission issued by the National Board of Boiler and Pressure Vessel Inspectors and employed by The Hartford Steam Boiler Inspection and Insurance Company of Connecticut have inspected the items described in Repair/Replacement Plan number 64176498-0100

  • and state that, to the best of my knowledge and belief, the Owner has performed all activities described in the Repair/Replacement Plan in accordance with th e requirements of Section XI necessary to place the item in service.

By signing this certificate neither the Inspector nor his employer makes any warranty, expressed or implied, concerning the activities described in the Repair/Replacement Plan. Furthermore, neither the Inspector nor his employer shall be liable in any manner for any age o loss of any kind arising from or connected with th is inspection.

Date _ .1_/~ (/ t~Z_I_ _

FORM NlS-2A REPAIR/REPLACEMENT CERTlFICATIQN RECORD OWN ER'S CERTIFICATE OF CON FORMANCE Post 1R22 thru 1R23 I certify that the (12/03/2020 thru 05/22/2022) activities rep resented by Repair/Rep lacement Plan number 64195154-0100 conform to the requirements of Section XI necessary to place the item in service.

Edition and Addenda of Section XI used: ----=2=-=0:..::0..,.7--'E=d=i=ti_,,o_,__,n_,_l,._,_hr,. ., o=-=u,, g""'h'--'2:. :0e.:Oe.:...

8 A:....:..:::d=de=n'-'-d=a=---- - - -- - -- - - -- -

Code Cases used for repa ir/replacement activities: - ~ N~-~5~3=2~-5~ - -- -- - -- -- - -- - - - - - - --

(lf applicable, including cases modified by Case N-532 and later revisions)

Signed _ v \ .........___h

_ _ _ __ Date _ _ f _-_:J-_.-J_ ~_ _ _

Owner or Owner's designee CERTIFICATE OF INSERVICE INSPECTION I, the undersigned, holding a valid commission issued by the National Board of Boiler and Pressure Vessel Inspectors and employed by The Hartford Steam Boiler Inspection and Insurance Co mpany of Connecticut have inspected the items described in Repa ir/Replacement Plan number 64195154-0100

  • and state that, to the best of my knowledge and belief, the Owner has performed all activities described in the Repair/Replacement Plan in accord ance with the requ irements of Section XI necessary to place the item in service.

By signing this certificate neithe r the Inspector nor his employer makes any warran ty, expressed or implied , concerning the activities described in the Repair/Replacement Plan. Furthermore, neither the Inspector nor his employer shall be liable in any manner for any or loss of any kind arising from or connected with this inspection.

Date_l_/. :. . . . :. 1/1_t(_ _

FORM NIS-2A REPAIR/REPLACEMENT CERTIFICATION RECORD OWNER'S CERTIFICATE OF CONFORMANCE Post 1R22 thru 1R23 I certify that the (12/03/2020 thru 05/22/2022} activities represented by Repair/Replacement Plan number 60143790-0010 conform lo the requ irements of Section XI necessary to place the item in service.

Edition and Addenda of Section XI used: ----=2=0=0c..c7---'E=d=i=ti=o'-'n__,l:..:.

_hr:..o::...u..,q...,h..::2..,0""'0'-'8'---'A'---'--"-d=d=en:..:.d=a=--------- - - - - - -

_/ n _

Code Cases used for repair/replacement activities: - ~N~-~5~3=2~-Sc.__ _ _ _ _ __ _ _ __ _ _ _ __ _ _ _ __

(If applicable, including cases modified by Case N-532 and later revisions)

Signed _ __ ~ - ~ - - --- - - - - -- -- - - - -- - Date _ _ f_-_f_ _-_~_'),.._ ___ _ _

Owner or Owner's designee CERTIFICATE OF INSERVICE INSPECTION I, the undersigned, holding a valid commission issued by the National Board of Boiler and Pressure Vessel Inspectors and employed by The Hartford Steam Boiler Inspection and Insurance Company of Connecticut have inspected the items described in Repair/Replacement Plan number 60143790-0010 , and state that, to the best of my knowle dge and belief, the Owner has performed al l activities described in the Repair/Replacement Plan in accordance with the requirements of Section XI necessary to place the item in service.

By signing th is certificate neither the Inspector nor his employer makes any warranty, expressed or implied, concerning the activities described in the Repair/Replacement Plan. Furthermore, neither the Inspector nor his employer shall be liable in any manner for any mag or loss of any kind arising from or connected with this inspection.

Date_-,_ln_h_z__

E..OBM NIS-2A REPAIR/REPLACEMENT CERTIFICATI ON RECORD OWN ER'S CERTIFI CATE OF CONFORMANCE Post 1R22 th ru 1R23 I certify that the {12/03/2020 thru 05/22/2022) activities represe nted by Repair/Replacement Plan number 64131988-0100 con form to the requireme nts of Section XI necessary to place the item in service.

Edition and Addenda of Section XI used : _--=2=0=0'-'-7_,E

=d=i=ti=o,..,_n""th'""r'""o"'ue<:lq"-'h_,,2=0=0=8'----'A___,_,,,_

dd,,,_e=n'-"d,,_,a,,___ _ _ _ _ __ _ _ __ _ __

Code Cases used for repa ir/replacement activities: - ~N ~-~5=3=2~-5~- - - - - - -- - -- - - -- - -- - - -

() _ - ~ (If applicable, including cases modified by Case N-532 and later revisions)

Signed_~cl.......-.....~- -- - -- - - - -- - -- - - -

Owner or Owner's designee Date _ _7_-_7-_-_~-°" -----

CERTI FICATE OF INSERVICE INSPECTION I, the undersigned, holding a valid commission issued by the National Board of Boiler and Pressure Vessel Inspectors and employed by The Hartford Steam Boiler Inspection and Insurance Company of Connecticut have inspected the items described in Repair/Replacement Plan number 64 131988-0100 , and state that, to the best of my knowledge and belief, the Owner has performed all activities described in the Repair/Replacement Plan in accordance with the requirements of Section XI necessary to place the item in service.

By signing this certificate neither the Inspector nor his employer makes any warranty, expressed or implied, concerning the activities described in the Repair/Replacement Plan. Furthermore, neither the Inspector nor his employer shall be liable in any manner fo r any Commissions _ _ __,N_,_,B,,_-----'1=5=08,,_,3'--'--------=C,....,A_,,2'---'1=8-'--4----'A..,_,_l_,/_,_,

- IS<.....:../----'I...

-N .,_-"-'

R' - - - -- - - -- -

National Board, State, Province, and Endorsements Date _ ; _ / 1_/ I_Z_Z _ _

EORM NIS-2A REPAIR/REPLACEMENT CERTIFICATION RECORD OWNER'S CERTIFICATE OF CONFORMANCE Post 1R21 thru 1R22 I certify that the (04/19/19 thru 12/02/20) activities represented by Repair/Replacement Plan number 60120035-001 0 conform to the requirements of Section XI necessary to place the item in service.

Edition and Addenda of Section XI used : - ----=2=0=0....

7--'E

=d=i=ti=-

on'-'-"th""'r-=o-=u__,q"'"'

h""2'"'0"'0=8~A""'d

"""d

=e=n~d = a ~ - - - - - - - - - - -- - -

Code Cases used for repair/replacement activities: _ __,_N..,__-..,,5"'3=2--' -5 " - - - - - - - - -- - -- - - - - - - - - - -

  • J () _ (If applicable, including cases modified by Case N-532 and later revisions)

Signed _ _ __ v...y----

______________ _____ Date _ _~1_-_J_O_-_ J_O

_J,_~- -- -

Owner or Owner's designee CERTIFICATE OF INSERVICE INSPECTION I, th e undersigned, holding a valid comm ission issued by the National Board of Boiler and Pressure Vessel Inspectors and employed by The Hartford Steam Boiler Inspection and Insurance Company of Connecticut have inspected the items described in Repair/Replacement Plan number 60120035-0010 , and state that, to the best of my knowledge and belief, the Owner has performed all activities described in the Repair/Replacement Plan in accordance with the requirements of Section XI necessary to place the item in service.

By signing th is certificate neither the Inspector nor his employer makes any warranty, expressed or implied, concern ing the activities described in the Repair/Replacement Plan. Furthermore, neither the Inspector nor his employer shall be liable in any manner for any ge or I ss of any kind arising from or connected with this inspection.

Dale _ _ J__._.__

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/4 _.,.,, _

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