Text

Enclosure 1: APR1400 DCD RAI Tracking Report (Rev.2) (Non-Proprietary)
	ML18079A144
Person / Time
Site:	05200046
Issue date:	02/28/2018
From:	; Korea Hydro & Nuclear Power Co, Ltd
To:	; Office of New Reactors
Shared Package
ML18079A138	List: ML18079A144; ML18079A145;
References
	MKD/NW-18-0035L
	Download: ML18079A144 (74)
	v • d • e

APR1400 DCD RAI Tracking Report (Rev. 2) APR1400-K-X-TM-18001 APR1400 DCD RAI Tracking Report APR1400-K-X-TM-18001 Rev. 2 FEBRUARY 2018 2018 Korea Electric Power Corporation &

Korea Hydro & Nuclear Power Co., Ltd.

APR1400 DCD RAI Tracking Report (Rev. 2) APR1400-K-X-TM-18001 REVISION HISTORY Revision Page Description First Issue.

Including the following information; 1 All 1. RAI and AI responses submitted until November 30, 2016

2. Editorial corrections or minor changes identified by Self-Assessment Including the following information;

1. RAI and AI responses submitted until December 31, 2017 2 All

2. Editorial corrections or minor changes identified by Self-Assessment KEPCO/KHNP

APR1400 DCD RAI Tracking Report (Rev. 2) APR1400-K-X-TM-18001

© 2018 KOREA ELECTRIC POWER CORPORATION KOREA HYDRO & NUCLEAR POWER CO., LTD All Rights Reserved This document was prepared for the design certification application to the U.S. Nuclear Regulatory Commission and contains technological information that constitutes intellectual property of Korea Hydro

& Nuclear Co., Ltd.

Copying, using, or distributing the information in this document in whole or in part is permitted only to the U.S. Nuclear Regulatory Commission and its contractors for the purpose of reviewing design certification application materials. Other uses are strictly prohibited without written permission of Korea Electric Power Corporation and Korea Hydro & Nuclear Power Co., Ltd.

KEPCO/KHNP

APR1400 DCD RAI Tracking Report (Rev. 2) APR1400-K-X-TM-18001 General Description This report includes a table that identifies the impact of each response to the Request for Additional Information (RAI) and Action Item (AI), and editorial corrections/minor changes by Self-Assessment relative to Design Control Document (DCD) Revision 1 of APR1400. This table denotes the RAI and AI responses that have been submitted until December 31, 2017 and editorial corrections/minor changes identified by Self-Assessment that have been incorporated into this Tracking Report.

KEPCO/KHNP

APR1400 DCD RAI Tracking Report (Rev. 2) APR1400-K-X-TM-18001 Impact Impact DCD Change RAI/AI Issue Impact Impact on on Ch. Change ID No. Question Number Other Drivers Letter Number Response Date DCD Rev.No.

Section Type1) Number Date on DCD on PRA Tech. TR,TeR Spec. , ER 3 3.4.1 1 R_114-8041(3R3) 114-8041R3 03.04.01-3 07/27/2015 Y N N N MKD/NW-16-1158L 12/19/2016 Rev.2 3 3.6.2 1 R_41-7957(2) 41-7957 03.06.02-2 06/18/2015 Y N N Y MKD/NW-17-0220L 08/25/2017 Rev.2 3 3.6.2 1 R_359-8448(6) 359-8448 03.06.02-6 01/11/2016 N N N Y MKD/NW-17-0248L 08/25/2017 Rev.2 3 3.6.2 1 R_359-8448(7) 359-8448 03.06.02-7 01/11/2016 N N N Y MKD/NW-17-0248L 08/25/2017 Rev.2 3 3.6.2 1 R_359-8448(8) 359-8448 03.06.02-8 01/11/2016 N N N Y MKD/NW-17-0248L 08/25/2017 Rev.2 3 3.6.2 1 R_166-8198(3R) 166-8198R 03.06.02-3 08/20/2015 N N N N MKD/NW-17-0311L 09/28/2017 Rev.2 3 3.6.2 1 R_41-7957(2R) 41-7957R 03.06.02-2 06/18/2015 Y N N Y MKD/NW-17-0315L 09/28/2017 Rev.2 3 3.6.2 1 R_41-7957(2R2) 41-7957R2 03.06.02-2 06/18/2015 Y N N Y MKD/NW-17-0336L 10/23/2017 Rev.2 3 3.6.2 1 R_359-8448(6R) 359-8448R 03.06.02-6 01/11/2016 N N N Y MKD/NW-17-0355L 11/13/2017 Rev.2 3 3.6.2 1 R_359-8448(7R) 359-8448R 03.06.02-7 01/11/2016 N N N Y MKD/NW-17-0355L 11/13/2017 Rev.2 3 3.6.2 1 R_359-8448(8R) 359-8448R 03.06.02-8 01/11/2016 N N N Y MKD/NW-17-0355L 11/13/2017 Rev.2 3 3.6.3 1 R_525-8685(8) 525-8685 03.06.03-8 10/01/2016 N N N N MKD/NW-16-1170L 12/19/2016 Rev.2 3 3.6.3 1 R_525-8685(10) 525-8685 03.06.03-10 10/01/2016 N N N N MKD/NW-16-1170L 12/19/2016 Rev.2 3 3.6.3 1 R_525-8685(9) 525-8685 03.06.03-9 10/01/2016 Y N N Y MKD/NW-17-0207L 08/11/2017 Rev.2 3 3.6.3 1 R_525-8685(9S) 525-8685S 03.06.03-9 09/22/2016 Y N N Y MKD/NW-17-0347L 11/02/2017 Rev.2 3 3.7.1 1 R_253-8300(5R3) 253-8300R3 03.07.01-5 10/19/2015 Y N N Y MKD/NW-17-0087L 04/10/2017 Rev.2 3 3.7.1 1 R_182-8160(2R2) 182-8160R2 03.07.01-2 08/31/2015 Y N N Y MKD/NW-16-0944L 08/30/2016 Rev.2 3 3.7.2 1 R_252-8299(9R2) 252-8299R2 03.07.02-9 10/19/2015 Y N N Y MKD/NW-17-0089L 04/10/2017 Rev.2 3 3.7.2 1 R_226-8235(6R) 226-8235R 03.07.02-6 09/25/2015 Y N N Y MKD/NW-17-0090L 04/05/2017 Rev.2 3 3.7.2 1 R_183-8197(1R) 183-8197R 03.07.02-1 08/31/2015 Y N N Y MKD/NW-17-0258L 08/30/2017 Rev.2 3 3.8.1 1 R_129-8085(1S) 129-8085S 03.08.01-1 08/05/2015 Y N N N MKD/NW-17-0010L 02/25/2017 Rev.2 3 3.8.1 1 R_199-8223(10R4) 199-8223R4 03.08.01-10 09/08/2015 Y N N N MKD/NW-17-0026L 03/20/2017 Rev.2 3 3.8.1 1 R_129-8085(5R3) 129-8085R3 03.08.01-5 08/05/2015 Y N N N MKD/NW-17-0041L 04/13/2017 Rev.2 3 3.8.3 1 R_208-8245(3R2) 208-8245R2 03.08.03-3 09/14/2015 Y N N N MKD/NW-17-0084L 04/05/2017 Rev.2 3 3.8.3 1 R_208-8245(5R2) 208-8245R2 03.08.03-5 09/14/2015 Y N N N MKD/NW-17-0166L 08/21/2017 Rev.2 3 3.8.4 1 R_227-8274(7R) 227-8274R 03.08.04-7 09/25/2015 Y N N N MKD/NW-17-0008L 01/11/2017 Rev.2 3 3.8.4 1 R_227-8274(3R4) 227-8274R4 03.08.04-3 09/25/2015 Y N N N MKD/NW-16-0940L 08/26/2016 Rev.2 3 3.8.5 1 R_255-8285(9R2) 255-8285R2 03.08.05-9 10/19/2015 Y N N N MKD/NW-16-1139L 01/09/2017 Rev.2 3 3.8.5 1 R_255-8285(14R2) 255-8285R2 03.08.05-14 10/19/2015 Y N N Y MKD/NW-16-1139L 01/09/2017 Rev.2 3 3.8.5 1 R_255-8285(4R2) 255-8285R2 03.08.05-4 10/19/2015 Y N N N MKD/NW-17-0031L 01/26/2017 Rev.2 3 3.8.5 1 R_248-8295(1R2) 248-8295R2 03.08.05-1 10/14/2015 Y N N N MKD/NW-17-0125L 06/06/2017 Rev.2 3 3.8.5 1 R_255-8285(17R2) 255-8285R2 03.08.05-17 10/19/2015 Y N N Y MKD/NW-17-0259L 08/29/2017 Rev.2 3 3.8.5 1 R_255-8285(13R2) 255-8285R2 03.08.05-13 10/19/2015 Y N N Y MKD/NW-17-0280L 09/08/2017 Rev.2 3 3.8.5 1 R_255-8285(12R) 255-8285R 03.08.05-12 10/19/2015 Y N N Y MKD/NW-17-0281L 09/08/2017 Rev.2 3 3.8.5 1 R_255-8285(8) 255-8285 03.08.05-8 10/19/2015 Y N N Y MKD/NW-17-0282L 09/12/2017 Rev.2 3 3.8.5 1 R_255-8285(7R) 255-8285R 03.08.05-7 10/19/2015 Y N N Y MKD/NW-17-0284L 09/13/2017 Rev.2 3 3.8.5 1 R_255-8285(16R) 255-8285R 03.08.05-16 10/19/2015 Y N N Y MKD/NW-17-0285L 09/13/2017 Rev.2 3 3.8.5 1 R_255-8285(7R2) 255-8285R2 03.08.05-7 10/19/2015 Y N N Y MKD/NW-17-0335L 10/25/2017 Rev.2 3 3.8.5 1 R_255-8285(7R3) 255-8285R3 03.08.05-7 10/19/2015 Y N N Y MKD/NW-17-0357L 11/13/2017 Rev.2 3 3.8.5 1 R_255-8285(7R4) 255-8285R4 03.08.05-7 10/19/2015 Y N N Y MKD/NW-17-0378L 12/28/2017 Rev.2 3 3.9.2 1 R_533-8718(17) 533-8718 03.09.02-17 12/22/2016 Y N N N MKD/NW-17-0057L 03/03/2017 Rev.2 3 3.9.3 1 R_319-8360(2R3) 319-8360R3 03.09.03-2 11/24/2015 Y N N N MKD/NW-17-0155L 06/29/2017 Rev.2 3 3.9.3 1 R_550-8737(7) 550-8737 03.09.03-7 07/14/2017 Y N N N MKD/NW-17-0251L 08/25/2017 Rev.2 3 3.9.5 1 R_92-8068(9R) 92-8068R 03.09.05-9 07/21/2015 Y N N N MKD/NW-16-1161L 12/19/2016 Rev.2 3 3.9.5 1 R_92-8068(18R) 92-8068R 03.09.05-18 07/21/2015 Y N N N MKD/NW-16-1161L 12/19/2016 Rev.2 3 3.9.5 1 R_92-8068(6) 92-8068 03.09.05-6 07/21/2015 N N N N MKD/NW-17-0191L 08/07/2017 Rev.2 3 3.9.5 1 R_92-8068(6S) 92-8068S 03.09.05-6 07/21/2015 N N N N MKD/NW-17-0283L 09/12/2017 Rev.2 3 3.11 1 R_176-8089(9R) 176-8089R 03.11-9 08/31/2015 Y N N Y MKD/NW-17-0072L 04/05/2017 Rev.2 3 3.11 1 R_176-8089(11R3) 176-8089R3 03.11-11 08/31/2015 Y N N Y MKD/NW-17-0118L 06/01/2017 Rev.2 3 3.11 1 R_176-8089(9R2) 176-8089R2 03.11-9 08/31/2015 Y N N Y MKD/NW-17-0198L 09/20/2017 Rev.2 3 3.11 1 R_176-8089(9R4) 176-8089R4 03.11-9 08/31/2015 Y N N Y MKD/NW-17-0374L 12/15/2017 Rev.2 3 3.11 1 R_176-8089(9R3) 176-8089R3 03.11-9 08/31/2015 Y N N Y MKD/NW-17-0359L 11/27/2017 Rev.2 3 3.11 1 R_176-8089(11R2) 176-8089R2 03.11-11 08/31/2015 Y N N Y MKD/NW-16-1180L 01/04/2017 Rev.2 3 3.11 1 R_527-8686(18) 527-8686 03.11-18 10/21/2016 N N N Y MKD/NW-16-1181L 01/04/2017 Rev.2 3 3.11 1 R_527-8686(19) 527-8686 03.11-19 10/21/2016 Y N N N MKD/NW-16-1181L 01/04/2017 Rev.2 3 3.11 1 R_527-8686(20) 527-8686 03.11-20 10/21/2016 N N N N MKD/NW-16-1181L 01/04/2017 Rev.2 3 3.11 1 R_527-8686(21) 527-8686 03.11-21 10/21/2016 N N N N MKD/NW-16-1181L 01/04/2017 Rev.2 3 3.11 1 R_527-8686(22) 527-8686 03.11-22 10/21/2016 N N N Y MKD/NW-16-1181L 01/04/2017 Rev.2 3 3.11 1 R_527-8686(23) 527-8686 03.11-23 10/21/2016 N N N N MKD/NW-16-1181L 01/04/2017 Rev.2 3 3.11 1 R_527-8686(24) 527-8686 03.11-24 10/21/2016 N N N N MKD/NW-16-1181L 01/04/2017 Rev.2 3 3.12 1 R_334-8373(10R2) 334-8373R2 03.12-10 12/14/2015 Y N N N MKD/NW-16-1159L 12/19/2016 Rev.2 3 3.12 1 R_334-8373(14R2) 334-8373R2 03.12-14 12/14/2015 Y N N N MKD/NW-17-0045L 02/27/2017 Rev.2 3 3.12 1 R_311-8278(8R2) 311-8278R2 03.12-8 11/16/2015 Y N N N MKD/NW-17-0046L 02/27/2017 Rev.2

1) Change type : 1 (NRC RAI), 2 (NRC Non-RAI), 3 (Self-identified)

KEPCO/KHNP 1 of 70

APR1400 DCD RAI Tracking Report (Rev. 2) APR1400-K-X-TM-18001 Impact Impact DCD Change RAI/AI Issue Impact Impact on on Ch. Change ID No. Question Number Other Drivers Letter Number Response Date DCD Rev.No.

Section Type1) Number Date on DCD on PRA Tech. TR,TeR Spec. , ER 3 3.12 1 R_334-8373(10R3) 334-8373R3 03.12-10 12/14/2015 Y N N N MKD/NW-17-0081L 03/28/2017 Rev.2 3 3.12 1 R_311-8278(9R2) 311-8278R2 03.12-9 11/16/2015 Y N N Y MKD/NW-17-0152L 06/23/2017 Rev.2 3 3.12 1 R_334-8373(16R2) 334-8373R2 03.12-16 12/14/2015 Y N N N MKD/NW-17-0131L 07/10/2017 Rev.2 3 3.12 1 R_549-8856(19) 549-8856 03.12-19 07/07/2017 N N N N MKD/NW-17-0186L 08/02/2017 Rev.2 3 3.12 1 R_549-8856(19S) 549-8856S 03.12-19 07/07/2017 Y N N N MKD/NW-17-0299L 09/29/2017 Rev.2 3 3.12 1 R_549-8856(19R) 549-8856R 03.12-19 07/07/2017 Y N N N MKD/NW-17-0362L 11/28/2017 Rev.2 4 4.2 1 R_425-8405(9) 425-8405 04.02-9 03/01/2016 N N N Y MKD/NW-17-0076L 03/21/2017 Rev.2 4 4.2 1 R_425-8405(10) 425-8405 04.02-10 03/01/2016 N N N Y MKD/NW-17-0076L 03/21/2017 Rev.2 4 4.2 1 R_425-8405(11) 425-8405 04.02-11 03/01/2016 N N N Y MKD/NW-17-0076L 03/21/2017 Rev.2 4 4.2 1 R_425-8405(12) 425-8405 04.02-12 03/01/2016 N N N Y MKD/NW-17-0076L 03/21/2017 Rev.2 4 4.2 1 R_425-8405(13) 425-8405 04.02-13 03/01/2016 N N N Y MKD/NW-17-0076L 03/21/2017 Rev.2 4 4.2 1 R_425-8405(14) 425-8405 04.02-14 03/01/2016 N N N Y MKD/NW-17-0076L 03/21/2017 Rev.2 4 4.2 1 R_275-8294(5R) 275-8294R 04.02-5 10/27/2015 N N N Y MKD/NW-17-0077L 03/23/2017 Rev.2 4 4.2 1 R_275-8294(8R) 275-8294R 04.02-8 10/27/2015 Y N N Y MKD/NW-17-0129L 06/02/2017 Rev.2 4 4.2 1 R_556-9154(15) 556-9154 04.02-15 10/18/2017 Y N N N MKD/NW-17-0346L 11/06/2017 Rev.2 4 4.3 1 R_293-8332(4S) 293-8332S 04.03-4 11/05/2015 Y N N N MKD/NW-17-0096L 04/17/2017 Rev.2 5 5.2.5 1 R_80-8040(2R) 80-8040R 05.02.05-2 07/16/2015 Y N N N MKD/NW-17-0290L 09/15/2017 Rev.2 5 5.2.5 1 R_552-9083(4) 552-9083 05.02.05-4 08/16/2017 Y N N N MKD/NW-17-0274L 09/05/2017 Rev.2 5 5.4.1.1 1 R_503-8641(9R) 503-8641R 05.04.01.01-9 07/06/2016 Y N N Y MKD/NW-17-0216L 08/21/2017 Rev.2 5 5.4.1.1 1 R_503-8641(9R2) 503-8641R2 05.04.01.01-9 07/06/2016 Y N N Y MKD/NW-17-0250L 08/28/2017 Rev.2 5 5.4.2.2 1 R_299-8310(1R) 299-8310R 05.04.02.02-1 11/09/2015 Y N N N MKD/NW-17-0215L 08/21/2017 Rev.2 6 6.1.1 1 R_403-8454(1R) 403-8454R 06.01.01-1 02/10/2016 Y N N N MKD/NW-17-0097L 04/25/2017 Rev.2 6 6.1.1 1 R_403-8454(3R) 403-8454R 06.01.01-3 02/10/2016 Y N N N MKD/NW-17-0110L 05/08/2017 Rev.2 6 6.2.1.1 1 R_296-8342(3R2) 296-8342R2 06.02.01.01.A-3 11/05/2015 Y N N Y MKD/NW-17-0068L 03/16/2017 Rev.2 6 6.2.1.1 1 R_296-8342(2R) 296-8342R 06.02.01.01.A-2 11/05/2015 Y N N Y MKD/NW-17-0147L 06/19/2017 Rev.2 6 6.2.1.1 1 R_378-8442(10R) 378-8442R 06.02.01.01.A-10 01/28/2016 Y N N Y MKD/NW-17-0153L 06/27/2017 Rev.2 6 6.2.1.1 1 R_378-8442(9R) 378-8442R 06.02.01.01.A-9 01/28/2016 N N N N MKD/NW-17-0160L 07/05/2017 Rev.2 6 6.2.2 1 R_543-8734(46) 543-8734 06.02.02-46 04/06/2017 N N N Y MKD/NW-17-0172L 07/11/2017 Rev.2 6 6.2.2 1 R_547-8819(47) 547-8819 06.02.02-47 05/22/2017 N N N N MKD/NW-17-0178L 07/19/2017 Rev.2 6 6.2.2 1 R_520-8693(41) 520-8693 06.02.02-41 09/13/2016 Y N N N MKD/NW-16-1147L 12/07/2016 Rev.2 6 6.2.2 1 R_520-8693(42) 520-8693 06.02.02-42 09/13/2016 N N N Y MKD/NW-16-1147L 12/07/2016 Rev.2 6 6.2.2 1 R_520-8693(43) 520-8693 06.02.02-43 09/13/2016 N N N Y MKD/NW-16-1147L 12/07/2016 Rev.2 6 6.2.2 1 R_520-8693(44) 520-8693 06.02.02-44 09/13/2016 N N N N MKD/NW-16-1147L 12/07/2016 Rev.2 6 6.2.2 1 R_532-8689(45) 532-8689 06.02.02-45 12/02/2016 N N N N MKD/NW-17-0049L 02/22/2017 Rev.2 6 6.2.2 1 R_63-7983(13R) 63-7983R 06.02.02-13 07/07/2015 N N N Y MKD/NW-17-0066L 03/16/2017 Rev.2 6 6.2.2 1 R_63-7983(16R) 63-7983R 06.02.02-16 07/07/2015 N N N Y MKD/NW-17-0066L 03/16/2017 Rev.2 6 6.2.2 1 R_63-7983(18R) 63-7983R 06.02.02-18 07/07/2015 N N N Y MKD/NW-17-0066L 03/16/2017 Rev.2 6 6.2.2 1 R_63-7983(22R) 63-7983R 06.02.02-22 07/07/2015 N N N Y MKD/NW-17-0066L 03/16/2017 Rev.2 6 6.2.2 1 R_63-7983(24R2) 63-7983R2 06.02.02-24 07/07/2015 N N N Y MKD/NW-17-0067L 03/16/2017 Rev.2 6 6.2.2 1 R_63-7983(18R2) 63-7983R2 06.02.02-18 07/07/2015 N N N Y MKD/NW-17-0185L 07/28/2017 Rev.2 6 6.2.2 1 R_519-8687(1) 519-8687 06.02.02-1 09/11/2016 N N N Y MKD/NW-16-1006L 09/29/2016 Rev.2 6 6.2.4 1 R_357-8344(11R) 357-8344R 06.02.04-11 01/05/2016 Y N N N MKD/NW-17-0148L 06/20/2017 Rev.2 6 6.2.5 1 R_155-8167(1R3) 155-8167R3 06.02.05-1 08/18/2015 Y N N Y MKD/NW-17-0036L 02/07/2017 Rev.2 6 6.2.5 1 R_541-8724(12) 541-8724 06.02.05-12 02/21/2017 Y N N N MKD/NW-17-0208L 08/22/2017 Rev.2 6 6.2.5 1 R_541-8724(12R) 541-8724R 06.02.05-12 02/21/2017 Y N N N MKD/NW-17-0356L 11/13/2017 Rev.2 6 6.2.5 1 R_541-8724(12R2) 541-8724R2 06.02.05-12 02/21/2017 Y N N N MKD/NW-17-0381L 12/29/2017 Rev.2 6 6.3 1 R_496-8630(10R) 496-8630R 06.03-10 06/17/2016 Y N Y N MKD/NW-17-0156L 06/29/2017 Rev.2 6 6.3 1 R_496-8630(10R2) 496-8630R2 06.03-10 06/17/2016 Y N Y N MKD/NW-17-0202L 08/10/2017 Rev.2 7 7 1 R_356-7881(8R) 356-7881R 07-8 01/04/2016 N N N Y MKD/NW-16-1145L 12/07/2016 Rev.2 7 7 1 R_356-7881(18R2) 356-7881R2 07-18 01/04/2016 Y N N N MKD/NW-17-0133L 06/04/2017 Rev.2 7 7.1 1 R_301-8280(45R) 301-8280R 07.01-45 11/10/2015 Y N N Y MKD/NW-17-0189L 08/02/2017 Rev.2 7 7.1 1 R_301-8280(41R) 301-8280R 07.01-41 11/10/2015 N N N Y MKD/NW-17-0296L 09/15/2017 Rev.2 7 7.1 1 R_261-8253(33R) 261-8253R 07.01-33 10/20/2015 Y N N Y MKD/NW-17-0300L 09/19/2017 Rev.2 7 7.1 1 R_301-8280(52R) 301-8280R 07.01-52 11/10/2015 Y N N Y MKD/NW-17-0301L 09/19/2017 Rev.2 7 7.1 1 R_301-8280(52R2) 301-8280R2 07.01-52 11/10/2015 Y N N Y MKD/NW-17-0361L 11/15/2017 Rev.2 7 7.1 1 R_274-8277(40R2) 274-8277R2 07.01-40 10/27/2015 Y N N Y MKD/NW-17-0188L 08/02/2017 Rev.2 7 7.1 1 R_274-8277(40R) 274-8277R 07.01-40 10/27/2015 Y N N Y MKD/NW-17-0040L 02/10/2017 Rev.2 7 7.1 1 R_43-7887(25RS) 43-7887RS 07.01-25 07/17/2015 Y N N Y MKD/NW-17-0150L 06/29/2017 Rev.2 7 7.1 1 R_43-7887(25R2) 43-7887R2 07.01-25 07/17/2015 Y N N Y MKD/NW-17-0295L 09/15/2017 Rev.2 7 7.2 1 R_50-7911(1R) 50-7911R 07.02-1 06/23/2015 Y N N Y MKD/NW-17-0056L 03/02/2017 Rev.2 7 7.2 1 R_555-9163(19) 555-9163 07.02-19 09/20/2017 Y N N Y MKD/NW-17-0305L 11/27/2017 Rev.2 7 7.2 1 R_554-9146(18) 554-9146 07.02-18 09/18/2017 Y N N N MKD/NW-17-0306L 11/27/2017 Rev.2 7 7.3 1 R_323-8281(9R) 323-8281R 07.03-9 11/30/2015 Y N N Y MKD/NW-17-0005L 03/09/2017 Rev.2

1) Change type : 1 (NRC RAI), 2 (NRC Non-RAI), 3 (Self-identified)

KEPCO/KHNP 2 of 70

APR1400 DCD RAI Tracking Report (Rev. 2) APR1400-K-X-TM-18001 Impact Impact DCD Change RAI/AI Issue Impact Impact on on Ch. Change ID No. Question Number Other Drivers Letter Number Response Date DCD Rev.No.

Section Type1) Number Date on DCD on PRA Tech. TR,TeR Spec. , ER 7 7.4 1 R_44-7877(1R) 44-7877R 07.04-1 06/23/2015 N N N Y MKD/NW-15-0246L 12/23/2015 Rev.2 7 7.4 1 R_44-7877(2R) 44-7877R 07.04-2 06/23/2015 N N N N MKD/NW-15-0246L 12/23/2015 Rev.2 7 7.4 1 R_44-7877(4R) 44-7877R 07.04-4 06/23/2015 N N N N MKD/NW-15-0246L 12/23/2015 Rev.2 7 7.4 1 R_276-8304(8R) 276-8304R 07.04-8 10/29/2015 Y N Y N MKD/NW-17-0279L 09/08/2017 Rev.2 7 7.5 1 R_38-7878(1R2) 38-7878R2 07.05-01 06/18/2015 Y N Y Y MKD/NW-17-0307L 09/28/2017 Rev.2 7 7.5 1 R_38-7878(1R3) 38-7878R3 07.05-01 06/18/2015 Y N Y Y MKD/NW-17-0324L 10/17/2017 Rev.2 7 7.5 1 R_38-78789(1R4) 38-7878R4 07.05-01 06/18/2015 Y N Y Y MKD/NW-17-0369L 11/27/2017 Rev.2 7 7.6 1 R_521-8696(3) 521-8696 07.06-3 09/22/2016 Y N N N MKD/NW-16-1053L 12/09/2016 Rev.2 7 7.6 1 R_521-8696(3R) 521-8696R 07.06-3 09/22/2016 Y N N N MKD/NW-17-0044L 02/14/2017 Rev.2 7 7.6 1 R_521-8696(3R2) 521-8696R2 07.06-3 09/22/2016 Y N N N MKD/NW-17-0294L 09/15/2017 Rev.2 7 7.6 1 R_521-8696(3R3) 521-8696R3 07.06-3 09/22/2016 Y N N N MKD/NW-17-0344L 10/31/2017 Rev.2 7 7.7 1 R_522-8633(19) 522-8633 07.07-19 10/01/2016 Y N N N MKD/NW-16-1160L 12/19/2016 Rev.2 7 7.7 1 R_522-8633(18R) 522-8633R 07.07-18 10/01/2016 Y N N Y MKD/NW-17-0168L 07/10/2017 Rev.2 7 7.7 1 R_522-8633(18R2) 522-8633R2 07.07-18 10/01/2016 Y N N Y MKD/NW-17-0181L 07/27/2017 Rev.2 7 7.7 1 R_522-8633(18R3) 522-8633R3 07.07-18 10/01/2016 Y N N Y MKD/NW-17-0210L 08/14/2017 Rev.2 7 7.7 1 R_522-8633(18) 522-8633 07.07-18 10/01/2016 N N N Y MKD/NW-16-1134L 12/01/2016 Rev.2 7 7.7 1 R_502-8647(17R) 502-8647R 07.07-17 07/01/2016 Y N N Y MKD/NW-17-0034L 02/10/2017 Rev.2 7 7.9 1 R_348-8279(16) 348-8279 07.09-16 12/24/2015 N N N N MKD/NW-16-1144L 12/07/2016 Rev.2 7 7.9 1 R_45-7883(7R2) 45-7883R2 07.09-7 06/23/2015 N N N Y MKD/NW-17-0117L 05/23/2017 Rev.2 7 7.9 1 R_45-7883(2R3) 45-7883R3 07.09-2 06/23/2015 N N N Y MKD/NW-17-0143L 06/15/2017 Rev.2 7 7.9 1 R_348-8279(18S) 348-8279S 07.09-18 12/24/2015 N N N Y MKD/NW-17-0183L 07/27/2017 Rev.2 7 7.9 1 R_45-7883(2R4) 45-7883R4 07.09-2 06/23/2015 N N N Y MKD/NW-17-0219L 08/21/2017 Rev.2 7 7.9 1 R_348-8279(16R2) 348-8279R2 07.09-16 12/24/2015 N N N Y MKD/NW-17-0139L 06/13/2017 Rev.2 7 7.9 1 R_348-8279(16R3) 348-8279R3 07.09-16 12/24/2015 N N N Y MKD/NW-17-0182L 07/27/2017 Rev.2 7 7.9 1 R_348-8279(13R2) 348-8279R2 07.09-13 12/24/2015 N N N Y MKD/NW-17-0213L 08/16/2017 Rev.2 7 7.9 1 R_45-7883(3R3) 45-7883R3 07.09-3 06/23/2015 N N N Y MKD/NW-17-0303L 09/26/2017 Rev.2 7 7.9 1 R_45-7883(3R4) 45-7883R4 07.09-3 06/23/2015 N N N Y MKD/NW-17-0338L 10/30/2017 Rev.2 7 7.9 1 R_45-7883(3R2) 45-7883R2 07.09-3 06/23/2015 N N N Y MKD/NW-16-0982L 09/16/2016 Rev.2 7 7.9 1 R_348-8279(16S) 348-8279S 07.09-16 12/24/2015 N N N N MKD/NW-16-0896L 08/18/2016 Rev.2 8 8.1 1 R_338-8426(14) 338-8426 08.01-14 12/17/2015 N N N N MKD/NW-16-1174L 01/04/2017 Rev.2 8 8.1 1 R_539-8730(21) 539-8730 08.01-21 02/21/2017 Y Y N N MKD/NW-17-0134L 06/02/2017 Rev.2 8 8.2 1 R_540-8729(12) 540-8729 08.02-12 02/21/2017 Y N N N MKD/NW-17-0171L 07/11/2017 Rev.2 8 8.2 1 R_540-8729(12R) 540-8729R 08.02-12 02/21/2017 Y Y N N MKD/NW-17-0370L 11/27/2017 Rev.2 9 9.1.1 1 R_536-8725(43) 536-8725 09.01.01-43 02/01/2017 Y N N N MKD/NW-17-0085L 04/05/2017 Rev.2 9 9.1.2 1 R_535-8726(57) 535-8726 09.01.02-57 01/26/2017 Y N N N MKD/NW-17-0053L 02/27/2017 Rev.2 9 9.1.2 1 R_287-8272(11R) 287-8272R 09.01.02-11 11/02/2015 N N N Y MKD/NW-17-0161L 08/31/2017 Rev.2 9 9.1.2 1 R_287-8272(20R) 287-8272R 09.01.02-20 11/02/2015 N N N Y MKD/NW-17-0263L 09/01/2017 Rev.2 9 9.1.2 1 R_287-8272(21R) 287-8272R 09.01.02-21 11/02/2015 N N N Y MKD/NW-17-0263L 09/01/2017 Rev.2 9 9.1.2 1 R_287-8272(22R) 287-8272R 09.01.02-22 11/02/2015 N N N Y MKD/NW-17-0263L 09/01/2017 Rev.2 9 9.1.2 1 R_287-8272(23R) 287-8272R 09.01.02-23 11/02/2015 N N N Y MKD/NW-17-0263L 09/01/2017 Rev.2 9 9.1.2 1 R_287-8272(24R) 287-8272R 09.01.02-24 11/02/2015 N N N Y MKD/NW-17-0263L 09/01/2017 Rev.2 9 9.1.2 1 R_287-8272(25R) 287-8272R 09.01.02-25 11/02/2015 N N N Y MKD/NW-17-0263L 09/01/2017 Rev.2 9 9.1.2 1 R_287-8272(28R) 287-8272R 09.01.02-28 11/02/2015 N N N Y MKD/NW-17-0263L 09/01/2017 Rev.2 9 9.1.2 1 R_287-8272(29R) 287-8272R 09.01.02-29 11/02/2015 N N N Y MKD/NW-17-0263L 09/01/2017 Rev.2 9 9.1.2 1 R_287-8272(30R) 287-8272R 09.01.02-30 11/02/2015 N N N Y MKD/NW-17-0263L 09/01/2017 Rev.2 9 9.1.2 1 R_287-8272(31R) 287-8272R 09.01.02-31 11/02/2015 N N N Y MKD/NW-17-0263L 09/01/2017 Rev.2 9 9.1.2 1 R_287-8272(32R) 287-8272R 09.01.02-32 11/02/2015 N N N Y MKD/NW-17-0263L 09/01/2017 Rev.2 9 9.1.2 1 R_287-8272(33R) 287-8272R 09.01.02-33 11/02/2015 N N N Y MKD/NW-17-0263L 09/01/2017 Rev.2 9 9.1.2 1 R_287-8272(34R) 287-8272R 09.01.02-34 11/02/2015 Y N N Y MKD/NW-17-0263L 09/01/2017 Rev.2 9 9.1.2 1 R_287-8272(35R) 287-8272R 09.01.02-35 11/02/2015 N N N Y MKD/NW-17-0263L 09/01/2017 Rev.2 9 9.1.2 1 R_287-8272(36R) 287-8272R 09.01.02-36 11/02/2015 Y N N Y MKD/NW-17-0263L 09/01/2017 Rev.2 9 9.1.2 1 R_287-8272(37R) 287-8272R 09.01.02-37 11/02/2015 N N N Y MKD/NW-17-0263L 09/01/2017 Rev.2 9 9.1.2 1 R_287-8272(38R) 287-8272R 09.01.02-38 11/02/2015 N N N Y MKD/NW-17-0263L 09/01/2017 Rev.2 9 9.1.2 1 R_287-8272(40R) 287-8272R 09.01.02-40 11/02/2015 N N N Y MKD/NW-17-0263L 09/01/2017 Rev.2 9 9.1.2 1 R_287-8272(41R) 287-8272R 09.01.02-41 11/02/2015 N N N Y MKD/NW-17-0263L 09/01/2017 Rev.2 9 9.1.2 1 R_287-8272(42R) 287-8272R 09.01.02-42 11/02/2015 Y N N Y MKD/NW-17-0263L 09/01/2017 Rev.2 9 9.1.3 1 R_545-8739(9) 545-8739 09.01.03-9 04/21/2017 N N N N MKD/NW-17-0126L 06/06/2017 Rev.2 9 9.3.3 1 R_244-8326(3R) 244-8326R 09.03.03-3 10/14/2015 Y N N N MKD/NW-16-1171L 01/03/2017 Rev.2 9 9.5.2 1 R_548-8822(7) 548-8822 09.05.02-7 05/22/2017 Y N N N MKD/NW-17-0243L 08/24/2017 Rev.2 9 9.5.2 1 R_548-8822(6) 548-8822 09.05.02-6 05/22/2017 Y N N N MKD/NW-17-0252L 08/30/2017 Rev.2 10 10.3 1 R_530-8714(7) 530-8714 10.03-7 11/21/2016 Y N N N MKD/NW-17-0019L 01/18/2017 Rev.2 10 10.3 1 R_463-8570(5R) 463-8570R 10.03-5 04/19/2016 Y N N N MKD/NW-17-0382L 12/29/2017 Rev.2 10 10.4.9 1 R_531-8715(7) 531-8715 10.04.09-7 11/28/2016 Y N N N MKD/NW-17-0016L 01/18/2017 Rev.2

1) Change type : 1 (NRC RAI), 2 (NRC Non-RAI), 3 (Self-identified)

KEPCO/KHNP 3 of 70

APR1400 DCD RAI Tracking Report (Rev. 2) APR1400-K-X-TM-18001 Impact Impact DCD Change RAI/AI Issue Impact Impact on on Ch. Change ID No. Question Number Other Drivers Letter Number Response Date DCD Rev.No.

Section Type1) Number Date on DCD on PRA Tech. TR,TeR Spec. , ER 10 10.4.9 1 R_537-8664(8) 537-8664 10.04.09-8 02/03/2017 Y N N N MKD/NW-17-0180L 08/07/2017 Rev.2 11 11.05 1 R_132-8088(2R3) 132-8088R3 11.05-2 08/07/2015 Y N N N MKD/NW-17-0197L 08/11/2017 Rev.2 11 11.2 1 R_542-8731(11) 542-8731 11.02-11 03/17/2017 Y N N N MKD/NW-17-0187L 08/02/2017 Rev.2 11 11.2 1 R_218-8183(4R2) 218-8183R2 11.02-4 09/21/2015 Y N N N MKD/NW-16-1018L 09/30/2016 Rev.2 11 11.3 1 R_538-8720(12) 538-8720 11.03-12 02/06/2017 Y N N N MKD/NW-17-0074L 03/17/2017 Rev.2 11 11.3 1 R_538-8720(11) 538-8720 11.03-11 02/06/2017 Y N N N MKD/NW-17-0078L 03/23/2017 Rev.2 11 11.3 1 R_538-8720(13R) 538-8720R 11.03-13 02/06/2017 Y N N N MKD/NW-17-0193L 08/07/2017 Rev.2 11 11.3 1 R_538-8720(13) 538-8720 11.03-13 02/06/2017 Y N N N MKD/NW-17-0074L 03/17/2017 Rev.2 11 11.5 1 R_131-8087(1R3) 131-8087R3 11.05-1 08/07/2015 Y N N N MKD/NW-14-0035L 02/03/2017 Rev.2 11 11.5 1 R_131-8087(1R4) 131-8087R4 11.05-1 08/07/2015 Y N N N MKD/NW-17-0221L 08/18/2017 Rev.2 12 12.2 1 R_343-8420(25) 343-8420 12.02-25 12/22/2015 Y N N N MKD/NW-17-0043L 02/15/2017 Rev.2 12 12.2 1 R_343-8420(23R) 343-8420R 12.02-23 12/22/2015 Y N N N MKD/NW-17-0039L 02/06/2017 Rev.2 12 12.2 1 R_13-7856(2R4) 13-7856R4 12.02-2 05/22/2015 Y N N N MKD/NW-17-0092L 04/03/2017 Rev.2 12 12.2 1 R_207-8247(18R) 207-8247R 12.02-18 09/11/2015 Y N N N MKD/NW-17-0114L 05/25/2017 Rev.2 12 12.2 1 R_343-8420(25R) 343-8420R 12.02-25 12/22/2015 Y N N N MKD/NW-17-0123L 06/01/2017 Rev.2 12 12.2 1 R_343-8420(23R2) 343-8420R2 12.02-23 12/22/2015 Y N N N MKD/NW-17-0177L 07/18/2017 Rev.2 12 12.2 1 R_343-8420(22R) 343-8420R 12.02-22 12/22/2015 Y N N N MKD/NW-17-0190L 08/02/2017 Rev.2 12 12.2 1 R_343-8420(22R2) 343-8420R2 12.02-22 12/22/2015 Y N N N MKD/NW-17-0222L 08/18/2017 Rev.2 12 12.2 1 R_343-8420(23R3) 343-8420R3 12.02-23 12/22/2015 Y N N N MKD/NW-17-0235L 08/22/2017 Rev.2 12 12.2 1 R_321-8353(20R2) 321-8353R2 12.02-20 11/25/2015 Y N N N MKD/NW-16-1023L 10/05/2016 Rev.2 12 12.3 1 R_490-8599(53) 490-8599 12.03-53 05/25/2016 N N N Y MKD/NW-17-0050L 02/21/2017 Rev.2 12 12.3 1 R_141-8098(8R) 141-8098R 12.03-8 08/07/2015 Y N N N MKD/NW-17-0007L 01/12/2017 Rev.2 12 12.3 1 R_376-8496(49R3) 376-8496R3 12.03-49 01/28/2016 Y N N N MKD/NW-17-0088L 03/30/2017 Rev.2 12 12.3 1 R_141-8098(8R2) 141-8098R2 12.03-8 08/07/2015 Y N N N MKD/NW-17-0120L 06/01/2017 Rev.2 12 12.3 1 R_544-8756(55) 544-8756 12.03-55 04/10/2017 Y N N N MKD/NW-17-0127L 06/09/2017 Rev.2 12 12.3 1 R_141-8098(10R2) 141-8098R2 12.03-10 08/07/2015 Y N N N MKD/NW-17-0140L 06/12/2017 Rev.2 12 12.3 1 R_544-8756(55R) 544-8756R 12.03-55 04/10/2017 Y N N N MKD/NW-17-0266L 09/04/2017 Rev.2 12 12.3 1 R_225-8254(13R) 225-8254R 12.03-13 09/24/2015 Y N N N MKD/NW-17-0047L 02/21/2017 Rev.2 12 12.3 1 R_225-8254(13R2) 225-8254R2 12.03-13 09/24/2015 Y N N N MKD/NW-17-0093L 04/12/2017 Rev.2 12 12.3 1 R_235-8275(34R3) 235-8275R3 12.03-34 10/07/2015 Y N N N MKD/NW-17-0095L 04/12/2017 Rev.2 12 12.3 1 R_235-8275(43R3) 235-8275R3 12.03-43 10/07/2015 Y N N N MKD/NW-17-0104L 04/24/2017 Rev.2 12 12.3 1 R_235-8275(31R) 235-8275R 12.03-31 10/07/2015 Y N N N MKD/NW-17-0112L 05/16/2017 Rev.2 12 12.3 1 R_235-8275(26R) 235-8275R 12.03-26 10/07/2015 Y N N N MKD/NW-17-0121L 06/01/2017 Rev.2 12 12.3 1 R_235-8275(46R2) 235-8275R2 12.03-46 10/07/2015 Y N N N MKD/NW-17-0218L 08/18/2017 Rev.2 12 12.3 1 R_235-8275(46R) 235-8275R 12.03-46 10/07/2015 Y N N N MKD/NW-17-0149L 06/21/2017 Rev.2 13 13.6 1 R_365-8411(1) 365-8411 13.06-1 01/12/2016 N N N Y MKD/NW-16-0223L 03/16/2016 Rev.2 13 13.6 1 R_365-8411(2) 365-8411 13.06-2 01/12/2016 N N N Y MKD/NW-16-0223L 03/16/2016 Rev.2 13 13.6 1 R_365-8411(3) 365-8411 13.06-3 01/12/2016 N N N Y MKD/NW-16-0223L 03/16/2016 Rev.2 13 13.6 1 R_365-8411(4) 365-8411 13.06-4 01/12/2016 N N N Y MKD/NW-16-0223L 03/16/2016 Rev.2 14 14.2 1 R_281-8232(49R2) 281-8232R2 14.02-49 11/02/2015 Y N N N MKD/NW-16-1148L 12/09/2016 Rev.2 14 14.2 1 R_524-8697(69) 524-8697 14.02-69 10/01/2016 Y N N N MKD/NW-16-1163L 12/19/2016 Rev.2 14 14.2 1 R_198-8208(21R3) 198-8208R3 14.02-21 09/04/2015 Y N N N MKD/NW-16-1166L 12/19/2016 Rev.2 14 14.2 1 R_513-8663(67) 513-8663 14.02-67 08/08/2016 N N N N MKD/NW-17-0028L 02/03/2017 Rev.2 14 14.2 1 R_528-8709(70) 528-8709 14.02-70 11/14/2016 N N N N MKD/NW-17-0038L 02/03/2017 Rev.2 14 14.2 1 R_513-8663(67R) 513-8663R 14.02-67 08/08/2016 Y N N N MKD/NW-17-0132L 06/04/2017 Rev.2 14 14.2 1 R_192-8180(15R) 192-8180R 14.02-15 09/01/2015 Y N N N MKD/NW-17-0145L 06/16/2017 Rev.2 14 14.2 1 R_524-8697(69R) 524-8697R 14.02-69 10/01/2016 Y N N N MKD/NW-17-0175L 07/20/2017 Rev.2 14 14.2 1 R_281-8232(50R2) 281-8232R2 14.02-50 11/02/2015 Y N N N MKD/NW-17-0176L 07/31/2017 Rev.2 14 14.2 1 R_281-8232(49R3) 281-8232R3 14.02-49 11/02/2015 Y N N N MKD/NW-17-0206L 08/11/2017 Rev.2 14 14.2 1 R_198-8208(26R2) 198-8208R2 14.02-26 09/04/2015 Y N N N MKD/NW-16-1176L 01/04/2017 Rev.2 14 14.2 1 R_529-8711(71) 529-8711 14.02-71 11/14/2016 Y N N N MKD/NW-17-0003L 01/06/2017 Rev.2 14 14.2 1 R_198-8208(23R2) 198-8208R2 14.02-23 09/04/2015 Y N N N MKD/NW-17-0079L 03/23/2017 Rev.2 14 14.2 1 R_198-8208(35R2) 198-8208R2 14.02-35 09/04/2015 Y N N N MKD/NW-17-0115L 07/20/2017 Rev.2 14 14.3.3 1 R_546-8782(7) 546-8782 14.03.03-7 05/03/2017 Y N N N MKD/NW-17-0203L 08/11/2017 Rev.2 14 14.3.3 1 R_546-8782(4) 546-8782 14.03.03-4 05/03/2017 Y N N N MKD/NW-17-0214L 08/17/2017 Rev.2 14 14.3.3 1 R_546-8782(5) 546-8782 14.03.03-5 05/03/2017 Y N N N MKD/NW-17-0234L 08/23/2017 Rev.2 14 14.3.3 1 R_546-8782(3) 546-8782 14.03.03-3 05/03/2017 Y N N N MKD/NW-17-0262L 09/01/2017 Rev.2 14 14.3.3 1 R_546-8782(8) 546-8782 14.03.03-8 05/03/2017 Y N N N MKD/NW-17-0275L 09/05/2017 Rev.2 14 14.3.3 1 R_546-8782(6) 546-8782 14.03.03-6 05/03/2017 Y N N N MKD/NW-17-0211L 08/15/2017 Rev.2 14 14.3.5 1 R_317-8271(30R) 317-8271R 14.03.05-30 11/17/2015 Y N N N MKD/NW-17-0151L 06/23/2017 Rev.2 14 14.3.5 1 R_71-7906(11R3) 71-7906R3 14.03.05-11 07/15/2015 Y N N N MKD/NW-16-1175L 01/04/2017 Rev.2 14 14.3.5 1 R_317-8271(15R) 317-8271R 14.03.05-15 11/17/2015 N N N N MKD/NW-17-0137L 06/12/2017 Rev.2 14 14.3.5 1 R_317-8271(24R) 317-8271R 14.03.05-24 11/17/2015 Y N Y Y MKD/NW-17-0164L 07/10/2017 Rev.2

1) Change type : 1 (NRC RAI), 2 (NRC Non-RAI), 3 (Self-identified)

KEPCO/KHNP 4 of 70

APR1400 DCD RAI Tracking Report (Rev. 2) APR1400-K-X-TM-18001 Impact Impact DCD Change RAI/AI Issue Impact Impact on on Ch. Change ID No. Question Number Other Drivers Letter Number Response Date DCD Rev.No.

Section Type1) Number Date on DCD on PRA Tech. TR,TeR Spec. , ER 14 14.3.8 1 R_116-8054(1R) 116-8054R 14.03.08-1 07/27/2015 Y N N N MKD/NW-17-0004L 01/06/2017 Rev.2 14 14.3.8 1 R_116-8054(1R2) 116-8054R2 14.03.08-1 07/27/2015 Y N N N MKD/NW-17-0272L 09/05/2017 Rev.2 14 14.3.8 1 R_116-8054(1R3) 116-8054R3 14.03.08-1 07/27/2015 Y N N N MKD/NW-17-0291L 09/14/2017 Rev.2 14 14.3.8 1 R_116-8054(1R4) 116-8054R4 14.03.08-1 07/27/2015 Y N N N MKD/NW-17-0302L 09/25/2017 Rev.2 14 14.3.8 1 R_116-8054(8R) 116-8054R 14.03.08-8 07/27/2015 Y N N N MKD/NW-17-0360L 11/13/2017 Rev.2 14 14.3.8 1 R_368-8470(14R) 368-8470R 14.03.08-14 01/19/2016 Y N N N MKD/NW-17-0158L 07/10/2017 Rev.2 14 14.3.8 1 R_368-8470(14R2) 368-8470R2 14.03.08-14 01/19/2016 Y N N N MKD/NW-17-0233L 08/30/2017 Rev.2 14 14.3.8 1 R_368-8470(14R3) 368-8470R3 14.03.08-14 01/19/2016 Y N N N MKD/NW-17-0292L 09/14/2017 Rev.2 15 15.0.3 1 R_108-7973(2R2) 108-7973R2 15.00.03-2 07/23/2015 Y N N N MKD/NW-17-0106L 04/24/2017 Rev.2 15 15.0.3 1 R_108-7973(2R3) 108-7973R3 15.00.03-2 07/23/2015 Y N N N MKD/NW-17-0217L 08/22/2017 Rev.2 15 15.0.3 1 R_108-7973(2R4) 108-7973R4 15.00.03-2 07/23/2015 Y N N N MKD/NW-17-0352L 11/09/2017 Rev.2 15 15.0.3 1 R_362-8445(31R) 362-8445R 15.00.03-31 01/11/2016 Y N N N MKD/NW-17-0157L 07/10/2017 Rev.2 15 15.4.6 1 R_17-7917(1R) 17-7917R 15.04.06-1 05/26/2015 Y N Y N MKD/NW-17-0253L 09/01/2017 Rev.2 15 15.6.5 1 R_143-8092(1S) 143-8092S 15.06.05-1 08/07/2015 N N N N MKD/NW-16-1154L 12/27/2016 Rev.2 15 15.6.5 1 R_430-8455(22) 430-8455 15.06.05-22 03/07/2016 N N N N MKD/NW-16-1155L 12/27/2016 Rev.2 15 15.6.5 1 R_398-8457(5RS) 398-8457RS 15.06.05-5 02/03/2016 Y N N Y MKD/NW-16-1177L 12/28/2016 Rev.2 15 15.6.5 1 R_318-8337(2R) 318-8337R 15.06.05-2 11/24/2015 Y N N Y MKD/NW-17-0032L 02/02/2017 Rev.2 15 15.6.5 1 R_404-8488(10R) 404-8488R 15.06.05-10 02/10/2016 N N N N MKD/NW-17-0124L 06/09/2017 Rev.2 15 15.6.5 1 R_399-8510(7) 399-8510 15.06.02-7 02/03/2016 Y N N N MKD/NW-17-0200L 08/11/2017 Rev.2 15 15.6.5 1 R_399-8510(7R) 399-8510R 15.06.05-7 02/03/2015 Y N N N MKD/NW-17-0304L 09/28/2017 Rev.2 15 15.6.5 1 R_404-8488(11R) 404-8488R 15.06.05-11 02/10/2016 N N N Y MKD/NW-16-1179L 01/03/2017 Rev.2 16 16 1 R_154-8064(44R) 154-8064R 16-44 08/17/2015 Y N Y N MKD/NW-17-0122L 06/29/2017 Rev.2 16 16 1 R_509-8591(210S) 509-8591S16-210 08/01/2016 Y N Y N MKD/NW-17-0184L 07/27/2017 Rev.2 16 16 1 R_507-8587(171) 507-8587 16-171 08/01/2016 Y N Y N MKD/NW-17-0231L 08/23/2017 Rev.2 16 16 1 R_154-8064(44R2) 154-8064R2 16-44 08/17/2015 Y N Y N MKD/NW-17-0238L 08/24/2017 Rev.2 16 16 1 R_507-8587(159S) 507-8587S16-159 08/01/2016 Y N Y N MKD/NW-17-0264L 08/31/2017 Rev.2 16 16 1 R_526-8651(223R) 526-8651R 16-223 10/17/2016 Y N Y N MKD/NW-17-0287L 09/12/2017 Rev.2 16 16 1 R_154-8064(43R2) 154-8064R2 16-43 08/17/2015 Y N Y Y MKD/NW-17-0320L 09/29/2017 Rev.2 16 16 1 R_154-8064(44R3) 154-8064R3 16-44 08/17/2015 Y N Y N MKD/NW-17-0326L 10/17/2017 Rev.2 16 16 1 R_154-8064(42R) 154-8064R 16-42 08/17/2015 Y N Y N MKD/NW-17-0333L 10/23/2017 Rev.2 16 16 1 R_188-8056(58S) 188-8056S 16-58 09/01/2015 Y N Y N MKD/NW-17-0144L 06/28/2017 Rev.2 16 16 1 R_130-8065(30R) 130-8065R 16-30 08/06/2015 N N N Y MKD/NW-17-0242L 08/24/2017 Rev.2 16 16 1 R_138-8067(33R) 138-8067R 16-33 08/07/2015 N N N N MKD/NW-16-1168L 12/20/2016 Rev.2 16 16 1 R_138-8067(34R) 138-8067R 16-34 08/07/2015 Y N Y N MKD/NW-17-0174L 07/18/2017 Rev.2 16 16 1 R_189-8057(75R) 189-8057R 16-75 09/01/2015 Y N Y N MKD/NW-17-0138L 06/09/2017 Rev.2 16 16 1 R_439-8524(125R2) 439-8524R2 16-125 03/11/2016 Y N Y N MKD/NW-17-0162L 07/10/2017 Rev.2 16 16 1 R_189-8057(72R) 189-8057R 16-72 09/01/2015 Y N Y N MKD/NW-17-0170L 07/19/2017 Rev.2 16 16 1 R_189-8057(60R) 189-8057R 16-60 09/01/2015 Y N Y N MKD/NW-17-0241L 08/24/2017 Rev.2 16 16 1 R_478-8568(139S) 478-8568S16-139 05/10/2016 Y N Y N MKD/NW-16-0116L 05/18/2017 Rev.2 16 16 1 R_478-8568(139RS) 478-8568RS16-139 05/10/2016 Y N Y N MKD/NW-17-0255L 08/28/2017 Rev.2 16 16 1 R_478-8568(139S) 478-8568S16-139 05/10/2016 N N Y N MKD/NW-17-0331L 10/23/2017 Rev.2 16 16 1 R_478-8568(139R3) 478-8568R3 16-139 05/10/2016 Y N Y N MKD/NW-17-0364L 11/15/2017 Rev.2 16 16 1 R_295-8263(114S) 295-8263S16-114 11/05/2015 Y N Y N MKD/NW-17-0163L 07/10/2017 Rev.2 16 16 1 R_239-8076(92S) 239-8076S 16-92 10/09/2015 Y N Y N MKD/NW-17-0224L 08/21/2017 Rev.2 16 16 1 R_295-8263(112S) 295-8263S16-112 11/05/2015 N N N N MKD/NW-17-0227L 08/21/2017 Rev.2 16 16 1 R_295-8263(115S) 295-8263S16-115 11/05/2015 Y N Y N MKD/NW-17-0227L 08/21/2017 Rev.2 16 16 1 R_295-8263(117S) 295-8263S16-117 11/05/2015 Y N Y N MKD/NW-17-0227L 08/21/2017 Rev.2 16 16 1 R_295-8263(122R) 295-8263R 16-122 11/05/2015 Y N Y N MKD/NW-17-0229L 08/29/2017 Rev.2 16 16 1 R_295-8263(116R) 295-8263R 16-116 11/05/2015 N N Y N MKD/NW-17-0239L 08/24/2017 Rev.2 16 16 1 R_239-8076(103R) 239-8076R 16-103 10/09/2015 Y N Y N MKD/NW-17-0257L 08/29/2017 Rev.2 16 16 1 R_295-8263(114S) 295-8263S16-114 11/05/2015 Y N Y N MKD/NW-17-0349L 11/03/2017 Rev.2 16 16 1 R_295-8263(123R) 295-8263R 16-123 11/05/2015 Y N Y N MKD/NW-17-0368L 11/27/2017 Rev.2 16 16 1 R_498-8595(153S) 498-8595S16-153 06/30/2016 Y N Y N MKD/NW-17-0223L 08/21/2017 Rev.2 16 16 1 R_498-8595(154R) 498-8595R 16-154 06/30/2016 Y N Y N MKD/NW-17-0313L 09/28/2017 Rev.2 16 16 1 R_498-8595(154R2) 498-8595R2 16-154 06/30/2016 Y N Y N MKD/NW-17-0329L 10/18/2017 Rev.2 16 16 1 R_470-8552(137R) 470-8552R 16-137 04/26/2016 Y N Y N MKD/NW-17-0230L 08/21/2017 Rev.2 16 16 1 R_470-8552(137R2) 470-8552R2 16-137 26/04/2016 Y N Y N MKD/NW-17-0273L 09/06/2017 Rev.2 16 16 1 R_509-8591(219) 509-8591 16-219 08/01/2016 Y N Y N MKD/NW-16-1157L 12/19/2016 Rev.2 16 16 1 R_509-8591(209) 509-8591 16-209 08/01/2016 N N N N MKD/NW-16-0949L 09/06/2016 Rev.2 16 16 1 R_481-8546(150R3) 481-8546R3 16-150 05/12/2016 Y N Y N MKD/NW-17-0194L 08/10/2017 Rev.2 16 16 1 R_481-8546(143R3) 481-8546R3 16-143 05/12/2016 Y N Y N MKD/NW-17-0254L 08/28/2017 Rev.2 16 16 1 R_481-8546(145S) 481-8546S16-145 05/12/2016 Y N Y N MKD/NW-17-0267L 09/01/2017 Rev.2 16 16 1 R_481-8546(152S) 481-8546S16-152 09/04/2015 Y N Y N MKD/NW-17-0268L 09/01/2017 Rev.2

1) Change type : 1 (NRC RAI), 2 (NRC Non-RAI), 3 (Self-identified)

KEPCO/KHNP 5 of 70

APR1400 DCD RAI Tracking Report (Rev. 2) APR1400-K-X-TM-18001 Impact Impact DCD Change RAI/AI Issue Impact Impact on on Ch. Change ID No. Question Number Other Drivers Letter Number Response Date DCD Rev.No.

Section Type1) Number Date on DCD on PRA Tech. TR,TeR Spec. , ER 16 16 1 R_481-8546(149R) 481-8546R 16-149 09/04/2015 Y N Y N MKD/NW-17-0297L 09/18/2017 Rev.2 16 16 1 R_481-8546(149R2) 481-8546R2 16-149 09/04/2015 Y N Y N MKD/NW-17-0328L 10/18/2017 Rev.2 16 16 1 R_481-8546(149R3) 481-8546R3 16-149 09/04/2015 Y N Y N MKD/NW-17-0380L 12/28/2017 Rev.2 16 16 1 R_478-8568(140R) 478-8568R 16-140 05/10/2016 Y N Y N MKD/NW-17-0192L 08/29/2017 Rev.2 16 16 1 R_120-7977(24R) 120-7977R 16-24 07/27/2015 Y N Y N MKD/NW-17-0169L 07/10/2017 Rev.2 16 16 1 R_444-8530(133R2) 444-8530R2 16-133 03/16/2016 Y N Y N MKD/NW-17-0226L 08/21/2017 Rev.2 16 16 1 R_444-8530(135R) 444-8530R 16-135 03/16/2016 Y N Y N MKD/NW-17-0232L 08/23/2017 Rev.2 16 16 1 R_444-8530(134R) 444-8530R 16-134 03/16/2016 Y N Y N MKD/NW-17-0225L 08/21/2017 Rev.2 16 16 1 R_478-8568(141R) 478-8568R 16-141 05/10/2016 Y N Y N MKD/NW-17-0256L 08/28/2017 Rev.2 16 16 1 R_119-7976(23R) 119-7976R 16-23 07/27/2015 Y N Y N MKD/NW-17-0334L 10/23/2017 Rev.2 16 16 1 R_125-7975(25R) 125-7975R 16-25 08/04/2015 Y N Y N MKD/NW-17-0236L 08/23/2017 Rev.2 16 16 1 R_133-7978(31) 133-7978 16-31 08/07/2015 Y N Y N MKD/NW-16-0063L 02/05/2016 Rev.2 16 16 1 R_133-7978(32) 133-7978 16-32 08/07/2015 Y N Y N MKD/NW-16-0063L 02/05/2016 Rev.2 16 16 1 R_508-8592(178R) 508-8592R 16-178 08/01/2016 Y N Y N MKD/NW-17-0240L 08/24/2017 Rev.2 17 17.4 1 R_316-8305(1R) 316-8305R 17.04-1 11/17/2015 Y N N N MKD/NW-17-0020L 01/18/2017 Rev.2 17 17.4 1 R_316-8305(1R) 316-8305R 17.04-2 11/17/2015 Y N N N MKD/NW-17-0020L 01/18/2017 Rev.2 17 17.4 1 R_316-8305(1R2) 316-8305R2 17.04-1 11/17/2015 Y N N N MKD/NW-17-0318L 09/29/2017 Rev.2 17 17.4 1 R_316-8305(2R2) 316-8305R2 17.04-2 11/17/2015 N N N N MKD/NW-17-0318L 09/29/2017 Rev.2 18 18 1 R_534-8723(132) 534-8723 18-132 01/23/2017 N N N N MKD/NW-17-0062L 03/09/2017 Rev.2 18 18 1 R_534-8723(132R) 534-8723R 18-132 01/23/2017 N N N Y MKD/NW-17-0094L 04/12/2017 Rev.2 18 18 1 R_553-9084(133) 553-9084 18-133 09/06/2017 N N N Y MKD/NW-17-0314L 09/28/2017 Rev.2 18 18 1 R_553-9084(135) 553-9084 18-135 09/06/2017 N N N Y MKD/NW-17-0314L 09/28/2017 Rev.2 18 18 1 R_553-9084(137) 553-9084 18-137 09/06/2017 Y N N Y MKD/NW-17-0314L 09/28/2017 Rev.2 18 18 1 R_553-9084(136) 553-9084 18-136 09/06/2017 N N N Y MKD/NW-17-0314L 09/28/2017 Rev.2 18 18 1 R_553-9084(137R) 553-9084R 18-137 09/06/2017 Y N N Y MKD/NW-17-0322L 11/17/2017 Rev.2 18 18 1 R_553-9084(134) 553-9084 18-134 09/06/2017 Y N N N MKD/NW-17-0354L 11/13/2017 Rev.2 19 19 1 R_432-8377(64R4) 432-8377R4 19-64 03/08/2016 Y N N Y MKD/NW-16-1124L 12/19/2016 Rev.2 19 19 1 R_432-8377(63R2) 432-8377R2 19-63 03/08/2016 N N N Y MKD/NW-16-1156L 12/19/2016 Rev.2 19 19 1 R_409-8325(28R3) 409-8325R3 19-28 02/22/2016 Y Y N N MKD/NW-16-1167L 12/19/2016 Rev.2 19 19 1 R_433-8363(70R2) 433-8363R2 19-70 03/08/2016 Y N N N MKD/NW-16-1090L 01/04/2017 Rev.2 19 19 1 R_232-7864(7R) 232-7864R 19-7 09/30/2015 Y N N N MKD/NW-16-1172L 01/06/2017 Rev.2 19 19 1 R_432-8377(63R3) 432-8377R3 19-63 03/08/2016 N N N Y MKD/NW-17-0023L 01/20/2017 Rev.2 19 19 1 R_432-8377(64R5) 432-8377R5 19-64 03/08/2016 Y N N Y MKD/NW-17-0025L 01/23/2017 Rev.2 19 19 1 R_433-8363(71R2) 433-8363R2 19-71 03/08/2016 Y N N N MKD/NW-17-0054L 02/27/2017 Rev.2 19 19 1 R_432-8377(63R4) 432-8377R4 19-63 03/08/2016 N N N Y MKD/NW-17-0055L 02/27/2017 Rev.2 19 19 1 R_432-8377(64R6) 432-8377R6 19-64 03/08/2016 Y N N Y MKD/NW-17-0244L 08/28/2017 Rev.2 19 19 1 R_409-8325(28R4) 409-8325R4 19-28 02/22/2016 Y N N N MKD/NW-17-0309L 09/28/2017 Rev.2 19 19 1 R_433-8363(70R3) 433-8363R3 19-70 03/08/2016 Y N N N MKD/NW-17-0029L 01/27/2017 Rev.2 19 19 1 R_432-8377(59R2) 432-8377R2 19-59 03/08/2016 N N N N MKD/NW-16-1150L 12/07/2016 Rev.2 19 19 1 R_271-8290(15R) 271-8290R 19-15 10/22/2015 Y N N N MKD/NW-16-1151L 12/09/2016 Rev.2 19 19 1 R_433-8363(75R4) 433-8363R4 19-75 03/08/2016 Y N N N MKD/NW-16-1165L 12/19/2016 Rev.2 19 19 1 R_434-8352(94R) 434-8352R 19-94 03/08/2015 Y N N N MKD/NW-16-1123L 12/26/2016 Rev.2 19 19 1 R_312-8343(16R2) 312-8343R2 19-16 11/16/2015 Y N N N MKD/NW-17-0021L 01/20/2017 Rev.2 19 19 2 A_19-51R 19-51R PRA Issue #PRA-51 04/13~15/2015 Y Y N N MKD/NW-17-0030L 01/26/2017 Rev.2 19 19 1 R_434-8352(91) 434-8352 19-91 03/08/2016 Y N N N MKD/NW-17-0048L 03/09/2017 Rev.2 19 19 1 R_270-7894(14R) 270-7894R 19-14 10/22/2015 Y N N N MKD/NW-17-0086L 03/31/2017 Rev.2 19 19 1 R_270-7894(14R2) 270-7894R2 19-14 10/22/2015 Y N N N MKD/NW-17-0195L 08/07/2017 Rev.2 19 19 1 R_418-8348(47R) 418-8348R 19-47 02/23/2016 Y Y N N MKD/NW-17-0247L 08/25/2017 Rev.2 19 19 1 R_434-8352(91R) 434-8352R 19-91 03/08/2016 N N N N MKD/NW-17-0269L 09/01/2017 Rev.2 19 19 1 R_418-8348(45R) 418-8348R 19-45 02/23/2016 Y N N N MKD/NW-17-0270L 09/01/2017 Rev.2 19 19 1 R_271-8290(15R2) 271-8290R2 19-15 10/22/2015 Y Y N N MKD/NW-17-0271L 09/01/2017 Rev.2 19 19 1 R_434-8352(87R) 434-8352R 19-87 03/08/2016 Y N N N MKD/NW-17-0278L 09/12/2017 Rev.2 19 19 1 R_434-8352(85) 434-8352 19-85 03/08/2016 Y N N N MKD/NW-17-0286L 09/28/2017 Rev.2 19 19 1 R_232-7864(10) 232-7864 19-10 09/30/2015 Y N N N MKD/NW-17-0308L 09/28/2017 Rev.2 19 19 1 R_418-8348(43R) 418-8348R 19-43 02/23/2016 N N N N MKD/NW-17-0310L 09/28/2017 Rev.2 19 19 1 R_434-8352(88R) 434-8352R 19-88 03/08/2016 N N N N MKD/NW-17-0312L 09/28/2017 Rev.2 19 19 1 R_434-8352(87R2) 434-8352R2 19-87 03/08/2016 Y N N N MKD/NW-17-0316L 09/28/2017 Rev.2 19 19 1 R_434-8352(92R) 434-8352R 19-92 03/08/2016 Y N N N MKD/NW-17-0317L 09/29/2017 Rev.2 19 19 1 R_271-8290(15R3) 271-8290R3 19-15 10/22/2015 Y Y N N MKD/NW-17-0325L 10/17/2017 Rev.2 19 19 1 R_426-8492(53R2) 426-8492R2 19-53 03/01/2016 Y N N N MKD/NW-17-0332L 10/23/2017 Rev.2 19 19 1 R_434-8352(87R3) 434-8352R3 19-87 03/08/2016 Y N N N MKD/NW-17-0348L 11/07/2017 Rev.2 19 19 1 R_271-8290(15R4) 271-8290R4 19-15 10/22/2015 Y Y N N MKD/NW-17-0353L 11/09/2017 Rev.2

1) Change type : 1 (NRC RAI), 2 (NRC Non-RAI), 3 (Self-identified)

KEPCO/KHNP 6 of 70

APR1400 DCD RAI Tracking Report (Rev. 2) APR1400-K-X-TM-18001 Impact Impact DCD Change RAI/AI Issue Impact Impact on on Ch. Change ID No. Question Number Other Drivers Letter Number Response Date DCD Rev.No.

Section Type1) Number Date on DCD on PRA Tech. TR,TeR Spec. , ER 19 19 1 R_232-7864(10R) 232-7864R 19-10 09/30/2015 Y N N N MKD/NW-17-0363L 11/15/2017 Rev.2 19 19 1 R_418-8348(49R2) 418-8348R2 19-49 02/23/2016 Y N N N MKD/NW-17-0375L 12/28/2017 Rev.2 19 19 1 R_426-8492(53R3) 426-8492R3 19-53 03/01/2016 Y N N N MKD/NW-17-0376L 12/15/2017 Rev.2 19 19 1 R_417-8359(42R2) 417-8359R2 19-42 02/23/2016 Y Y N N MKD/NW-17-0377L 12/19/2017 Rev.2 19 19 1 R_434-8352(92R2) 434-8352R2 19-92 03/08/2016 Y N N N MKD/NW-17-0379L 12/28/2017 Rev.2 19 19 1 R_268-8308(11) 268-8308 19-11 10/02/2015 Y N N N MKD/NW-16-0269L 03/29/2016 Rev.2 19 19 1 R_268-8308(13) 268-8308 19-13 10/02/2015 Y N N N MKD/NW-16-0269L 03/29/2016 Rev.2 19 19 1 R_434-8352(90R2) 434-8352R2 19-90 03/08/2016 Y N N N MKD/NW-16-1084L 11/04/2016 Rev.2 19 19 1 R_433-8363(77R) 433-8363R 19-77 03/08/2016 N N N N MKD/NW-16-1141L 12/02/2016 Rev.2 19 19 1 R_433-8363(79R) 433-8363R 19-79 03/08/2016 N N N N MKD/NW-16-1141L 12/02/2016 Rev.2 19 19 1 R_434-8352(86R) 434-8352R 19-86 03/08/2016 N N N N MKD/NW-17-0013L 01/13/2017 Rev.2 19 19 1 R_312-8343(16R) 312-8343R 19-16 11/16/2015 Y N N N MKD/NW-17-0014L 01/13/2017 Rev.2 19 19.2 1 R_551-8962(1) 551-8962 19.02-1 07/17/2017 Y N N Y MKD/NW-17-0245L 08/28/2017 Rev.2 19 19.3 1 R_401-8402(13) 401-8402R 19.03-16 02/08/2016 Y N N Y MKD/NW-16-1149L 12/07/2016 Rev.2 19 19.3 1 R_517-8670(41) 517-8670 19.03-41 08/19/2016 Y N N Y MKD/NW-16-1114L 12/26/2016 Rev.2 19 19.3 1 R_297-8309(1R) 297-8309R 19.03-1 11/09/2015 Y N N Y MKD/NW-17-0058L 03/03/2017 Rev.2 19 19.3 1 R_393-8432(13R2) 393-8432R2 19.03-13 02/02/2016 Y N N Y MKD/NW-17-0063L 03/09/2017 Rev.2 19 19.3 1 R_333-8397(9R) 333-8397R 19.03-9 12/14/2015 Y N N Y MKD/NW-17-0260L 08/30/2017 Rev.2 19 19.3 1 R_420-8482(34R) 420-8482R 19.03-34 02/29/2016 N N N N MKD/NW-17-0366L 11/17/2017 Rev.2 19 19.3 1 R_420-8482(36S) 420-8482S 19.03-36 02/29/2016 Y N N N MKD/NW-17-0367L 11/17/2017 Rev.2 19 19.3 1 R_401-8402(20R) 401-8402R 19.03-20 02/08/2016 Y N N Y MKD/NW-16-1142L 12/02/2016 Rev.2 19 19.5 1 R_427-8444(5R) 427-8444R 19.05-5 03/01/2016 Y N N N MKD/NW-17-0042L 02/09/2017 Rev.2 19 19.5 1 R_450-8528(6R) 450-8528R 19.05-06 03/24/2016 Y N N N MKD/NW-17-0098L 04/18/2017 Rev.2 19 19.5 1 R_424-8532(2R) 424-8532R 19.05-2 03/01/2016 Y N N N MKD/NW-16-0965L 09/08/2016 Rev.2 19 19.5 1 R_424-8532(2R2) 424-8532R2 19.05-2 03/01/2016 Y N N N MKD/NW-17-0343L 11/02/2017 Rev.2 19 19.5 2 NOV NOV Reply to NOV Report No.05200046/2016-202 Y N N N MKD/NW-17-0321L 09/29/2017 Rev.2 19 19.5 2 NOV_S NOV_S Supplemental Reply to NOV 05200046/2016-202 Y N N N MKD/NW-17-0372L 12/01/2017 Rev.2 ER ER 1 R_1-8428(5R) ER 1-8428R EIS ACC/SA-5 03/22/2016 N N N Y MKD/NW-17-0288L 09/15/2017 Rev.2 ER ER 1 R_1-8428(15R) ER 1-8428R EIS ACC/SA-15 03/22/2016 Y N N N MKD/NW-17-0288L 09/15/2017 Rev.2 ER ER 1 R_1-8429(5) ER 1-8429 EIS ACC/SAMDA-5 03/22/2016 Y N N Y MKD/NW-17-0289L 09/15/2017 Rev.2 ER ER 1 R_1-8429(4R) ER 1-8429R EIS ACC/SAMDA-4 03/22/2016 N N N Y MKD/NW-17-0293L 09/15/2017 Rev.2 ER ER 1 R_1-8428(3) 1-8428 EIS ACC/SA-3 03/22/2016 N N N Y MKD/NW-16-1137L 12/05/2016 Rev.2 ER ER 1 R_1-8428(7) 1-8428 EIS ACC/SA-7 03/22/2016 N N N Y MKD/NW-16-1137L 12/05/2016 Rev.2 ER ER 1 R_1-8429(4) 1-8429 EIS ACC/SAMDA-4 03/22/2016 N N N Y MKD/NW-16-1138L 12/13/2016 Rev.2 ER ER 1 R_1-8429(7) 1-8429 EIS ACC/SAMDA-7 03/22/2016 N N N Y MKD/NW-17-0073L 03/16/2017 Rev.2 ER ER 1 R_1-8428(4) 1-8428 EIS ACC/SA-4 03/22/2016 N N N Y MKD/NW-17-0075L 03/21/2017 Rev.2 ER ER 1 R_1-8428(10) 1-8428 EIS ACC/SA-10 03/22/2016 N N N Y MKD/NW-17-0075L 03/21/2017 Rev.2 TR TR 1 R_6-8322 6-8322 TR PLUS7 Fuel Design for the APR1400-24 10/27/2015 Y N N Y MKD/NW-17-0130L 07/31/2017 Rev.2 TR TR 1 R_5-7954 5-7954 TR PLUS7 Fuel Design for the APR1400-11 06/18/2015 Y N N Y MKD/NW-17-0201L 08/11/2017 Rev.2 TR TR 1 R_5-7954 5-7954 TR PLUS7 Fuel Design for the APR1400-12 06/18/2015 N N N Y MKD/NW-17-0201L 08/11/2017 Rev.2 TR TR 1 R_5-7954 5-7954 TR PLUS7 Fuel Design for the APR1400-13 06/18/2015 N N N Y MKD/NW-17-0201L 08/11/2017 Rev.2 TR TR 1 R_5-7954 5-7954 TR PLUS7 Fuel Design for the APR1400-14 06/18/2015 N N N Y MKD/NW-17-0201L 08/11/2017 Rev.2 TR TR 1 R_5-7954 5-7954 TR PLUS7 Fuel Design for the APR1400-16 06/18/2015 N N N Y MKD/NW-17-0201L 08/11/2017 Rev.2 TR TR 1 R_5-7954 5-7954 TR PLUS7 Fuel Design for the APR1400-18 06/18/2015 N N N Y MKD/NW-17-0201L 08/11/2017 Rev.2 TR TR 1 R_5-7954(11R2) 5-7954R2 TR PLUS7 Fuel Design for the APR1400-11 06/18/2015 Y N N Y MKD/NW-17-0323L 10/16/2017 Rev.2 TR TR 1 R_5-7954(11R3) 5-7954R3 TR PLUS7 Fuel Design for the APR1400-11 06/18/2015 Y N N Y MKD/NW-17-0371L 12/01/2017 Rev.2 S.A S.A 3 SA-T1-001 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-T1-002 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-T1-003 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-T1-004 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-T1-005 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-1-001 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-1-002 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-1-003 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-1-004 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-1-005 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-1-006 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-1-007 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-1-008 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-1-009 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-1-010 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-3-001 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-3-002 Self-Assessment Y N N N Rev.2

1) Change type : 1 (NRC RAI), 2 (NRC Non-RAI), 3 (Self-identified)

KEPCO/KHNP 7 of 70

APR1400 DCD RAI Tracking Report (Rev. 2) APR1400-K-X-TM-18001 Impact Impact DCD Change RAI/AI Issue Impact Impact on on Ch. Change ID No. Question Number Other Drivers Letter Number Response Date DCD Rev.No.

Section Type1) Number Date on DCD on PRA Tech. TR,TeR Spec. , ER S.A S.A 3 SA-3-003 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-3-004 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-3-005 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-3-006 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-3-007 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-3-008 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-3-009 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-3-010 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-3-011 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-3-012 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-3-013 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-3-014 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-3-015 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-4-001 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-4-002 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-4-003 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-4-004 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-4-005 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-5-001 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-5-002 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-5-003 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-5-004 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-5-005 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-5-006 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-6-001 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-6-002 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-6-003 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-7-001 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-7-002 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-9-001 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-10-001 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-12-001 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-12-002 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-12-003 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-14-001 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-15-001 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-16-001 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-16-002 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-16-003 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-16-004 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-16-005 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-16-006 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-16-007 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-16-008 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-16-009 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-16-010 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-001 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-002 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-003 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-004 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-005 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-006 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-007 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-008 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-009 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-010 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-011 Self-Assessment Y N N N Rev.2

1) Change type : 1 (NRC RAI), 2 (NRC Non-RAI), 3 (Self-identified)

KEPCO/KHNP 8 of 70

APR1400 DCD RAI Tracking Report (Rev. 2) APR1400-K-X-TM-18001 Impact Impact DCD Change RAI/AI Issue Impact Impact on on Ch. Change ID No. Question Number Other Drivers Letter Number Response Date DCD Rev.No.

Section Type1) Number Date on DCD on PRA Tech. TR,TeR Spec. , ER S.A S.A 3 SA-TS-012 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-013 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-014 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-015 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-016 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-017 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-018 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-019 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-020 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-021 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-022 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-023 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-024 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-025 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-026 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-027 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-028 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-029 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-030 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-031 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-032 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-033 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-034 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-035 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-036 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-037 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-038 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-039 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-040 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-041 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-042 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-043 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-044 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-045 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-046 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-047 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-048 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-049 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-050 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-051 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-052 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-053 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-054 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-055 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-056 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-057 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-058 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-059 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-060 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-061 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-062 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-063 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-064 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-065 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-066 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-067 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-068 Self-Assessment Y N N N Rev.2

1) Change type : 1 (NRC RAI), 2 (NRC Non-RAI), 3 (Self-identified)

KEPCO/KHNP 9 of 70

APR1400 DCD RAI Tracking Report (Rev. 2) APR1400-K-X-TM-18001 Impact Impact DCD Change RAI/AI Issue Impact Impact on on Ch. Change ID No. Question Number Other Drivers Letter Number Response Date DCD Rev.No.

Section Type1) Number Date on DCD on PRA Tech. TR,TeR Spec. , ER S.A S.A 3 SA-TS-069 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-070 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-071 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-072 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-073 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-074 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-075 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-076 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-077 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-078 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-079 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-080 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-081 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-082 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-083 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-084 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-085 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-086 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-087 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-088 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-089 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-090 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-091 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-092 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-093 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-094 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-095 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-096 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-097 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-098 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-099 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-100 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-101 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-102 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-103 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-104 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-105 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-106 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-107 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-108 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-109 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-110 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-111 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-112 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-113 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-114 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-115 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-116 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-117 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-118 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-119 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-120 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-121 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-122 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-123 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-124 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-125 Self-Assessment Y N N N Rev.2

1) Change type : 1 (NRC RAI), 2 (NRC Non-RAI), 3 (Self-identified)

KEPCO/KHNP 10 of 70

APR1400 DCD RAI Tracking Report (Rev. 2) APR1400-K-X-TM-18001 Impact Impact DCD Change RAI/AI Issue Impact Impact on on Ch. Change ID No. Question Number Other Drivers Letter Number Response Date DCD Rev.No.

Section Type1) Number Date on DCD on PRA Tech. TR,TeR Spec. , ER S.A S.A 3 SA-TS-126 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-127 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-128 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-129 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-130 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-131 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-132 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-133 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-134 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-135 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-136 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-137 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-138 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-139 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-140 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-141 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-142 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-143 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-144 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-145 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-146 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-147 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-148 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-149 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-150 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-151 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-152 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-153 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-154 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-155 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-156 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-157 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-158 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-159 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-160 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-161 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-162 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-163 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-164 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-165 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-166 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-167 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-168 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-169 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-170 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-171 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-172 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-173 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-174 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-175 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-176 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-177 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-178 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-179 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-180 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-181 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-182 Self-Assessment Y N N N Rev.2

1) Change type : 1 (NRC RAI), 2 (NRC Non-RAI), 3 (Self-identified)

KEPCO/KHNP 11 of 70

APR1400 DCD RAI Tracking Report (Rev. 2) APR1400-K-X-TM-18001 Impact Impact DCD Change RAI/AI Issue Impact Impact on on Ch. Change ID No. Question Number Other Drivers Letter Number Response Date DCD Rev.No.

Section Type1) Number Date on DCD on PRA Tech. TR,TeR Spec. , ER S.A S.A 3 SA-TS-183 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-184 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-185 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-186 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-187 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-188 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-189 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-190 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-191 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-192 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-193 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-194 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-195 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-196 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-197 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-198 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-199 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-200 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-201 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-202 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-203 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-204 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-205 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-206 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-207 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-208 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-209 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-210 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-211 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-212 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-213 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-214 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-215 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-216 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-217 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-218 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-219 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-220 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-221 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-222 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-223 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-224 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-225 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-226 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-227 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-228 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-229 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-230 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-231 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-232 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-233 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-234 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-235 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-236 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-237 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-238 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-239 Self-Assessment Y N N N Rev.2

1) Change type : 1 (NRC RAI), 2 (NRC Non-RAI), 3 (Self-identified)

KEPCO/KHNP 12 of 70

APR1400 DCD RAI Tracking Report (Rev. 2) APR1400-K-X-TM-18001 Impact Impact DCD Change RAI/AI Issue Impact Impact on on Ch. Change ID No. Question Number Other Drivers Letter Number Response Date DCD Rev.No.

Section Type1) Number Date on DCD on PRA Tech. TR,TeR Spec. , ER S.A S.A 3 SA-TS-240 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-241 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-242 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-243 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-244 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-245 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-246 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-247 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-248 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-249 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-250 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-251 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-252 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-253 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-254 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-255 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-256 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-257 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-258 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-259 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-260 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-261 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-262 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-263 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-264 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-265 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-266 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-267 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-268 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-269 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-270 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-271 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-272 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-273 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-274 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-275 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-276 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-277 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-278 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-279 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-280 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-281 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-282 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-283 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-284 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-285 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-286 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-287 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-288 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-289 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-290 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-291 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-292 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-293 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-294 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-295 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-296 Self-Assessment Y N N N Rev.2

1) Change type : 1 (NRC RAI), 2 (NRC Non-RAI), 3 (Self-identified)

KEPCO/KHNP 13 of 70

APR1400 DCD RAI Tracking Report (Rev. 2) APR1400-K-X-TM-18001 Impact Impact DCD Change RAI/AI Issue Impact Impact on on Ch. Change ID No. Question Number Other Drivers Letter Number Response Date DCD Rev.No.

Section Type1) Number Date on DCD on PRA Tech. TR,TeR Spec. , ER S.A S.A 3 SA-TS-297 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-298 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-299 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-300 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-301 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-302 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-303 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-304 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-305 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-306 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-307 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-308 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-309 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-310 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-311 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-312 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-313 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-314 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-315 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-316 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-317 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-318 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-319 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-320 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-321 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-322 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-323 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-324 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-325 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-326 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-327 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-328 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-329 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-330 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-331 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-332 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-333 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-334 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-335 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-336 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-337 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-338 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-339 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-340 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-341 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-342 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-343 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-344 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-345 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-346 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-347 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-348 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-349 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-350 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-351 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-352 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-353 Self-Assessment Y N N N Rev.2

1) Change type : 1 (NRC RAI), 2 (NRC Non-RAI), 3 (Self-identified)

KEPCO/KHNP 14 of 70

APR1400 DCD RAI Tracking Report (Rev. 2) APR1400-K-X-TM-18001 Impact Impact DCD Change RAI/AI Issue Impact Impact on on Ch. Change ID No. Question Number Other Drivers Letter Number Response Date DCD Rev.No.

Section Type1) Number Date on DCD on PRA Tech. TR,TeR Spec. , ER S.A S.A 3 SA-TS-354 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-355 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-356 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-357 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-358 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-359 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-360 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-361 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-362 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-363 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-364 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-365 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-366 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-367 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-368 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-369 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-370 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-371 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-372 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-373 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-374 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-375 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-376 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-377 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-378 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-379 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-380 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-381 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-382 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-383 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-384 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-385 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-386 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-387 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-388 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-389 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-390 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-391 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-392 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-393 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-394 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-395 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-396 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-397 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-398 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-399 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-400 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-401 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-402 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-403 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-404 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-405 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-406 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-407 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-408 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-409 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-410 Self-Assessment Y N N N Rev.2

1) Change type : 1 (NRC RAI), 2 (NRC Non-RAI), 3 (Self-identified)

KEPCO/KHNP 15 of 70

APR1400 DCD RAI Tracking Report (Rev. 2) APR1400-K-X-TM-18001 Impact Impact DCD Change RAI/AI Issue Impact Impact on on Ch. Change ID No. Question Number Other Drivers Letter Number Response Date DCD Rev.No.

Section Type1) Number Date on DCD on PRA Tech. TR,TeR Spec. , ER S.A S.A 3 SA-TS-411 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-412 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-413 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-414 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-415 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-416 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-417 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-418 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-419 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-420 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-421 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-422 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-423 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-424 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-425 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-426 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-427 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-428 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-429 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-430 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-431 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-432 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-433 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-434 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-435 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-436 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-437 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-438 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-439 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-440 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-441 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-442 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-443 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-444 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-445 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-446 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-447 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-448 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-449 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-450 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-451 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-452 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-453 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-454 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-455 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-456 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-457 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-458 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-459 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-460 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-461 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-462 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-463 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-464 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-465 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-466 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-467 Self-Assessment Y N N N Rev.2

1) Change type : 1 (NRC RAI), 2 (NRC Non-RAI), 3 (Self-identified)

KEPCO/KHNP 16 of 70

APR1400 DCD RAI Tracking Report (Rev. 2) APR1400-K-X-TM-18001 Impact Impact DCD Change RAI/AI Issue Impact Impact on on Ch. Change ID No. Question Number Other Drivers Letter Number Response Date DCD Rev.No.

Section Type1) Number Date on DCD on PRA Tech. TR,TeR Spec. , ER S.A S.A 3 SA-TS-468 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-469 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-470 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-471 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-472 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-473 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-474 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-475 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-476 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-477 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-478 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-479 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-480 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-481 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-482 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-483 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-484 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-485 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-486 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-487 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-488 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-489 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-490 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-491 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-492 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-493 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-494 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-495 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-496 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-497 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-498 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-499 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-500 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-501 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-502 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-503 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-504 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-505 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-506 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-507 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-508 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-509 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-510 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-511 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-512 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-513 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-514 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-515 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-516 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-517 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-518 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-519 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-520 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-521 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-522 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-523 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-524 Self-Assessment Y N N N Rev.2

1) Change type : 1 (NRC RAI), 2 (NRC Non-RAI), 3 (Self-identified)

KEPCO/KHNP 17 of 70

APR1400 DCD RAI Tracking Report (Rev. 2) APR1400-K-X-TM-18001 Impact Impact DCD Change RAI/AI Issue Impact Impact on on Ch. Change ID No. Question Number Other Drivers Letter Number Response Date DCD Rev.No.

Section Type1) Number Date on DCD on PRA Tech. TR,TeR Spec. , ER S.A S.A 3 SA-TS-525 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-526 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-527 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-528 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-529 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-530 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-531 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-532 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-533 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-TS-534 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-18-001 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-18-002 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-19-001 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-19-002 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-19-003 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-19-004 Self-Assessment Y N N N Rev.2 S.A S.A 3 SA-19-005 Self-Assessment Y N N N Rev.2 2 2.3 1 R_20-7912(1R) 20-7912R 02.03.04-1 06/01/2015 Y N N N MKD/NW-16-0426L 04/27/2016 Rev.1 2 2.3.1 1 R_126-8012(1) 126-8012 02.03.01-1 08/04/2015 Y N N N MKD/NW-15-0185L 10/07/2015 Rev.1 2 2.3.1 1 R_126-8012(2) 126-8012 02.03.01-2 08/04/2015 Y N N N MKD/NW-15-0185L 10/07/2015 Rev.1 2 2.3.1 1 R_126-8012(3) 126-8012 02.03.01-3 08/04/2015 Y N N N MKD/NW-15-0247L 11/04/2015 Rev.1 2 2.3.1 1 126-8012 02.03.01-4 08/04/2015 N N N N MKD/NW-15-0185L 10/07/2015 Rev.1 2 2.3.1 1 126-8012R 02.03.01-4 08/04/2015 N N N N MKD/NW-15-0332L 12/11/2015 Rev.1 2 2.3.1 1 126-8012R2 02.03.01-4 08/04/2015 N N N N MKD/NW-16-0146L 02/19/2016 Rev.1 2 2.3.4 1 R_20-7912(1) 20-7912 02.03.04-1 06/01/2015 Y N N N MKD/NW-15-0038L 07/01/2015 Rev.1 2 2.3.4 1 20-7912 02.03.04-2 06/01/2015 N N N N MKD/NW-15-0038L 07/01/2015 Rev.1 2 2.3.4 1 20-7912 02.03.04-3 06/01/2015 N N N N MKD/NW-15-0038L 07/01/2015 Rev.1 2 2.3.4 1 R_174-8211(4) 174-8211 02.03.04-4 08/26/2015 Y N N N MKD/NW-15-0167L 09/25/2015 Rev.1 2 2.3.4 1 R_174-8211(6) 174-8211 02.03.04-5 08/26/2015 Y N N N MKD/NW-15-0167L 09/25/2015 Rev.1 2 2.3.4 1 174-8211R 02.03.04-5 08/26/2015 N N N N MKD/NW-16-0436L 04/28/2016 Rev.1 2 2.3.4 1 R_20-7912(1R2) 20-7912R2 02.03.04-1 06/01/2015 Y N N N MKD/NW-16-0578L 06/01/2016 Rev.1 2 2.3.5 1 21-7913 02.03.05-1 06/01/2015 N N N N MKD/NW-15-0039L 07/01/2015 Rev.1 2 2.5.2 1 R_2-7828(1) 2-7828 02.05.02-1 04/13/2015 Y N N N MKD/NW-15-0011L 05/12/2015 Rev.1 2 2.5.2 1 R_9-7848(2) 9-7848 02.05.02-2 05/14/2015 Y N N N MKD/NW-15-0024L 06/15/2015 Rev.1 2 2.5.2 1 R_9-7848(3) 9-7848 02.05.02-3 05/14/2015 Y N N N MKD/NW-15-0024L 06/15/2015 Rev.1 2 2.5.2 1 R_137-8102(4) 137-8102 02.05.02-4 08/07/2015 Y N N N MKD/NW-15-0158L 09/18/2015 Rev.1 2 2.5.2 1 R_366-8406(5) 366-8406 02.05.02-5 01/13/2016 Y N N N MKD/NW-16-0179L 03/02/2016 Rev.1 2 2.5.3 1 R_3-7829(1) 3-7829 02.05.03-1 04/13/2015 Y N N N MKD/NW-15-0011L 05/12/2015 Rev.1 2 2.5.4 1 R_1-7827(1) 1-7827 02.05.04-1 04/13/2015 Y N N N MKD/NW-15-0011L 05/12/2015 Rev.1 2 2.5.4 1 R_8-7847(10) 8-7847 02.05.04-10 05/14/2015 Y N N N MKD/NW-15-0023L 06/15/2015 Rev.1 2 2.5.4 1 R_8-7847(11) 8-7847 02.05.04-11 05/14/2015 Y N N N MKD/NW-15-0023L 06/15/2015 Rev.1 2 2.5.4 1 R_1-7827(2) 1-7827 02.05.04-2 04/13/2015 Y N N N MKD/NW-15-0011L 05/12/2015 Rev.1 2 2.5.4 1 8-7847 02.05.04-3 05/14/2015 N N N N MKD/NW-15-0023L 06/15/2015 Rev.1 2 2.5.4 1 8-7847 02.05.04-4 05/14/2015 N N N N MKD/NW-15-0023L 06/15/2015 Rev.1 2 2.5.4 1 R_8-7847(5) 8-7847 02.05.04-5 05/14/2015 Y N N N MKD/NW-15-0023L 06/15/2015 Rev.1 2 2.5.4 1 R_8-7847(6) 8-7847 02.05.04-6 05/14/2015 Y N N N MKD/NW-15-0023L 06/15/2015 Rev.1 2 2.5.4 1 R_8-7847(7) 8-7847 02.05.04-7 05/14/2015 Y N N N MKD/NW-15-0023L 06/15/2015 Rev.1 2 2.5.4 1 R_8-7847(8) 8-7847 02.05.04-8 05/14/2015 Y N N N MKD/NW-15-0023L 06/15/2015 Rev.1 2 2.5.4 1 8-7847 02.05.04-9 05/14/2015 N N N N MKD/NW-15-0023L 06/15/2015 Rev.1 2 2.5.4 1 R_149-8147(12) 149-8147 02.05.04-12 08/10/2015 Y N N N MKD/NW-15-0148L 09/17/2015 Rev.1 2 2.5.4 1 R_149-8147(13) 149-8147 02.05.04-13 08/10/2015 Y N N N MKD/NW-15-0148L 09/17/2015 Rev.1 2 2.5.4 1 R_149-8147(14) 149-8147 02.05.04-14 08/10/2015 Y N N N MKD/NW-15-0148L 09/17/2015 Rev.1 2 2.5.4 1 R_149-8147(15) 149-8147 02.05.04-15 08/10/2015 Y N N N MKD/NW-15-0148L 09/17/2015 Rev.1 2 2.5.4 1 R_367-8436(16) 367-8436 02.05.04-16 01/13/2016 Y N N N MKD/NW-16-0127L 02/15/2016 Rev.1 2 2.5.5 1 R_58-8018(1) 58-8018 02.05.05-1 07/06/2015 Y N N N MKD/NW-15-0078L 08/11/2015 Rev.1 3 3.10 1 R_81-8000(1) 81-8000 03.10-1 06/16/2015 Y N N N MKD/NW-15-0105L 08/27/2015 Rev.1 3 3.10 1 R_81-8000(2) 81-8000 03.10-2 06/16/2015 Y N N Y MKD/NW-15-0105L 08/27/2015 Rev.1 3 3.10 1 81-8000 03.10-3 06/16/2015 N N N N MKD/NW-15-0105L 08/27/2015 Rev.1 3 3.10 1 R_81-8000(4) 81-8000 03.10-4 06/16/2015 Y N N Y MKD/NW-15-0105L 08/27/2015 Rev.1 3 3.10 1 R_81-8000(5) 81-8000 03.10-5 06/16/2015 N N N Y MKD/NW-15-0105L 08/27/2015 Rev.1 3 3.10 1 R_81-8000(6) 81-8000 03.10-6 06/16/2015 Y N N N MKD/NW-15-0105L 08/27/2015 Rev.1

1) Change type : 1 (NRC RAI), 2 (NRC Non-RAI), 3 (Self-identified)

KEPCO/KHNP 18 of 70

APR1400 DCD RAI Tracking Report (Rev. 2) APR1400-K-X-TM-18001 Impact Impact DCD Change RAI/AI Issue Impact Impact on on Ch. Change ID No. Question Number Other Drivers Letter Number Response Date DCD Rev.No.

Section Type1) Number Date on DCD on PRA Tech. TR,TeR Spec. , ER 3 3.10 2 A_3-51.17 3-51.17 MEB Issue #1 05/29/2015 N N N Y MKD/NW-15-0035L 07/02/2015 Rev.1 3 3.10 2 A_3-51.18 3-51.18 MEB Issue #2 05/29/2015 N N N Y MKD/NW-15-0035L 07/02/2015 Rev.1 3 3.10 2 A_3-51.19 3-51.19 MEB Issue #3 05/29/2015 Y N N Y MKD/NW-15-0035L 07/02/2015 Rev.1 3 3.10 1 R_81-8000(4R) 81-8000R 03.10-4 07/16/2015 Y N N Y MKD/NW-16-0095L 01/29/2016 Rev.1 3 3.10 1 R_81-8000(6R) 81-8000R 03.10-6 07/16/2015 Y N N N MKD/NW-16-0043L 03/08/2016 Rev.1 3 3.10 1 R_344-8407(7) 344-8407 03.10-7 12/22/2015 Y N N Y MKD/NW-16-0484L 05/12/2016 Rev.1 3 3.1 1 R_344-8407(8) 344-8407 03.10-8 12/22/2015 Y N N Y MKD/NW-16-0484L 05/12/2016 Rev.1 3 3.1 1 R_344-8407(9) 344-8407 03.10-9 12/22/2015 Y N N Y MKD/NW-16-0484L 05/12/2016 Rev.1 3 3.11 1 27-7944 03.11-1 06/15/2015 N N N N MKD/NW-15-0047L 07/17/2015 Rev.1 3 3.11 2 A_3-51.20 3-51.20 MCB Issue #1 05/29/2015 Y N N Y MKD/NW-15-0061L 08/04/2015 Rev.1 3 3.11 1 R_176-8089(10) 176-8089 03.11-10 08/31/2015 Y N N N MKD/NW-15-0336L 12/11/2015 Rev.1 3 3.11 1 184-8209 03.11-12 08/31/2015 N N N N MKD/NW-15-0337L 12/11/2015 Rev.1 3 3.11 1 184-8209 03.11-13 08/31/2015 N N N N MKD/NW-15-0337L 12/11/2015 Rev.1 3 3.11 1 R_184-8209(15) 184-8209 03.11-15 08/31/2015 Y N N N MKD/NW-15-0337L 12/11/2015 Rev.1 3 3.11 1 R_209-8218(16) 209-8218 03.11-16 09/14/2015 Y N N N MKD/NW-15-0273L 11/20/2015 Rev.1 3 3.11 1 105-8038 03.11-2 07/23/2015 N N N N MKD/NW-15-0304L 12/02/2015 Rev.1 3 3.11 1 R_115-8066(3) 115-8066 03.11-3 07/27/2015 Y N N Y MKD/NW-15-0127L 09/09/2015 Rev.1 3 3.11 1 R_115-8066(6) 115-8066 03.11-6 07/27/2015 Y N N Y MKD/NW-15-0372L 12/22/2015 Rev.1 3 3.11 1 R_115-8066(7) 115-8066 03.11-7 07/27/2015 Y N N N MKD/NW-15-0338L 12/11/2015 Rev.1 3 3.11 1 R_115-8066(8) 115-8066 03.11-8 07/27/2015 Y N N N MKD/NW-15-0372L 12/22/2015 Rev.1 3 3.11 1 R_115-8066(5) 115-8066 03.11-5 07/27/2015 Y N N Y MKD/NW-16-0271L 03/25/2016 Rev.1 3 3.11 1 R_176-8089(11) 176-8089 03.11-11 08/31/2015 Y N N Y MKD/NW-16-0333L 04/12/2016 Rev.1 3 3.11 1 R_184-8209(14) 184-8209 03.11-14 08/31/2015 Y N N Y MKD/NW-16-0505L 06/01/2016 Rev.1 3 3.11 1 R_115-8066(4) 115-8066 03.11-4 07/27/2015 Y N N Y MKD/NW-16-0548L 05/24/2016 Rev.1 3 3.11 1 R_176-8089(11R) 176-8089R 03.11-11 08/31/2015 Y N N Y MKD/NW-16-0842L 08/04/2016 Rev.1 3 3.11 1 R_466-8577(17) 466-8577 03.11-17 04/21/2016 N N N Y MKD/NW-16-0726L 07/08/2016 Rev.1 3 3.11 1 R_176-8089(9) 176-8089 03.11-9 08/31/2015 Y N N Y MKD/NW-16-0718L 07/08/2016 Rev.1 3 3.11 1 R_184-8209(15S) 184-8209S 03.11-15 08/31/2015 Y N N N MKD/NW-16-1094L 11/08/2016 Rev.1 3 3.12 2 A_3-1 3-1 MEB Issue #3-1 04/14~15/2015 Y N N N MKD/NW-15-0020L 06/01/2015 Rev.1 3 3.12 2 A_3-2 3-2 MEB Issue #3-2 04/14~15/2015 Y N N N MKD/NW-15-0020L 06/01/2015 Rev.1 3 3.12 2 A_3-9 3-9 MEB Issue #3-9 04/14~15/2015 Y N N N MKD/NW-15-0020L 06/01/2015 Rev.1 3 3.12 1 R_70-8027(3) 70-8027 03.12-3 07/15/2015 Y N N N MKD/NW-15-0157L 09/17/2015 Rev.1 3 3.12 1 R_311-8278(5) 311-8278 03.12-5 11/16/2015 Y N N N MKD/NW-15-0409L 12/31/2015 Rev.1 3 3.12 1 R_35-7955(1) 35-7955 03.12-1 06/17/2015 Y N N N MKD/NW-15-0422L 01/04/2016 Rev.1 3 3.12 1 35-7955 03.12-2 06/17/2015 N N N N MKD/NW-15-0422L 01/04/2016 Rev.1 3 3.12 1 311-8278 03.12-4 11/16/2015 N N N N MKD/NW-16-0048L 01/20/2016 Rev.1 3 3.12 1 R_311-8278(6) 311-8278 03.12-6 11/16/2015 Y N N N MKD/NW-16-0048L 01/20/2016 Rev.1 3 3.12 1 311-8278 03.12-7 11/16/2015 N N N N MKD/NW-16-0048L 01/20/2016 Rev.1 3 3.12 1 311-8278 03.12-8 11/16/2015 N N N N MKD/NW-16-0048L 01/20/2016 Rev.1 3 3.12 1 311-8278 03.12-9 11/16/2015 N N N N MKD/NW-16-0048L 01/20/2016 Rev.1 3 3.12 1 334-8373 03.12-10 12/14/2015 N N N N MKD/NW-16-0139L 02/19/2016 Rev.1 3 3.12 1 R_334-8373(11) 334-8373 03.12-11 12/14/2015 Y N N N MKD/NW-16-0139L 02/19/2016 Rev.1 3 3.12 1 334-8373 03.12-12 12/14/2015 N N N N MKD/NW-16-0139L 02/19/2016 Rev.1 3 3.12 1 R_334-8373(13) 334-8373 03.12-13 12/14/2015 Y N N N MKD/NW-16-0139L 02/19/2016 Rev.1 3 3.12 1 R_334-8373(14) 334-8373 03.12-14 12/14/2015 Y N N N MKD/NW-16-0139L 02/19/2016 Rev.1 3 3.12 1 334-8373 03.12-15 12/14/2015 N N N N MKD/NW-16-0139L 02/19/2016 Rev.1 3 3.12 1 334-8373 03.12-17 12/14/2015 N N N N MKD/NW-16-0150L 02/24/2016 Rev.1 3 3.12 1 R_70-8027(3R2) 70-8027R2 03.12-3 07/15/2015 Y N N N MKD/NW-16-0692L 09/07/2016 Rev.1 3 3.12 1 R_334-8373(14R) 334-8373R 03.12-14 12/14/2015 Y N N N MKD/NW-16-1016L 09/30/2016 Rev.1 3 3.12 1 R_35-7955(2S) 35-7955S 03.12-2 06/17/2015 Y N N N MKD/NW-16-0286L 04/02/2016 Rev.1 3 3.12 1 R_319-8360(2) 334-8373 03.12-16 12/14/2015 Y N N N MKD/NW-16-0712L 06/30/2016 Rev.1 3 3.12 1 R_311-8278(6R) 311-8278R 03.12-6 11/16/2015 Y N N N MKD/NW-16-0546L 05/27/2016 Rev.1 3 3.12 1 R_311-8278(9R) 311-8278R 03.12-9 11/16/2015 Y N N Y MKD/NW-16-0546L 05/27/2016 Rev.1 3 3.12 1 438-8527 03.12-18 03/09/2016 N N N N MKD/NW-16-0555L 05/27/2016 Rev.1 3 3.12 1 438-8527R 03.12-18 03/09/2016 N N N N MKD/NW-16-0919L 08/23/2016 Rev.1 3 3.12 1 R_334-8373(10R) 334-8373R 03.12-10 12/14/2015 Y N N N MKD/NW-16-0916L 08/23/2016 Rev.1 3 3.12 1 R_334-8373(16R) 334-8373R 03.12-16 12/14/2015 Y N N N MKD/NW-16-0909L 08/19/2016 Rev.1 3 3.12 1 R_334-8373(17S) 334-8373S 03.12-17 12/14/2015 Y N N Y MKD/NW-16-0885L 08/16/2016 Rev.1 3 3.12 1 R_35-7955(2R) 35-7955R 03.12-2 06/17/2015 Y N N N MKD/NW-16-0830L 07/29/2016 Rev.1 3 3.12 1 R_311-8278(4R) 311-8278R 03.12-4 11/16/2015 Y N N N MKD/NW-16-0753L 07/13/2016 Rev.1 3 3.12 1 R_311-8278(8R) 311-8278R 03.12-8 11/16/2015 Y N N N MKD/NW-16-0753L 07/13/2016 Rev.1 3 3.13 2 A_3-52.21 3-52.21 MCB Issue #2 05/29/2015 Y N N N MKD/NW-15-0051L 07/17/2015 Rev.1 3 3.13 2 A_3-52.22 3-52.22 MCB Issue #3 05/29/2015 Y N N N MKD/NW-15-0051L 07/17/2015 Rev.1

1) Change type : 1 (NRC RAI), 2 (NRC Non-RAI), 3 (Self-identified)

KEPCO/KHNP 19 of 70

APR1400 DCD RAI Tracking Report (Rev. 2) APR1400-K-X-TM-18001 Impact Impact DCD Change RAI/AI Issue Impact Impact on on Ch. Change ID No. Question Number Other Drivers Letter Number Response Date DCD Rev.No.

Section Type1) Number Date on DCD on PRA Tech. TR,TeR Spec. , ER 3 3.13 2 A_3-52.23 3-52.23 MCB Issue #4 05/29/2015 Y N N N MKD/NW-15-0051L 07/17/2015 Rev.1 3 3.13 2 3-52.20 MCB Issue #1 05/29/2015 N N N N MKD/NW-15-0051L 07/17/2015 Rev.1 3 3.3 2 3-78.1 SEB Issue #1 07/07/2015 N N N N MKD/NW-15-0111L 10/28/2015 Rev.1 3 3.3 2 A_3-78.2 3-78.2 SEB Issue #2 07/07/2015 Y N N N MKD/NW-15-0111L 10/28/2015 Rev.1 3 3.3 2 A_3-78.3 3-78.3 SEB Issue #3 07/07/2015 Y N N N MKD/NW-15-0111L 10/28/2015 Rev.1 3 3.3 2 3-78.4 SEB Issue #4 07/07/2015 N N N N MKD/NW-15-0111L 10/28/2015 Rev.1 3 3.3 2 A_3-78.5 3-78.5 SEB Issue #5 07/07/2015 Y N N N MKD/NW-15-0111L 10/28/2015 Rev.1 3 3.3 2 A_3-78.6 3-78.6 SEB Issue #6 07/07/2015 Y N N N MKD/NW-15-0111L 10/28/2015 Rev.1 3 3.8 2 A_3-75.1 3-75.1 SEB Clarification Question #1(list1) 07/27/2015 Y N N N MKD/NW-15-0162L 11/09/2015 Rev.1 3 3.8 2 A_3-75.2 3-75.2 SEB Clarification Question #2(list1) 07/27/2015 Y N N N MKD/NW-15-0162L 11/09/2015 Rev.1 3 3.8 2 3-75.3 SEB Clarification Question #3(list1) 07/27/2015 N N N N MKD/NW-15-0162L 11/09/2015 Rev.1 3 3.8 2 A_3-75.4 3-75.4 SEB Clarification Question #1(list2) 08/31/2015 Y N N N MKD/NW-15-0162L 11/09/2015 Rev.1 3 3.8 2 3-75.5 SEB Clarification Question #2(list2) 08/31/2015 N N N N MKD/NW-15-0162L 11/09/2015 Rev.1 3 - 2 3-10 MEB Issue #3-10 04/14~15/2015 N N N N MKD/NW-15-0020L 06/01/2015 Rev.1 3 14.3.5 2 A_3-3 3-3 MEB Issue #3-3 04/14~15/2015 Y N N N MKD/NW-15-0020L 06/01/2015 Rev.1 3 3.10.1.3 2 3-30 MEB Issue #3-30 04/14~15/2015 N N N N MKD/NW-15-0020L 06/01/2015 Rev.1 3 3.10.2.2 2 A_3-31 3-31 MEB Issue #3-31 04/14~15/2015 Y N N N MKD/NW-15-0020L 06/01/2015 Rev.1 3 3.2.1 2 A_3-19 3-19 MEB Issue #3-19 04/14~15/2015 Y N N N MKD/NW-15-0020L 06/01/2015 Rev.1 3 3.2.1 2 A_3-20 3-20 MEB Issue #3-20 04/14~15/2015 Y N N N MKD/NW-15-0020L 06/01/2015 Rev.1 3 3.2.1 1 R_29-7926(1) 29-7926 03.02.01-1 06/15/2015 Y N N N MKD/NW-15-0217L 10/29/2015 Rev.1 3 3.2.1 1 R_29-7926(2) 29-7926 03.02.01-2 06/15/2015 Y N N N MKD/NW-15-0217L 10/29/2015 Rev.1 3 3.2.1 1 R_29-7926(3) 29-7926 03.02.01-3 06/15/2015 Y N N N MKD/NW-15-0217L 10/29/2015 Rev.1 3 3.2.1 1 R_29-7926(4) 29-7926 03.02.01-4 06/15/2015 Y N N N MKD/NW-15-0217L 10/29/2015 Rev.1 3 3.2.1 1 R_29-7926(5) 29-7926 03.02.01-5 06/15/2015 Y N N N MKD/NW-15-0217L 10/29/2015 Rev.1 3 3.2.1 1 29-7926 03.02.01-6 06/15/2015 N N N N MKD/NW-15-0217L 10/29/2015 Rev.1 3 3.2.1 1 R_29-7926(4S) 29-7926S 03.02.01-4 06/15/2015 Y N N N MKD/NW-16-0049L 01/20/2016 Rev.1 3 3.2.1 1 R_29-7926(6S) 29-7926S 03.02.01-6 06/15/2015 Y N N N MKD/NW-16-0473L 05/12/2016 Rev.1 3 3.2.1 1 R_29-7926(6R) 29-7926R 03.02.01-6 06/15/2015 Y N N N MKD/NW-16-0904L 08/19/2016 Rev.1 3 3.2.2 2 3-53.4 MEB Issue #7 05/29/2015 N N N N MKD/NW-15-0051L 07/17/2015 Rev.1 3 3.2.2 2 A_3-53.6 3-53.6 MEB Issue #9 05/29/2015 Y N N N MKD/NW-15-0051L 07/17/2015 Rev.1 3 3.2.2 1 R_30-7927(1) 30-7927 03.02.02-1 06/15/2015 Y N N N MKD/NW-15-0216L 11/11/2015 Rev.1 3 3.2.2 1 R_30-7927(2) 30-7927 03.02.02-2 06/15/2015 Y N N N MKD/NW-15-0216L 11/11/2015 Rev.1 3 3.2.2 1 R_72-8020(3) 72-8020 03.02.02-3 07/15/2015 Y N N N MKD/NW-15-0171L 09/25/2015 Rev.1 3 3.2.2 1 R_72-8020(4) 72-8020 03.02.02-4 07/15/2015 Y N N N MKD/NW-15-0171L 09/25/2015 Rev.1 3 3.2.2 1 R_72-8020(5) 72-8020 03.02.02-5 07/15/2015 Y N N N MKD/NW-15-0171L 09/25/2015 Rev.1 3 3.2.2 1 R_72-8020(6) 72-8020 03.02.02-6 07/15/2015 Y N N N MKD/NW-15-0171L 09/25/2015 Rev.1 3 3.2.2 1 R_30-7927(2R) 30-7927R 03.02.02-2 06/15/2015 Y N N N MKD/NW-16-0227L 04/16/2016 Rev.1 3 3.2.2 1 R_72-8020(5R) 72-8020R 03.02.02-5 07/15/2015 Y N N N MKD/NW-16-0474L 05/12/2016 Rev.1 3 3.2.2 1 R_72-8020(3R) 72-8020R 03.02.02-3 07/15/2015 Y N N N MKD/NW-16-0825L 07/29/2016 Rev.1 3 3.4.1 1 R_114-8041(1) 114-8041 03.04.01-1 07/27/2015 Y N N N MKD/NW-15-0201L 10/20/2015 Rev.1 3 3.4.1 1 114-8041 03.04.01-2 07/27/2015 N N N N MKD/NW-15-0201L 10/20/2015 Rev.1 3 3.4.1 1 R_114-8041(3) 114-8041 03.04.01-3 07/27/2015 Y N N N MKD/NW-15-0124L 09/04/2015 Rev.1 3 3.4.1 1 114-8041 03.04.01-4 07/27/2015 N N N N MKD/NW-15-0201L 10/20/2015 Rev.1 3 3.4.1 1 R_114-8041(5) 114-8041 03.04.01-5 07/27/2015 Y N N N MKD/NW-15-0201L 10/20/2015 Rev.1 3 3.4.1 1 R_114-8041(6) 114-8041 03.04.01-6 07/27/2015 Y N N N MKD/NW-15-0373L 12/18/2015 Rev.1 3 3.4.1 1 R_114-8041(7) 114-8041 03.04.01-7 07/27/2015 Y N N N MKD/NW-15-0201L 10/20/2015 Rev.1 3 3.4.1 1 R_114-8041(8) 114-8041 03.04.01-8 07/27/2015 Y N N N MKD/NW-15-0201L 10/20/2015 Rev.1 3 3.4.1 1 R_114-8041(9) 114-8041 03.04.01-9 07/27/2015 Y N N N MKD/NW-15-0201L 10/20/2015 Rev.1 3 3.4.1 1 R_114-8041(3R2) 114-8041R2 03.04.01-3 07/27/2015 Y N N N MKD/NW-16-1008L 09/29/2016 Rev.1 3 3.4.1 1 114-8041R2 03.04.01-4 07/27/2015 N N N N MKD/NW-16-1009L 09/29/2016 Rev.1 3 3.4.1 1 R_114-8041(3R) 114-8041R 03.04.01-3 07/27/2015 Y N N N MKD/NW-16-0708L 07/06/2016 Rev.1 3 3.4.1 1 114-8041R 03.04.01-4 07/27/2015 N N N N MKD/NW-16-0708L 07/06/2016 Rev.1 3 3.4.1 1 R_114-8041(6R) 114-8041R 03.04.01-6 07/27/2015 Y N N N MKD/NW-16-0664L 06/27/2016 Rev.1 3 3.4.1.3 2 A_3-49.3 3-49.3 Internal Flood Protection Issue #3 06/03/2015 Y N N N MKD/NW-15-0030L 06/22/2015 Rev.1 3 3.4.1.3 2 A_3-49.4 3-49.4 Internal Flood Protection Issue #4 06/03/2015 Y N N N MKD/NW-15-0030L 06/22/2015 Rev.1 3 3.4.1.5 2 A_3-49.5 3-49.5 Internal Flood Protection Issue #5 06/03/2015 Y N N N MKD/NW-15-0030L 06/22/2015 Rev.1 3 3.4.1.5 2 A_3-49.6 3-49.6 Internal Flood Protection Issue #6 06/03/2015 Y N N N MKD/NW-15-0030L 06/22/2015 Rev.1 3 3.4.1.5 2 A_3-49.8 3-49.8 Internal Flood Protection Issue #8 06/03/2015 Y N N N MKD/NW-15-0030L 06/22/2015 Rev.1 3 3.4.1.5 2 A_3-49.9 3-49.9 Internal Flood Protection Issue #9 06/03/2015 Y N N N MKD/NW-15-0030L 06/22/2015 Rev.1 3 3.4.1.5 2 A_3-49.13 3-49.13 Internal Flood Protection Issue #13 06/03/2015 Y N N N MKD/NW-15-0030L 06/22/2015 Rev.1 3 3.4.1.5 2 A_3-49.14 3-49.14 Internal Flood Protection Issue #14 06/03/2015 Y N N N MKD/NW-15-0030L 06/22/2015 Rev.1 3 3.4.1.5 2 A_3-49.15 3-49.15 Internal Flood Protection Issue #15 06/03/2015 Y N N N MKD/NW-15-0030L 06/22/2015 Rev.1 3 3.4.1.5 2 A_3-49.16 3-49.16 Internal Flood Protection Issue #16 06/03/2015 Y N N N MKD/NW-15-0030L 06/22/2015 Rev.1

1) Change type : 1 (NRC RAI), 2 (NRC Non-RAI), 3 (Self-identified)

KEPCO/KHNP 20 of 70

APR1400 DCD RAI Tracking Report (Rev. 2) APR1400-K-X-TM-18001 Impact Impact DCD Change RAI/AI Issue Impact Impact on on Ch. Change ID No. Question Number Other Drivers Letter Number Response Date DCD Rev.No.

Section Type1) Number Date on DCD on PRA Tech. TR,TeR Spec. , ER 3 3.4.1.5 2 A_3-49.18 3-49.18 Internal Flood Protection Issue #18 06/03/2015 Y N N N MKD/NW-15-0030L 06/22/2015 Rev.1 3 3.4.1.5 2 A_3-49.20 3-49.20 Internal Flood Protection Issue #20 06/03/2015 Y N N N MKD/NW-15-0030L 06/22/2015 Rev.1 3 3.4.1.5 2 A_3-49.21 3-49.21 Internal Flood Protection Issue #21 06/03/2015 Y N N N MKD/NW-15-0030L 06/22/2015 Rev.1 3 3.4.2 1 75-8023 03.04.02-1 07/15/2015 N N N N MKD/NW-15-0083L 08/12/2015 Rev.1 3 3.4.2 1 R_75-8023(1R) 75-8023R 03.04.02-1 07/15/2015 Y N N N MKD/NW-15-0239L 11/11/2015 Rev.1 3 3.4.2 2 A_3-79.1 3-79.1 SEB Issue #1 08/11/2015 Y N N N MKD/NW-15-0111L 10/28/2015 Rev.1 3 3.4.2 2 3-79.2 SEB Issue #2 08/11/2015 N N N N MKD/NW-15-0111L 10/28/2015 Rev.1 3 3.5.1 1 R_241-8316(1) 241-8316 03.05.01.03-1 10/14/2015 Y N N N MKD/NW-15-0416L 01/04/2016 Rev.1 3 3.5.1.1 1 R_117-8061(1) 117-8061 03.05.01.01-1 07/27/2015 Y N N N MKD/NW-15-0268L 12/24/2015 Rev.1 3 3.5.1.1 1 R_117-8061(2) 117-8061 03.05.01.01-2 07/27/2015 Y N N N MKD/NW-15-0268L 12/24/2015 Rev.1 3 3.5.1.1 1 R_117-8061(3) 117-8061 03.05.01.01-3 07/27/2015 Y N N N MKD/NW-15-0268L 12/24/2015 Rev.1 3 3.5.1.1 1 R_117-8061(4) 117-8061 03.05.01.01-4 07/27/2015 Y N N N MKD/NW-15-0268L 12/24/2015 Rev.1 3 3.5.1.1 1 R_117-8061(5) 117-8061 03.05.01.01-5 07/27/2015 Y N N N MKD/NW-15-0268L 12/24/2015 Rev.1 3 3.5.1.1 1 R_117-8061(6) 117-8061 03.05.01.01-6 07/27/2015 Y N N N MKD/NW-15-0268L 12/24/2015 Rev.1 3 3.5.1.1 1 R_117-8061(4R) 117-8061R 03.05.01.01-4 07/27/2015 Y N N N MKD/NW-16-0800L 07/22/2016 Rev.1 3 3.5.1.2 1 R_113-8062(1) 113-8062 03.05.01.02-1 07/27/2015 Y N N N MKD/NW-15-0270L 12/24/2015 Rev.1 3 3.5.1.2 1 R_113-8062(2) 113-8062 03.05.01.02-2 07/27/2015 Y N N N MKD/NW-15-0270L 12/24/2015 Rev.1 3 3.5.1.2 1 R_113-8062(3) 113-8062 03.05.01.02-3 07/27/2015 Y N N N MKD/NW-15-0270L 12/24/2015 Rev.1 3 3.5.1.2 1 113-8062 03.05.01.02-4 07/27/2015 N N N N MKD/NW-15-0270L 12/24/2015 Rev.1 3 3.5.1.2 1 R_113-8062(5) 113-8062 03.05.01.02-5 07/27/2015 Y N N N MKD/NW-15-0270L 12/24/2015 Rev.1 3 3.5.1.3 2 A_3-53.7 3-53.7 MEB Issue #1 05/29/2015 Y N N N MKD/NW-15-0061L 08/04/2015 Rev.1 3 3.5.1.3 2 A_3-53.8 3-53.8 MEB Issue #2 05/29/2015 Y N N N MKD/NW-15-0061L 08/04/2015 Rev.1 3 3.5.1.4 1 R_74-8060(1) 74-8060 03.05.01.04-1 07/15/2015 Y N N N MKD/NW-15-0093L 08/24/2015 Rev.1 3 3.5.2 1 R_88-8046(1) 88-8046 03.05.02-1 07/20/2015 Y N N N MKD/NW-15-0108L 08/28/2015 Rev.1 3 3.5.2 1 R_88-8046(2) 88-8046 03.05.02-2 07/20/2015 Y N N N MKD/NW-15-0108L 08/28/2015 Rev.1 3 3.5.2 1 R_88-8046(3) 88-8046 03.05.02-3 07/20/2015 Y N N N MKD/NW-15-0108L 08/28/2015 Rev.1 3 3.5.2 1 R_88-8046(4) 88-8046 03.05.02-4 07/20/2015 Y N N N MKD/NW-15-0108L 08/28/2015 Rev.1 3 3.5.2 1 R_88-8046(5) 88-8046 03.05.02-5 07/20/2015 Y N N N MKD/NW-15-0108L 08/28/2015 Rev.1 3 3.5.2 1 R_88-8046(6) 88-8046 03.05.02-6 07/20/2015 Y N N N MKD/NW-15-0108L 08/28/2015 Rev.1 3 3.5.2 1 R_88-8046(3R) 88-8046R 03.05.02-3 07/20/2015 Y N N N MKD/NW-16-0288L 04/02/2016 Rev.1 3 3.5.2 1 R_325-8386(7) 325-8386 03.05.02-7 12/02/2015 Y N N N MKD/NW-16-0076L 01/27/2016 Rev.1 3 3.5.2 1 R_88-8046(3R2) 88-8046R2 03.05.02-3 07/20/2015 Y N N N MKD/NW-16-0695L 06/30/2016 Rev.1 3 3.5.3 1 215-8231 03.05.03-1 09/15/2015 N N N N MKD/NW-15-0303L 12/02/2015 Rev.1 3 3.5.3 2 A_3-80.1 3-80.1 SEB Issue #1 08/11/2015 Y N N N MKD/NW-15-0111L 10/28/2015 Rev.1 3 3.5.3 2 A_3-80.2 3-80.2 SEB Issue #2 08/11/2015 Y N N N MKD/NW-15-0111L 10/28/2015 Rev.1 3 3.5.3 2 A_3-80.3 3-80.3 SEB Issue #3 08/11/2015 Y N N N MKD/NW-15-0111L 10/28/2015 Rev.1 3 3.5.3 2 A_3-80.4 3-80.4 SEB Issue #4 08/11/2015 Y N N N MKD/NW-15-0111L 10/28/2015 Rev.1 3 3.5.3 2 A_3-80.5 3-80.5 SEB Issue #5 08/11/2015 Y N N N MKD/NW-15-0111L 10/28/2015 Rev.1 3 3.5.3 2 A_3-80.6 3-80.6 SEB Issue #6 08/11/2015 Y N N N MKD/NW-15-0111L 10/28/2015 Rev.1 3 3.6.1 1 R_372-8461(1) 372-8461 03.06.01-1 01/22/2016 Y N N N MKD/NW-16-0341L 04/16/2016 Rev.1 3 3.6.2 2 A_3-52.4 3-52.4 MEB Issue #1 05/29/2015 Y N N N MKD/NW-15-0061L 08/04/2015 Rev.1 3 3.6.2 2 A_3-52.5 3-52.5 MEB Issue #2 05/29/2015 Y N N N MKD/NW-15-0061L 08/04/2015 Rev.1 3 3.6.2 2 A_3-52.6 3-52.6 MEB Issue #3 05/29/2015 Y N N N MKD/NW-15-0051L 07/17/2015 Rev.1 3 3.6.2 2 A_3-52.7 3-52.7 MEB Issue #4 05/29/2015 Y N N N MKD/NW-15-0061L 08/04/2015 Rev.1 3 3.6.2 2 A_3-52.8 3-52.8 MEB Issue #5 05/29/2015 Y N N N MKD/NW-15-0061L 08/04/2015 Rev.1 3 3.6.2 2 A_3-52.9 3-52.9 MEB Issue #6 05/29/2015 Y N N N MKD/NW-15-0061L 08/04/2015 Rev.1 3 3.6.2 2 A_3-52.10 3-52.10 MEB Issue #7 05/29/2015 Y N N N MKD/NW-15-0061L 08/04/2015 Rev.1 3 3.6.2 2 A_3-52.11 3-52.11 MEB Issue #8 05/29/2015 Y N N N MKD/NW-15-0051L 07/17/2015 Rev.1 3 3.6.2 2 A_3-52.12 3-52.12 MEB Issue #9 05/29/2015 Y N N N MKD/NW-15-0051L 07/17/2015 Rev.1 3 3.6.2 2 A_3-52.13 3-52.13 MEB Issue #10 05/29/2015 Y N N N MKD/NW-15-0051L 07/17/2015 Rev.1 3 3.6.2 2 A_3-52.14 3-52.14 MEB Issue #11 05/29/2015 Y N N N MKD/NW-15-0051L 07/17/2015 Rev.1 3 3.6.2 2 A_3-52.15 3-52.15 MEB Issue #12 05/29/2015 Y N N N MKD/NW-15-0061L 08/04/2015 Rev.1 3 3.6.2 2 A_3-52.16 3-52.16 MEB Issue #13 05/29/2015 Y N N N MKD/NW-15-0061L 08/04/2015 Rev.1 3 3.6.2 2 A_3-52.17 3-52.17 MEB Issue #14 05/29/2015 Y N N N MKD/NW-15-0061L 08/04/2015 Rev.1 3 3.6.2 2 A_3-52.18 3-52.18 MEB Issue #15 05/29/2015 Y N N N MKD/NW-15-0061L 08/04/2015 Rev.1 3 3.6.2 2 A_3-52.19 3-52.19 MEB Issue #16 05/29/2015 Y N N N MKD/NW-15-0061L 08/04/2015 Rev.1 3 3.6.2 1 166-8198 03.06.02-3 08/20/2015 N N N N MKD/NW-15-0401L 12/30/2015 Rev.1 3 3.6.2 1 R_224-8267(4) 224-8267 03.06.02-4 09/23/2015 Y N N N MKD/NW-15-0299L 12/02/2015 Rev.1 3 3.6.2 1 R_224-8267(5) 224-8267 03.06.02-5 09/23/2015 Y N N N MKD/NW-15-0299L 12/02/2015 Rev.1 3 3.6.2 1 R_41-7957(1) 41-7957 03.06.02-1 06/18/2015 Y N N N MKD/NW-16-0054L 01/25/2016 Rev.1 3 3.6.3 2 A_3-53.9 3-53.9 MEB Issue #1 05/29/2015 Y N N N MKD/NW-15-0051L 07/17/2015 Rev.1 3 3.6.3 2 A_3-53.10 3-53.10 MEB Issue #2 05/29/2015 Y N N N MKD/NW-15-0051L 07/17/2015 Rev.1 3 3.6.3 2 A_3-53.11 3-53.11 MEB Issue #3 05/29/2015 Y N N N MKD/NW-15-0051L 07/17/2015 Rev.1

1) Change type : 1 (NRC RAI), 2 (NRC Non-RAI), 3 (Self-identified)

KEPCO/KHNP 21 of 70

APR1400 DCD RAI Tracking Report (Rev. 2) APR1400-K-X-TM-18001 Impact Impact DCD Change RAI/AI Issue Impact Impact on on Ch. Change ID No. Question Number Other Drivers Letter Number Response Date DCD Rev.No.

Section Type1) Number Date on DCD on PRA Tech. TR,TeR Spec. , ER 3 3.6.3 2 A_3-53.12 3-53.12 MEB Issue #4 05/29/2015 Y N N N MKD/NW-15-0051L 07/17/2015 Rev.1 3 3.6.3 1 237-8312 03.06.03-1 10/08/2015 N N N N MKD/NW-15-0283L 12/01/2015 Rev.1 3 3.6.3 1 237-8312 03.06.03-2 10/08/2015 N N N N MKD/NW-15-0283L 12/01/2015 Rev.1 3 3.6.3 1 237-8312 03.06.03-3 10/08/2015 N N N N MKD/NW-15-0283L 12/01/2015 Rev.1 3 3.6.3 1 237-8312 03.06.03-4 10/08/2015 N N N N MKD/NW-15-0283L 12/01/2015 Rev.1 3 3.6.3 1 237-8312 03.06.03-5 10/08/2015 N N N N MKD/NW-15-0283L 12/01/2015 Rev.1 3 3.6.3 1 237-8312 03.06.03-6 10/08/2015 N N N N MKD/NW-15-0283L 12/01/2015 Rev.1 3 3.6.3 1 237-8312 03.06.03-7 10/08/2015 N N N N MKD/NW-15-0283L 12/01/2015 Rev.1 3 3.7.1 1 R_182-8160(4) 182-8160 03.07.01-4 08/31/2015 Y N N N MKD/NW-15-0411L 12/31/2015 Rev.1 3 3.7.1 1 R_253-8300(6) 253-8300 03.07.01-6 10/19/2015 Y N N Y MKD/NW-15-0414L 12/31/2015 Rev.1 3 3.7.1 1 R_253-8300(7) 253-8300 03.07.01-7 10/19/2015 Y N N Y MKD/NW-15-0414L 12/31/2015 Rev.1 3 3.7.1 2 A_3-74.1 3-74.1 SEB Issue #1 07/24/2015 Y N N N MKD/NW-15-0287L 11/30/2015 Rev.1 3 3.7.1 2 A_3-74.5 3-74.5 SEB Issue #5 07/24/2015 Y N N N MKD/NW-15-0287L 11/30/2015 Rev.1 3 3.7.1 2 A_3-74.6 3-74.6 SEB Issue #6 07/24/2015 N N N Y MKD/NW-15-0287L 11/30/2015 Rev.1 3 3.7.1 1 R_182-8160(1) 182-8160 03.07.01-1 08/31/2015 N N N Y MKD/NW-16-0147L 02/26/2016 Rev.1 3 3.7.1 1 R_182-8160(2) 182-8160 03.07.01-2 08/31/2015 N N N Y MKD/NW-16-0147L 02/26/2016 Rev.1 3 3.7.1 1 R_253-8300(5) 253-8300 03.07.01-5 10/19/2015 Y N N Y MKD/NW-16-0097L 01/29/2016 Rev.1 3 3.7.1 1 R_253-8300(7R) 253-8300R 03.07.01-7 10/19/2015 Y N N Y MKD/NW-16-0162L 02/25/2016 Rev.1 3 3.7.1 1 R_253-8300(8) 253-8300 03.07.01-8 10/19/2015 Y N N Y MKD/NW-16-0097L 01/29/2016 Rev.1 3 3.7.1 1 R_253-8300(8R2) 253-8300R 03.07.01-8 10/19/2015 Y N N Y MKD/NW-16-0936L 08/26/2016 Rev.1 3 3.7.1 1 R_182-8160(3R) 182-8160R 03.07.01-3 08/31/2015 Y N N Y MKD/NW-16-1014L 09/30/2016 Rev.1 3 3.7.1 1 R_253-8300(5R2) 253-8300R2 03.07.01-5 10/19/2015 Y N N Y MKD/NW-16-0920L 08/23/2016 Rev.1 3 3.7.1 1 R_182-8160(2R) 182-8160R 03.07.01-2 08/31/2015 Y N N Y MKD/NW-16-0887L 08/12/2016 Rev.1 3 3.7.1 1 R_253-8300(8R) 253-8300R 03.07.01-8 10/19/2015 Y N N Y MKD/NW-16-0871L 08/10/2016 Rev.1 3 3.7.1 1 R_182-8160(4R) 182-8160R 03.07.01-4 08/31/2015 Y N N Y MKD/NW-16-0865L 08/08/2016 Rev.1 3 3.7.1 1 R_182-8160(1R) 182-8160R 03.07.01-1 08/31/2015 Y N N Y MKD/NW-16-0793L 07/25/2016 Rev.1 3 3.7.1 1 R_182-8160(3) 182-8160 03.07.01-3 08/31/2015 N N N Y MKD/NW-16-0779L 08/03/2016 Rev.1 3 3.7.1 1 R_253-8300(5R) 253-8300R 03.07.01-5 10/19/2015 Y N N Y MKD/NW-16-0731L 08/02/2016 Rev.1 3 3.7.2 1 R_252-8299(13) 252-8299 03.07.02-13 10/19/2015 Y N N N MKD/NW-15-0425L 12/31/2015 Rev.1 3 3.7.2 1 R_183-8197(3) 183-8197 03.07.02-3 08/31/2015 Y N N Y MKD/NW-15-0424L 12/31/2015 Rev.1 3 3.7.2 1 226-8235 03.07.02-5 09/25/2015 N N N N MKD/NW-15-0394L 12/24/2015 Rev.1 3 3.7.2 2 A_3-81.6 3-81.6 SEB Issue #6 08/11/2015 Y N N N MKD/NW-15-0287L 11/30/2015 Rev.1 3 3.7.2 2 A_3-81.9 3-81.9 SEB Issue #9 08/11/2015 N N N Y MKD/NW-15-0287L 11/30/2015 Rev.1 3 3.7.2 2 A_3-81.10 3-81.10 SEB Issue #10 08/11/2015 Y N N N MKD/NW-15-0287L 11/30/2015 Rev.1 3 3.7.2 1 183-8197 03.07.02-4 08/31/2015 N N N N MKD/NW-16-0099L 01/29/2016 Rev.1 3 3.7.2 1 R_252-8299(7) 252-8299 03.07.02-7 10/19/2015 Y N N Y MKD/NW-16-0142L 02/19/2016 Rev.1 3 3.7.2 1 252-8299 03.07.02-9 10/19/2015 N N N N MKD/NW-16-0027L 01/12/2016 Rev.1 3 3.7.2 1 R_252-8299(10) 252-8299 03.07.02-10 10/19/2015 N N N Y MKD/NW-16-0142L 02/19/2016 Rev.1 3 3.7.2 1 252-8299 03.07.02-12 10/19/2015 N N N N MKD/NW-16-0071L 01/27/2016 Rev.1 3 3.7.2 1 R_252-8299(14) 252-8299 03.07.02-14 10/19/2015 Y N N N MKD/NW-16-0249L 03/29/2016 Rev.1 3 3.7.2 1 R_252-8299(15) 252-8299 03.07.02-15 10/19/2015 Y N N N MKD/NW-16-0249L 03/29/2016 Rev.1 3 3.7.2 1 226-8235 03.07.02-6 09/25/2015 N N N N MKD/NW-16-0953L 09/07/2016 Rev.1 3 3.7.2 1 252-8299 03.07.02-8 10/19/2015 N N N N MKD/NW-16-0352L 04/16/2016 Rev.1 3 3.7.2 1 R_183-8197(2) 183-8197 03.07.02-2 08/31/2015 Y N N N MKD/NW-16-0399L 04/22/2016 Rev.1 3 3.7.2 1 R_252-8299(14R) 252-8299R 03.07.02-14 10/19/2015 Y N N N MKD/NW-16-0437L 05/05/2016 Rev.1 3 3.7.2 1 R_252-8299(12R) 252-8299R 03.07.02-12 10/19/2015 Y N N N MKD/NW-16-0454L 05/05/2016 Rev.1 3 3.7.2 1 R_252-8299(9R) 252-8299R 03.07.02-9 10/19/2015 Y N N N MKD/NW-16-0921L 08/25/2016 Rev.1 3 3.7.2 1 R_183-8197(4R2) 183-8197R2 03.07.02-4 08/31/2015 Y N N Y MKD/NW-16-0903L 08/19/2016 Rev.1 3 3.7.2 1 252-8299R 03.07.02-8 10/19/2015 N N N N MKD/NW-16-0870L 08/10/2016 Rev.1 3 3.7.2 1 R_252-8299(7R) 252-8299R 03.07.02-7 10/19/2015 Y N N Y MKD/NW-16-0841L 08/02/2016 Rev.1 3 3.7.2 1 R_252-8299(10R) 252-8299R 03.07.02-10 10/19/2015 N N N Y MKD/NW-16-0841L 08/02/2016 Rev.1 3 3.7.2 1 R_183-8197(4R) 183-8197R 03.07.02-4 08/31/2015 Y N N Y MKD/NW-16-0811L 07/29/2016 Rev.1 3 3.7.2 1 252-8299 03.07.02-11 10/19/2015 N N N N MKD/NW-16-0810L 08/02/2016 Rev.1 3 3.7.2 1 R_183-8197(2R) 183-8197R 03.07.02-2 08/31/2015 Y N N Y MKD/NW-16-0808L 07/28/2016 Rev.1 3 3.7.2 1 R_226-8235(5R) 226-8235R 03.07.02-5 09/25/2015 N N N Y MKD/NW-16-0778L 08/02/2016 Rev.1 3 3.7.2 1 R_252-8299(7R2) 252-8299R2 03.07.02-7 10/19/2015 Y N N Y MKD/NW-16-1047L 10/20/2016 Rev.1 3 3.7.2 1 183-8197 03.07.02-1 08/31/2015 N N N N MKD/NW-16-1036L 10/17/2016 Rev.1 3 3.7.3 1 R_267-8301(1) 267-8301 03.07.03-1 10/22/2015 Y N N N MKD/NW-16-0072L 01/27/2016 Rev.1 3 3.7.3 1 R_267-8301(2) 267-8301 03.07.03-2 10/22/2015 Y N N N MKD/NW-16-0028L 01/12/2016 Rev.1 3 3.7.3 1 R_267-8301(3) 267-8301 03.07.03-3 10/22/2015 Y N N N MKD/NW-16-0072L 01/27/2016 Rev.1 3 3.7.3 1 R_267-8301(4) 267-8301 03.07.03-4 10/22/2015 Y N N N MKD/NW-16-0028L 01/12/2016 Rev.1 3 3.7.3 1 R_267-8301(5) 267-8301 03.07.03-5 10/22/2015 Y N N N MKD/NW-16-0028L 01/12/2016 Rev.1 3 3.7.3 1 R_267-8301(1R) 267-8301R 03.07.03-1 10/22/2015 Y N N N MKD/NW-16-0438L 06/13/2016 Rev.1

1) Change type : 1 (NRC RAI), 2 (NRC Non-RAI), 3 (Self-identified)

KEPCO/KHNP 22 of 70

APR1400 DCD RAI Tracking Report (Rev. 2) APR1400-K-X-TM-18001 Impact Impact DCD Change RAI/AI Issue Impact Impact on on Ch. Change ID No. Question Number Other Drivers Letter Number Response Date DCD Rev.No.

Section Type1) Number Date on DCD on PRA Tech. TR,TeR Spec. , ER 3 3.7.3 1 R_267-8301(3R) 267-8301R 03.07.03-3 10/22/2015 Y N N N MKD/NW-16-0493L 05/14/2016 Rev.1 3 3.7.3 1 R_267-8301(2R) 267-8301R 03.07.03-2 10/22/2015 Y N N N MKD/NW-16-0552L 05/26/2016 Rev.1 3 3.7.3 1 R_267-8301(5R) 267-8301R 03.07.03-5 10/22/2015 Y N N N MKD/NW-16-0552L 05/26/2016 Rev.1 3 3.7.4 1 R_4-7830(1) 4-7830 03.07.04-1 04/13/2015 Y N N N MKD/NW-15-0011L 05/12/2015 Rev.1 3 3.7.4 1 R_4-7830(2) 4-7830 03.07.04-2 04/13/2015 Y N N N MKD/NW-15-0011L 05/12/2015 Rev.1 3 3.8.1 1 R_129-8085(1) 129-8085 03.08.01-1 08/05/2015 Y N N N MKD/NW-15-0153L 09/17/2015 Rev.1 3 3.8.1 1 R_249-8323(16) 249-8323 03.08.01-16 10/14/2015 Y N N Y MKD/NW-15-0350L 12/10/2015 Rev.1 3 3.8.1 1 129-8085 03.08.01-2 08/05/2015 N N N N MKD/NW-15-0153L 09/17/2015 Rev.1 3 3.8.1 1 R_129-8085(3) 129-8085 03.08.01-3 08/05/2015 Y N N N MKD/NW-15-0153L 09/17/2015 Rev.1 3 3.8.1 1 R_129-8085(4) 129-8085 03.08.01-4 08/05/2015 Y N N N MKD/NW-15-0153L 09/17/2015 Rev.1 3 3.8.1 1 R_129-8085(5) 129-8085 03.08.01-5 08/05/2015 Y N N N MKD/NW-15-0237L 11/11/2015 Rev.1 3 3.8.1 1 R_129-8085(5S) 129-8085S 03.08.01-5 08/05/2015 Y N N Y MKD/NW-15-0280L 11/24/2015 Rev.1 3 3.8.1 1 R_129-8085(6) 129-8085 03.08.01-6 08/05/2015 Y N N N MKD/NW-15-0153L 09/17/2015 Rev.1 3 3.8.1 1 R_129-8085(2R) 129-8085R 03.08.01-2 08/05/2015 Y N N N MKD/NW-16-0070L 03/03/2016 Rev.1 3 3.8.1 1 R_129-8085(5R) 129-8085R 03.08.01-5 08/05/2015 Y N N Y MKD/NW-16-0070L 03/03/2016 Rev.1 3 3.8.1 1 R_199-8223(7) 199-8223 03.08.01-7 09/08/2015 Y N N N MKD/NW-16-0019L 01/08/2016 Rev.1 3 3.8.1 1 R_199-8223(8) 199-8223 03.08.01-8 09/08/2015 Y N N N MKD/NW-16-0019L 01/08/2016 Rev.1 3 3.8.1 1 R_199-8223(9) 199-8223 03.08.01-9 09/08/2015 Y N N N MKD/NW-16-0019L 01/08/2016 Rev.1 3 3.8.1 1 R_199-8223(8) 199-8223 03.08.01-10 09/08/2015 Y N N N MKD/NW-16-0019L 01/08/2016 Rev.1 3 3.8.1 1 R_199-8223(11) 199-8223 03.08.01-11 09/08/2015 Y N N N MKD/NW-16-0019L 01/08/2016 Rev.1 3 3.8.1 1 R_199-8223(12) 199-8223 03.08.01-12 09/08/2015 Y N N N MKD/NW-16-0019L 01/08/2016 Rev.1 3 3.8.1 1 199-8223 03.08.01-13 09/08/2015 N N N N MKD/NW-16-0019L 01/08/2016 Rev.1 3 3.8.1 1 R_199-8223(14) 199-8223 03.08.01-14 09/08/2015 Y N N N MKD/NW-16-0019L 01/08/2016 Rev.1 3 3.8.1 1 R_249-8323(15) 249-8323 03.08.01-15 10/14/2015 Y N N N MKD/NW-16-0024L 01/11/2016 Rev.1 3 3.8.1 1 R_249-8323(16R) 249-8323R 03.08.01-16 10/14/2015 Y N N Y MKD/NW-16-0209L 03/08/2016 Rev.1 3 3.8.1 1 R_129-8085(2R3) 129-8085R3 03.08.01-2 08/05/2015 Y N N N MKD/NW-16-0952L 09/06/2016 Rev.1 3 3.8.1 1 R_199-8223(11R) 199-8223R 03.08.01-11 09/08/2015 Y N N N MKD/NW-16-0468L 05/09/2016 Rev.1 3 3.8.1 1 R_199-8223(13R) 199-8223R 03.08.01-13 09/08/2015 Y N N N MKD/NW-16-0603L 06/10/2016 Rev.1 3 3.8.1 1 R_199-8223(9R) 199-8223R 03.08.01-9 09/08/2015 Y N N N MKD/NW-16-0644L 06/27/2016 Rev.1 3 3.8.1 1 R_129-8085(5R2) 129-8085R2 03.08.01-5 08/05/2015 Y N N Y MKD/NW-16-0799L 07/26/2016 Rev.1 3 3.8.1 1 R_129-8085(4R) 129-8085R 03.08.01-4 08/05/2015 Y N N N MKD/NW-16-0795L 07/21/2016 Rev.1 3 3.8.1 1 R_199-8223(8R) 199-8223R 03.08.01-8 09/08/2015 Y N N N MKD/NW-16-0792L 07/25/2016 Rev.1 3 3.8.1 1 R_199-8223(8R) 199-8223R 03.08.01-10 09/08/2015 Y N N N MKD/NW-16-0792L 07/25/2016 Rev.1 3 3.8.1 1 R_249-8323(15R) 249-8323R 03.08.01-15 10/14/2015 Y N N N MKD/NW-16-0783L 07/21/2016 Rev.1 3 3.8.1 1 R_129-8085(2R2) 129-8085R2 03.08.01-2 08/05/2015 Y N N N MKD/NW-16-0732L 08/01/2016 Rev.1 3 3.8.1 1 R_129-8085(1R) 129-8085R 03.08.01-1 08/05/2015 Y N N N MKD/NW-16-0721L 07/25/2016 Rev.1 3 3.8.1 1 R_199-8223(10R2) 199-8223R2 03.08.01-10 09/08/2015 Y N N N MKD/NW-16-0966L 10/05/2016 Rev.1 3 3.8.1 1 R_129-8085(1R2) 129-8085R2 03.08.01-1 08/05/2015 Y N N N MKD/NW-16-1082L 11/11/2016 Rev.1 3 3.8.1 1 R_199-8223(10R3) 199-8223R3 03.08.01-10 09/08/2015 Y N N N MKD/NW-16-1120L 11/28/2016 Rev.1 3 3.8.2 1 R_200-8225(1) 200-8225 03.08.02-1 09/08/2015 Y N N N MKD/NW-15-0413L 12/31/2015 Rev.1 3 3.8.2 1 R_200-8225(2) 200-8225 03.08.02-2 09/08/2015 Y N N N MKD/NW-15-0413L 12/31/2015 Rev.1 3 3.8.2 1 R_200-8225(3) 200-8225 03.08.02-3 09/08/2015 Y N N N MKD/NW-15-0413L 12/31/2015 Rev.1 3 3.8.2 1 R_200-8225(4) 200-8225 03.08.02-4 09/08/2015 Y N N N MKD/NW-15-0413L 12/31/2015 Rev.1 3 3.8.2 1 R_200-8225(2R) 200-8225R 03.08.02-2 09/08/2015 Y N N N MKD/NW-16-1105L 11/11/2016 Rev.1 3 3.8.3 1 208-8245 03.08.03-1 09/14/2015 N N N N MKD/NW-15-0251L 11/09/2015 Rev.1 3 3.8.3 1 R_208-8245(2) 208-8245 03.08.03-2 09/14/2015 Y N N N MKD/NW-15-0251L 11/09/2015 Rev.1 3 3.8.3 1 R_208-8245(3) 208-8245 03.08.03-3 09/14/2015 Y N N N MKD/NW-15-0251L 11/09/2015 Rev.1 3 3.8.3 1 208-8245 03.08.03-4 09/14/2015 N N N N MKD/NW-15-0251L 11/09/2015 Rev.1 3 3.8.3 1 R_208-8245(5) 208-8245 03.08.03-5 09/14/2015 Y N N N MKD/NW-15-0251L 11/09/2015 Rev.1 3 3.8.3 1 R_208-8245(6) 208-8245 03.08.03-6 09/14/2015 Y N N N MKD/NW-15-0251L 11/09/2015 Rev.1 3 3.8.3 1 208-8245 03.08.03-7 09/14/2015 N N N N MKD/NW-15-0251L 11/09/2015 Rev.1 3 3.8.3 1 R_208-8245(1R) 208-8245R 03.08.03-1 09/14/2015 Y N N N MKD/NW-16-0999L 09/29/2016 Rev.1 3 3.8.3 1 R_332-8382(8) 332-8382 03.08.03-8 12/14/2015 Y N N N MKD/NW-16-0571L 05/31/2016 Rev.1 3 3.8.3 1 R_208-8245(3R) 208-8245R 03.08.03-3 09/14/2015 Y N N N MKD/NW-16-0892L 08/17/2016 Rev.1 3 3.8.3 1 R_332-8382(8R) 332-8382R 03.08.03-8 12/14/2015 Y N N N MKD/NW-16-0886L 08/12/2016 Rev.1 3 3.8.3 1 R_208-8245(5R) 208-8245R 03.08.03-5 09/14/2015 Y N N N MKD/NW-16-0854L 08/04/2016 Rev.1 3 3.8.3 1 R_208-8245(4R) 208-8245R 03.08.03-4 09/14/2015 Y N N N MKD/NW-16-0751L 07/21/2016 Rev.1 3 3.8.3 1 R_208-8245(6R) 208-8245R 03.08.03-6 09/14/2015 Y N N N MKD/NW-16-0751L 07/21/2016 Rev.1 3 3.8.3 1 R_208-8245(7R) 208-8245R 03.08.03-7 09/14/2015 Y N N N MKD/NW-16-0751L 07/21/2016 Rev.1 3 3.8.4 1 R_227-8274(6) 227-8274 03.08.04-6 09/25/2015 Y N N N MKD/NW-15-0380L 12/18/2015 Rev.1 3 3.8.4 1 R_227-8274(1) 227-8274 03.08.04-1 09/25/2015 Y N N N MKD/NW-15-0331L 01/06/2016 Rev.1 3 3.8.4 1 R_227-8274(2) 227-8274 03.08.04-2 09/25/2015 Y N N N MKD/NW-15-0331L 01/06/2016 Rev.1 3 3.8.4 1 R_227-8274(3) 227-8274 03.08.04-3 09/25/2015 Y N N N MKD/NW-15-0331L 01/06/2016 Rev.1

1) Change type : 1 (NRC RAI), 2 (NRC Non-RAI), 3 (Self-identified)

KEPCO/KHNP 23 of 70

APR1400 DCD RAI Tracking Report (Rev. 2) APR1400-K-X-TM-18001 Impact Impact DCD Change RAI/AI Issue Impact Impact on on Ch. Change ID No. Question Number Other Drivers Letter Number Response Date DCD Rev.No.

Section Type1) Number Date on DCD on PRA Tech. TR,TeR Spec. , ER 3 3.8.4 1 R_227-8274(4) 227-8274 03.08.04-4 09/25/2015 Y N N N MKD/NW-15-0331L 01/06/2016 Rev.1 3 3.8.4 1 R_227-8274(5) 227-8274 03.08.04-5 09/25/2015 Y N N N MKD/NW-15-0331L 01/06/2016 Rev.1 3 3.8.4 1 R_227-8274(5R) 227-8274R 03.08.04-5 09/25/2015 Y N N N MKD/NW-15-0161L 02/25/2016 Rev.1 3 3.8.4 1 R_227-8274(7) 227-8274 03.08.04-7 09/25/2015 Y N N N MKD/NW-15-0331L 01/06/2016 Rev.1 3 3.8.4 1 R_227-8274(8) 227-8274 03.08.04-8 09/25/2015 Y N N N MKD/NW-15-0331L 01/06/2016 Rev.1 3 3.8.4 1 R_227-8274(9) 227-8274 03.08.04-9 09/25/2015 Y N N N MKD/NW-15-0331L 01/06/2016 Rev.1 3 3.8.4 1 R_227-8274(3R) 227-8274R 03.08.04-3 09/25/2015 Y N N N MKD/NW-16-0940L 08/26/2016 Rev.1 3 3.8.4 1 R_227-8274(1R) 227-8274R 03.08.04-1 09/25/2015 Y N N N MKD/NW-16-0354L 04/19/2016 Rev.1 3 3.8.4 1 R_227-8274(4R) 227-8274R 03.08.04-4 09/25/2015 Y N N N MKD/NW-16-0354L 04/19/2016 Rev.1 3 3.8.4 1 R_227-8274(9R) 227-8274R 03.08.04-9 09/25/2015 Y N N N MKD/NW-16-0354L 04/19/2016 Rev.1 3 3.8.4 1 R_227-8274(4R2) 227-8274R2 03.08.04-4 09/25/2015 Y N N N MKD/NW-16-0486L 05/26/2016 Rev.1 3 3.8.4 1 R_227-8274(3R2) 227-8274R2 03.08.04-3 09/25/2015 Y N N N MKD/NW-16-0602L 06/20/2016 Rev.1 3 3.8.4 1 R_227-8274(5R2) 227-8274R2 03.08.04-5 09/25/2015 Y N N N MKD/NW-16-0884L 08/12/2016 Rev.1 3 3.8.4 1 R_227-8274(3R3) 227-8274R3 03.08.04-3 09/25/2015 Y N N N MKD/NW-16-0806L 07/28/2016 Rev.1 3 3.8.4 1 R_227-8274(3R5) 227-8274R5 03.08.04-3 09/25/2015 Y N N N MKD/NW-16-1093L 11/04/2016 Rev.1 3 3.8.5 1 R_248-8295(1) 248-8295 03.08.05-1 10/14/2015 Y N N N MKD/NW-16-0023L 01/11/2016 Rev.1 3 3.8.5 1 R_255-8285(2) 255-8285 03.08.05-2 10/19/2015 Y N N N MKD/NW-16-0025L 01/11/2016 Rev.1 3 3.8.5 1 R_255-8285(14) 255-8285 03.08.05-3 10/19/2015 Y N N N MKD/NW-16-0025L 01/11/2016 Rev.1 3 3.8.5 1 255-8285 03.08.05-4 10/19/2015 N N N N MKD/NW-16-0025L 01/11/2016 Rev.1 3 3.8.5 1 R_255-8285(5) 255-8285 03.08.05-5 10/19/2015 Y N N N MKD/NW-16-0025L 01/11/2016 Rev.1 3 3.8.5 1 R_255-8285(6) 255-8285 03.08.05-6 10/19/2015 Y N N N MKD/NW-16-0025L 01/11/2016 Rev.1 3 3.8.5 1 R_255-8285(7) 255-8285 03.08.05-7 10/19/2015 Y N N N MKD/NW-16-0025L 01/11/2016 Rev.1 3 3.8.5 1 255-8285 03.08.05-8 10/19/2015 N N N N MKD/NW-16-0025L 01/11/2016 Rev.1 3 3.8.5 1 R_255-8285(9) 255-8285 03.08.05-9 10/19/2015 N N N Y MKD/NW-16-0025L 01/11/2016 Rev.1 3 3.8.5 1 R_255-8285(10) 255-8285 03.08.05-10 10/19/2015 Y N N N MKD/NW-16-0025L 01/11/2016 Rev.1 3 3.8.5 1 R_255-8285(11) 255-8285 03.08.05-11 10/19/2015 Y N N N MKD/NW-16-0025L 01/11/2016 Rev.1 3 3.8.5 1 R_255-8285(12) 255-8285 03.08.05-12 10/19/2015 N N N Y MKD/NW-16-0025L 01/11/2016 Rev.1 3 3.8.5 1 255-8285 03.08.05-13 10/19/2015 N N N N MKD/NW-16-0025L 01/11/2016 Rev.1 3 3.8.5 1 R_255-8285(14) 255-8285 03.08.05-14 10/19/2015 Y N N N MKD/NW-16-0025L 01/11/2016 Rev.1 3 3.8.5 1 R_255-8285(15) 255-8285 03.08.05-15 10/19/2015 Y N N N MKD/NW-16-0025L 01/11/2016 Rev.1 3 3.8.5 1 R_255-8285(16) 255-8285 03.08.05-16 10/19/2015 Y N N Y MKD/NW-16-0025L 01/11/2016 Rev.1 3 3.8.5 1 255-8285 03.08.05-17 10/19/2015 N N N N MKD/NW-16-0025L 01/11/2016 Rev.1 3 3.8.5 1 R_255-8285(18) 255-8285 03.08.05-18 10/19/2015 Y N N Y MKD/NW-16-0025L 01/11/2016 Rev.1 3 3.8.5 1 R_320-8383(19) 320-8383 03.08.05-19 11/24/2015 Y N N Y MKD/NW-16-0090L 01/29/2016 Rev.1 3 3.8.5 1 R_255-8285(7) 255-8285 03.08.05-7 10/19/2015 Y N N N MKD/NW-16-0623L 08/02/2016 Rev.1 3 3.8.5 1 255-8285 03.08.05-18 10/19/2015 N N N N MKD/NW-16-0623L 08/02/2016 Rev.1 3 3.8.5 1 R_255-8285(12) 255-8285 03.08.05-12 10/19/2015 N N N Y MKD/NW-16-0918L 08/23/2016 Rev.1 3 3.8.5 1 R_255-8285(16) 255-8285 03.08.05-16 10/19/2015 Y N N Y MKD/NW-16-0918L 08/23/2016 Rev.1 3 3.8.5 1 R_255-8285(17R) 255-8285R 03.08.05-17 10/19/2015 Y N N Y MKD/NW-16-0917L 08/24/2016 Rev.1 3 3.8.5 1 R_255-8285(9R) 255-8285R 03.08.05-9 10/19/2015 Y N N N MKD/NW-16-0907L 08/22/2016 Rev.1 3 3.8.5 1 R_255-8285(13R) 255-8285R 03.08.05-13 10/19/2015 N N N Y MKD/NW-16-0907L 08/22/2016 Rev.1 3 3.8.5 1 R_255-8285(11) 255-8285 03.08.05-11 10/19/2015 Y N N N MKD/NW-16-0875L 08/11/2016 Rev.1 3 3.8.5 1 R_255-8285(4R) 255-8285R 03.08.05-4 10/19/2015 Y N N N MKD/NW-16-0832L 08/01/2016 Rev.1 3 3.8.5 1 R_255-8285(14R) 255-8285R 03.08.05-14 10/19/2015 Y N N Y MKD/NW-16-0832L 08/01/2016 Rev.1 3 3.8.5 1 R_248-8295(1R) 248-8295R 03.08.05-1 10/14/2015 Y N N N MKD/NW-16-0831L 07/29/2016 Rev.1 3 3.8.5 1 R_320-8383(19R) 320-8383R 03.08.05-19 11/24/2015 Y N N Y MKD/NW-16-0798L 07/21/2016 Rev.1 3 3.9.1 1 73-8025 03.09.01-1 07/15/2015 N N N N MKD/NW-15-0104L 08/27/2015 Rev.1 3 3.9.1 1 73-8025 03.09.01-2 07/15/2015 N N N N MKD/NW-15-0104L 08/27/2015 Rev.1 3 3.9.1 1 73-8025 03.09.01-3 07/15/2015 N N N N MKD/NW-15-0104L 08/27/2015 Rev.1 3 3.9.1 1 73-8025 03.09.01-4 07/15/2015 N N N N MKD/NW-15-0104L 08/27/2015 Rev.1 3 3.9.1.1.3 2 A_3-33 3-33 MEB Issue #3-33 04/14~15/2015 Y N N N MKD/NW-15-0020L 06/01/2015 Rev.1 3 3.9.2 1 151-8078 03.09.02-1 08/10/2015 N N N N MKD/NW-15-0275L 12/01/2015 Rev.1 3 3.9.2 1 R_151-8078(10) 151-8078 03.09.02-10 08/10/2015 Y N N N MKD/NW-15-0208L 10/23/2015 Rev.1 3 3.9.2 1 151-8078 03.09.02-11 08/10/2015 N N N N MKD/NW-15-0208L 10/23/2015 Rev.1 3 3.9.2 1 151-8078 03.09.02-12 08/10/2015 N N N N MKD/NW-15-0208L 10/23/2015 Rev.1 3 3.9.2 1 151-8078 03.09.02-13 08/10/2015 N N N N MKD/NW-15-0208L 10/23/2015 Rev.1 3 3.9.2 1 151-8078 03.09.02-14 08/10/2015 N N N N MKD/NW-15-0208L 10/23/2015 Rev.1 3 3.9.2 1 151-8078 03.09.02-15 08/10/2015 N N N N MKD/NW-15-0208L 10/23/2015 Rev.1 3 3.9.2 1 R_151-8078(16) 151-8078 03.09.02-16 08/10/2015 Y N N N MKD/NW-15-0275L 12/01/2015 Rev.1 3 3.9.2 1 151-8078 03.09.02-5 08/10/2015 N N N N MKD/NW-15-0275L 12/01/2015 Rev.1 3 3.9.2 1 R_151-8078(8) 151-8078 03.09.02-8 08/10/2015 Y N N N MKD/NW-15-0275L 12/01/2015 Rev.1 3 3.9.2 1 151-8078 03.09.02-9 08/10/2015 N N N N MKD/NW-15-0208L 10/23/2015 Rev.1 3 3.9.2 1 151-8078 03.09.02-2 08/10/2015 Y N N N MKD/NW-16-0018L 01/08/2016 Rev.1

1) Change type : 1 (NRC RAI), 2 (NRC Non-RAI), 3 (Self-identified)

KEPCO/KHNP 24 of 70

APR1400 DCD RAI Tracking Report (Rev. 2) APR1400-K-X-TM-18001 Impact Impact DCD Change RAI/AI Issue Impact Impact on on Ch. Change ID No. Question Number Other Drivers Letter Number Response Date DCD Rev.No.

Section Type1) Number Date on DCD on PRA Tech. TR,TeR Spec. , ER 3 3.9.2 1 151-8078 03.09.02-3 08/10/2015 Y N N N MKD/NW-16-0018L 01/08/2016 Rev.1 3 3.9.2 1 151-8078 03.09.02-4 08/10/2015 Y N N N MKD/NW-16-0018L 01/08/2016 Rev.1 3 3.9.2 1 151-8078 03.09.02-6 08/10/2015 Y N N N MKD/NW-16-0018L 01/08/2016 Rev.1 3 3.9.2 1 151-8078 03.09.02-7 08/10/2015 Y N N N MKD/NW-16-0018L 01/08/2016 Rev.1 3 3.9.2 1 151-8078S 03.09.02-9 08/10/2015 N N N N MKD/NW-16-0100L 02/01/2016 Rev.1 3 3.9.2 1 R_151-8078S(10) 151-8078S 03.09.02-10 08/10/2015 Y N N N MKD/NW-16-0100L 02/01/2016 Rev.1 3 3.9.2 1 151-8078S 03.09.02-11 08/10/2015 N N N N MKD/NW-16-0134L 02/16/2016 Rev.1 3 3.9.2 1 R_151-8078(10R) 151-8078R 03.09.02-10 08/10/2015 Y N N N MKD/NW-16-1015L 09/30/2016 Rev.1 3 3.9.2 1 R_151-8078(2R) 151-8078R 03.09.02-2 08/10/2015 Y N N N MKD/NW-16-0262L 03/24/2016 Rev.1 3 3.9.2 1 R_151-8078(3R) 151-8078R 03.09.02-3 08/10/2015 Y N N N MKD/NW-16-0262L 03/24/2016 Rev.1 3 3.9.2 1 R_151-8078(4R) 151-8078R 03.09.02-4 08/10/2015 Y N N N MKD/NW-16-0262L 03/24/2016 Rev.1 3 3.9.2 1 R_151-8078(6R) 151-8078R 03.09.02-6 08/10/2015 Y N N N MKD/NW-16-0262L 03/24/2016 Rev.1 3 3.9.2 1 R_151-8078(7R) 151-8078R 03.09.02-7 08/10/2015 Y N N N MKD/NW-16-0262L 03/24/2016 Rev.1 3 3.9.2 1 R_151-8078(9S) 151-8078S 03.09.02-9 08/10/2015 Y N N N MKD/NW-16-0509L 05/23/2016 Rev.1 3 3.9.2 1 R_151-8078(3R2) 151-8078R2 03.09.02-3 08/10/2015 Y N N N MKD/NW-16-1030L 10/07/2016 Rev.1 3 3.9.2 1 R_151-8078(4R2) 151-8078R2 03.09.02-4 08/10/2015 Y N N N MKD/NW-16-1030L 10/07/2016 Rev.1 3 3.9.2 1 R_151-8078(7R2) 151-8078R2 03.09.02-7 08/10/2015 Y N N N MKD/NW-16-1030L 10/07/2016 Rev.1 3 3.9.3 1 R_62-7995(1) 62-7995 03.09.03-1 07/06/2015 Y N N N MKD/NW-15-0094L 08/24/2015 Rev.1 3 3.9.3 2 A_3-29 3-29 MEB Issue #3-29 04/14~15/2015 Y N N N MKD/NW-15-0020L 06/01/2015 Rev.1 3 3.9.3 1 R_319-8360(4) 319-8360 03.09.03-4 11/24/2015 Y N N N MKD/NW-16-0165L 02/29/2016 Rev.1 3 3.9.3 1 R_319-8360(5) 319-8360 03.09.03-5 11/24/2015 Y N N N MKD/NW-16-0089L 01/29/2016 Rev.1 3 3.9.3 1 R_62-7995(1S) 62-7995S 03.09.03-1 07/06/2015 Y N N N MKD/NW-16-0385L 04/20/2016 Rev.1 3 3.9.3 1 R_319-8360(3) 319-8360 03.09.03-3 11/24/2015 Y N N N MKD/NW-16-0389L 04/22/2016 Rev.1 3 3.9.3 1 R_319-8360(4R) 319-8360R 03.09.03-4 11/24/2015 Y N N N MKD/NW-16-0715L 07/06/2016 Rev.1 3 3.9.3 1 R_319-8360(2) 319-8360 03.09.03-2 11/24/2015 Y N N N MKD/NW-16-0716L 07/06/2016 Rev.1 3 3.9.3 1 319-8360 03.09.03-6 11/24/2015 N N N N MKD/NW-16-0504L 05/13/2016 Rev.1 3 3.9.3 1 R_319-8360(2R) 319-8360R 03.09.03-2 11/24/2015 Y N N N MKD/NW-16-0908L 08/19/2016 Rev.1 3 3.9.3 1 R_319-8360(2R2) 319-8360R2 03.09.03-2 11/24/2015 Y N N N MKD/NW-16-1106L 11/15/2016 Rev.1 3 3.9.4 2 3-51.1 MEB Issue #1 05/29/2015 N N N N MKD/NW-15-0035L 07/02/2015 Rev.1 3 3.9.4 2 A_3-51.2 3-51.2 MEB Issue #2 05/29/2015 Y N N N MKD/NW-15-0035L 07/02/2015 Rev.1 3 3.9.4 2 A_3-51.3 3-51.3 MEB Issue #3 05/29/2015 Y N N N MKD/NW-15-0035L 07/02/2015 Rev.1 3 3.9.4 2 3-51.4 MEB Issue #4 05/29/2015 N N N N MKD/NW-15-0035L 07/02/2015 Rev.1 3 3.9.4 2 3-51.5 MEB Issue #5 05/29/2015 N N N N MKD/NW-15-0035L 07/02/2015 Rev.1 3 3.9.4 2 A_3-51.6 3-51.6 MEB Issue #6 05/29/2015 Y N N N MKD/NW-15-0035L 07/02/2015 Rev.1 3 3.9.4 1 R_85-7949(1) 85-7949 03.09.04-1 07/16/2015 Y N N N MKD/NW-15-0095L 09/10/2015 Rev.1 3 3.9.4 1 R_85-7949(1R) 85-7949R 03.09.04-1 07/16/2015 Y N N N MKD/NW-15-0279L 11/24/2015 Rev.1 3 3.9.4 1 R_85-7949(2) 85-7949 03.09.04-2 07/16/2015 Y N N N MKD/NW-15-0095L 09/10/2015 Rev.1 3 3.9.4 1 R_85-7949(2R) 85-7949R 03.09.04-2 07/16/2015 Y N N N MKD/NW-15-0279L 11/24/2015 Rev.1 3 3.9.4 2 A_3-34.3 3-34.3 Open Item #1 07/14/2015 N N N Y MKD/NW-15-0179L 10/06/2015 Rev.1 3 3.9.4 2 A_3-34.4 3-34.4 Open Item #2 07/14/2015 N N N Y MKD/NW-15-0179L 10/06/2015 Rev.1 3 3.9.4 2 3-34.5 Open Item #3 07/14/2015 N N N N MKD/NW-15-0179L 10/06/2015 Rev.1 3 3.9.4 2 3-34.7 Open Item #5 07/14/2015 N N N N MKD/NW-15-0179L 10/06/2015 Rev.1 3 3.9.4 2 3-34.8 Open Item #6 07/14/2015 N N N N MKD/NW-15-0179L 10/06/2015 Rev.1 3 3.9.4 2 3-34.9 Open Item #7 07/14/2015 N N N N MKD/NW-15-0179L 10/06/2015 Rev.1 3 3.9.5 2 3-51.7 MEB Issue #1 05/29/2015 N N N N MKD/NW-15-0035L 07/02/2015 Rev.1 3 3.9.5 2 3-51.8 MEB Issue #2 05/29/2015 N N N N MKD/NW-15-0035L 07/02/2015 Rev.1 3 3.9.5 2 3-51.9 MEB Issue #3 05/29/2015 N N N N MKD/NW-15-0035L 07/02/2015 Rev.1 3 3.9.5 2 3-51.10 MEB Issue #4 05/29/2015 N N N N MKD/NW-15-0035L 07/02/2015 Rev.1 3 3.9.5 2 3-51.11 MEB Issue #5 05/29/2015 N N N N MKD/NW-15-0035L 07/02/2015 Rev.1 3 3.9.5 2 3-51.12 MEB Issue #6 05/29/2015 N N N N MKD/NW-15-0035L 07/02/2015 Rev.1 3 3.9.5 2 3-51.13 MEB Issue #7 05/29/2015 N N N N MKD/NW-15-0035L 07/02/2015 Rev.1 3 3.9.5 2 3-51.14 MEB Issue #8 05/29/2015 N N N N MKD/NW-15-0035L 07/02/2015 Rev.1 3 3.9.5 2 3-51.15 MEB Issue #9 05/29/2015 N N N N MKD/NW-15-0035L 07/02/2015 Rev.1 3 3.9.5 2 3-51.16 MEB Issue #10 05/29/2015 N N N N MKD/NW-15-0035L 07/02/2015 Rev.1 3 3.9.5 1 92-8068 03.09.05-1 07/21/2015 N N N N MKD/NW-15-0195L 10/16/2015 Rev.1 3 3.9.5 1 92-8068 03.09.05-10 07/21/2015 N N N N MKD/NW-15-0195L 10/16/2015 Rev.1 3 3.9.5 1 92-8068 03.09.05-11 07/21/2015 N N N N MKD/NW-15-0195L 10/16/2015 Rev.1 3 3.9.5 1 92-8068 03.09.05-12 07/21/2015 N N N N MKD/NW-15-0195L 10/16/2015 Rev.1 3 3.9.5 1 92-8068 03.09.05-13 07/21/2015 N N N N MKD/NW-15-0195L 10/16/2015 Rev.1 3 3.9.5 1 92-8068 03.09.05-14 07/21/2015 N N N N MKD/NW-15-0195L 10/16/2015 Rev.1 3 3.9.5 1 92-8068 03.09.05-15 07/21/2015 N N N N MKD/NW-15-0195L 10/16/2015 Rev.1 3 3.9.5 1 92-8068 03.09.05-16 07/21/2015 N N N N MKD/NW-15-0195L 10/16/2015 Rev.1 3 3.9.5 1 92-8068 03.09.05-17 07/21/2015 N N N N MKD/NW-15-0195L 10/16/2015 Rev.1

1) Change type : 1 (NRC RAI), 2 (NRC Non-RAI), 3 (Self-identified)

KEPCO/KHNP 25 of 70

APR1400 DCD RAI Tracking Report (Rev. 2) APR1400-K-X-TM-18001 Impact Impact DCD Change RAI/AI Issue Impact Impact on on Ch. Change ID No. Question Number Other Drivers Letter Number Response Date DCD Rev.No.

Section Type1) Number Date on DCD on PRA Tech. TR,TeR Spec. , ER 3 3.9.5 1 R_92-8068(18) 92-8068 03.09.05-18 07/21/2015 Y N N N MKD/NW-15-0195L 10/16/2015 Rev.1 3 3.9.5 1 92-8068 03.09.05-19 07/21/2015 N N N N MKD/NW-15-0195L 10/16/2015 Rev.1 3 3.9.5 1 92-8068 03.09.05-2 07/21/2015 N N N N MKD/NW-15-0195L 10/16/2015 Rev.1 3 3.9.5 1 92-8068 03.09.05-20 07/21/2015 N N N N MKD/NW-15-0195L 10/16/2015 Rev.1 3 3.9.5 1 92-8068 03.09.05-3 07/21/2015 N N N N MKD/NW-15-0195L 10/16/2015 Rev.1 3 3.9.5 1 92-8068 03.09.05-4 07/21/2015 N N N N MKD/NW-15-0195L 10/16/2015 Rev.1 3 3.9.5 1 92-8068 03.09.05-5 07/21/2015 N N N N MKD/NW-15-0195L 10/16/2015 Rev.1 3 3.9.5 1 92-8068 03.09.05-6 07/21/2015 N N N N MKD/NW-15-0195L 10/16/2015 Rev.1 3 3.9.5 1 92-8068 03.09.05-7 07/21/2015 N N N N MKD/NW-15-0195L 10/16/2015 Rev.1 3 3.9.5 1 92-8068 03.09.05-8 07/21/2015 N N N N MKD/NW-15-0195L 10/16/2015 Rev.1 3 3.9.5 1 R_92-8068(9) 92-8068 03.09.05-9 07/21/2015 Y N N N MKD/NW-15-0195L 10/16/2015 Rev.1 3 3.9.5 2 3-35.7 Open Item #1 07/15/2015 N N N N MKD/NW-15-0181L 10/07/2015 Rev.1 3 3.9.5 2 3-35.8 Open Item #2 07/15/2015 N N N N MKD/NW-15-0181L 10/07/2015 Rev.1 3 3.9.5 1 92-8068S 03.09.05-1 07/21/2015 N N N N MKD/NW-16-0022L 01/19/2016 Rev.1 3 3.9.5 1 92-8068S 03.09.05-2 07/21/2015 N N N N MKD/NW-16-0022L 01/19/2016 Rev.1 3 3.9.5 1 92-8068S 03.09.05-4 07/21/2015 N N N N MKD/NW-16-0022L 01/19/2016 Rev.1 3 3.9.5 1 92-8068S 03.09.05-6 07/21/2015 N N N N MKD/NW-16-0022L 01/19/2016 Rev.1 3 3.9.5 1 92-8068S 03.09.05-7 07/21/2015 N N N N MKD/NW-16-0022L 01/19/2016 Rev.1 3 3.9.5 1 R_92-8068S(9S) 92-8068S 03.09.05-9 07/21/2015 Y N N N MKD/NW-16-0022L 01/19/2016 Rev.1 3 3.9.5 1 92-8068S 03.09.05-11 07/21/2015 N N N N MKD/NW-16-0022L 01/19/2016 Rev.1 3 3.9.5 1 92-8068S 03.09.05-12 07/21/2015 N N N N MKD/NW-16-0022L 01/19/2016 Rev.1 3 3.9.5 1 92-8068S 03.09.05-16 07/21/2015 N N N N MKD/NW-16-0022L 01/19/2016 Rev.1 3 3.9.5 1 92-8068S 03.09.05-17 07/21/2015 N N N N MKD/NW-16-0022L 01/19/2016 Rev.1 3 3.9.5 1 92-8068S 03.09.05-20 07/21/2015 N N N N MKD/NW-16-0022L 01/19/2016 Rev.1 3 3.9.5 1 92-8068S2 03.09.05-16 07/21/2015 N N N N MKD/NW-16-1072L 11/01/2016 Rev.1 3 3.9.6 2 A_3-11 3-11 MEB Issue #3-11 04/14~15/2015 Y N N N MKD/NW-15-0020L 06/01/2015 Rev.1 3 3.9.6 2 A_3-12 3-12 MEB Issue #3-12 04/14~15/2015 Y N N N MKD/NW-15-0020L 06/01/2015 Rev.1 3 3.9.6 2 A_3-13 3-13 MEB Issue #3-13 04/14~15/2015 Y N N N MKD/NW-15-0020L 06/01/2015 Rev.1 3 3.9.6 1 R_69-7994(1) 69-7994 03.09.06-1 07/14/2015 Y N N N MKD/NW-15-0133L 09/10/2015 Rev.1 3 3.9.6 1 R_69-7994(2) 69-7994 03.09.06-2 07/14/2015 Y N N N MKD/NW-15-0133L 09/10/2015 Rev.1 3 3.9.6 1 R_69-7994(3) 69-7994 03.09.06-3 07/14/2015 Y N N N MKD/NW-15-0133L 09/10/2015 Rev.1 3 3.9.6 1 R_69-7994(4) 69-7994 03.09.06-4 07/14/2015 Y N N N MKD/NW-15-0133L 09/10/2015 Rev.1 3 3.9.6 1 R_69-7994(5) 69-7994 03.09.06-5 07/14/2015 Y N N N MKD/NW-15-0133L 09/10/2015 Rev.1 3 3.9.6 1 R_69-7994(6) 69-7994 03.09.06-6 07/14/2015 Y N N N MKD/NW-15-0133L 09/10/2015 Rev.1 3 3.9.6 1 R_69-7994(7) 69-7994 03.09.06-7 07/14/2015 Y N N N MKD/NW-15-0133L 09/10/2015 Rev.1 3 3.9.6 1 R_69-7994(7R) 69-7994R 03.09.06-7 07/14/2015 Y N N N MKD/NW-15-0198L 10/20/2015 Rev.1 3 3.9.6 1 R_69-7994(8) 69-7994 03.09.06-8 07/14/2015 Y N N N MKD/NW-15-0133L 09/10/2015 Rev.1 3 3.9.6 1 R_69-7994(9) 69-7994 03.09.06-9 07/14/2015 Y N N N MKD/NW-15-0133L 09/10/2015 Rev.1 3 3.9.6 1 R_69-7994(9SR) 69-7994SR 03.09.06-9 07/14/2015 Y N N N MKD/NW-16-0942L 08/29/2016 Rev.1 3 3.9.6 1 R_69-7994(7R2) 69-7994R2 03.09.06-7 07/14/2015 Y N N N MKD/NW-16-0384L 04/20/2016 Rev.1 3 3.9.6 1 R_69-7994(9S) 69-7994S 03.09.06-9 07/14/2015 Y N N N MKD/NW-16-0506L 05/13/2016 Rev.1 4 4.2 1 R_5-7954(11) 5-7954 04.02-11 06/18/2015 N N N Y MKD/NW-15-0055L 07/21/2015 Rev.1 4 4.2 1 R_5-7954(12) 5-7954 04.02-12 06/18/2015 N N N Y MKD/NW-15-0055L 07/21/2015 Rev.1 4 4.2 1 R_5-7954(13) 5-7954 04.02-13 06/18/2015 N N N Y MKD/NW-15-0055L 07/21/2015 Rev.1 4 4.2 1 5-7954 04.02-14 06/18/2015 N N N N MKD/NW-15-0055L 07/21/2015 Rev.1 4 4.2 1 R_275-8294(1) 275-8294 04.02-1 10/27/2015 Y N N N MKD/NW-16-0106L 02/03/2016 Rev.1 4 4.2 1 R_275-8294(2) 275-8294 04.02-2 10/27/2015 N N N Y MKD/NW-16-0077L 01/27/2016 Rev.1 4 4.2 1 275-8294 04.02-3 10/27/2015 N N N N MKD/NW-16-0077L 01/27/2016 Rev.1 4 4.2 1 275-8294 04.02-4 10/27/2015 N N N N MKD/NW-16-0077L 01/27/2016 Rev.1 4 4.2 1 R_275-8294(5) 275-8294 04.02-5 10/27/2015 N N N Y MKD/NW-16-0175L 03/02/2016 Rev.1 4 4.2 1 R_275-8294(6) 275-8294 04.02-6 10/27/2015 N N N Y MKD/NW-16-0175L 03/02/2016 Rev.1 4 4.2 1 R_275-8294(7) 275-8294 04.02-7 10/27/2015 N N N Y MKD/NW-16-0175L 03/02/2016 Rev.1 4 4.2 1 275-8294 04.02-8 10/27/2015 N N N N MKD/NW-16-0077L 01/27/2016 Rev.1 4 4.2 1 R_5-7954(16) 5-7954 APR1400-16 06/18/2015 N N N Y MKD/NW-16-0826L 07/29/2016 Rev.1 4 4.3 1 R_47-7959(1) 47-7959 04.03-1 06/23/2015 Y N N N MKD/NW-15-0059L 07/22/2015 Rev.1 4 4.3 1 48-7943 04.03-2 06/23/2015 N N N N MKD/NW-15-0060L 07/22/2015 Rev.1 4 4.3 1 55-7940 04.03-3 06/23/2015 N N N N MKD/NW-15-0063L 07/28/2015 Rev.1 4 4.3 1 R_293-8332(4) 293-8332 04.03-4 11/05/2015 Y N N N MKD/NW-15-0327L 12/09/2015 Rev.1 4 4.3 1 293-8332 04.03-5 11/05/2015 N N N N MKD/NW-15-0396L 12/28/2015 Rev.1 4 4.3 1 R_293-8332(6) 293-8332 04.03-6 11/05/2015 N N N Y MKD/NW-15-0396L 12/28/2015 Rev.1 4 4.3 1 419-8517 04.03-8 02/23/2016 N N N N MKD/NW-16-0285L 04/02/2016 Rev.1 4 4.3 1 R_419-8517(9) 419-8517 04.03-9 02/23/2016 N N N Y MKD/NW-16-0285L 04/02/2016 Rev.1 4 4.3 1 R_293-8332(4S) 293-8332S 04.03-4 11/05/2015 Y N N N MKD/NW-16-0349L 04/18/2016 Rev.1

1) Change type : 1 (NRC RAI), 2 (NRC Non-RAI), 3 (Self-identified)

KEPCO/KHNP 26 of 70

APR1400 DCD RAI Tracking Report (Rev. 2) APR1400-K-X-TM-18001 Impact Impact DCD Change RAI/AI Issue Impact Impact on on Ch. Change ID No. Question Number Other Drivers Letter Number Response Date DCD Rev.No.

Section Type1) Number Date on DCD on PRA Tech. TR,TeR Spec. , ER 4 4.3 1 R_419-8517(7) 419-8517 04.03-7 02/23/2016 Y N N N MKD/NW-16-0351L 04/19/2016 Rev.1 4 4.3 1 R_293-8332(6S) 293-8332S 04.03-6 11/05/2015 Y N N Y MKD/NW-16-0430L 04/28/2016 Rev.1 4 4.3 1 419-8517R 04.03-8 02/23/2016 N N N N MKD/NW-16-0837L 08/01/2016 Rev.1 4 4.4 1 R_328-8422(7) 328-8422 04.04-7 12/07/2015 Y N N N MKD/NW-16-0013L 01/07/2016 Rev.1 4 4.4 1 328-8422 04.04-8 12/07/2015 N N N N MKD/NW-16-0013L 01/07/2016 Rev.1 4 4.4 1 R_328-8422(8R) 328-8422R 04.04-8 12/07/2015 N N N Y MKD/NW-16-0932L 08/29/2016 Rev.1 4 4.4 1 R_328-8422(7R) 328-8422R 04.04-7 12/07/2015 Y N N N MKD/NW-16-0901L 08/19/2016 Rev.1 4 4.4 1 328-8422S 04.04-8 12/07/2015 N N N N MKD/NW-16-0851L 08/03/2016 Rev.1 4 4.6 1 R_136-8081(1) 136-8081 04.06-1 08/07/2015 Y N N N MKD/NW-15-0139L 09/14/2015 Rev.1 4 4.6 1 R_136-8081(2) 136-8081 04.06-2 08/07/2015 Y N N N MKD/NW-15-0139L 09/14/2015 Rev.1 4 4.6 1 R_136-8081(3) 136-8081 04.06-3 08/07/2015 Y N N N MKD/NW-15-0139L 09/14/2015 Rev.1 4 4.6 1 R_136-8081(4) 136-8081 04.06-4 08/07/2015 Y N N N MKD/NW-15-0139L 09/14/2015 Rev.1 4 4.6 1 R_136-8081(5) 136-8081 04.06-5 08/07/2015 Y N N N MKD/NW-15-0139L 09/14/2015 Rev.1 4 4.6 1 136-8081 04.06-6 08/07/2015 N N N N MKD/NW-15-0139L 09/14/2015 Rev.1 4 4.6 1 136-8081 04.06-7 08/07/2015 N N N N MKD/NW-15-0139L 09/14/2015 Rev.1 4 4.4.2.4 1 326-8408 04.04-1 12/03/2015 N N N N MKD/NW-16-0004L 01/11/2016 Rev.1 4 4.4.2.4 1 326-8408 04.04-2 12/03/2015 N N N N MKD/NW-16-0004L 01/11/2016 Rev.1 4 4.4.2.4 1 326-8408 04.04-3 12/03/2015 N N N N MKD/NW-16-0004L 01/11/2016 Rev.1 4 4.4.2.4 1 326-8408 04.04-5 12/03/2015 N N N N MKD/NW-16-0047L 01/18/2016 Rev.1 4 4.4.2.4 1 326-8408 04.04-6 12/03/2015 N N N N MKD/NW-16-0047L 01/18/2016 Rev.1 4 4.5.1 1 R_303-8391(1) 303-8391 04.05.01-1 11/10/2015 Y N N N MKD/NW-15-0387L 12/22/2015 Rev.1 4 4.5.1 1 R_303-8391(10) 303-8391 04.05.01-10 11/10/2015 Y N N N MKD/NW-15-0387L 12/22/2015 Rev.1 4 4.5.1 1 R_303-8391(2) 303-8391 04.05.01-2 11/10/2015 Y N N N MKD/NW-15-0387L 12/22/2015 Rev.1 4 4.5.1 1 R_303-8391(3) 303-8391 04.05.01-3 11/10/2015 Y N N N MKD/NW-15-0387L 12/22/2015 Rev.1 4 4.5.1 1 R_303-8391(4) 303-8391 04.05.01-4 11/10/2015 Y N N N MKD/NW-15-0387L 12/22/2015 Rev.1 4 4.5.1 1 R_303-8391(5) 303-8391 04.05.01-5 11/10/2015 Y N N N MKD/NW-15-0387L 12/22/2015 Rev.1 4 4.5.1 1 R_303-8391(6) 303-8391 04.05.01-6 11/10/2015 Y N N N MKD/NW-15-0387L 12/22/2015 Rev.1 4 4.5.1 1 R_303-8391(7) 303-8391 04.05.01-7 11/10/2015 Y N N N MKD/NW-15-0387L 12/22/2015 Rev.1 4 4.5.1 1 R_303-8391(8) 303-8391 04.05.01-8 11/10/2015 Y N N N MKD/NW-15-0387L 12/22/2015 Rev.1 4 4.5.1 1 R_303-8391(9) 303-8391 04.05.01-9 11/10/2015 Y N N N MKD/NW-15-0387L 12/22/2015 Rev.1 4 4.5.1 1 436-8538 04.05.01-11 03/08/2016 N N N N MKD/NW-16-0379L 04/19/2016 Rev.1 4 4.5.1 1 R_436-8538(12) 436-8538 04.05.01-12 03/08/2016 Y N N N MKD/NW-16-0379L 04/19/2016 Rev.1 4 4.5.1 1 R_436-8538(13) 436-8538 04.05.01-13 03/08/2016 Y N N N MKD/NW-16-0379L 04/19/2016 Rev.1 4 4.5.1 1 R_436-8538(14) 436-8538 04.05.01-14 03/08/2016 Y N N N MKD/NW-16-0379L 04/19/2016 Rev.1 4 4.5.1 1 523-8684 04.05.01-15 10/01/2016 N N N N MKD/NW-16-1083L 11/04/2016 Rev.1 4 4.5.1 1 523-8684 04.05.01-16 10/01/2016 N N N N MKD/NW-16-1128L 11/30/2016 Rev.1 4 4.5.2 1 291-8347 04.05.02-1 11/04/2015 N N N N MKD/NW-15-0256L 11/12/2015 Rev.1 4 4.5.2 1 R_291-8347(2) 291-8347 04.05.02-2 11/04/2015 Y N N N MKD/NW-15-0256L 11/12/2015 Rev.1 4 4.5.2 1 R_291-8347(3) 291-8347 04.05.02-3 11/04/2015 Y N N N MKD/NW-15-0256L 11/12/2015 Rev.1 4 4.5.2 1 R_291-8347(4) 291-8347 04.05.02-4 11/04/2015 Y N N N MKD/NW-15-0256L 11/12/2015 Rev.1 4 4.5.2 1 291-8347 04.05.02-5 11/04/2015 N N N N MKD/NW-15-0256L 11/12/2015 Rev.1 4 4.5.2 1 R_291-8347(6) 291-8347 04.05.02-6 11/04/2015 Y N N N MKD/NW-15-0256L 11/12/2015 Rev.1 4 4.5.2 1 R_291-8347(7) 291-8347 04.05.02-7 11/04/2015 Y N N N MKD/NW-15-0256L 11/12/2015 Rev.1 4 4.5.2 1 R_291-8347(5R) 291-8347R 04.05.02-5 11/04/2015 Y N N N MKD/NW-16-0221L 03/14/2016 Rev.1 5 5.2.1.1 1 R_31-7931(1) 31-7931 05.02.01.01-1 06/16/2015 Y N N N MKD/NW-15-0048L 07/16/2015 Rev.1 5 5.2.1.1 1 R_40-7958(2) 40-7958 05.02.01.01-2 06/18/2015 Y N N N MKD/NW-15-0050L 07/16/2015 Rev.1 5 5.2.1.1 1 R_40-7958(3) 40-7958 05.02.01.01-3 06/18/2015 Y N N N MKD/NW-15-0050L 07/16/2015 Rev.1 5 5.2.1.1 2 A_5-4.1 5-4.1 MCB Issue #7 05/29/2015 Y N N N MKD/NW-15-0035L 07/02/2015 Rev.1 5 5.2.1.1 2 A_5-4.2 5-4.2 MCB Issue #1 05/29/2015 Y N N N MKD/NW-15-0035L 07/02/2015 Rev.1 5 5.2.1.1 2 A_5-4.3 5-4.3 MCB Issue #2 05/29/2015 Y N N N MKD/NW-15-0035L 07/02/2015 Rev.1 5 5.2.1.1 1 R_40-7958(2R) 40-7958R 05.02.01.01-2 06/18/2015 Y N N N MKD/NW-15-0137L 09/11/2015 Rev.1 5 5.2.1.1 1 40-7958R 05.02.01.01-3 06/18/2015 Y N N N MKD/NW-15-0137L 09/11/2015 Rev.1 5 5.2.1.2 1 R_26-7948(1) 26-7948 05.02.01.02-1 06/15/2015 Y N N N MKD/NW-15-0046L 07/15/2015 Rev.1 5 5.2.1.2 1 R_26-7948(2) 26-7948 05.02.01.02-2 06/15/2015 Y N N N MKD/NW-15-0046L 07/15/2015 Rev.1 5 5.2.1.2 2 A_5-4.4 5-4.4 MCB Issue #1 05/29/2015 Y N N N MKD/NW-15-0035L 07/02/2015 Rev.1 5 5.2.1.2 2 A_5-4.5 5-4.5 MCB Issue #2 05/29/2015 Y N N N MKD/NW-15-0035L 07/02/2015 Rev.1 5 5.2.1.2 2 A_5-4.6 5-4.6 MCB Issue #3 05/29/2015 Y N N N MKD/NW-15-0035L 07/02/2015 Rev.1 5 5.2.1.2 2 5-4.7 MCB Issue #4 05/29/2015 N N N N MKD/NW-15-0035L 07/02/2015 Rev.1 5 5.2.1.2 1 R_26-7948(1R) 26-7948R 05.02.01.02-1 06/15/2015 Y N N N MKD/NW-15-0136L 09/11/2015 Rev.1 5 5.2.1.2 1 R_26-7948(2R) 26-7948R 05.02.01.02-2 06/15/2015 Y N N N MKD/NW-15-0136L 09/11/2015 Rev.1 5 5.2.2 1 233-8244 05.02.02-1 10/02/2015 N N N N MKD/NW-15-0346L 12/11/2015 Rev.1 5 5.2.2 1 233-8244 05.02.02-3 10/02/2015 N N N N MKD/NW-15-0346L 12/11/2015 Rev.1 5 5.2.2 1 233-8244 05.02.02-4 10/02/2015 N N N N MKD/NW-15-0346L 12/11/2015 Rev.1

1) Change type : 1 (NRC RAI), 2 (NRC Non-RAI), 3 (Self-identified)

KEPCO/KHNP 27 of 70

APR1400 DCD RAI Tracking Report (Rev. 2) APR1400-K-X-TM-18001 Impact Impact DCD Change RAI/AI Issue Impact Impact on on Ch. Change ID No. Question Number Other Drivers Letter Number Response Date DCD Rev.No.

Section Type1) Number Date on DCD on PRA Tech. TR,TeR Spec. , ER 5 5.2.2 1 R_233-8244(5) 233-8244 05.02.02-5 10/02/2015 Y N N N MKD/NW-15-0346L 12/11/2015 Rev.1 5 5.2.2 1 233-8244 05.02.02-6 10/02/2015 N N N N MKD/NW-15-0346L 12/11/2015 Rev.1 5 5.2.2 1 R_233-8244(2) 233-8244 05.02.02-2 10/02/2015 Y N N N MKD/NW-16-0080L 01/28/2016 Rev.1 5 5.2.2 1 R_233-8244(5R) 233-8244R 05.02.02-5 10/02/2015 Y N N N MKD/NW-16-0697L 06/30/2016 Rev.1 5 5.2.2 1 487-8609 05.02.02-7 05/18/2016 N N N N MKD/NW-16-0606L 06/09/2016 Rev.1 5 5.2.3 1 R_335-8351(1) 335-8351 05.02.03-1 12/14/2015 Y N N N MKD/NW-16-0029L 01/13/2016 Rev.1 5 5.2.3 1 R_335-8351(2) 335-8351 05.02.03-2 12/14/2015 Y N N N MKD/NW-16-0029L 01/13/2016 Rev.1 5 5.2.3 1 R_335-8351(3) 335-8351 05.02.03-3 12/14/2015 Y N N N MKD/NW-16-0029L 01/13/2016 Rev.1 5 5.2.3 1 R_335-8351(4) 335-8351 05.02.03-4 12/14/2015 Y N N N MKD/NW-16-0029L 01/13/2016 Rev.1 5 5.2.3 1 335-8351 05.02.03-5 12/14/2015 N N N N MKD/NW-16-0029L 01/13/2016 Rev.1 5 5.2.3 1 R_335-8351(6) 335-8351 05.02.03-6 12/14/2015 Y N N N MKD/NW-16-0029L 01/13/2016 Rev.1 5 5.2.3 1 R_335-8351(7) 335-8351 05.02.03-7 12/14/2015 Y N N N MKD/NW-16-0029L 01/13/2016 Rev.1 5 5.2.3 1 R_335-8351(8) 335-8351 05.02.03-8 12/14/2015 Y N N N MKD/NW-16-0029L 01/13/2016 Rev.1 5 5.2.3 1 R_335-8351(9) 335-8351 05.02.03-9 12/14/2015 Y N N N MKD/NW-16-0029L 01/13/2016 Rev.1 5 5.2.3 1 R_335-8351(10) 335-8351 05.02.03-10 12/14/2015 Y N N N MKD/NW-16-0029L 01/13/2016 Rev.1 5 5.2.3 1 R_335-8351(11) 335-8351 05.02.03-11 12/14/2015 Y N N N MKD/NW-16-0029L 01/13/2016 Rev.1 5 5.2.3 1 R_335-8351(12) 335-8351 05.02.03-12 12/14/2015 Y N N N MKD/NW-16-0029L 01/13/2016 Rev.1 5 5.2.3 1 R_335-8351(13) 335-8351 05.02.03-13 12/14/2015 Y N N N MKD/NW-16-0029L 01/13/2016 Rev.1 5 5.2.3 1 R_335-8351(14) 335-8351 05.02.03-14 12/14/2015 Y N N N MKD/NW-16-0029L 01/13/2016 Rev.1 5 5.2.3 1 R_336-8367(15) 336-8367 05.02.03-15 12/15/2015 Y N N N MKD/NW-16-0057L 01/25/2016 Rev.1 5 5.2.3 1 R_336-8367(16) 336-8367 05.02.03-16 12/15/2015 Y N N N MKD/NW-16-0057L 01/25/2016 Rev.1 5 5.2.3 1 336-8367 05.02.03-17 12/15/2015 N N N N MKD/NW-16-0057L 01/25/2016 Rev.1 5 5.2.3 1 R_336-8367(18) 336-8367 05.02.03-18 12/15/2015 Y N N N MKD/NW-16-0057L 01/25/2016 Rev.1 5 5.2.3 1 R_336-8367(19) 336-8367 05.02.03-19 12/15/2015 Y N N N MKD/NW-16-0057L 01/25/2016 Rev.1 5 5.2.3 1 R_447-8548(20) 447-8548 05.02.03-20 03/21/2016 Y N N N MKD/NW-16-0386L 04/22/2016 Rev.1 5 5.2.3 1 R_447-8548(21) 447-8548 05.02.03-21 03/21/2016 Y N N N MKD/NW-16-0386L 04/22/2016 Rev.1 5 5.2.3 1 R_482-8593(22) 482-8593 05.02.03-22 05/16/2016 Y N N N MKD/NW-16-0648L 06/17/2016 Rev.1 5 5.2.4 2 A_5-5.1 5-5.1 MCB Issue #1 05/29/2015 Y N N N MKD/NW-15-0051L 07/17/2015 Rev.1 5 5.2.4 2 A_5-5.2 5-5.2 MCB Issue #2 05/29/2015 Y N N N MKD/NW-15-0051L 07/17/2015 Rev.1 5 5.2.4 2 A_5-5.3 5-5.3 MCB Issue #3 05/29/2015 Y N N N MKD/NW-15-0051L 07/17/2015 Rev.1 5 5.2.4 2 A_5-5.5 5-5.5 MCB Issue #5 05/29/2015 Y N N N MKD/NW-15-0051L 07/17/2015 Rev.1 5 5.2.4 2 5-5.6 MCB Issue #6 05/29/2015 N N N N MKD/NW-15-0051L 07/17/2015 Rev.1 5 5.2.4 2 A_5-5.7 5-5.7 MCB Issue #7 05/29/2015 Y N N N MKD/NW-15-0051L 07/17/2015 Rev.1 5 5.2.4 2 5-5.8 MCB Issue #8 05/29/2015 N N N N MKD/NW-15-0051L 07/17/2015 Rev.1 5 5.2.4 2 A_5-5.9 5-5.9 MCB Issue #9 05/29/2015 Y N N N MKD/NW-15-0051L 07/17/2015 Rev.1 5 5.2.4 2 A_5-5.10 5-5.10 MCB Issue #10 05/29/2015 Y N N N MKD/NW-15-0051L 07/17/2015 Rev.1 5 5.2.4 1 168-8140 05.02.04-1 08/25/2015 N N N N MKD/NW-15-0166L 09/24/2015 Rev.1 5 5.2.4 1 R_168-8140(2) 168-8140 05.02.04-2 08/25/2015 Y N N N MKD/NW-15-0166L 09/24/2015 Rev.1 5 5.2.5 1 R_80-8040(1) 80-8040 05.02.05-1 07/16/2015 Y N N N MKD/NW-15-0114L 08/31/2015 Rev.1 5 5.2.5 1 R_80-8040(2) 80-8040 05.02.05-2 07/16/2015 Y N N N MKD/NW-15-0114L 08/31/2015 Rev.1 5 5.2.5 1 R_369-8486(3) 369-8486 05.02.05-3 01/19/2016 Y N N N MKD/NW-16-0093L 01/29/2016 Rev.1 5 5.3.1 2 A_5-5.11 5-5.11 MCB Issue #1 05/29/2015 Y N N N MKD/NW-15-0051L 07/17/2015 Rev.1 5 5.3.1 2 A_5-5.12 5-5.12 MCB Issue #2 05/29/2015 Y N N N MKD/NW-15-0051L 07/17/2015 Rev.1 5 5.3.1 2 A_5-5.13 5-5.13 MCB Issue #3 05/29/2015 Y N N Y MKD/NW-15-0051L 07/17/2015 Rev.1 5 5.3.2 2 5-5.14 MCB Issue #1 05/29/2015 N N N N MKD/NW-15-0051L 07/17/2015 Rev.1 5 5.3.2 2 A_5-5.15 5-5.15 MCB Issue #2 05/29/2015 Y N N N MKD/NW-15-0051L 07/17/2015 Rev.1 5 5.3.2 1 169-8162 05.03.02-1 08/25/2015 N N N N MKD/NW-15-0170L 09/25/2015 Rev.1 5 5.4.1 1 R_307-7835(1) 307-7835 05.04-1 11/16/2015 Y N N N MKD/NW-16-0010L 01/07/2016 Rev.1 5 5.4.1 1 R_443-8555(2) 443-8555 05.04-2 03/15/2016 Y N N Y MKD/NW-16-0444L 04/29/2016 Rev.1 5 5.4.1.1 1 R_503-8641(7) 503-8641 05.04.01.01-7 07/06/2016 Y N N N MKD/NW-16-0975L 09/12/2016 Rev.1 5 5.4.1.1 1 503-8641 05.04.01.01-8 07/06/2016 N N N N MKD/NW-16-0975L 09/12/2016 Rev.1 5 5.4.1.1 1 R_503-8641(9) 503-8641 05.04.01.01-9 07/06/2016 N N N Y MKD/NW-16-0975L 09/12/2016 Rev.1 5 5.4.1.1 1 R_503-8641(10) 503-8641 05.04.01.01-10 07/06/2016 N N N Y MKD/NW-16-0975L 09/12/2016 Rev.1 5 5.4.1.1 1 R_503-8641(11) 503-8641 05.04.01.01-11 07/06/2016 Y N N N MKD/NW-16-0975L 09/12/2016 Rev.1 5 5.4.1.1 1 R_503-8641(12) 503-8641 05.04.01.01-12 07/06/2016 Y N N N MKD/NW-16-0975L 09/12/2016 Rev.1 5 5.4.1.1 1 341-8410 05.04.01.01-1 12/18/2015 N N N N MKD/NW-16-0446L 04/29/2016 Rev.1 5 5.4.1.1 1 R_341-8410(2) 341-8410 05.04.01.01-2 12/18/2015 Y N N N MKD/NW-16-0446L 04/29/2016 Rev.1 5 5.4.1.1 1 R_341-8410(3) 341-8410 05.04.01.01-3 12/18/2015 Y N N Y MKD/NW-16-0446L 04/29/2016 Rev.1 5 5.4.1.1 1 341-8410 05.04.01.01-4 12/18/2015 N N N N MKD/NW-16-0446L 04/29/2016 Rev.1 5 5.4.1.1 1 R_341-8410(5) 341-8410 05.04.01.01-5 12/18/2015 Y N N N MKD/NW-16-0446L 04/29/2016 Rev.1 5 5.4.1.1 1 R_341-8410(6) 341-8410 05.04.01.01-6 12/18/2015 Y N N N MKD/NW-16-0446L 04/29/2016 Rev.1 5 5.4.12 1 R_175-8034(1) 175-8034 05.04.12-1 08/28/2015 Y N N N MKD/NW-16-0064L 01/26/2016 Rev.1 5 5.4.12 1 175-8034 05.04.12-2 08/28/2015 N N N N MKD/NW-16-0064L 01/26/2016 Rev.1

1) Change type : 1 (NRC RAI), 2 (NRC Non-RAI), 3 (Self-identified)

KEPCO/KHNP 28 of 70

APR1400 DCD RAI Tracking Report (Rev. 2) APR1400-K-X-TM-18001 Impact Impact DCD Change RAI/AI Issue Impact Impact on on Ch. Change ID No. Question Number Other Drivers Letter Number Response Date DCD Rev.No.

Section Type1) Number Date on DCD on PRA Tech. TR,TeR Spec. , ER 5 5.4.12 1 R_175-8034(3) 175-8034 05.04.12-3 08/28/2015 Y N N N MKD/NW-16-0064L 01/26/2016 Rev.1 5 5.4.12 1 R_175-8034(4) 175-8034 05.04.12-4 08/28/2015 Y N N N MKD/NW-16-0064L 01/26/2016 Rev.1 5 5.4.12 1 R_175-8034(7) 175-8034 05.04.12-7 08/28/2015 Y N N N MKD/NW-16-0154L 02/24/2016 Rev.1 5 5.4.12 1 R_175-8034(8) 175-8034 05.04.12-8 08/28/2015 Y N N N MKD/NW-16-0064L 01/26/2016 Rev.1 5 5.4.12 1 R_175-8034(10) 175-8034 05.04.12-10 08/28/2015 Y N N N MKD/NW-16-0064L 01/26/2016 Rev.1 5 5.4.12 1 R_175-8034(9) 175-8034 05.04.12-9 08/20/2015 Y N N N MKD/NW-16-0284L 05/04/2016 Rev.1 5 5.4.12 1 R_175-8034(5) 175-8034 05.04.12-5 08/28/2015 Y N N N MKD/NW-16-0332L 04/12/2016 Rev.1 5 5.4.12 1 R_175-8034(1R) 175-8034R 05.04.12-1 08/20/2015 Y N N N MKD/NW-16-0372L 04/16/2016 Rev.1 5 5.4.12 1 R_175-8034(6) 175-8034 05.04.12-6 08/20/2015 Y N N N MKD/NW-16-0422L 04/26/2016 Rev.1 5 5.4.12 1 R_175-8034(4R) 175-8034R 05.04.12-4 08/20/2015 Y N N N MKD/NW-16-0435L 04/28/2016 Rev.1 5 5.4.12 1 R_175-8034(8R) 175-8034R 05.04.12-8 08/20/2015 N N N N MKD/NW-16-0435L 04/28/2016 Rev.1 5 5.4.12 1 R_175-8034(3) 175-8034 05.04.12-3 08/28/2015 Y N N N MKD/NW-16-0439L 04/29/2016 Rev.1 5 5.4.12 1 R_175-8034(3R) 175-8034R 05.04.12-3 08/28/2015 Y N N N MKD/NW-16-0494L 05/13/2016 Rev.1 5 5.4.2.1 2 A_5-6.1 5-6.1 MEB Issue #1 05/29/2015 Y N N N MKD/NW-15-0061L 08/04/2015 Rev.1 5 5.4.2.1 2 A_5-6.2 5-6.2 MEB Issue #2 05/29/2015 Y N N N MKD/NW-15-0061L 08/04/2015 Rev.1 5 5.4.2.1 2 A_5-6.3 5-6.3 MEB Issue #3 05/29/2015 Y N N N MKD/NW-15-0061L 08/04/2015 Rev.1 5 5.4.2.1 2 A_5-6.4 5-6.4 MEB Issue #4 05/29/2015 Y N N N MKD/NW-15-0061L 08/04/2015 Rev.1 5 5.4.2.1 2 A_5-6.5 5-6.5 MEB Issue #5 05/29/2015 Y N N N MKD/NW-15-0061L 08/04/2015 Rev.1 5 5.4.2.1 2 A_5-6.6 5-6.6 MEB Issue #6 05/29/2015 Y N N N MKD/NW-15-0061L 08/04/2015 Rev.1 5 5.4.2.1 2 A_5-6.7 5-6.7 MEB Issue #7 05/29/2015 Y N N N MKD/NW-15-0061L 08/04/2015 Rev.1 5 5.4.2.1 2 A_5-6.8 5-6.8 MEB Issue #8 05/29/2015 Y N N N MKD/NW-15-0061L 08/04/2015 Rev.1 5 5.4.2.1 2 A_5-6.9 5-6.9 MEB Issue #9 05/29/2015 Y N N N MKD/NW-15-0061L 08/04/2015 Rev.1 5 5.4.2.1 2 A_5-6.10 5-6.10 MEB Issue #10 05/29/2015 Y N N N MKD/NW-15-0061L 08/04/2015 Rev.1 5 5.4.2.1 2 A_5-6.11 5-6.11 MEB Issue #11 05/29/2015 Y N N N MKD/NW-15-0061L 08/04/2015 Rev.1 5 5.4.2.1 2 A_5-6.12 5-6.12 MEB Issue #12 05/29/2015 Y N N N MKD/NW-15-0061L 08/04/2015 Rev.1 5 5.4.2.1 2 A_5-6.13 5-6.13 MEB Issue #13 05/29/2015 Y N N N MKD/NW-15-0061L 08/04/2015 Rev.1 5 5.4.2.1 2 A_5-6.14 5-6.14 MEB Issue #14 05/29/2015 Y N N N MKD/NW-15-0061L 08/04/2015 Rev.1 5 5.4.2.1 2 A_5-6.15 5-6.15 MEB Issue #15 05/29/2015 Y N N N MKD/NW-15-0061L 08/04/2015 Rev.1 5 5.4.2.1 2 A_5-6.16 5-6.16 MEB Issue #16 05/29/2015 Y N N N MKD/NW-15-0061L 08/04/2015 Rev.1 5 5.4.2.1 2 5-6.17 MEB Issue #17 05/29/2015 N N N N MKD/NW-15-0061L 08/04/2015 Rev.1 5 5.4.2.1 2 5-6.18 MEB Issue #18 05/29/2015 N N N N MKD/NW-15-0061L 08/04/2015 Rev.1 5 5.4.2.1 1 292-8306 05.04.02.01-1 11/04/2015 N N N N MKD/NW-15-0325L 12/10/2015 Rev.1 5 5.4.2.1 1 R_292-8306(2) 292-8306 05.04.02.01-2 11/04/2015 Y N N N MKD/NW-15-0325L 12/10/2015 Rev.1 5 5.4.2.1 1 292-8306 05.04.02.01-3 11/04/2015 N N N N MKD/NW-15-0325L 12/10/2015 Rev.1 5 5.4.2.2 2 A_5-6.19 5-6.19 MEB Issue #1 05/29/2015 Y N N N MKD/NW-15-0061L 08/04/2015 Rev.1 5 5.4.2.2 2 A_5-6.20 5-6.20 MEB Issue #2 05/29/2015 Y N N N MKD/NW-15-0061L 08/04/2015 Rev.1 5 5.4.2.2 2 A_5-6.21 5-6.21 MEB Issue #3 05/29/2015 Y N N N MKD/NW-15-0061L 08/04/2015 Rev.1 5 5.4.2.2 2 A_5-6.22 5-6.22 MEB Issue #4 05/29/2015 Y N N N MKD/NW-15-0061L 08/04/2015 Rev.1 5 5.4.2.2 2 A_5-6.23 5-6.23 MEB Issue #5 05/29/2015 Y N N N MKD/NW-15-0061L 08/04/2015 Rev.1 5 5.4.2.2 2 A_5-6.24 5-6.24 MEB Issue #6 05/29/2015 Y N N N MKD/NW-15-0061L 08/04/2015 Rev.1 5 5.4.2.2 2 A_5-6.25 5-6.25 MEB Issue #7 05/29/2015 Y N N N MKD/NW-15-0061L 08/04/2015 Rev.1 5 5.4.2.2 2 A_5-6.26 5-6.26 MEB Issue #8 05/29/2015 Y N N N MKD/NW-15-0061L 08/04/2015 Rev.1 5 5.4.2.2 2 A_5-6.27 5-6.27 MEB Issue #9 05/29/2015 Y N Y N MKD/NW-15-0061L 08/04/2015 Rev.1 5 5.4.2.2 2 5-6.28 MEB Issue #10 05/29/2015 N N N N MKD/NW-15-0061L 08/04/2015 Rev.1 5 5.4.2.2 2 A_5-6.29 5-6.29 MEB Issue #10 05/29/2015 Y N N N MKD/NW-15-0061L 08/04/2015 Rev.1 5 5.4.2.2 1 R_299-8310(1) 299-8310 05.04.02.02-1 11/09/2015 Y N N N MKD/NW-15-0360L 12/16/2015 Rev.1 5 5.4.2.2 1 R_299-8310(2) 299-8310 05.04.02.02-2 11/09/2015 Y N N N MKD/NW-15-0360L 12/16/2015 Rev.1 5 5.4.2.2 1 R_299-8310(5) 299-8310 05.04.02.02-5 11/09/2015 Y N N N MKD/NW-15-0360L 12/16/2015 Rev.1 5 5.4.2.2 1 R_299-8310(3) 299-8310 05.04.02.02-3 11/09/2015 Y N Y N MKD/NW-16-0177L 03/02/2016 Rev.1 5 5.4.2.2 1 R_299-8310(4) 299-8310 05.04.02.02-4 11/09/2015 Y N N N MKD/NW-16-0177L 03/02/2016 Rev.1 5 5.4.2.2 1 R_299-8310(5R) 299-8310R 05.04.02.02-5 11/09/2015 Y N N N MKD/NW-16-0461L 05/03/2016 Rev.1 5 5.4.2.2 1 R_494-8620(6) 494-8620 05.04.02.02-6 06/08/2016 Y N Y N MKD/NW-16-0809L 07/26/2016 Rev.1 5 5.4.2.2 1 R_494-8620(5) 494-8620 05.04.02.02-5 06/08/2016 Y N Y N MKD/NW-16-0727L 07/05/2016 Rev.1 5 5.4.7 1 R_221-8248(1) 221-8248 05.04.07-1 09/23/2015 Y N N N MKD/NW-16-0108L 02/03/2016 Rev.1 5 5.4.7 1 R_384-8100(3) 384-8100 05.04.07-3 02/01/2016 Y N N N MKD/NW-16-0236L 03/17/2016 Rev.1 5 5.4.7 1 R_221-8248(2) 221-8248 05.04.07-2 09/23/2015 Y N N N MKD/NW-16-0283L 04/02/2016 Rev.1 5 5.4.7 1 R_492-8614(4) 492-8614 05.04.07-4 05/26/2016 Y N N N MKD/NW-16-0745L 07/08/2016 Rev.1 5 PTLR 2 A_5-5.16 5-5.16 MCB Issue #1 05/29/2015 Y N N Y MKD/NW-15-0051L 07/17/2015 Rev.1 5 PTLR 2 A_5-5.17 5-5.17 MCB Issue #2 05/29/2015 N N N Y MKD/NW-15-0051L 07/17/2015 Rev.1 6 6.3 1 R_158-7997(1) 158-7997 06.03-1 08/20/2015 Y N N N MKD/NW-15-0150L 09/17/2015 Rev.1 6 6.3 1 158-7997 06.03-2 08/20/2015 N N N N MKD/NW-15-0150L 09/17/2015 Rev.1 6 6.3 1 R_158-7997(3) 158-7997 06.03-3 08/20/2015 Y N N N MKD/NW-15-0150L 09/17/2015 Rev.1 6 6.3 1 R_158-7997(4) 158-7997 06.03-4 08/20/2015 Y N N N MKD/NW-15-0150L 09/17/2015 Rev.1

1) Change type : 1 (NRC RAI), 2 (NRC Non-RAI), 3 (Self-identified)

KEPCO/KHNP 29 of 70

APR1400 DCD RAI Tracking Report (Rev. 2) APR1400-K-X-TM-18001 Impact Impact DCD Change RAI/AI Issue Impact Impact on on Ch. Change ID No. Question Number Other Drivers Letter Number Response Date DCD Rev.No.

Section Type1) Number Date on DCD on PRA Tech. TR,TeR Spec. , ER 6 6.3 1 158-7997 06.03-5 08/20/2015 N N N N MKD/NW-15-0150L 09/17/2015 Rev.1 6 6.3 1 158-7997 06.03-6 08/20/2015 N N N N MKD/NW-15-0150L 09/17/2015 Rev.1 6 6.3 1 R_158-7997(8) 158-7997 06.03-8 08/20/2015 Y N Y N MKD/NW-15-0150L 09/17/2015 Rev.1 6 6.3 1 R_158-7997(9) 158-7997 06.03-9 08/20/2015 Y N N N MKD/NW-15-0150L 09/17/2015 Rev.1 6 6.3 1 158-7997 06.03-7 08/20/2015 N N N N MKD/NW-16-0014L 01/07/2016 Rev.1 6 6.3 1 R_158-7997(9R) 158-7997R 06.03-9 08/20/2015 Y N N N MKD/NW-16-0704L 08/04/2016 Rev.1 6 6.3 2 6.3CC(June, 2016) 6.3 NPSH Audit Notes and Questions MKD/NW-16-0848L 08/02/2016 Rev.1 6 6.3 1 R_496-8630(13) 496-8630 06.03-13 06/17/2016 Y N N N MKD/NW-16-0817L 07/29/2016 Rev.1 6 6.3 1 R_496-8630(10) 496-8630 06.03-10 06/17/2016 Y N N N MKD/NW-16-0791L 07/20/2016 Rev.1 6 6.3 1 R_496-8630(11) 496-8630 06.03-11 06/17/2016 Y N N N MKD/NW-16-0791L 07/20/2016 Rev.1 6 6.3 1 R_496-8630(12) 496-8630 06.03-12 06/17/2016 Y N N N MKD/NW-16-0791L 07/20/2016 Rev.1 6 6.4 1 59-7970 06.04-1 07/06/2015 N N N N MKD/NW-15-0115L 08/31/2015 Rev.1 6 6.4 1 R_304-8361(2) 304-8361 06.04-2 11/12/2015 Y N N N MKD/NW-15-0351L 12/10/2015 Rev.1 6 6.6 2 A_6-13.3 6-13.3 MCB Issue #1 05/29/2015 Y N N N MKD/NW-15-0051L 07/17/2015 Rev.1 6 6.6 2 A_6-13.4 6-13.4 MCB Issue #2 05/29/2015 Y N N N MKD/NW-15-0051L 07/17/2015 Rev.1 6 6.6 2 A_6-13.5 6-13.5 MCB Issue #3 05/29/2015 Y N N N MKD/NW-15-0051L 07/17/2015 Rev.1 6 6.8 2 A_6-19.3 6-19.3 MCB Issue #3 08/19/2015 Y N N N MKD/NW-15-0278L 11/24/2015 Rev.1 6 6.8 2 A_6-19.4 6-19.4 MCB Issue #4 08/19/2015 Y N N N MKD/NW-15-0278L 11/24/2015 Rev.1 6 6.8 2 A_6-19.5 6-19.5 MCB Issue #5 08/19/2015 Y N N N MKD/NW-15-0278L 11/24/2015 Rev.1 6 6.8 2 A_6-19.6 6-19.6 MCB Issue #6 08/19/2015 N N N Y MKD/NW-15-0278L 11/24/2015 Rev.1 6 6.8 2 A_6-19.7 6-19.7 MCB Issue #7 08/19/2015 N N N Y MKD/NW-15-0278L 11/24/2015 Rev.1 6 6.8 2 A_6-19.8 6-19.8 MCB Issue #8 08/19/2015 N N N Y MKD/NW-15-0278L 11/24/2015 Rev.1 6 6.8 2 A_6-19.9 6-19.9 MCB Issue #9 08/19/2015 N N N Y MKD/NW-15-0278L 11/24/2015 Rev.1 6 6.8 2 A_6-19.10 6-19.10 MCB Issue #10 08/19/2015 N N N Y MKD/NW-15-0278L 11/24/2015 Rev.1 6 6.8 2 A_6-19.11 6-19.11 MCB Issue #11 08/19/2015 N N N Y MKD/NW-15-0278L 11/24/2015 Rev.1 6 6.1.1 2 A_6-14.1 6-14.1 MCB Issue #1 07/08/2015 Y N N N MKD/NW-15-0264L 11/16/2015 Rev.1 6 6.1.1 2 A_6-14.2 6-14.2 MCB Issue #2 07/08/2015 Y N N N MKD/NW-15-0264L 11/16/2015 Rev.1 6 6.1.1 2 A_6-14.3 6-14.3 MCB Issue #3 07/08/2015 Y N N N MKD/NW-15-0264L 11/16/2015 Rev.1 6 6.1.1 2 A_6-14.4 6-14.4 MCB Issue #4 07/08/2015 Y N N N MKD/NW-15-0264L 11/16/2015 Rev.1 6 6.1.1 2 A_6-14.5 6-14.5 MCB Issue #5 07/08/2015 Y N N N MKD/NW-15-0264L 11/16/2015 Rev.1 6 6.1.1 2 A_6-14.6 6-14.6 MCB Issue #6 07/08/2015 Y N N N MKD/NW-15-0264L 11/16/2015 Rev.1 6 6.1.1 2 A_6-14.7 6-14.7 MCB Issue #7 07/08/2015 Y N N N MKD/NW-15-0264L 11/16/2015 Rev.1 6 6.1.1 2 A_6-14.8 6-14.8 MCB Issue #8 07/08/2015 Y N N N MKD/NW-15-0264L 11/16/2015 Rev.1 6 6.1.1 2 6-14.9 MCB Issue #9 07/08/2015 N N N N MKD/NW-15-0264L 11/16/2015 Rev.1 6 6.1.1 2 A_6-14.10 6-14.10 MCB Issue #10 07/08/2015 Y N N N MKD/NW-15-0264L 11/16/2015 Rev.1 6 6.1.1 2 A_6-14.11 6-14.11 MCB Issue #11 07/08/2015 Y N N N MKD/NW-15-0264L 11/16/2015 Rev.1 6 6.1.1 2 A_6-14.12 6-14.12 MCB Issue #12 07/08/2015 Y N N N MKD/NW-15-0264L 11/16/2015 Rev.1 6 6.1.1 2 6-14.13 MCB Issue #13 07/08/2015 N N N N MKD/NW-15-0264L 11/16/2015 Rev.1 6 6.1.1 2 A_6-14.14 6-14.14 MCB Issue #14 07/08/2015 Y N N N MKD/NW-15-0264L 11/16/2015 Rev.1 6 6.1.1 2 A_6-14.15 6-14.15 MCB Issue #15 07/08/2015 Y N N N MKD/NW-15-0264L 11/16/2015 Rev.1 6 6.1.1 2 A_6-14.16 6-14.16 MCB Issue #16 07/08/2015 Y N N N MKD/NW-15-0264L 11/16/2015 Rev.1 6 6.1.1 2 6-14.17 MCB Issue #17 07/08/2015 N N N N MKD/NW-15-0264L 11/16/2015 Rev.1 6 6.1.1 2 A_6-14.18 6-14.18 MCB Issue #18 07/08/2015 Y N N N MKD/NW-15-0264L 11/16/2015 Rev.1 6 6.1.1 2 A_6-14.19 6-14.19 MCB Issue #19 07/08/2015 Y N N N MKD/NW-15-0264L 11/16/2015 Rev.1 6 6.1.1 1 R_403-8454(5) 403-8454 06.01.01-5 02/10/2016 Y N N N MKD/NW-16-0343L 04/16/2016 Rev.1 6 6.1.1 1 R_403-8454(1) 403-8454 06.01.01-1 02/10/2016 Y N N N MKD/NW-16-0360L 04/27/2016 Rev.1 6 6.1.1 1 403-8454 06.01.01-2 02/10/2016 N N N N MKD/NW-16-0479L 05/14/2016 Rev.1 6 6.1.1 1 403-8454 06.01.01-3 02/10/2016 N N N N MKD/NW-16-0479L 05/14/2016 Rev.1 6 6.1.1 1 R_403-8454(4) 403-8454 06.01.01-4 02/10/2016 Y N N N MKD/NW-16-0479L 05/14/2016 Rev.1 6 6.1.1 1 R_403-8454(5R) 403-8454R 06.01.01-5 02/10/2016 Y N N N MKD/NW-16-1107L 11/11/2016 Rev.1 6 6.1.2 1 R_305-8375(1) 305-8375 06.01.02-1 11/12/2015 Y N N N MKD/NW-15-0294L 12/03/2015 Rev.1 6 6.1.2 1 R_305-8375(2) 305-8375 06.01.02-2 11/12/2015 Y N N N MKD/NW-15-0294L 12/03/2015 Rev.1 6 6.1.2 1 R_305-8375(3) 305-8375 06.01.02-3 11/12/2015 Y N N N MKD/NW-15-0294L 12/03/2015 Rev.1 6 6.1.2 1 R_305-8375(4) 305-8375 06.01.02-4 11/12/2015 Y N N N MKD/NW-15-0294L 12/03/2015 Rev.1 6 6.1.2 1 R_305-8375(5) 305-8375 06.01.02-5 11/12/2015 Y N N N MKD/NW-15-0294L 12/03/2015 Rev.1 6 6.1.2 1 R_305-8375(6) 305-8375 06.01.02-6 11/12/2015 Y N N N MKD/NW-15-0294L 12/03/2015 Rev.1 6 6.1.2 1 R_305-8375(7) 305-8375 06.01.02-7 11/12/2015 Y N N N MKD/NW-15-0294L 12/03/2015 Rev.1 6 6.2.1.1 1 R_286-8340(1) 286-8340 06.02.01.01.A-1 11/02/2015 Y N N N MKD/NW-15-0277L 11/24/2015 Rev.1 6 6.2.1.1 1 R_296-8342(2) 296-8342 06.02.01.01.A-2 11/05/2015 Y N N N MKD/NW-15-0298L 12/03/2015 Rev.1 6 6.2.1.1 1 296-8342 06.02.01.01.A-3 11/05/2015 N N N N MKD/NW-15-0298L 12/03/2015 Rev.1 6 6.2.1.1 1 327-8354 06.02.01.01.A-4 12/03/2015 N N N N MKD/NW-15-0406L 12/30/2015 Rev.1 6 6.2.1.1 1 327-8354 06.02.01.01.A-7 12/03/2015 N N N N MKD/NW-15-0406L 12/30/2015 Rev.1 6 6.2.1.1 1 327-8354 06.02.01.01.A-8 12/03/2015 N N N N MKD/NW-15-0406L 12/30/2015 Rev.1

1) Change type : 1 (NRC RAI), 2 (NRC Non-RAI), 3 (Self-identified)

KEPCO/KHNP 30 of 70

APR1400 DCD RAI Tracking Report (Rev. 2) APR1400-K-X-TM-18001 Impact Impact DCD Change RAI/AI Issue Impact Impact on on Ch. Change ID No. Question Number Other Drivers Letter Number Response Date DCD Rev.No.

Section Type1) Number Date on DCD on PRA Tech. TR,TeR Spec. , ER 6 6.2.1.1 1 327-8354 06.02.01.01.A-5 12/03/2015 N N N N MKD/NW-16-0107L 02/03/2016 Rev.1 6 6.2.1.1 1 327-8354 06.02.01.01.A-6 12/03/2015 N N N N MKD/NW-16-0107L 02/03/2016 Rev.1 6 6.2.1.1 1 378-8442 06.02.01.01.A-9 01/28/2016 N N N N MKD/NW-16-0189L 03/04/2016 Rev.1 6 6.2.1.1 1 R_378-8442(10) 378-8442 06.02.01.01.A-10 01/28/2016 Y N N N MKD/NW-16-0189L 03/04/2016 Rev.1 6 6.2.1.1 1 296-8342R 06.02.01.01.A-3 11/05/2015 N N N N MKD/NW-16-0804L 07/28/2016 Rev.1 6 6.2.1.1 1 327-8354S 06.02.01.01.A-6 12/03/2015 N N N N MKD/NW-16-1096L 11/09/2016 Rev.1 6 6.2.1.1.A 1 327-8354R 06.02.01.01.A-4 12/03/2015 N N N N MKD/NW-16-1057L 10/28/2016 Rev.1 6 6.2.1.2 1 R_52-7832(1) 52-7832 06.02.01.02-1 06/23/2015 Y N N N MKD/NW-15-0071L 08/05/2015 Rev.1 6 6.2.1.2 1 R_52-7832(2) 52-7832 06.02.01.02-2 06/23/2015 Y N N N MKD/NW-15-0071L 08/05/2015 Rev.1 6 6.2.1.2 1 52-7832 06.02.01.02-3 06/23/2015 N N N N MKD/NW-15-0071L 08/05/2015 Rev.1 6 6.2.1.2 1 R_52-7832(4) 52-7832 06.02.01.02-4 06/23/2015 Y N N N MKD/NW-15-0071L 08/05/2015 Rev.1 6 6.2.1.2 1 R_52-7832(5) 52-7832 06.02.01.02-5 06/23/2015 Y N N N MKD/NW-15-0071L 08/05/2015 Rev.1 6 6.2.1.3 1 290-8336 06.02.01.03-1 11/03/2015 N N N N MKD/NW-15-0386L 12/22/2015 Rev.1 6 6.2.1.3 1 R_322-8393(2) 322-8393 06.02.01.03-2 11/30/2015 Y N N Y MKD/NW-16-0086L 02/17/2016 Rev.1 6 6.2.1.3 1 322-8393 06.02.01.03-3 11/30/2015 N N N N MKD/NW-16-0086L 02/17/2016 Rev.1 6 6.2.1.3 1 331-8419 06.02.01.03-4 12/11/2015 N N N N MKD/NW-16-0011L 01/07/2016 Rev.1 6 6.2.1.3 1 R_394-8460(6) 394-8460 06.02.01.03-6 02/03/2016 Y N N Y MKD/NW-16-0520L 05/19/2016 Rev.1 6 6.2.1.3 1 R_394-8460(7) 394-8460 06.02.01.03-7 02/03/2016 Y N N N MKD/NW-16-0520L 05/19/2016 Rev.1 6 6.2.1.3 1 R_394-8460(8) 394-8460 06.02.01.03-8 02/03/2016 N N N Y MKD/NW-16-0583L 06/01/2016 Rev.1 6 6.2.1.3 1 R_394-8460(9) 394-8460 06.02.01.03-9 02/03/2016 Y N N Y MKD/NW-16-0583L 06/01/2016 Rev.1 6 6.2.1.3 1 R_394-8460(5) 394-8460 06.02.01.03-5 02/03/2016 Y N N Y MKD/NW-16-0595L 06/08/2016 Rev.1 6 6.2.1.3 1 R_394-8460(10) 394-8460 06.02.01.03-10 02/03/2016 Y N N Y MKD/NW-16-0595L 06/08/2016 Rev.1 6 6.2.1.3 1 R_394-8460(11) 394-8460 06.02.01.03-11 02/03/2016 Y N N Y MKD/NW-16-0595L 06/08/2016 Rev.1 6 6.2.1.3 1 R_290-8336(1S) 290-8336S 06.02.01.03-1 11/03/2015 Y N N Y MKD/NW-16-1081L 11/04/2016 Rev.1 6 6.2.1.3 1 R_322-8393(3S) 322-8393S 06.02.01.03-3 11/30/2015 Y N N Y MKD/NW-16-1097L 11/14/2016 Rev.1 6 6.2.1.3 1 394-8460 06.02.01.03-10 02/03/2016 N N N N MKD/NW-16-1112L 11/18/2016 Rev.1 6 6.2.1.4 1 R_324-8362(3) 324-8362 06.02.01.04-3 12/02/2015 N N N Y MKD/NW-15-0405L 12/30/2015 Rev.1 6 6.2.1.4 1 R_324-8362(1) 324-8362 06.02.01.04-1 12/02/2015 Y N N N MKD/NW-16-0056L 01/17/2016 Rev.1 6 6.2.1.4 1 324-8362 06.02.01.04-2 12/02/2015 N N N N MKD/NW-16-0056L 01/17/2016 Rev.1 6 6.2.1.4 1 385-8465 06.02.01.04-4 02/01/2016 N N N N MKD/NW-16-0398L 04/25/2016 Rev.1 6 6.2.1.4 1 385-8465 06.02.01.04-5 02/01/2016 N N N N MKD/NW-16-0398L 04/25/2016 Rev.1 6 6.2.1.4 1 R_385-8465(6) 385-8465 06.02.01.04-6 02/01/2016 Y N N N MKD/NW-16-0398L 04/25/2016 Rev.1 6 6.2.1.4 1 R_385-8465(8) 385-8465 06.02.01.04-8 02/01/2016 Y N N N MKD/NW-16-0450L 05/05/2016 Rev.1 6 6.2.1.4 1 R_385-8465(7) 385-8465 06.02.01.04-7 02/01/2016 N N N Y MKD/NW-16-0598L 06/08/2016 Rev.1 6 6.2.1.4 1 R_324-8362(1S) 324-8362S 06.02.01.04-1 12/02/2015 Y N N Y MKD/NW-16-1073L 11/03/2016 Rev.1 6 6.2.1.4 1 R_385-8465(7S) 385-8465S 06.02.01.04-7 02/01/2016 N N N Y MKD/NW-16-1074L 11/03/2016 Rev.1 6 6.2.1.5 1 R_49-7825(1) 49-7825 06.02.01.05-1 06/23/2015 Y N N N MKD/NW-15-0163L 09/24/2015 Rev.1 6 6.2.1.5 1 R_49-7825(2) 49-7825 06.02.01.05-2 06/23/2015 Y N N N MKD/NW-15-0163L 09/24/2015 Rev.1 6 6.2.1.5 1 R_49-7825(3) 49-7825 06.02.01.05-3 06/23/2015 Y N N N MKD/NW-15-0163L 09/24/2015 Rev.1 6 6.2.1.5 1 49-7825 06.02.01.05-4 06/23/2015 N N N N MKD/NW-15-0163L 09/24/2015 Rev.1 6 6.2.1.5 1 R_49-7825(1R) 49-7825R 06.02.01.05-1 06/23/2015 Y N N N MKD/NW-16-1045L 10/27/2016 Rev.1 6 6.2.2 1 12-7902 06.02.02-1 05/22/2015 N N N N MKD/NW-15-0028L 06/22/2015 Rev.1 6 6.2.2 1 R_25-7844(10) 25-7844 06.02.02-10 06/11/2015 N N N Y MKD/NW-15-0044L 07/23/2015 Rev.1 6 6.2.2 1 R_63-7983(12) 63-7983 06.02.02-12 07/07/2015 N N N Y MKD/NW-15-0077L 08/10/2015 Rev.1 6 6.2.2 1 R_63-7983(13) 63-7983 06.02.02-13 07/07/2015 N N N Y MKD/NW-15-0077L 08/10/2015 Rev.1 6 6.2.2 1 R_63-7983(15) 63-7983 06.02.02-15 07/07/2015 N N N Y MKD/NW-15-0077L 08/10/2015 Rev.1 6 6.2.2 1 R_63-7983(17) 63-7983 06.02.02-17 07/07/2015 N N N Y MKD/NW-15-0077L 08/10/2015 Rev.1 6 6.2.2 1 R_63-7983(18) 63-7983 06.02.02-18 07/07/2015 N N N Y MKD/NW-15-0077L 08/10/2015 Rev.1 6 6.2.2 1 R_63-7983(19) 63-7983 06.02.02-19 07/07/2015 N N N Y MKD/NW-15-0077L 08/10/2015 Rev.1 6 6.2.2 1 12-7902 06.02.02-2 05/22/2015 N N N N MKD/NW-15-0028L 06/22/2015 Rev.1 6 6.2.2 1 R_63-7983(23) 63-7983 06.02.02-23 07/07/2015 N N N Y MKD/NW-15-0077L 08/10/2015 Rev.1 6 6.2.2 1 R_63-7983(25) 63-7983 06.02.02-25 07/07/2015 N N N Y MKD/NW-15-0077L 08/10/2015 Rev.1 6 6.2.2 1 R_63-7983(27) 63-7983 06.02.02-27 07/07/2015 N N N Y MKD/NW-15-0077L 08/10/2015 Rev.1 6 6.2.2 1 R_25-7844(3) 25-7844 06.02.02-3 06/11/2015 Y N N N MKD/NW-15-0044L 07/23/2015 Rev.1 6 6.2.2 1 R_63-7983(30) 63-7983 06.02.02-30 07/07/2015 Y N N N MKD/NW-15-0077L 08/10/2015 Rev.1 6 6.2.2 1 R_25-7844(4) 25-7844 06.02.02-4 06/11/2015 Y N N N MKD/NW-15-0044L 07/23/2015 Rev.1 6 6.2.2 1 R_25-7844(5) 25-7844 06.02.02-5 06/11/2015 Y N N N MKD/NW-15-0044L 07/23/2015 Rev.1 6 6.2.2 1 R_25-7844(7) 25-7844 06.02.02-7 06/11/2015 Y N N N MKD/NW-15-0044L 07/23/2015 Rev.1 6 6.2.2 1 25-7844 06.02.02-8 06/11/2015 N N N N MKD/NW-15-0044L 07/23/2015 Rev.1 6 6.2.2 1 R_25-7844(9) 25-7844 06.02.02-9 06/11/2015 Y N N N MKD/NW-15-0044L 07/23/2015 Rev.1 6 6.2.2 1 56-7996 06.02.02-11 07/01/2015 N N N N MKD/NW-15-0130L 09/08/2015 Rev.1 6 6.2.2 1 R_19-7902(2S) 12-7902S 06.02.02-2 05/22/2015 Y N N N MKD/NW-15-0135L 09/09/2015 Rev.1 6 6.2.2 1 R_63-7983(20) 63-7983 06.02.02-20 07/07/2015 N N N Y MKD/NW-15-0188L 11/04/2015 Rev.1

1) Change type : 1 (NRC RAI), 2 (NRC Non-RAI), 3 (Self-identified)

KEPCO/KHNP 31 of 70

APR1400 DCD RAI Tracking Report (Rev. 2) APR1400-K-X-TM-18001 Impact Impact DCD Change RAI/AI Issue Impact Impact on on Ch. Change ID No. Question Number Other Drivers Letter Number Response Date DCD Rev.No.

Section Type1) Number Date on DCD on PRA Tech. TR,TeR Spec. , ER 6 6.2.2 1 R_63-7983(24) 63-7983 06.02.02-24 07/07/2015 N N N Y MKD/NW-15-0188L 11/04/2015 Rev.1 6 6.2.2 1 63-7983 06.02.02-28 07/07/2015 N N N N MKD/NW-15-0188L 11/04/2015 Rev.1 6 6.2.2 1 R_63-7983(29) 63-7983 06.02.02-29 07/07/2015 N N N Y MKD/NW-15-0188L 11/04/2015 Rev.1 6 6.2.2 1 R_25-7844(8S) 25-7844S 06.02.02-8 06/11/2015 Y N N N MKD/NW-15-0135L 09/09/2015 Rev.1 6 6.2.2 1 R_63-7983(14) 63-7983 06.02.02-14 07/07/2015 Y N N N MKD/NW-16-0008L 01/07/2016 Rev.1 6 6.2.2 1 R_63-7983(21) 63-7983 06.02.02-21 07/07/2015 N N N Y MKD/NW-16-0008L 01/07/2016 Rev.1 6 6.2.2 1 R_63-7983(26) 63-7983 06.02.02-26 07/07/2015 N N N Y MKD/NW-16-0008L 01/07/2016 Rev.1 6 6.2.2 1 R_266-8338(31) 266-8338 06.02.02-31 10/22/2015 N N N Y MKD/NW-16-0044L 01/18/2016 Rev.1 6 6.2.2 1 R_519-8687(1) 519-8687 06.02.02-1 09/11/2016 N N N Y MKD/NW-16-1006L 09/29/2016 Rev.1 6 6.2.2 1 R_63-7983(16) 63-7983 06.02.02-16 07/07/2015 N N N Y MKD/NW-16-0361L 04/25/2016 Rev.1 6 6.2.2 1 R_63-7983(22) 63-7983 06.02.02-22 07/07/2015 N N N Y MKD/NW-16-0361L 04/25/2016 Rev.1 6 6.2.2 1 R_63-7983(14R) 63-7983R 06.02.02-14 07/07/2015 Y N N N MKD/NW-16-0403L 04/25/2016 Rev.1 6 6.2.2 1 R_63-7983(26R) 63-7983R 06.02.02-26 07/07/2015 N N N Y MKD/NW-16-0403L 04/25/2016 Rev.1 6 6.2.2 1 R_25-7844(6) 25-7844 06.02.02-6 06/11/2015 Y N N Y MKD/NW-16-0521L 05/19/2016 Rev.1 6 6.2.2 1 R_391-8462(36) 391-8462 06.02.02-36 02/01/2016 Y N N N MKD/NW-16-0587L 06/01/2016 Rev.1 6 6.2.2 1 R_63-7983(24R) 63-7983R 06.02.02-24 07/07/2015 Y N N Y MKD/NW-16-0613L 06/27/2016 Rev.1 6 6.2.2 1 R_391-8462(33) 391-8462 06.02.02-33 02/01/2016 N N N Y MKD/NW-16-0827L 07/29/2016 Rev.1 6 6.2.2 1 R_391-8462(38) 391-8462 06.02.02-38 02/01/2016 N N N Y MKD/NW-16-0807L 07/26/2016 Rev.1 6 6.2.2 1 391-8462 06.02.02-39 02/01/2016 N N N N MKD/NW-16-0807L 07/26/2016 Rev.1 6 6.2.2 1 R_391-8462(35) 391-8462 06.02.02-35 02/01/2016 N N N Y MKD/NW-16-0772L 08/10/2016 Rev.1 6 6.2.2 1 R_391-8462(32) 391-8462 06.02.02-32 02/01/2016 Y N N Y MKD/NW-16-0719L 07/01/2016 Rev.1 6 6.2.2 1 R_391-8462(34) 391-8462 06.02.02-34 02/01/2016 Y N N Y MKD/NW-16-0719L 07/01/2016 Rev.1 6 6.2.2 1 391-8462 06.02.02-37 02/01/2016 N N N N MKD/NW-16-0719L 07/01/2016 Rev.1 6 6.2.2 1 391-8462 06.02.02-40 02/01/2016 N N N N MKD/NW-16-0719L 07/01/2016 Rev.1 6 6.2.4 1 R_357-8344(3) 357-8344 06.02.04-3 01/05/2016 Y N N N MKD/NW-16-0074L 01/27/2016 Rev.1 6 6.2.4 1 R_357-8344(10) 357-8344 06.02.04-10 01/05/2016 Y N N N MKD/NW-16-0163L 02/26/2016 Rev.1 6 6.2.4 1 R_357-8344(12) 357-8344 06.02.04-12 01/05/2016 Y N N N MKD/NW-16-0163L 02/26/2016 Rev.1 6 6.2.4 1 R_357-8344(4) 357-8344 06.02.04-4 01/05/2016 Y N N N MKD/NW-16-0325L 04/12/2016 Rev.1 6 6.2.4 1 357-8344 06.02.04-5 01/05/2016 N N N N MKD/NW-16-0346L 04/16/2016 Rev.1 6 6.2.4 1 357-8344 06.02.04-6 01/05/2016 N N N N MKD/NW-16-0596L 06/10/2016 Rev.1 6 6.2.4 1 R_357-8344(8) 357-8344 06.02.04-8 01/05/2016 Y N N N MKD/NW-16-0596L 06/10/2016 Rev.1 6 6.2.4 1 357-8344 06.02.04-1 01/05/2016 N N N N MKD/NW-16-0682L 06/30/2016 Rev.1 6 6.2.4 1 357-8344 06.02.04-2 01/05/2016 N N N N MKD/NW-16-0682L 06/30/2016 Rev.1 6 6.2.4 1 R_357-8344(7) 357-8344 06.02.04-7 01/05/2016 Y N N N MKD/NW-16-0682L 06/30/2016 Rev.1 6 6.2.4 1 R_357-8344(9) 357-8344 06.02.04-9 01/05/2016 Y N N N MKD/NW-16-0682L 06/30/2016 Rev.1 6 6.2.4 1 R_357-8344(11) 357-8344 06.02.04-11 01/05/2016 Y N N N MKD/NW-16-0682L 06/30/2016 Rev.1 6 6.2.5 1 155-8167 06.02.05-1 08/18/2015 N N N N MKD/NW-15-0272L 11/18/2015 Rev.1 6 6.2.5 1 155-8167 06.02.05-2 08/18/2015 N N N N MKD/NW-15-0272L 11/18/2015 Rev.1 6 6.2.5 1 R_155-8167(3) 155-8167 06.02.05-3 08/18/2015 Y N N N MKD/NW-15-0272L 11/18/2015 Rev.1 6 6.2.5 1 R_155-8167(4) 155-8167 06.02.05-4 08/18/2015 Y N N N MKD/NW-15-0272L 11/18/2015 Rev.1 6 6.2.5 1 R_155-8167(5) 155-8167 06.02.05-5 08/18/2015 Y N N N MKD/NW-15-0272L 11/18/2015 Rev.1 6 6.2.5 1 155-8167R 06.02.05-1 08/18/2015 N N N N MKD/NW-16-0169L 03/03/2016 Rev.1 6 6.2.5 1 R_264-8243(6) 264-8243 06.02.05-6 10/22/2015 Y N N Y MKD/NW-16-0217L 04/02/2016 Rev.1 6 6.2.5 1 472-8564 06.02.05-8 04/28/2016 N N N N MKD/NW-16-0698L 07/07/2016 Rev.1 6 6.2.5 1 472-8564 06.02.05-9 04/28/2016 N N N N MKD/NW-16-0698L 07/07/2016 Rev.1 6 6.2.5 1 472-8564 06.02.05-7 04/28/2016 N N N N MKD/NW-16-0570L 06/08/2016 Rev.1 6 6.2.5 1 472-8564 06.02.05-10 04/28/2016 N N N N MKD/NW-16-0570L 06/08/2016 Rev.1 6 6.2.5 1 472-8564 06.02.05-11 04/28/2016 N N N N MKD/NW-16-0570L 06/08/2016 Rev.1 6 6.2.5 1 R_264-8243(6R) 264-8243R 06.02.05-6 10/22/2015 Y N N Y MKD/NW-16-0755L 07/18/2016 Rev.1 6 6.2.5 1 155-8167 06.02.05-1 08/18/2015 N N N N MKD/NW-16-1026L 11/03/2016 Rev.1 6 6.2.5 1 155-8167 06.02.05-2 08/18/2015 N N N N MKD/NW-16-1026L 11/03/2016 Rev.1 6 6.2.5 1 R_155-8167(3) 155-8167 06.02.05-3 08/18/2015 Y N N N MKD/NW-16-1026L 11/03/2016 Rev.1 6 6.2.5 1 R_155-8167(4) 155-8167 06.02.05-4 08/18/2015 Y N N N MKD/NW-16-1026L 11/03/2016 Rev.1 6 6.2.5 1 R_155-8167(5) 155-8167 06.02.05-5 08/18/2015 Y N N N MKD/NW-16-1026L 11/03/2016 Rev.1 6 6.2.5 1 R_155-8167(1R2) 155-8167R2 06.02.05-1 08/18/2015 Y N N Y MKD/NW-16-1115L 11/28/2016 Rev.1 6 6.2.5 1 R_264-8243(6R2) 264-8243R2 06.02.05-6 10/22/2051 Y N N Y MKD/NW-16-1116L 11/18/2016 Rev.1 6 6.2.6 1 R_306-8240(1) 306-8240 06.02.06-1 11/16/2015 Y N N N MKD/NW-16-0120L 02/05/2016 Rev.1 6 6.2.6 1 R_306-8240(2) 306-8240 06.02.06-2 11/16/2015 Y N N N MKD/NW-16-0085L 01/28/2016 Rev.1 6 6.2.6 1 R_306-8240(3) 306-8240 06.02.06-3 11/16/2015 Y N N N MKD/NW-16-0187L 03/03/2016 Rev.1 6 6.2.6 1 R_306-8240(4) 306-8240 06.02.06-4 11/16/2015 Y N Y N MKD/NW-16-0085L 01/28/2016 Rev.1 6 6.2.6 1 R_306-8240(6) 306-8240 06.02.06-6 11/16/2015 Y N N N MKD/NW-16-0200L 03/04/2016 Rev.1 6 6.2.6 1 R_306-8240(5) 306-8240 06.02.06-7 11/16/2015 Y N N N MKD/NW-16-0085L 01/28/2016 Rev.1 6 6.2.6 1 R_306-8240(10) 306-8240 06.02.06-10 11/16/2015 Y N N N MKD/NW-16-0085L 01/28/2016 Rev.1

1) Change type : 1 (NRC RAI), 2 (NRC Non-RAI), 3 (Self-identified)

KEPCO/KHNP 32 of 70

APR1400 DCD RAI Tracking Report (Rev. 2) APR1400-K-X-TM-18001 Impact Impact DCD Change RAI/AI Issue Impact Impact on on Ch. Change ID No. Question Number Other Drivers Letter Number Response Date DCD Rev.No.

Section Type1) Number Date on DCD on PRA Tech. TR,TeR Spec. , ER 6 6.2.6 1 R_357-8344(9) 306-8240 06.02.06-5 11/16/2015 Y N N N MKD/NW-16-0683L 06/29/2016 Rev.1 6 6.2.6 1 R_306-8240(8) 306-8240 06.02.06-8 11/16/2015 Y N N N MKD/NW-16-0683L 06/29/2016 Rev.1 6 6.2.6 1 R_357-8344(11) 306-8240 06.02.06-9 11/16/2015 Y N N N MKD/NW-16-0683L 06/29/2016 Rev.1 6 6.2.7 2 A_6-13.1 6-13.1 MCB Issue #1 05/29/2015 Y N N N MKD/NW-15-0051L 07/17/2015 Rev.1 6 6.2.7 2 A_6-13.2 6-13.2 MCB Issue #2 05/29/2015 Y N N N MKD/NW-15-0051L 07/17/2015 Rev.1 6 6.5.1 1 R_251-8320(1) 251-8320 06.05.01-1 10/16/2015 Y N N N MKD/NW-16-0396L 04/22/2016 Rev.1 6 6.5.2 1 R_111-7971(1) 111-7971 06.05.02-1 07/24/2015 Y N N N MKD/NW-15-0119L 09/02/2015 Rev.1 6 6.5.2 2 6-18.1 MCB Issue #1 08/19/2015 N N N N MKD/NW-15-0263L 11/13/2015 Rev.1 6 6.5.2 2 6-18.2 MCB Issue #2 08/19/2015 N N N N MKD/NW-15-0263L 11/13/2015 Rev.1 6 6.5.2 1 363-8446 06.05.02-2 01/11/2016 N N N N MKD/NW-16-0117L 02/05/2016 Rev.1 6 6.5.3 1 60-7972 06.05.03-1 07/06/2015 N N N N MKD/NW-15-0118L 09/02/2015 Rev.1 6 6.6.1 1 R_403-8454(4R) 403-8454R 06.01.01-4 02/10/2016 Y N N N MKD/NW-16-1007L 09/28/2016 Rev.1 7 7 1 356-7881 07-6 01/04/2016 N N N N MKD/NW-16-0196L 03/04/2016 Rev.1 7 7 1 R_356-7881(7) 356-7881 07-7 01/04/2016 N N N Y MKD/NW-16-0196L 03/04/2016 Rev.1 7 7 1 356-7881 07-10 01/04/2016 N N N N MKD/NW-16-0196L 03/04/2016 Rev.1 7 7 1 R_356-7881(11) 356-7881 07-11 01/04/2016 Y N N Y MKD/NW-16-0196L 03/04/2016 Rev.1 7 7 1 R_356-7881(12) 356-7881 07-12 01/04/2016 N N N Y MKD/NW-16-0133L 02/18/2016 Rev.1 7 7 1 R_356-7881(15) 356-7881 07-15 01/04/2016 N N N Y MKD/NW-16-0196L 03/04/2016 Rev.1 7 7 1 R_356-7881(17) 356-7881 07-17 01/04/2016 N N N Y MKD/NW-16-0196L 03/04/2016 Rev.1 7 7 1 R_356-7881(4R) 356-7881R 07-4 01/04/2016 Y N N Y MKD/NW-16-0981L 09/16/2016 Rev.1 7 7 1 R_356-7881(13R) 356-7881R 07-13 01/04/2016 N N N Y MKD/NW-16-0981L 09/16/2016 Rev.1 7 7 1 356-7881S 07-3 01/04/2016 N N N N MKD/NW-16-0993L 09/29/2016 Rev.1 7 7 1 R_356-7881(14R) 356-7881R 07-14 01/04/2016 N N N Y MKD/NW-16-1003L 09/27/2016 Rev.1 7 7 1 356-7881 07-1 01/04/2016 N N N N MKD/NW-16-0282L 04/05/2016 Rev.1 7 7 1 356-7881 07-2 01/04/2016 N N N N MKD/NW-16-0282L 04/05/2016 Rev.1 7 7 1 R_356-7881(19) 356-7881 07-19 01/04/2016 Y N N N MKD/NW-16-0282L 04/05/2016 Rev.1 7 7 1 R_356-7881(4) 356-7881 07-4 01/04/2016 N N N Y MKD/NW-16-0316L 04/07/2016 Rev.1 7 7 1 R_356-7881(9) 356-7881 07-9 01/04/2016 N N N Y MKD/NW-16-0316L 04/07/2016 Rev.1 7 7 1 356-7881 07-3 01/04/2016 N N N N MKD/NW-16-0388L 05/05/2016 Rev.1 7 7 1 R_356-7881(5) 356-7881 07-5 01/04/2016 Y N N N MKD/NW-16-0388L 05/05/2016 Rev.1 7 7 1 R_356-7881(8) 356-7881 07-8 01/04/2016 N N N Y MKD/NW-16-0388L 05/05/2016 Rev.1 7 7 1 356-7881 07-13 01/04/2016 N N N N MKD/NW-16-0388L 05/05/2016 Rev.1 7 7 1 R_356-7881(14) 356-7881 07-14 01/04/2016 N N N Y MKD/NW-16-0388L 05/05/2016 Rev.1 7 7 1 R_356-7881(16) 356-7881 07-16 01/04/2016 N N N Y MKD/NW-16-0388L 05/05/2016 Rev.1 7 7 1 356-7881 07-18 01/04/2016 N N N N MKD/NW-16-0388L 05/05/2016 Rev.1 7 7 1 379-8476 07-3 01/28/2016 N N N N MKD/NW-16-0563L 05/31/2016 Rev.1 7 7 1 379-8476 07-4 01/28/2016 N N N N MKD/NW-16-0563L 05/31/2016 Rev.1 7 7 1 R_356-7881(20) 356-7881 07-20 01/04/2016 N N N Y MKD/NW-16-0564L 06/02/2016 Rev.1 7 7 1 R_356-7881(5R) 356-7881R 07-5 01/04/2016 Y N N Y MKD/NW-16-0890L 08/18/2016 Rev.1 7 7 1 R_274-8277(36R) 242-8277R 07.01-36 10/27/2015 Y N N N MKD/NW-16-0879L 08/11/2016 Rev.1 7 7 1 R_356-7881(7S) 356-7881S 07-7 01/04/2016 N N N Y MKD/NW-16-1033L 10/12/2016 Rev.1 7 7 1 R_356-7881(10S) 356-7881S 07-10 01/04/2016 N N N Y MKD/NW-16-1033L 10/12/2016 Rev.1 7 7 1 R_356-7881(5R2) 356-7881R2 07-5 01/04/2016 Y N N Y MKD/NW-16-1051L 10/24/2016 Rev.1 7 7 1 R_356-7881(18R) 356-7881R 07-18 01/04/2016 Y N N N MKD/NW-16-1052L 10/24/2016 Rev.1 7 7.1 1 R_34-7870(1) 34-7870 07.01-1 06/16/2015 N N N Y MKD/NW-15-0045L 07/14/2015 Rev.1 7 7.1 1 R_43-7887(10) 43-7887 07.01-10 06/22/2015 Y N N Y MKD/NW-15-0082L 08/12/2015 Rev.1 7 7.1 1 R_43-7887(11) 43-7887 07.01-11 06/22/2015 Y N N N MKD/NW-15-0082L 08/12/2015 Rev.1 7 7.1 1 R_43-7887(12) 43-7887 07.01-12 06/22/2015 Y N N N MKD/NW-15-0082L 08/12/2015 Rev.1 7 7.1 1 R_43-7887(13) 43-7887 07.01-13 06/22/2015 Y N N Y MKD/NW-15-0082L 08/12/2015 Rev.1 7 7.1 1 R_43-7887(14) 43-7887 07.01-14 06/22/2015 Y N N N MKD/NW-15-0082L 08/12/2015 Rev.1 7 7.1 1 R_43-7887(16) 43-7887 07.01-16 06/22/2015 Y N N Y MKD/NW-15-0082L 08/12/2015 Rev.1 7 7.1 1 R_43-7887(17) 43-7887 07.01-17 06/22/2015 Y N N Y MKD/NW-15-0082L 08/12/2015 Rev.1 7 7.1 1 43-7887 07.01-18 06/22/2015 N N N N MKD/NW-15-0082L 08/12/2015 Rev.1 7 7.1 1 43-7887 07.01-19 06/22/2015 N N N N MKD/NW-15-0082L 08/12/2015 Rev.1 7 7.1 1 34-7870 07.01-2 06/16/2015 N N N N MKD/NW-15-0045L 07/14/2015 Rev.1 7 7.1 1 R_43-7887(22) 43-7887 07.01-22 06/22/2015 Y N N N MKD/NW-15-0057L 07/22/2015 Rev.1 7 7.1 1 34-7870 07.01-3 06/16/2015 N N N N MKD/NW-15-0045L 07/14/2015 Rev.1 7 7.1 1 34-7870 07.01-4 06/16/2015 N N N N MKD/NW-15-0045L 07/14/2015 Rev.1 7 7.1 1 R_34-7870(5) 34-7870 07.01-5 06/16/2015 N N N Y MKD/NW-15-0045L 07/14/2015 Rev.1 7 7.1 1 R_34-7870(6) 34-7870 07.01-6 06/16/2015 N N N Y MKD/NW-15-0045L 07/14/2015 Rev.1 7 7.1 1 R_34-7870(7) 34-7870 07.01-7 06/16/2015 N N N Y MKD/NW-15-0045L 07/14/2015 Rev.1 7 7.1 1 R_34-7870(8) 34-7870 07.01-8 06/16/2015 Y N N N MKD/NW-15-0045L 07/14/2015 Rev.1 7 7.1 1 34-7870 07.01-9 06/16/2015 N N N N MKD/NW-15-0045L 07/14/2015 Rev.1

1) Change type : 1 (NRC RAI), 2 (NRC Non-RAI), 3 (Self-identified)

KEPCO/KHNP 33 of 70

APR1400 DCD RAI Tracking Report (Rev. 2) APR1400-K-X-TM-18001 Impact Impact DCD Change RAI/AI Issue Impact Impact on on Ch. Change ID No. Question Number Other Drivers Letter Number Response Date DCD Rev.No.

Section Type1) Number Date on DCD on PRA Tech. TR,TeR Spec. , ER 7 7.1 1 R_43-7887(10R) 43-7887R 07.01-10 06/22/2015 Y N N Y MKD/NW-15-0245L 11/04/2015 Rev.1 7 7.1 1 R_43-7887(11R) 43-7887R 07.01-11 06/22/2015 Y N N N MKD/NW-15-0245L 11/04/2015 Rev.1 7 7.1 1 R_43-7887(15) 43-7887 07.01-15 06/22/2015 Y N N N MKD/NW-15-0134L 09/24/2015 Rev.1 7 7.1 1 R_43-7887(20) 43-7887 07.01-20 06/22/2015 N N N Y MKD/NW-15-0134L 09/24/2015 Rev.1 7 7.1 1 43-7887 07.01-21 06/22/2015 N N N N MKD/NW-15-0134L 09/24/2015 Rev.1 7 7.1 1 43-7887 07.01-23 06/22/2015 N N N N MKD/NW-15-0134L 09/24/2015 Rev.1 7 7.1 1 R_43-7887(24) 43-7887 07.01-24 06/22/2015 N N N Y MKD/NW-15-0134L 09/24/2015 Rev.1 7 7.1 1 43-7887 07.01-25 06/22/2015 N N N N MKD/NW-15-0248L 11/09/2015 Rev.1 7 7.1 1 R_261-8253(26) 261-8253 07.01-26 10/20/2015 N N N Y MKD/NW-15-0369L 12/17/2015 Rev.1 7 7.1 1 R_261-8253(27) 261-8253 07.01-27 10/20/2015 Y N N N MKD/NW-15-0369L 12/17/2015 Rev.1 7 7.1 1 261-8253 07.01-28 10/20/2015 N N N N MKD/NW-15-0369L 12/17/2015 Rev.1 7 7.1 1 R_261-8253(29) 261-8253 07.01-29 10/20/2015 N N N Y MKD/NW-15-0369L 12/17/2015 Rev.1 7 7.1 1 R_261-8253(30) 261-8253 07.01-30 10/20/2015 N N N Y MKD/NW-15-0369L 12/17/2015 Rev.1 7 7.1 1 R_261-8253(31) 261-8253 07.01-31 10/20/2015 N N N Y MKD/NW-15-0369L 12/17/2015 Rev.1 7 7.1 1 261-8253 07.01-32 10/20/2015 N N N N MKD/NW-15-0369L 12/17/2015 Rev.1 7 7.1 1 R_261-8253(33) 261-8253 07.01-33 10/20/2015 N N N Y MKD/NW-15-0334L 12/10/2015 Rev.1 7 7.1 1 R_274-8277(35) 274-8277 07.01-35 10/27/2015 Y N N Y MKD/NW-15-0398L 12/29/2015 Rev.1 7 7.1 1 R_274-8277(37) 274-8277 07.01-37 10/27/2015 N N N Y MKD/NW-15-0398L 12/29/2015 Rev.1 7 7.1 1 R_274-8277(38) 274-8277 07.01-38 10/27/2015 Y N N N MKD/NW-15-0398L 12/29/2015 Rev.1 7 7.1 1 R_274-8277(39) 274-8277 07.01-39 10/27/2015 Y N N N MKD/NW-15-0398L 12/29/2015 Rev.1 7 7.1 1 R_274-8277(40) 274-8277 07.01-40 10/27/2015 N N N Y MKD/NW-15-0398L 12/29/2015 Rev.1 7 7.1 1 301-8280 07.01-42 11/10/2015 N N N N MKD/NW-15-0395L 12/28/2015 Rev.1 7 7.1 1 R_301-8280(43) 301-8280 07.01-43 11/10/2015 Y N N N MKD/NW-15-0395L 12/28/2015 Rev.1 7 7.1 1 301-8280 07.01-45 11/10/2015 N N N N MKD/NW-15-0395L 12/28/2015 Rev.1 7 7.1 1 301-8280 07.01-46 11/10/2015 N N N N MKD/NW-15-0395L 12/28/2015 Rev.1 7 7.1 1 R_274-8277(34) 274-8277 07.01-34 10/27/2015 Y N N N MKD/NW-16-0140L 02/19/2016 Rev.1 7 7.1 1 R_274-8277(36) 274-8277 07.01-36 10/27/2015 Y N N N MKD/NW-16-0140L 02/19/2016 Rev.1 7 7.1 1 R_301-8280(47) 301-8280 07.01-47 11/10/2015 N N N Y MKD/NW-16-0167L 02/26/2016 Rev.1 7 7.1 1 R_274-8277(34R) 274-8277R 07.01-34 10/27/2015 Y N N N MKD/NW-16-0945L 08/30/2016 Rev.1 7 7.1 1 R_261-8253(30S) 261-8253S 07.01-30 10/20/2015 N N N Y MKD/NW-16-0956L 09/21/2016 Rev.1 7 7.1 1 R_261-8253(31S) 261-8253S 07.01-31 10/20/2015 N N N Y MKD/NW-16-0956L 09/21/2016 Rev.1 7 7.1 1 R_261-8253(32S) 261-8253S 07.01-32 10/20/2015 N N N Y MKD/NW-16-0956L 09/21/2016 Rev.1 7 7.1 1 R_301-8280(47S) 301-8280S 07.01-47 11/10/2015 N N N Y MKD/NW-16-0968L 09/09/2016 Rev.1 7 7.1 1 R_274-8277(35S) 274-8277S 07.01-35 10/27/2015 Y N N Y MKD/NW-16-0997L 09/26/2016 Rev.1 7 7.1 1 R_301-8280(41) 301-8280 07.01-41 11/10/2015 N N N Y MKD/NW-16-0188L 04/22/2016 Rev.1 7 7.1 1 R_301-8280(44) 301-8280 07.01-44 11/10/2015 Y N N N MKD/NW-16-0188L 04/22/2016 Rev.1 7 7.1 1 R_301-8280(48) 301-8280 07.01-48 11/10/2015 N N N Y MKD/NW-16-0188L 04/22/2016 Rev.1 7 7.1 1 R_301-8280(49) 301-8280 07.01-49 11/10/2015 N N N Y MKD/NW-16-0188L 04/22/2016 Rev.1 7 7.1 1 R_301-8280(50) 301-8280 07.01-50 11/10/2015 N N N Y MKD/NW-16-0188L 04/22/2016 Rev.1 7 7.1 1 R_301-8280(51) 301-8280 07.01-51 11/10/2015 N N N Y MKD/NW-16-0188L 04/22/2016 Rev.1 7 7.1 1 R_301-8280(52) 301-8280 07.01-52 11/10/2015 N N N Y MKD/NW-16-0188L 04/22/2016 Rev.1 7 7.1 1 R_43-7887(21S) 43-7887S 07.01-21 06/22/2015 N N N Y MKD/NW-16-0412L 04/25/2016 Rev.1 7 7.1 1 R_460-8554(53) 460-8554 07.01-53 04/19/2016 Y N N N MKD/NW-16-0558L 05/27/2016 Rev.1 7 7.1 1 R_460-8554(53S) 460-8554S 07.01-53 04/19/2016 Y N N N MKD/NW-16-0649L 06/22/2016 Rev.1 7 7.1 1 R_43-7887(25) 43-7887 07.01-25 06/22/2015 Y N N Y MKD/NW-16-0650L 06/27/2016 Rev.1 7 7.1 1 R_301-8280(41) 301-8280 07.01-41 11/10/2015 N N N Y MKD/NW-16-0675L 06/24/2016 Rev.1 7 7.1 1 R_301-8280(50S) 301-8280S 07.01-50 11/10/2015 N N N Y MKD/NW-16-0675L 06/24/2016 Rev.1 7 7.1 1 R_43-7887(21R) 43-7887R 07.01-21 06/22/2015 N N N Y MKD/NW-16-1005L 10/05/2016 Rev.1 7 7.1 1 261-8253S 07.01-28 10/20/2015 N N N N MKD/NW-16-1028L 10/07/2016 Rev.1 7 7.1 1 R_301-8280(46R) 301-8280R 07.01-46 11/10/2015 Y N N N MKD/NW-16-1042L 10/18/2016 Rev.1 7 7.1 1 R_301-8280(42R) 301-8280R 07.01-42 11/10/2015 Y N N N MKD/NW-16-1054L 10/26/2016 Rev.1 7 7.1 1 R_274-8277(40S) 274-8277S 07.01-40 10/27/2015 Y N N Y MKD/NW-16-1056L 10/26/2016 Rev.1 7 7.2 1 R_37-7882(1) 37-7882 07.03-1 06/18/2015 N N N Y MKD/NW-15-0097L 08/28/2015 Rev.1 7 7.2 1 R_37-7882(2) 37-7882 07.03-2 06/18/2015 N N N Y MKD/NW-15-0097L 08/28/2015 Rev.1 7 7.2 1 R_50-7911(1) 50-7911 07.02-1 06/23/2015 N N N Y MKD/NW-15-0107L 09/22/2015 Rev.1 7 7.2 1 50-7911 07.02-10 06/23/2015 N N N N MKD/NW-15-0107L 09/22/2015 Rev.1 7 7.2 1 R_50-7911(11) 50-7911 07.02-11 06/23/2015 Y N N N MKD/NW-15-0107L 09/22/2015 Rev.1 7 7.2 1 50-7911 07.02-12 06/23/2015 N N N N MKD/NW-15-0107L 09/22/2015 Rev.1 7 7.2 1 R_272-8313(13) 272-8313 07.02-13 10/27/2015 N N N Y MKD/NW-15-0355L 12/11/2015 Rev.1 7 7.2 1 R_272-8313(14) 272-8313 07.02-14 10/27/2015 Y N N N MKD/NW-15-0355L 12/11/2015 Rev.1 7 7.2 1 R_50-7911(2) 50-7911 07.02-2 06/23/2015 N N N Y MKD/NW-15-0107L 09/22/2015 Rev.1 7 7.2 1 50-7911 07.02-3 06/23/2015 N N N N MKD/NW-15-0107L 09/22/2015 Rev.1 7 7.2 1 R_50-7911(4) 50-7911 07.02-4 06/23/2015 N N N Y MKD/NW-15-0107L 09/22/2015 Rev.1

1) Change type : 1 (NRC RAI), 2 (NRC Non-RAI), 3 (Self-identified)

KEPCO/KHNP 34 of 70

APR1400 DCD RAI Tracking Report (Rev. 2) APR1400-K-X-TM-18001 Impact Impact DCD Change RAI/AI Issue Impact Impact on on Ch. Change ID No. Question Number Other Drivers Letter Number Response Date DCD Rev.No.

Section Type1) Number Date on DCD on PRA Tech. TR,TeR Spec. , ER 7 7.2 1 R_50-7911(5) 50-7911 07.02-5 06/23/2015 N N N Y MKD/NW-15-0107L 09/22/2015 Rev.1 7 7.2 1 R_50-7911(6) 50-7911 07.02-6 06/23/2015 N N N Y MKD/NW-15-0107L 09/22/2015 Rev.1 7 7.2 1 R_50-7911(7) 50-7911 07.02-7 06/23/2015 N N N Y MKD/NW-15-0107L 09/22/2015 Rev.1 7 7.2 1 R_50-7911(8) 50-7911 07.02-8 06/23/2015 Y N N N MKD/NW-15-0107L 09/22/2015 Rev.1 7 7.2 1 R_50-7911(9) 50-7911 07.02-9 06/23/2015 Y N N Y MKD/NW-15-0305L 12/03/2015 Rev.1 7 7.2 1 435-8541 07.02-15 03/08/2016 N N N N MKD/NW-16-0287L 05/05/2016 Rev.1 7 7.2 1 R_435-8541(16) 435-8541 07.02-16 03/08/2016 Y N N Y MKD/NW-16-0503L 05/24/2016 Rev.1 7 7.2 1 R_488-8617(17) 488-8617 07.02-17 05/18/2016 Y N N Y MKD/NW-16-0771L 07/16/2016 Rev.1 7 7.3 1 300-8297 07.03-3 11/10/2015 N N N N MKD/NW-16-0204L 03/24/2016 Rev.1 7 7.3 1 323-8281 07.03-7 11/30/2015 N N N N MKD/NW-16-0201L 03/04/2016 Rev.1 7 7.3 1 R_323-8281(8) 323-8281 07.03-8 11/30/2015 N N N Y MKD/NW-16-0231L 03/15/2016 Rev.1 7 7.3 1 R_301-8280(44) 323-8281 07.03-9 11/30/2015 Y N N N MKD/NW-16-0201L 03/04/2016 Rev.1 7 7.3 1 R_323-8281(10) 323-8281 07.03-10 11/30/2015 Y N N Y MKD/NW-16-0231L 03/15/2016 Rev.1 7 7.3 1 R_323-8281(11) 323-8281 07.03-11 11/30/2015 Y N N N MKD/NW-16-0201L 03/04/2016 Rev.1 7 7.3 1 R_323-8281(12) 323-8281 07.03-12 11/30/2015 Y N N N MKD/NW-16-0231L 03/15/2016 Rev.1 7 7.3 1 R_323-8281(15) 323-8281 07.03-15 11/30/2015 Y N N N MKD/NW-16-0231L 03/15/2016 Rev.1 7 7.3 1 R_323-8281(17) 323-8281 07.03-17 11/30/2015 Y N N Y MKD/NW-16-0231L 03/15/2016 Rev.1 7 7.3 1 R_323-8281(18) 323-8281 07.03-18 11/30/2015 Y N N N MKD/NW-16-0231L 03/15/2016 Rev.1 7 7.3 1 R_323-8281(19) 323-8281 07.03-19 11/30/2015 N N N Y MKD/NW-16-0231L 03/15/2016 Rev.1 7 7.3 1 R_323-8281(21) 323-8281 07.03-21 11/30/2015 Y N N N MKD/NW-16-0252L 03/21/2016 Rev.1 7 7.3 1 R_323-8281(7S) 323-8281S 07.03-7 11/30/2015 N N N Y MKD/NW-16-0974L 09/19/2016 Rev.1 7 7.3 1 300-8297 07.03-4 11/10/2015 N N N N MKD/NW-16-0304L 04/05/2016 Rev.1 7 7.3 1 R_323-8281(14) 323-8281 07.03-14 11/30/2015 Y N N Y MKD/NW-16-0345L 04/16/2016 Rev.1 7 7.3 1 R_323-8281(16) 323-8281 07.03-16 11/30/2015 Y N N Y MKD/NW-16-0345L 04/16/2016 Rev.1 7 7.3 1 R_323-8281(6) 323-8281 07.03-6 11/30/2015 Y N N N MKD/NW-16-0355L 04/25/2016 Rev.1 7 7.3 1 R_323-8281(13) 323-8281 07.03-13 11/30/2015 N N N Y MKD/NW-16-0355L 04/25/2016 Rev.1 7 7.3 1 R_323-8281(22) 323-8281 07.03-22 11/30/2015 Y N N N MKD/NW-16-0355L 04/25/2016 Rev.1 7 7.3 1 R_323-8281(20) 323-8281 07.03-20 11/30/2015 N N N Y MKD/NW-16-0440L 05/03/2016 Rev.1 7 7.3 1 R_323-8281(13R) 323-8281R 07.03-13 11/30/2015 Y N N Y MKD/NW-16-0891L 08/17/2016 Rev.1 7 7.3 1 R_323-8281(12R) 323-8281R 07.03-12 11/30/2015 Y N N N MKD/NW-16-0866L 08/08/2016 Rev.1 7 7.3 1 R_300-8297(4R) 300-8297R 07.03-4 11/10/2015 N N N Y MKD/NW-16-1017L 10/05/2016 Rev.1 7 7.3 1 R_300-8297(4R) 300-8297R 07.03-4 11/10/2015 N N N Y MKD/NW-16-1023L 10/05/2016 Rev.1 7 7.3 1 R_300-8297(5R) 300-8297R 07.03-5 11/10/2015 N N N Y MKD/NW-16-0985L 11/18/2016 Rev.1 7 7.3 1 300-8297 07.03-5 11/10/2015 N N N N MKD/NW-16-1078L 11/16/2016 Rev.1 7 7.4 1 R_44-7877(1) 44-7877 07.04-1 06/23/2015 N N N Y MKD/NW-15-0081L 08/11/2015 Rev.1 7 7.4 1 44-7877 07.04-2 06/23/2015 N N N N MKD/NW-15-0081L 08/11/2015 Rev.1 7 7.4 1 R_44-7877(3) 44-7877 07.04-3 06/23/2015 Y N N N MKD/NW-15-0081L 08/11/2015 Rev.1 7 7.4 1 44-7877 07.04-4 06/23/2015 N N N N MKD/NW-15-0081L 08/11/2015 Rev.1 7 7.4 1 R_44-7877(5) 44-7877 07.04-5 06/23/2015 Y N N N MKD/NW-15-0081L 08/11/2015 Rev.1 7 7.4 1 R_44-7877(6) 44-7877 07.04-6 06/23/2015 N N N Y MKD/NW-15-0081L 08/11/2015 Rev.1 7 7.4 1 R_276-8304(7) 276-8304 07.04-7 10/29/2015 Y N N N MKD/NW-15-0421L 12/31/2015 Rev.1 7 7.4 1 R_276-8304(8) 276-8304 07.04-8 10/29/2015 Y N N N MKD/NW-16-0012L 01/07/2016 Rev.1 7 7.5 1 38-7878 07.05-2 06/18/2015 N N N N MKD/NW-15-0069L 08/03/2015 Rev.1 7 7.5 1 R_38-7878(3) 38-7878 07.05-3 06/18/2015 Y N N N MKD/NW-15-0069L 08/03/2015 Rev.1 7 7.5 1 R_294-8302(7) 294-8302 07.05-7 11/05/2015 Y N N N MKD/NW-15-0417L 12/31/2015 Rev.1 7 7.5 1 R_294-8302(7R) 294-8302R 07.05-7 11/05/2015 Y N N N MKD/NW-16-0939L 08/30/2016 Rev.1 7 7.5 1 R_38-7878(1) 294-8302 07.05-6 11/05/2015 Y N Y Y MKD/NW-16-0584L 06/01/2016 Rev.1 7 7.5 1 R_38-7878(1) 38-7878 07.05-1 06/18/2015 Y N Y Y MKD/NW-16-0612L 06/10/2016 Rev.1 7 7.5 1 R_294-8302(4) 294-8302 07.05-4 11/05/2015 Y N N N MKD/NW-16-0625L 07/13/2016 Rev.1 7 7.5 1 R_294-8302(4) 294-8302 07.05-5 11/05/2015 Y N N N MKD/NW-16-0625L 07/13/2016 Rev.1 7 7.5 1 R_38-7878(1R) 38-7878R 07.05-1 06/18/2015 Y N Y Y MKD/NW-16-1044L 10/18/2016 Rev.1 7 7.5 1 R_38-7878(1R) 38-7878R 07.05-1 06/18/2015 Y N Y Y MKD/NW-16-1044L 10/18/2016 Rev.1 7 7.6 1 46-7879 07.06-1 06/23/2015 N N N N MKD/NW-15-0080L 07/22/2015 Rev.1 7 7.6 1 R_46-7879(2) 46-7879 07.06-2 06/23/2015 Y N N N MKD/NW-15-0058L 08/11/2015 Rev.1 7 7.6 1 R_46-7879(2R) 46-7879R 07.06-2 06/23/2015 Y N N N MKD/NW-16-1037L 10/14/2016 Rev.1 7 7.7 1 R_68-7892(1) 68-7892 07.07-1 07/10/2015 Y N N N MKD/NW-15-0101L 09/02/2015 Rev.1 7 7.7 1 R_68-7892(2) 68-7892 07.07-2 07/10/2015 Y N N Y MKD/NW-15-0233L 11/03/2015 Rev.1 7 7.7 1 R_68-7892(3) 68-7892 07.07-3 07/10/2015 Y N N N MKD/NW-15-0233L 11/03/2015 Rev.1 7 7.7 1 R_68-7892(5) 68-7892 07.07-5 07/10/2015 Y N N Y MKD/NW-15-0101L 09/02/2015 Rev.1 7 7.7 1 R_68-7892(7) 68-7892 07.07-7 07/10/2015 N N N Y MKD/NW-15-0233L 11/03/2015 Rev.1 7 7.7 1 R_68-7892(8) 68-7892 07.07-8 07/10/2015 N N N Y MKD/NW-15-0260L 11/13/2015 Rev.1 7 7.7 1 R_68-7892(4) 68-7892 07.07-4 07/10/2015 N N N Y MKD/NW-16-0103L 02/17/2016 Rev.1 7 7.7 1 R_68-7892(6) 68-7892 07.07-6 07/10/2015 N N N Y MKD/NW-16-0042L 03/09/2016 Rev.1

1) Change type : 1 (NRC RAI), 2 (NRC Non-RAI), 3 (Self-identified)

KEPCO/KHNP 35 of 70

APR1400 DCD RAI Tracking Report (Rev. 2) APR1400-K-X-TM-18001 Impact Impact DCD Change RAI/AI Issue Impact Impact on on Ch. Change ID No. Question Number Other Drivers Letter Number Response Date DCD Rev.No.

Section Type1) Number Date on DCD on PRA Tech. TR,TeR Spec. , ER 7 7.7 1 R_371-8456(9) 371-8456 07.07-9 01/19/2016 N N N Y MKD/NW-16-0266L 03/28/2016 Rev.1 7 7.7 1 R_371-8456(10) 371-8456 07.07-10 01/19/2016 N N N Y MKD/NW-16-0193L 03/04/2016 Rev.1 7 7.7 1 371-8456 07.07-14 01/19/2016 N N N N MKD/NW-16-0193L 03/04/2016 Rev.1 7 7.7 1 R_371-8456(15) 371-8456 07.07-15 01/19/2016 N N N Y MKD/NW-16-0193L 03/04/2016 Rev.1 7 7.7 1 R_371-8456(16) 371-8456 07.07-16 01/19/2016 N N N Y MKD/NW-16-0193L 03/04/2016 Rev.1 7 7.7 1 R_68-7892(8R) 68-7892R 07.07-8 07/10/2015 N N N Y MKD/NW-16-0986L 09/20/2016 Rev.1 7 7.7 1 R_502-8647(17) 502-8647 07.07-17 07/01/2016 N N N Y MKD/NW-16-1004L 09/28/2016 Rev.1 7 7.7 1 371-8456 07.07-13 01/19/2016 N N N N MKD/NW-16-0326L 04/08/2016 Rev.1 7 7.7 1 R_371-8456(11) 371-8456 07.07-11 01/19/2016 N N N Y MKD/NW-16-0561L 05/27/2016 Rev.1 7 7.7 1 371-8456 07.07-12 01/19/2016 N N N N MKD/NW-16-0561L 05/27/2016 Rev.1 7 7.7 1 R_68-7892(2) 68-7892S 07.07-3 07/10/2015 Y N N N MKD/NW-16-1032L 10/11/2016 Rev.1 7 7.7 1 R_68-7892(5S) 68-7892S 07.07-5 07/10/2015 Y N N Y MKD/NW-16-1032L 10/11/2016 Rev.1 7 7.7 1 R_68-7892(7R) 68-7892R 07.07-7 07/10/2015 N N N Y MKD/NW-16-1038L 10/14/2016 Rev.1 7 7.7 1 R_68-7892(6R) 68-7892R 07.07-6 07/10/2015 N N N Y MKD/NW-16-1043L 10/18/2016 Rev.1 7 7.7 1 R_68-7892(4R) 68-7892R 07.07-4 07/10/2015 N N N Y MKD/NW-16-1049L 10/21/2016 Rev.1 7 7.8 1 R_33-7880(1) 33-7880 07.08-1 06/16/2015 Y N N N MKD/NW-15-0049L 07/16/2015 Rev.1 7 7.8 1 R_33-7880(2) 33-7880 07.08-2 06/16/2015 Y N N Y MKD/NW-15-0049L 07/16/2015 Rev.1 7 7.8 1 33-7880 07.08-3 06/16/2015 N N N N MKD/NW-15-0049L 07/16/2015 Rev.1 7 7.8 1 R_33-7880(4) 33-7880 07.08-4 06/16/2015 Y N N N MKD/NW-15-0049L 07/16/2015 Rev.1 7 7.8 1 R_33-7880(5) 33-7880 07.08-5 06/16/2015 Y N N Y MKD/NW-15-0049L 07/16/2015 Rev.1 7 7.8 1 379-8476 07-1 01/28/2016 N N N N MKD/NW-16-0182L 03/03/2016 Rev.1 7 7.8 1 R_379-8476(2) 379-8476 07-2 01/28/2016 N N N Y MKD/NW-16-0182L 03/03/2016 Rev.1 7 7.8 1 379-8476 07-5 01/28/2016 N N N N MKD/NW-16-0238L 03/17/2016 Rev.1 7 7.8 1 R_342-8291(7) 342-8291 07.08-7 12/18/2015 N N N Y MKD/NW-16-0215L 03/10/2016 Rev.1 7 7.8 1 R_342-8291(8) 342-8291 07.08-8 12/18/2015 Y N N N MKD/NW-16-0212L 03/09/2016 Rev.1 7 7.8 1 R_342-8291(10) 342-8291 07.08-10 12/18/2015 N N N Y MKD/NW-16-0212L 03/09/2016 Rev.1 7 7.8 1 R_342-8291(11) 342-8291 07.08-11 12/18/2015 Y N N Y MKD/NW-16-0212L 03/09/2016 Rev.1 7 7.8 1 R_342-8291(12) 342-8291 07.08-12 12/18/2015 N N N Y MKD/NW-16-0212L 03/09/2016 Rev.1 7 7.8 1 R_342-8291(13) 342-8291 07.08-13 12/18/2015 N N N Y MKD/NW-16-0212L 03/09/2016 Rev.1 7 7.8 1 R_342-8291(14) 342-8291 07.08-14 12/18/2015 N N N Y MKD/NW-16-0212L 03/09/2016 Rev.1 7 7.8 1 R_342-8291(15) 342-8291 07.08-15 12/18/2015 N N N Y MKD/NW-16-0212L 03/09/2016 Rev.1 7 7.8 1 R_342-8291(6S) 342-8291S 07.08-6 12/18/2015 N N N Y MKD/NW-16-0969L 09/09/2016 Rev.1 7 7.8 1 342-8291 07.08-9 12/18/2015 N N N N MKD/NW-16-0322L 04/07/2016 Rev.1 7 7.8 1 R_342-8291(6) 342-8291 07.08-6 12/18/2015 N N N Y MKD/NW-16-0356L 04/18/2016 Rev.1 7 7.8 1 R_342-8291(10) 342-8291 07.08-10 12/18/2015 N N N Y MKD/NW-16-0723L 07/08/2016 Rev.1 7 7.8 1 R_342-8291(6R) 342-8291R 07.08-6 12/18/2015 N N N Y MKD/NW-16-1113L 11/18/2016 Rev.1 7 7.9 1 R_45-7883(5) 45-7883 07.09-5 06/23/2015 Y N N N MKD/NW-15-0070L 08/05/2015 Rev.1 7 7.9 1 R_45-7883(1) 45-7883 07.09-1 06/23/2015 N N N Y MKD/NW-15-0103L 09/23/2015 Rev.1 7 7.9 1 R_45-7883(2) 45-7883 07.09-2 06/23/2015 N N N Y MKD/NW-15-0227L 11/03/2015 Rev.1 7 7.9 1 45-7883 07.09-4 06/23/2015 N N N N MKD/NW-15-0103L 09/23/2015 Rev.1 7 7.9 1 45-7883 07.09-6 06/23/2015 N N N N MKD/NW-15-0227L 11/03/2015 Rev.1 7 7.9 1 R_45-7883(7) 45-7883 07.09-7 06/23/2015 Y N N Y MKD/NW-15-0227L 11/03/2015 Rev.1 7 7.9 1 R_45-7883(3) 45-7883 07.09-3 06/23/2015 N N N Y MKD/NW-16-0265L 03/24/2016 Rev.1 7 7.9 1 R_348-8279(8) 348-8279 07.09-8 12/24/2015 N N N Y MKD/NW-16-0181L 03/03/2016 Rev.1 7 7.9 1 R_348-8279(10) 348-8279 07.09-10 12/24/2015 Y N N N MKD/NW-16-0166L 02/26/2016 Rev.1 7 7.9 1 348-8279 07.09-16 12/24/2015 N N N N MKD/NW-16-0216L 03/10/2016 Rev.1 7 7.9 1 R_348-8279(17) 348-8279 07.09-17 12/24/2015 N N N Y MKD/NW-16-0197L 03/04/2016 Rev.1 7 7.9 1 348-8279 07.09-18 12/24/2015 N N N N MKD/NW-16-0197L 03/04/2016 Rev.1 7 7.9 1 R_50-7911(8) 348-8279 07.09-19 12/24/2015 Y N N N MKD/NW-16-0197L 03/04/2016 Rev.1 7 7.9 1 R_45-7883(2R) 45-7883R 07.09-2 06/23/2015 N N N Y MKD/NW-16-0681L 09/28/2016 Rev.1 7 7.9 1 R_45-7883(4R) 45-7883R 07.09-4 06/23/2015 N N N Y MKD/NW-16-0681L 09/28/2016 Rev.1 7 7.9 1 R_348-8279(12R) 348-8279R 07.09-12 12/24/2015 N N N Y MKD/NW-16-0946L 08/30/2016 Rev.1 7 7.9 1 R_348-8279(9R) 348-8279R 07.09-9 12/24/2015 Y N N Y MKD/NW-16-0970L 09/16/2016 Rev.1 7 7.9 1 R_45-7883(3R) 45-7883R 07.09-3 06/23/2015 N N N Y MKD/NW-16-0982L 09/16/2016 Rev.1 7 7.9 1 R_45-7883(7R) 45-7883R 07.09-7 06/23/2015 Y N N Y MKD/NW-16-0984L 09/20/2016 Rev.1 7 7.9 1 R_348-8279(11) 348-8279 07.09-11 12/24/2015 N N N Y MKD/NW-16-0340L 04/16/2016 Rev.1 7 7.9 1 R_348-8279(12) 348-8279 07.09-12 12/24/2015 N N N Y MKD/NW-16-0340L 04/16/2016 Rev.1 7 7.9 1 R_348-8279(13) 348-8279 07.09-13 12/24/2015 N N N Y MKD/NW-16-0340L 04/16/2016 Rev.1 7 7.9 1 R_348-8279(14) 348-8279 07.09-14 12/24/2015 N N N Y MKD/NW-16-0340L 04/16/2016 Rev.1 7 7.9 1 R_348-8279(15) 348-8279 07.09-15 12/24/2015 N N N Y MKD/NW-16-0340L 04/16/2016 Rev.1 7 7.9 1 348-8279 07.09-9 12/24/2015 N N N N MKD/NW-16-0433L 04/28/2016 Rev.1 7 7.9 1 R_45-7883(6) 45-7883 07.09-6 06/23/2015 Y N N N MKD/NW-16-0619L 06/16/2016 Rev.1 7 7.9 1 R_348-8279(11R) 348-8279R 07.09-11 12/24/2015 N N N Y MKD/NW-16-0924L 08/25/2016 Rev.1

1) Change type : 1 (NRC RAI), 2 (NRC Non-RAI), 3 (Self-identified)

KEPCO/KHNP 36 of 70

APR1400 DCD RAI Tracking Report (Rev. 2) APR1400-K-X-TM-18001 Impact Impact DCD Change RAI/AI Issue Impact Impact on on Ch. Change ID No. Question Number Other Drivers Letter Number Response Date DCD Rev.No.

Section Type1) Number Date on DCD on PRA Tech. TR,TeR Spec. , ER 7 7.9 1 348-8279S 07.09-16 12/24/2015 N N N N MKD/NW-16-0896L 08/18/2016 Rev.1 7 7.9 1 R_45-7883(3R) 45-7883R 07.09-3 06/23/2015 N N N Y MKD/NW-16-0838L 08/02/2016 Rev.1 7 7.9 1 R_348-8279(15R) 348-8279R 07.09-15 12/24/2015 N N N Y MKD/NW-16-0763L 07/16/2016 Rev.1 7 7.9 1 R_348-8279(10R) 348-8279R 07.09-10 12/24/2015 Y N N N MKD/NW-16-0762L 07/13/2016 Rev.1 7 7.9 1 R_45-7883(2R2) 45-7883R2 07.09-2 06/23/2015 N N N Y MKD/NW-16-1098L 11/10/2016 Rev.1 7 7.9 1 R_348-8279(13R) 348-8279R 07.09-13 12/24/2015 N N N Y MKD/NW-16-1055L 11/02/2016 Rev.1 8 8.1 1 R_16-7915(1) 16-7915 08.01-1 05/22/2015 Y Y N N MKD/NW-15-0029L 06/22/2015 Rev.1 8 8.1 1 R_177-8166(10) 177-8166 08.01-10 08/31/2015 Y N N N MKD/NW-15-0374L 12/18/2015 Rev.1 8 8.1 1 R_177-8166(11) 177-8166 08.01-11 08/31/2015 Y N N N MKD/NW-15-0374L 12/18/2015 Rev.1 8 8.1 1 R_202-8206(12) 202-8206 08.01-12 09/08/2015 Y N N N MKD/NW-15-0238L 10/30/2015 Rev.1 8 8.1 1 R_202-8206(13) 202-8206 08.01-13 09/08/2015 Y N N N MKD/NW-15-0238L 10/30/2015 Rev.1 8 8.1 1 R_177-8166(2) 177-8166 08.01-2 08/31/2015 Y N N N MKD/NW-15-0257L 11/17/2015 Rev.1 8 8.1 1 177-8166 08.01-3 08/31/2015 N N N N MKD/NW-15-0374L 12/18/2015 Rev.1 8 8.1 1 177-8166 08.01-4 08/31/2015 N N N N MKD/NW-15-0340L 12/11/2015 Rev.1 8 8.1 1 177-8166 08.01-6 08/31/2015 N N N N MKD/NW-15-0374L 12/18/2015 Rev.1 8 8.1 1 R_177-8166(8) 177-8166 08.01-8 08/31/2015 Y N N N MKD/NW-15-0374L 12/18/2015 Rev.1 8 8.1 1 R_177-8166(5) 177-8166 08.01-5 08/31/2015 Y N N N MKD/NW-16-0059L 01/26/2016 Rev.1 8 8.1 1 R_177-8166(7) 177-8166 08.01-7 08/31/2015 Y N N N MKD/NW-16-0059L 01/26/2016 Rev.1 8 8.1 1 R_177-8166(9) 177-8166 08.01-9 08/31/2015 Y N N N MKD/NW-16-0153L 02/24/2016 Rev.1 8 8.1 1 R_437-8540(19R) 437-8540R 08.01-19 03/08/2016 Y N N N MKD/NW-16-0978L 09/13/2016 Rev.1 8 8.1 1 R_437-8540(15) 437-8540 08.01-15 03/08/2016 Y N N N MKD/NW-16-0299L 04/02/2016 Rev.1 8 8.1 1 R_437-8540(17) 437-8540 08.01-17 03/08/2016 Y N N N MKD/NW-16-0313L 04/06/2016 Rev.1 8 8.1 1 R_437-8540(16) 437-8540 08.01-16 03/08/2016 Y N N N MKD/NW-16-0441L 05/02/2016 Rev.1 8 8.1 1 R_437-8540(18) 437-8540 08.01-18 03/08/2016 Y N N N MKD/NW-16-0441L 05/02/2016 Rev.1 8 8.1 1 R_437-8540(19) 437-8540 08.01-19 03/08/2016 Y N N N MKD/NW-16-0497L 05/13/2016 Rev.1 8 8.2 1 R_28-7942(1) 28-7942 08.02-1 06/15/2015 Y N N N MKD/NW-15-0067L 07/29/2015 Rev.1 8 8.2 1 R_36-7936(2) 36-7936 08.02-2 06/17/2015 Y N N N MKD/NW-15-0068L 08/03/2015 Rev.1 8 8.2 1 R_39-7937(3) 39-7937 08.02-3 06/18/2015 Y N N N MKD/NW-15-0065L 07/29/2015 Rev.1 8 8.2 1 104-7961 08.02-4 07/22/2015 N N N N MKD/NW-15-0090L 08/21/2015 Rev.1 8 8.2 1 109-8079 08.02-5 07/23/2015 N N N N MKD/NW-15-0129L 09/09/2015 Rev.1 8 8.2 1 R_144-8093(6) 144-8093 08.02-6 08/07/2015 Y N N N MKD/NW-15-0207L 10/21/2015 Rev.1 8 8.2 1 R_178-8184(7) 178-8184 08.02-7 08/31/2015 Y N N N MKD/NW-15-0391L 12/23/2015 Rev.1 8 8.2 1 257-8331 08.02-8 10/19/2015 N N N N MKD/NW-15-0357L 12/16/2015 Rev.1 8 8.2 1 408-8522 08.02-10 02/17/2016 N N N N MKD/NW-16-0234L 03/17/2016 Rev.1 8 8.2 1 R_405-8497(9) 405-8497 08.02-9 02/11/2016 Y N N N MKD/NW-16-0321L 04/07/2016 Rev.1 8 8.2 1 R_453-8521(11) 453-8521 08.02-11 03/28/2016 Y N N N MKD/NW-16-1103L 11/14/2016 Rev.1 8 8.4 1 24-7928 08.04-1 06/08/2015 N N N N MKD/NW-15-0042L 07/08/2015 Rev.1 8 8.4 1 R_24-7928(2) 24-7928 08.04-2 06/08/2015 Y N N N MKD/NW-15-0042L 07/08/2015 Rev.1 8 8.4 1 24-7928 08.04-3 06/08/2015 N N N N MKD/NW-15-0042L 07/08/2015 Rev.1 8 8.4 1 24-7928 08.04-4 06/08/2015 N N N N MKD/NW-15-0042L 07/08/2015 Rev.1 8 8.4 1 R_24-7928(5) 24-7928 08.04-5 06/08/2015 Y N N N MKD/NW-15-0042L 07/08/2015 Rev.1 8 8.4 1 R_206-8216(10) 206-8216 08.04-10 09/09/2015 Y N N N MKD/NW-15-0214L 10/27/2015 Rev.1 8 8.4 1 R_258-8333(11) 258-8333 08.04-11 10/19/2015 Y N N N MKD/NW-15-0358L 12/16/2015 Rev.1 8 8.4 1 R_165-8192(6) 165-8192 08.04-6 08/20/2015 Y N N N MKD/NW-15-0269L 11/18/2015 Rev.1 8 8.4 1 R_165-8192(7) 165-8192 08.04-7 08/20/2015 Y N N N MKD/NW-15-0269L 11/18/2015 Rev.1 8 8.4 1 R_165-8192(8) 165-8192 08.04-8 08/20/2015 Y N N N MKD/NW-15-0269L 11/18/2015 Rev.1 8 8.4 1 R_165-8192(9) 165-8192 08.04-9 08/20/2015 Y N N N MKD/NW-15-0269L 11/18/2015 Rev.1 8 8.4 1 R_412-8525(12) 412-8525 08.04-12 02/22/2016 Y N N N MKD/NW-16-0272L 03/25/2016 Rev.1 8 8.4 1 R_412-8525(16) 412-8525 08.04-16 02/22/2016 Y N N N MKD/NW-16-0272L 03/25/2016 Rev.1 8 8.4 1 R_412-8525(13) 412-8525 08.04-13 02/22/2016 Y N N N MKD/NW-16-0415L 05/02/2016 Rev.1 8 8.4 1 R_412-8525(15) 412-8525 08.04-15 02/22/2016 Y N N N MKD/NW-16-0415L 05/02/2016 Rev.1 8 8.4 1 R_412-8525(17) 412-8525 08.04-17 02/22/2016 Y N N N MKD/NW-16-0415L 05/02/2016 Rev.1 8 8.4 1 R_412-8525(14) 412-8525 08.04-14 02/22/2016 Y N N N MKD/NW-16-0431L 04/28/2016 Rev.1 8 8.3.1 1 R_32-7946(1) 32-7946 08.03.01-1 06/16/2015 Y N N N MKD/NW-15-0064L 07/29/2015 Rev.1 8 8.3.1 1 R_57-7965(2) 57-7965 08.03.01-2 07/01/2015 Y N Y N MKD/NW-15-0089L 08/19/2015 Rev.1 8 8.3.1 1 R_57-7965(3) 57-7965 08.03.01-3 07/01/2015 Y N N N MKD/NW-15-0089L 08/19/2015 Rev.1 8 8.3.1 1 R_57-7965(4) 57-7965 08.03.01-4 07/01/2015 Y N N N MKD/NW-15-0089L 08/19/2015 Rev.1 8 8.3.1 1 R_102-8017(10) 102-8017 08.03.01-10 07/22/2015 Y N N N MKD/NW-15-0152L 09/17/2015 Rev.1 8 8.3.1 1 R_102-8017(11) 102-8017 08.03.01-11 07/22/2015 Y N N N MKD/NW-15-0152L 09/17/2015 Rev.1 8 8.3.1 1 R_134-8033(12) 134-8033 08.03.01-12 08/07/2015 Y N N N MKD/NW-15-0228L 10/28/2015 Rev.1 8 8.3.1 1 R_148-8104(15) 148-8104 08.03.01-15 08/10/2015 Y N N N MKD/NW-15-0229L 10/28/2015 Rev.1 8 8.3.1 1 R_148-8104(16) 148-8104 08.03.01-16 08/10/2015 Y N N N MKD/NW-15-0229L 10/28/2015 Rev.1 8 8.3.1 1 148-8104 08.03.01-17 08/10/2015 N N N N MKD/NW-15-0229L 10/28/2015 Rev.1

1) Change type : 1 (NRC RAI), 2 (NRC Non-RAI), 3 (Self-identified)

KEPCO/KHNP 37 of 70

APR1400 DCD RAI Tracking Report (Rev. 2) APR1400-K-X-TM-18001 Impact Impact DCD Change RAI/AI Issue Impact Impact on on Ch. Change ID No. Question Number Other Drivers Letter Number Response Date DCD Rev.No.

Section Type1) Number Date on DCD on PRA Tech. TR,TeR Spec. , ER 8 8.3.1 1 203-8214 08.03.01-18 09/08/2015 N N N N MKD/NW-15-0341L 12/11/2015 Rev.1 8 8.3.1 1 R_210-8239(20) 210-8239 08.03.01-20 09/14/2015 Y N N N MKD/NW-15-0308L 12/03/2015 Rev.1 8 8.3.1 1 R_61-7984(5) 61-7984 08.03.01-5 07/06/2015 Y N N N MKD/NW-15-0131L 09/08/2015 Rev.1 8 8.3.1 1 61-7984 08.03.01-6 07/06/2015 N N N N MKD/NW-15-0131L 09/08/2015 Rev.1 8 8.3.1 1 R_61-7984(7) 61-7984 08.03.01-7 07/06/2015 Y N N N MKD/NW-15-0199L 11/02/2015 Rev.1 8 8.3.1 1 R_95-8080(8) 95-8080 08.03.01-8 07/22/2015 Y N N N MKD/NW-15-0240L 10/30/2015 Rev.1 8 8.3.1 1 102-8017 08.03.01-9 07/22/2015 N N N N MKD/NW-15-0152L 09/17/2015 Rev.1 8 8.3.1 1 R_61-7984(7R) 61-7984R 08.03.01-7 07/06/2015 Y N N N MKD/NW-16-0260L 03/23/2016 Rev.1 8 8.3.1 1 148-8104 08.03.01-13 08/10/2015 N N N N MKD/NW-16-0040L 01/15/2016 Rev.1 8 8.3.1 1 R_148-8104(14) 148-8104 08.03.01-14 08/10/2015 Y N N N MKD/NW-16-0040L 01/15/2016 Rev.1 8 8.3.1 1 R_203-8214(19) 203-8214 08.03.01-19 09/08/2015 Y N N N MKD/NW-16-0060L 01/26/2016 Rev.1 8 8.3.1 1 R_259-8335(21) 259-8335 08.03.01-21 10/19/2015 Y N N N MKD/NW-16-0051L 01/20/2016 Rev.1 8 8.3.1 1 R_102-8017(10R) 102-8017R 08.03.01-10 07/22/2015 Y N N N MKD/NW-16-0289L 04/02/2016 Rev.1 8 8.3.1 1 R_422-8536(24) 422-8536 08.03.01-24 03/01/2016 Y N N N MKD/NW-16-0489L 05/13/2016 Rev.1 8 8.3.1 1 R_413-8529(22) 413-8529 08.03.01-22 02/22/2016 N N N Y MKD/NW-16-0492L 05/13/2016 Rev.1 8 8.3.1 1 R_442-8550(25) 442-8550 08.03.01-25 03/14/2016 Y N N N MKD/NW-16-0499L 05/13/2016 Rev.1 8 8.3.1 1 R_421-8500(23) 421-8500 08.03.01-23 03/01/2016 Y N N N MKD/NW-16-0550L 05/25/2016 Rev.1 8 8.3.1 1 R_421-8500(23R) 421-8500R 08.03.01-23 03/01/2016 Y N N N MKD/NW-16-1108L 11/14/2016 Rev.1 8 8.3.2 1 163-8178 08.03.02-1 08/20/2015 N N N N MKD/NW-16-0017L 01/12/2016 Rev.1 8 8.3.2 1 R_163-8178(2) 163-8178 08.03.02-2 08/20/2015 Y N N N MKD/NW-16-0017L 01/12/2016 Rev.1 8 8.3.2 1 R_441-8549(3) 441-8549 08.03.02-3 03/14/2016 Y N N N MKD/NW-16-0498L 05/13/2016 Rev.1 9 9.1.1 1 R_90-7939(1) 90-7939 09.01.01-1 07/20/2015 Y N N Y MKD/NW-15-0375L 12/18/2015 Rev.1 9 9.1.1 1 R_167-8191(10) 167-8191 09.01.01-10 08/20/2015 N N N Y MKD/NW-15-0344L 12/10/2015 Rev.1 9 9.1.1 1 R_167-8191(11) 167-8191 09.01.01-11 08/20/2015 N N N Y MKD/NW-15-0344L 12/10/2015 Rev.1 9 9.1.1 1 167-8191 09.01.01-12 08/20/2015 N N N N MKD/NW-15-0365L 12/17/2015 Rev.1 9 9.1.1 1 167-8191 09.01.01-13 08/20/2015 N N N N MKD/NW-15-0344L 12/10/2015 Rev.1 9 9.1.1 1 R_179-8190(14) 179-8190 09.01.01-14 09/01/2015 Y N N N MKD/NW-15-0182L 10/19/2015 Rev.1 9 9.1.1 1 R_179-8190(15) 179-8190 09.01.01-15 09/01/2015 Y N N N MKD/NW-15-0349L 12/10/2015 Rev.1 9 9.1.1 1 R_179-8190(16) 179-8190 09.01.01-16 09/01/2015 Y N Y Y MKD/NW-15-0349L 12/10/2015 Rev.1 9 9.1.1 1 R_179-8190(17) 179-8190 09.01.01-17 09/01/2015 N N N Y MKD/NW-15-0349L 12/10/2015 Rev.1 9 9.1.1 1 R_179-8190(19) 179-8190 09.01.01-19 09/01/2015 Y N N N MKD/NW-15-0182L 10/19/2015 Rev.1 9 9.1.1 1 167-8191 09.01.01-2 08/20/2015 N N N N MKD/NW-15-0344L 12/10/2015 Rev.1 9 9.1.1 1 R_179-8190(20) 179-8190 09.01.01-20 09/01/2015 Y N N N MKD/NW-15-0182L 10/19/2015 Rev.1 9 9.1.1 1 R_179-8190(21) 179-8190 09.01.01-21 09/01/2015 N N N Y MKD/NW-15-0349L 12/10/2015 Rev.1 9 9.1.1 1 179-8190 09.01.01-22 09/01/2015 N N N N MKD/NW-15-0349L 12/10/2015 Rev.1 9 9.1.1 1 R_179-8190(23) 179-8190 09.01.01-23 09/01/2015 N N N Y MKD/NW-15-0349L 12/10/2015 Rev.1 9 9.1.1 1 179-8190 09.01.01-24 09/01/2015 N N N N MKD/NW-15-0349L 12/10/2015 Rev.1 9 9.1.1 1 R_179-8190(25) 179-8190 09.01.01-25 09/01/2015 N N N Y MKD/NW-15-0349L 12/10/2015 Rev.1 9 9.1.1 1 R_179-8190(26) 179-8190 09.01.01-26 09/01/2015 Y N N Y MKD/NW-15-0182L 10/19/2015 Rev.1 9 9.1.1 1 R_167-8191(3) 167-8191 09.01.01-3 08/20/2015 N N N Y MKD/NW-15-0344L 12/10/2015 Rev.1 9 9.1.1 1 R_167-8191(4) 167-8191 09.01.01-4 08/20/2015 N N N Y MKD/NW-15-0344L 12/10/2015 Rev.1 9 9.1.1 1 R_167-8191(5) 167-8191 09.01.01-5 08/20/2015 N N N Y MKD/NW-15-0344L 12/10/2015 Rev.1 9 9.1.1 1 R_167-8191(6) 167-8191 09.01.01-6 08/20/2015 N N N Y MKD/NW-15-0156L 09/17/2015 Rev.1 9 9.1.1 1 167-8191 09.01.01-7 08/20/2015 N N N N MKD/NW-15-0344L 12/10/2015 Rev.1 9 9.1.1 1 167-8191 09.01.01-8 08/20/2015 N N N N MKD/NW-15-0344L 12/10/2015 Rev.1 9 9.1.1 1 167-8191 09.01.01-9 08/20/2015 N N N N MKD/NW-15-0344L 12/10/2015 Rev.1 9 9.1.1 1 R_179-8190(15R) 179-8190R 09.01.01-15 09/01/2015 Y N N N MKD/NW-16-0113L 02/03/2016 Rev.1 9 9.1.1 1 R_179-8190(18) 179-8190 09.01.01-18 09/01/2015 Y N N N MKD/NW-16-0041L 01/15/2016 Rev.1 9 9.1.1 1 364-8421 09.01.01-27 01/11/2016 N N N N MKD/NW-16-0183L 03/03/2016 Rev.1 9 9.1.1 1 364-8421 09.01.01-28 01/11/2016 N N N N MKD/NW-16-0211L 03/09/2016 Rev.1 9 9.1.1 1 R_364-8421(29) 364-8421 09.01.01-29 01/11/2016 Y N N N MKD/NW-16-0132L 02/16/2016 Rev.1 9 9.1.1 1 364-8421 09.01.01-30 01/11/2016 N N N N MKD/NW-16-0211L 03/09/2016 Rev.1 9 9.1.1 1 R_364-8421(31) 364-8421 09.01.01-31 01/11/2016 Y N N N MKD/NW-16-0211L 03/09/2016 Rev.1 9 9.1.1 1 R_364-8421(32) 364-8421 09.01.01-32 01/11/2016 N N N Y MKD/NW-16-0132L 02/16/2016 Rev.1 9 9.1.1 1 R_364-8421(33) 364-8421 09.01.01-33 01/11/2016 Y N N N MKD/NW-16-0211L 03/09/2016 Rev.1 9 9.1.1 1 364-8421 09.01.01-34 01/11/2016 N N N N MKD/NW-16-0116L 02/04/2016 Rev.1 9 9.1.1 1 167-8191R 09.01.01-2 08/20/2015 N N N N MKD/NW-16-0402L 04/22/2016 Rev.1 9 9.1.1 1 R_167-8191(4R) 167-8191R 09.01.01-4 08/20/2015 Y N Y Y MKD/NW-16-0402L 04/22/2016 Rev.1 9 9.1.1 1 R_167-8191(5R) 167-8191R 09.01.01-5 08/20/2015 N N N Y MKD/NW-16-0402L 04/22/2016 Rev.1 9 9.1.1 1 R_179-8190(15R2) 179-8190R2 09.01.01-15 09/01/2015 Y N N N MKD/NW-16-0418L 04/22/2016 Rev.1 9 9.1.1 1 R_179-8190(16R) 179-8190R 09.01.01-16 09/01/2015 Y N Y Y MKD/NW-16-0418L 04/22/2016 Rev.1 9 9.1.1 1 R_179-8190(19R) 179-8190R 09.01.01-19 09/01/2015 Y N N N MKD/NW-16-0418L 04/22/2016 Rev.1 9 9.1.1 1 R_179-8190(20R) 179-8190R 09.01.01-20 09/01/2015 Y N N N MKD/NW-16-0418L 04/22/2016 Rev.1

1) Change type : 1 (NRC RAI), 2 (NRC Non-RAI), 3 (Self-identified)

KEPCO/KHNP 38 of 70

APR1400 DCD RAI Tracking Report (Rev. 2) APR1400-K-X-TM-18001 Impact Impact DCD Change RAI/AI Issue Impact Impact on on Ch. Change ID No. Question Number Other Drivers Letter Number Response Date DCD Rev.No.

Section Type1) Number Date on DCD on PRA Tech. TR,TeR Spec. , ER 9 9.1.1 1 R_179-8190(23R) 179-8190R 09.01.01-23 09/01/2015 N N N Y MKD/NW-16-0418L 04/22/2016 Rev.1 9 9.1.1 1 R_179-8190(25R) 179-8190R 09.01.01-25 09/01/2015 N N N Y MKD/NW-16-0418L 04/22/2016 Rev.1 9 9.1.1 1 R_179-8190(26R) 179-8190R 09.01.01-26 09/01/2015 Y N N Y MKD/NW-16-0418L 04/22/2016 Rev.1 9 9.1.1 1 R_364-8421(29R) 364-8421R 09.01.01-29 01/11/2016 Y N N N MKD/NW-16-0420L 04/22/2016 Rev.1 9 9.1.1 1 R_454-8561(35) 454-8561 09.01.01-35 03/30/2016 Y N N N MKD/NW-16-0709L 06/30/2016 Rev.1 9 9.1.1 1 R_469-8578(37) 469-8578 09.01.01-37 04/22/2016 N N N Y MKD/NW-16-0534L 05/20/2016 Rev.1 9 9.1.1 1 R_90-7939(1R) 90-7939R 09.01.01-1 07/20/2015 Y N N Y MKD/NW-16-0539L 05/23/2016 Rev.1 9 9.1.1 1 R_179-8190(21R) 179-8190R 09.01.01-21 09/01/2015 N N N Y MKD/NW-16-0540L 05/23/2016 Rev.1 9 9.1.1 1 179-8190R 09.01.01-22 09/01/2015 N N N N MKD/NW-16-0540L 05/23/2016 Rev.1 9 9.1.1 1 R_179-8190(23R2) 179-8190R2 09.01.01-23 09/01/2015 N N N Y MKD/NW-16-0540L 05/23/2016 Rev.1 9 9.1.1 1 R_179-8190(25R3) 179-8190R2 09.01.01-25 09/01/2015 N N N Y MKD/NW-16-0540L 05/23/2016 Rev.1 9 9.1.1 1 R_469-8579(40) 469-8578 09.01.01-40 04/22/2016 Y N N N MKD/NW-16-0541L 05/23/2016 Rev.1 9 9.1.1 1 469-8578 09.01.01-36 04/22/2016 N N N N MKD/NW-16-0572L 06/01/2016 Rev.1 9 9.1.1 1 R_484-8598(42) 484-8598 09.01.01-42 05/16/2016 Y N N N MKD/NW-16-0605L 06/10/2016 Rev.1 9 9.1.1 1 483-8602 09.01.01-41 05/16/2016 N N N N MKD/NW-16-0609L 06/10/2016 Rev.1 9 9.1.1 1 R_469-8578(38) 469-8578 09.01.01-38 04/22/2016 Y N N N MKD/NW-16-0636L 06/17/2016 Rev.1 9 9.1.1 1 469-8578 09.01.01-39 04/22/2016 N N N N MKD/NW-16-0636L 06/17/2016 Rev.1 9 9.1.1 1 R_454-8561(35R) 454-8561R 09.01.01-35 03/30/2016 Y N N N MKD/NW-16-0883L 08/16/2016 Rev.1 9 9.1.1/9.1.2 2 A_9-24.1 9-24.1 MCB Issue #1 07/08/2015 Y N N N MKD/NW-15-0263L 11/13/2015 Rev.1 9 9.1.1/9.1.2 2 A_9-24.2 9-24.2 MCB Issue #2 07/08/2015 Y N N N MKD/NW-15-0263L 11/13/2015 Rev.1 9 9.1.1/9.1.2 2 9-24.3 MCB Issue #3 07/08/2015 N N N N MKD/NW-15-0263L 11/13/2015 Rev.1 9 9.1.1/9.1.2 2 9-24.4 MCB Issue #4 07/08/2015 N N N N MKD/NW-15-0263L 11/13/2015 Rev.1 9 9.1.1/9.1.2 2 9-24.5 MCB Issue #5 07/08/2015 Y N N N MKD/NW-15-0263L 11/13/2015 Rev.1 9 9.1.1/9.1.2 2 A_9-24.5R 9-24.5R MCB Issue #5 07/08/2015 Y N N N MKD/NW-15-0377L 12/18/2015 Rev.1 9 9.1.1/9.1.2 2 A_9-24.7 9-24.7 MCB Issue #7 07/08/2015 Y N N N MKD/NW-15-0263L 11/13/2015 Rev.1 9 9.1.1/9.1.2 2 9-24.8 MCB Issue #8 07/08/2015 N N N N MKD/NW-15-0263L 11/13/2015 Rev.1 9 9.1.1/9.1.2 2 A_9-24.8R 9-24.8R MCB Issue #8 07/08/2015 Y N N N MKD/NW-15-0377L 12/18/2015 Rev.1 9 9.1.1/9.1.2 2 A_9-24.10 9-24..10 MCB Issue #10 07/08/2015 Y N N N MKD/NW-15-0263L 11/13/2015 Rev.1 9 9.1.2 1 R_79-7990(1) 79-7990 09.01.02-1 07/15/2015 Y N N N MKD/NW-15-0209L 10/28/2015 Rev.1 9 9.1.2 1 R_79-7990(2) 79-7990 09.01.02-2 07/15/2015 Y N N N MKD/NW-15-0209L 10/28/2015 Rev.1 9 9.1.2 1 R_79-7990(3) 79-7990 09.01.02-3 07/15/2015 Y N N N MKD/NW-15-0209L 10/28/2015 Rev.1 9 9.1.2 1 R_79-7990(4) 79-7990 09.01.02-4 07/15/2015 Y N N N MKD/NW-15-0209L 10/28/2015 Rev.1 9 9.1.2 1 R_287-8272(45) 287-8272 09.01.02-45 11/02/2015 Y N N N MKD/NW-15-0426L 12/31/2015 Rev.1 9 9.1.2 1 287-8272 09.01.02-47 11/02/2015 N N N N MKD/NW-15-0426L 12/31/2015 Rev.1 9 9.1.2 1 79-7990 09.01.02-5 07/15/2015 N N N N MKD/NW-15-0209L 10/28/2015 Rev.1 9 9.1.2 1 79-7990 09.01.02-6 07/15/2015 N N N N MKD/NW-15-0209L 10/28/2015 Rev.1 9 9.1.2 1 R_79-7990(7) 79-7990 09.01.02-7 07/15/2015 Y N N N MKD/NW-15-0209L 10/28/2015 Rev.1 9 9.1.2 1 R_98-8051(8) 98-8051 09.01.02-8 07/22/2015 Y N N N MKD/NW-15-0212L 10/26/2015 Rev.1 9 9.1.2 1 R_287-8272(9) 287-8272 09.01.02-9 11/02/2015 Y N N N MKD/NW-15-0426L 12/31/2015 Rev.1 9 9.1.2 1 R_287-8272(10) 287-8272 09.01.02-10 11/02/2015 Y N N N MKD/NW-16-0016L 01/07/2016 Rev.1 9 9.1.2 1 287-8272 09.01.02-11 11/02/2015 N N N N MKD/NW-16-0073L 01/27/2016 Rev.1 9 9.1.2 1 287-8272 09.01.02-12 11/02/2015 N N N N MKD/NW-16-0111L 02/03/2016 Rev.1 9 9.1.2 1 287-8272 09.01.02-13 11/02/2015 N N N N MKD/NW-16-0073L 01/27/2016 Rev.1 9 9.1.2 1 287-8272 09.01.02-14 11/02/2015 N N N N MKD/NW-16-0073L 01/27/2016 Rev.1 9 9.1.2 1 R_287-8272(15) 287-8272 09.01.02-15 11/02/2015 N N N Y MKD/NW-16-0279L 03/29/2016 Rev.1 9 9.1.2 1 R_287-8272(16) 287-8272 09.01.02-16 11/02/2015 N N N Y MKD/NW-16-0279L 03/29/2016 Rev.1 9 9.1.2 1 287-8272 09.01.02-17 11/02/2015 N N N N MKD/NW-16-0073L 01/27/2016 Rev.1 9 9.1.2 1 R_287-8272(18) 287-8272 09.01.02-18 11/02/2015 N N N Y MKD/NW-16-0073L 01/27/2016 Rev.1 9 9.1.2 1 R_287-8272(19) 287-8272 09.01.02-19 11/02/2015 Y N N N MKD/NW-16-0016L 01/07/2016 Rev.1 9 9.1.2 1 R_287-8272(20) 287-8272 09.01.02-20 11/02/2015 N N N Y MKD/NW-16-0279L 03/29/2016 Rev.1 9 9.1.2 1 R_287-8272(21) 287-8272 09.01.02-21 11/02/2015 N N N Y MKD/NW-16-0279L 03/29/2016 Rev.1 9 9.1.2 1 R_287-8272(22) 287-8272 09.01.02-22 11/02/2015 N N N Y MKD/NW-16-0073L 01/27/2016 Rev.1 9 9.1.2 1 R_287-8272(23) 287-8272 09.01.02-23 11/02/2015 N N N Y MKD/NW-16-0073L 01/27/2016 Rev.1 9 9.1.2 1 R_287-8272(24) 287-8272 09.01.02-24 11/02/2015 N N N Y MKD/NW-16-0279L 03/29/2016 Rev.1 9 9.1.2 1 287-8272 09.01.02-25 11/02/2015 N N N N MKD/NW-16-0073L 01/27/2016 Rev.1 9 9.1.2 1 287-8272 09.01.02-26 11/02/2015 N N N N MKD/NW-16-0058L 01/26/2016 Rev.1 9 9.1.2 1 R_287-8272(28) 287-8272 09.01.02-28 11/02/2015 N N N Y MKD/NW-16-0073L 01/27/2016 Rev.1 9 9.1.2 1 R_287-8272(29) 287-8272 09.01.02-29 11/02/2015 N N N Y MKD/NW-16-0073L 01/27/2016 Rev.1 9 9.1.2 1 287-8272 09.01.02-30 11/02/2015 N N N N MKD/NW-16-0279L 03/29/2016 Rev.1 9 9.1.2 1 287-8272 09.01.02-31 11/02/2015 N N N N MKD/NW-16-0279L 03/29/2016 Rev.1 9 9.1.2 1 R_287-8272(32) 287-8272 09.01.02-32 11/02/2015 N N N Y MKD/NW-16-0058L 01/26/2016 Rev.1 9 9.1.2 1 R_287-8272(33) 287-8272 09.01.02-33 11/02/2015 N N N Y MKD/NW-16-0073L 01/27/2016 Rev.1 9 9.1.2 1 R_287-8272(34) 287-8272 09.01.02-34 11/02/2015 N N N Y MKD/NW-16-0058L 01/26/2016 Rev.1

1) Change type : 1 (NRC RAI), 2 (NRC Non-RAI), 3 (Self-identified)

KEPCO/KHNP 39 of 70

APR1400 DCD RAI Tracking Report (Rev. 2) APR1400-K-X-TM-18001 Impact Impact DCD Change RAI/AI Issue Impact Impact on on Ch. Change ID No. Question Number Other Drivers Letter Number Response Date DCD Rev.No.

Section Type1) Number Date on DCD on PRA Tech. TR,TeR Spec. , ER 9 9.1.2 1 R_287-8272(35) 287-8272 09.01.02-35 11/02/2015 N N N Y MKD/NW-16-0058L 01/26/2016 Rev.1 9 9.1.2 1 R_287-8272(36) 287-8272 09.01.02-36 11/02/2015 Y N N N MKD/NW-16-0073L 01/27/2016 Rev.1 9 9.1.2 1 287-8272 09.01.02-37 11/02/2015 N N N N MKD/NW-16-0058L 01/26/2016 Rev.1 9 9.1.2 1 287-8272 09.01.02-38 11/02/2015 N N N N MKD/NW-16-0058L 01/26/2016 Rev.1 9 9.1.2 1 R_287-8272(39) 287-8272 09.01.02-39 11/02/2015 N N N Y MKD/NW-16-0058L 01/26/2016 Rev.1 9 9.1.2 1 R_287-8272(40) 287-8272 09.01.02-40 11/02/2015 N N N Y MKD/NW-16-0073L 01/27/2016 Rev.1 9 9.1.2 1 287-8272 09.01.02-41 11/02/2015 N N N N MKD/NW-16-0073L 01/27/2016 Rev.1 9 9.1.2 1 R_287-8272(42) 287-8272 09.01.02-42 11/02/2015 N N N Y MKD/NW-16-0073L 01/27/2016 Rev.1 9 9.1.2 1 R_287-8272(43) 287-8272 09.01.02-43 11/02/2015 N N N Y MKD/NW-16-0073L 01/27/2016 Rev.1 9 9.1.2 1 287-8272 09.01.02-44 11/02/2015 N N N N MKD/NW-16-0073L 01/27/2016 Rev.1 9 9.1.2 1 287-8272 09.01.02-46 09/01/2015 N N N N MKD/NW-16-0050L 01/20/2016 Rev.1 9 9.1.2 1 380-8443 09.01.02-49 02/01/2016 N N N N MKD/NW-16-0254L 03/21/2016 Rev.1 9 9.1.2 1 R_287-8272(47R) 287-8272R 09.01.02-47 11/02/2015 Y N N N MKD/NW-16-0933L 09/06/2016 Rev.1 9 9.1.2 1 R_380-8443(48) 380-8443 09.01.02-48 02/01/2015 Y N N N MKD/NW-16-0327L 04/08/2016 Rev.1 9 9.1.2 1 287-8272R 09.01.02-30 11/02/2015 N N N N MKD/NW-16-0466L 05/10/2016 Rev.1 9 9.1.2 1 R_458-8569(52) 458-8569 09.01.02-52 04/13/2016 Y N N N MKD/NW-16-0710L 06/30/2016 Rev.1 9 9.1.2 1 R_458-8569(53) 458-8569 09.01.02-53 04/13/2016 Y N N N MKD/NW-16-0710L 06/30/2016 Rev.1 9 9.1.2 1 R_458-8569(54) 458-8569 09.01.02-54 04/13/2016 Y N N N MKD/NW-16-0710L 06/30/2016 Rev.1 9 9.1.2 1 287-8272 09.01.02-27 11/02/2015 N N N N MKD/NW-16-0591L 06/10/2016 Rev.1 9 9.1.2 1 458-8569 09.01.02-51 04/13/2016 N N N N MKD/NW-16-0604L 06/10/2016 Rev.1 9 9.1.2 1 R_480-8608(55R) 480-8608R 09.01.02-55 05/11/2016 Y N N N MKD/NW-16-0843L 08/02/2016 Rev.1 9 9.1.2 1 R_380-8443(50) 380-8443 09.01.02-50 02/01/2016 Y N N Y MKD/NW-16-0794L 07/20/2016 Rev.1 9 9.1.2 1 495-8627 09.01.02-56 06/10/2016 N N N N MKD/NW-16-0761L 07/13/2016 Rev.1 9 9.1.2 1 480-8608 09.01.02-55 05/11/2016 N N N N MKD/NW-16-0748L 07/12/2016 Rev.1 9 9.1.3 1 R_77-7991(1) 77-7991 09.01.03-1 07/15/2015 Y N N N MKD/NW-16-0067L 01/26/2016 Rev.1 9 9.1.3 1 R_77-7991(2) 77-7991 09.01.03-2 07/15/2015 Y N N N MKD/NW-16-0067L 01/26/2016 Rev.1 9 9.1.3 1 R_77-7991(3) 77-7991 09.01.03-3 07/15/2015 Y N N N MKD/NW-16-0067L 01/26/2016 Rev.1 9 9.1.3 1 R_497-8622(6) 497-8622 09.01.03-6 06/17/2016 Y N N N MKD/NW-16-0910L 08/23/2016 Rev.1 9 9.1.3 1 497-8622 09.01.03-7 06/17/2016 N N N N MKD/NW-16-0852L 08/04/2016 Rev.1 9 9.1.3 1 R_497-8622(8) 497-8622 09.01.03-8 06/17/2016 Y N N N MKD/NW-16-0852L 08/04/2016 Rev.1 9 9.1.3 1 R_473-8582(4) 473-8582 09.01.03-4 05/02/2016 Y N N N MKD/NW-16-0737L 07/07/2016 Rev.1 9 9.1.3 1 R_473-8582(5) 473-8582 09.01.03-5 05/02/2016 Y N N N MKD/NW-16-0737L 07/07/2016 Rev.1 9 9.1.4 1 161-7992 09.01.04-1 08/20/2015 N N N N MKD/NW-15-0289L 11/30/2015 Rev.1 9 9.1.4 1 181-8011 09.01.04-2 08/31/2015 N N N N MKD/NW-15-0183L 10/07/2015 Rev.1 9 9.1.4 1 181-8011 09.01.04-3 08/31/2015 N N N N MKD/NW-15-0183L 10/07/2015 Rev.1 9 9.1.4 1 R_181-8011(4) 181-8011 09.01.04-4 08/31/2015 Y N N N MKD/NW-16-0002L 01/06/2016 Rev.1 9 9.1.4 1 474-8588 09.01.04-5 05/02/2016 N N N N MKD/NW-16-0847L 08/03/2016 Rev.1 9 9.1.4 1 474-8588 09.01.04-6 05/02/2016 N N N N MKD/NW-16-0847L 08/03/2016 Rev.1 9 9.1.4 1 R_161-7992(1R) 161-7992R 09.01.04-1 08/20/2015 Y N N N MKD/NW-16-0846L 08/03/2016 Rev.1 9 9.1.5 1 124-8071 09.01.05-1 08/04/2015 N N N N MKD/NW-15-0343L 12/10/2015 Rev.1 9 9.1.5 1 R_124-8071(2) 124-8071 09.01.05-2 08/04/2015 Y N N N MKD/NW-15-0259L 11/13/2015 Rev.1 9 9.1.5 1 124-8071 09.01.05-3 08/04/2015 N N N N MKD/NW-15-0259L 11/13/2015 Rev.1 9 9.1.5 1 R_124-8071(4) 124-8071 09.01.05-4 08/04/2015 Y N N N MKD/NW-15-0192L 10/12/2015 Rev.1 9 9.1.5 1 R_124-8071(5) 124-8071 09.01.05-5 08/04/2015 Y N N N MKD/NW-15-0192L 10/12/2015 Rev.1 9 9.1.5 1 R_124-8071(6) 124-8071 09.01.05-6 08/04/2015 Y N N N MKD/NW-15-0192L 10/12/2015 Rev.1 9 9.1.5 1 R_124-8071(7) 124-8071 09.01.05-7 08/04/2015 Y N N N MKD/NW-15-0192L 10/12/2015 Rev.1 9 9.1.5 1 R_124-8071(8) 124-8071 09.01.05-8 08/04/2015 Y N N N MKD/NW-15-0192L 10/12/2015 Rev.1 9 9.1.5 1 R_124-8071(9) 124-8071 09.01.05-9 08/04/2015 Y N N N MKD/NW-15-0192L 10/12/2015 Rev.1 9 9.1.5 1 R_457-8558(10) 457-8558 09.01.05-10 04/06/2016 Y N N N MKD/NW-16-0500L 05/16/2016 Rev.1 9 9.1.5 1 R_457-8558(11) 457-8558 09.01.05-11 04/06/2016 Y N N N MKD/NW-16-0500L 05/16/2016 Rev.1 9 9.1.5 1 R_457-8558(12) 457-8558 09.01.05-12 04/06/2016 Y N N N MKD/NW-16-0500L 05/16/2016 Rev.1 9 9.2.1 1 R_211-8236(1) 211-8236 09.02.01-1 09/14/2015 Y N N N MKD/NW-16-0258L 03/23/2016 Rev.1 9 9.2.1 1 R_211-8236(3) 211-8236 09.02.01-3 09/14/2015 Y N N N MKD/NW-16-0258L 03/23/2016 Rev.1 9 9.2.1 1 R_211-8236(4) 211-8236 09.02.01-4 09/14/2015 Y N N N MKD/NW-16-0258L 03/23/2016 Rev.1 9 9.2.1 1 211-8236 09.02.01-5 09/14/2015 N N N N MKD/NW-16-0258L 03/23/2016 Rev.1 9 9.2.1 1 R_211-8236(7) 211-8236 09.02.01-7 09/14/2015 Y N N N MKD/NW-16-0168L 02/26/2016 Rev.1 9 9.2.1 1 R_211-8236(6) 211-8236 09.02.01-6 09/14/2015 Y N N N MKD/NW-16-0442L 05/02/2016 Rev.1 9 9.2.1 1 R_211-8236(2) 211-8236 09.02.01-2 09/14/2015 Y N N N MKD/NW-16-0496L 05/18/2016 Rev.1 9 9.2.1 1 R_479-8605(8) 479-8605 09.02.01-8 05/10/2016 Y N N N MKD/NW-16-0600L 06/10/2016 Rev.1 9 9.2.1 1 R_493-8621(9) 493-8621 09.02.01-9 05/31/2016 Y N N N MKD/NW-16-0760L 07/13/2016 Rev.1 9 9.2.2 1 R_269-8319(11) 269-8319 09.02.02-11 10/22/2015 Y N N N MKD/NW-15-0284L 11/25/2015 Rev.1 9 9.2.2 1 R_269-8319(12) 269-8319 09.02.02-12 10/22/2015 Y N N N MKD/NW-15-0361L 12/16/2015 Rev.1 9 9.2.2 1 R_269-8319(13) 269-8319 09.02.02-13 10/22/2015 Y N N N MKD/NW-15-0284L 11/25/2015 Rev.1

1) Change type : 1 (NRC RAI), 2 (NRC Non-RAI), 3 (Self-identified)

KEPCO/KHNP 40 of 70

APR1400 DCD RAI Tracking Report (Rev. 2) APR1400-K-X-TM-18001 Impact Impact DCD Change RAI/AI Issue Impact Impact on on Ch. Change ID No. Question Number Other Drivers Letter Number Response Date DCD Rev.No.

Section Type1) Number Date on DCD on PRA Tech. TR,TeR Spec. , ER 9 9.2.2 1 R_269-8319(14) 269-8319 09.02.02-14 10/22/2015 Y N N N MKD/NW-15-0400L 12/29/2015 Rev.1 9 9.2.2 1 269-8319 09.02.02-15 10/22/2015 N N N N MKD/NW-15-0361L 12/16/2015 Rev.1 9 9.2.2 1 R_169-8319(16) 269-8319 09.02.02-16 10/22/2015 Y N N N MKD/NW-15-0371L 12/17/2015 Rev.1 9 9.2.2 1 R_256-8321(6) 256-8321 09.02.02-6 10/19/2015 Y N N N MKD/NW-15-0420L 12/31/2015 Rev.1 9 9.2.2 1 R_246-8307(1) 246-8307 09.02.02-1 10/14/2015 Y N N N MKD/NW-16-0109L 02/03/2016 Rev.1 9 9.2.2 1 R_246-8307(2) 246-8307 09.02.02-2 10/14/2015 Y N N N MKD/NW-16-0109L 02/03/2016 Rev.1 9 9.2.2 1 R_256-8321(5) 256-8321 09.02.02-5 10/19/2015 Y N N N MKD/NW-16-0159L 03/02/2016 Rev.1 9 9.2.2 1 R_256-8321(7) 256-8321 09.02.02-7 10/19/2015 Y N N N MKD/NW-16-0250L 03/21/2016 Rev.1 9 9.2.2 1 R_256-8321(9) 256-8321 09.02.02-9 10/19/2015 Y N N N MKD/NW-16-0274L 03/25/2016 Rev.1 9 9.2.2 1 R_256-8321(10) 256-8321 09.02.02-10 10/19/2015 Y N N N MKD/NW-16-0130L 02/16/2016 Rev.1 9 9.2.2 1 R_256-8321(8) 256-8321 09.02.02-8 10/19/2015 Y N N N MKD/NW-16-0414L 04/22/2016 Rev.1 9 9.2.2 1 R_269-8319(12R) 269-8319R 09.02.02-12 10/22/2015 Y N N N MKD/NW-16-0419L 04/22/2016 Rev.1 9 9.2.2 1 R_269-8319(13R) 269-8319R 09.02.02-13 10/22/2015 Y N N N MKD/NW-16-0419L 04/22/2016 Rev.1 9 9.2.2 1 R_269-8319(14R) 269-8319R 09.02.02-14 10/22/2015 Y N N N MKD/NW-16-0429L 05/10/2016 Rev.1 9 9.2.2 1 R_462-8571(17) 462-8571 09.02.02-17 04/19/2016 Y N N N MKD/NW-16-0579L 06/01/2016 Rev.1 9 9.2.2 1 256-8321 09.02.02-4 10/19/2015 N N N N MKD/NW-16-0634L 06/17/2016 Rev.1 9 9.2.2 1 R_462-8571(17R) 462-8571R 09.02.02-17 04/19/2016 Y N N N MKD/NW-16-0651L 06/21/2016 Rev.1 9 9.2.4 1 R_265-8327(1) 265-8327 09.02.04-1 10/22/2015 Y N N N MKD/NW-15-0359L 12/16/2015 Rev.1 9 9.2.5 1 R_76-8024(1) 76-8024 09.02.05-1 07/15/2015 Y N N N MKD/NW-15-0164L 09/24/2015 Rev.1 9 9.2.5.4 1 R_76-8024(1R) 76-8024R 09.02.05-1 07/15/2015 Y N N N MKD/NW-16-0455L 05/04/2016 Rev.1 9 9.2.6 1 135-8001 09.02.06-1 08/07/2015 N N N N MKD/NW-15-0250L 11/11/2015 Rev.1 9 9.2.6 1 R_135-8001(2) 135-8001 09.02.06-2 08/07/2015 Y N N N MKD/NW-15-0250L 11/11/2015 Rev.1 9 9.2.6 1 135-8001 09.02.06-3 08/07/2015 N N N N MKD/NW-15-0250L 11/11/2015 Rev.1 9 9.2.6 1 R_135-8001(4) 135-8001 09.02.06-4 08/07/2015 Y N N N MKD/NW-15-0250L 11/11/2015 Rev.1 9 9.2.6 1 R_135-8001(1R) 135-8001R 09.02.06-1 08/07/2015 Y N N N MKD/NW-16-0088L 01/28/2016 Rev.1 9 9.2.6 1 R_135-8001(1R2) 135-8001R2 09.02.06-1 08/07/2015 Y N N N MKD/NW-16-0240L 04/16/2016 Rev.1 9 9.2.6 1 R_135-8001(2R) 135-8001R 09.02.06-2 08/07/2015 Y N N N MKD/NW-16-0240L 04/16/2016 Rev.1 9 9.2.6 1 135-8001R 09.02.06-3 08/07/2015 N N N N MKD/NW-16-0240L 04/16/2016 Rev.1 9 9.2.6 1 R_135-8001(4R) 135-8001R 09.02.06-4 08/07/2015 Y N N N MKD/NW-16-0240L 04/16/2016 Rev.1 9 9.2.8 1 R_246-8307(3) 246-8307 09.02.02-3 10/14/2015 Y N N N MKD/NW-16-0233L 03/17/2016 Rev.1 9 9.2.8 1 R_246-8307(3R) 246-8307R 09.02.08-3 10/14/2015 Y N N N MKD/NW-16-0677L 06/29/2016 Rev.1 9 9.3.1 1 87-7993 09.03.01-1 07/16/2015 N N N N MKD/NW-15-0224L 10/28/2015 Rev.1 9 9.3.1 1 R_87-7993(2) 87-7993 09.03.01-2 07/16/2015 Y N N N MKD/NW-15-0410L 12/31/2015 Rev.1 9 9.3.1 1 87-7993 09.03.01-3 07/16/2015 N N N N MKD/NW-15-0224L 10/28/2015 Rev.1 9 9.3.1 1 R_87-7993(4) 87-7993 09.03.01-4 07/16/2015 Y N N Y MKD/NW-15-0224L 10/28/2015 Rev.1 9 9.3.1 1 87-7993 09.03.01-5 07/16/2015 N N N N MKD/NW-15-0224L 10/28/2015 Rev.1 9 9.3.1 1 R_477-8589(6) 477-8589 09.03.01-6 05/09/2016 Y N N N MKD/NW-16-0608L 06/10/2016 Rev.1 9 9.3.2 2 A_9-44.1 9-44.1 MCB Issue #1 08/19/2015 Y N N N MKD/NW-15-0278L 11/24/2015 Rev.1 9 9.3.2 2 9-44.2 MCB Issue #2 08/19/2015 N N N N MKD/NW-15-0278L 11/24/2015 Rev.1 9 9.3.2 2 9-44.3 MCB Issue #3 08/19/2015 N N N N MKD/NW-15-0278L 11/24/2015 Rev.1 9 9.3.2 2 A_9-44.4 9-44.4 MCB Issue #4 08/19/2015 Y N N N MKD/NW-15-0278L 11/24/2015 Rev.1 9 9.3.2 1 392-8464 09.03.02-1 02/01/2016 N N N N MKD/NW-16-0251L 03/21/2016 Rev.1 9 9.3.3 1 244-8326 09.03.03-1 10/14/2015 N N N N MKD/NW-15-0366L 12/17/2015 Rev.1 9 9.3.3 1 244-8326 09.03.03-2 10/14/2015 N N N N MKD/NW-15-0366L 12/17/2015 Rev.1 9 9.3.3 1 R_244-8326(4) 244-8326 09.03.03-4 10/14/2015 Y N N N MKD/NW-15-0333L 12/08/2015 Rev.1 9 9.3.3 1 R_244-8326(3) 244-8326 09.03.03-3 10/14/2015 Y N N N MKD/NW-16-0026L 01/11/2016 Rev.1 9 9.3.3 1 R_244-8326(4R) 244-8326R 09.03.03-4 10/14/2015 Y N N N MKD/NW-16-0814L 07/28/2016 Rev.1 9 9.3.4 1 R_160-8174(1) 160-8174 09.03.04-1 08/20/2015 Y N N N MKD/NW-15-0234L 10/30/2015 Rev.1 9 9.3.4 1 160-8174 09.03.04-2 08/20/2015 N N N N MKD/NW-15-0234L 10/30/2015 Rev.1 9 9.3.4 1 160-8174 09.03.04-3 08/20/2015 N N N N MKD/NW-15-0234L 10/30/2015 Rev.1 9 9.3.4 1 160-8174 09.03.04-4 08/20/2015 N N N N MKD/NW-15-0234L 10/30/2015 Rev.1 9 9.3.4 1 160-8174 09.03.04-5 08/20/2015 N N N N MKD/NW-15-0234L 10/30/2015 Rev.1 9 9.3.4 1 R_160-8174(6) 160-8174 09.03.04-6 08/20/2015 Y N N N MKD/NW-15-0234L 10/30/2015 Rev.1 9 9.3.4 1 160-8174S 09.03.04-2 02/25/2016 N N N N MKD/NW-16-0417L 04/22/2016 Rev.1 9 9.3.4 1 R_160-8174(6S) 160-8174S 09.03.04-6 02/25/2016 Y N N N MKD/NW-16-0417L 04/22/2016 Rev.1 9 9.4.1 1 R_236-8293(1) 236-8293 09.04.01-1 10/08/2015 Y N N N MKD/NW-15-0253L 11/12/2015 Rev.1 9 9.4.2 1 R_172-8196(1) 172-8196 09.04.02-1 08/25/2015 Y N N N MKD/NW-15-0231L 10/28/2015 Rev.1 9 9.4.3 1 97-8049 09.04.03-1 07/22/2015 N N N N MKD/NW-15-0112L 08/28/2015 Rev.1 9 9.4.5 1 214-8250 09.04.05-1 09/14/2015 N N N N MKD/NW-15-0243L 11/04/2015 Rev.1 9 9.4.5 1 R_214-8250(2) 214-8250 09.04.05-2 09/14/2015 Y N N N MKD/NW-15-0243L 11/04/2015 Rev.1 9 9.4.7 1 R_382-8484(2) 382-8484 09.04.03-2 02/01/2016 Y N N N MKD/NW-16-0141L 02/19/2016 Rev.1 9 9.5.1 1 R_84-8022(1) 84-8022 09.05.01-1 07/16/2015 Y N N N MKD/NW-15-0221L 11/11/2015 Rev.1 9 9.5.1 1 84-8022 09.05.01-10 07/16/2015 N N N N MKD/NW-15-0221L 11/11/2015 Rev.1

1) Change type : 1 (NRC RAI), 2 (NRC Non-RAI), 3 (Self-identified)

KEPCO/KHNP 41 of 70

APR1400 DCD RAI Tracking Report (Rev. 2) APR1400-K-X-TM-18001 Impact Impact DCD Change RAI/AI Issue Impact Impact on on Ch. Change ID No. Question Number Other Drivers Letter Number Response Date DCD Rev.No.

Section Type1) Number Date on DCD on PRA Tech. TR,TeR Spec. , ER 9 9.5.1 1 R_84-8022(11) 84-8022 09.05.01-11 07/16/2015 Y N N N MKD/NW-15-0221L 11/11/2015 Rev.1 9 9.5.1 1 84-8022 09.05.01-12 07/16/2015 N N N N MKD/NW-15-0221L 11/11/2015 Rev.1 9 9.5.1 1 R_84-8022(13) 84-8022 09.05.01-13 07/16/2015 Y N N N MKD/NW-15-0221L 11/11/2015 Rev.1 9 9.5.1 1 84-8022 09.05.01-14 07/16/2015 N N N N MKD/NW-15-0221L 11/11/2015 Rev.1 9 9.5.1 1 84-8022 09.05.01-15 07/16/2015 N N N N MKD/NW-15-0221L 11/11/2015 Rev.1 9 9.5.1 1 R_84-8022(16) 84-8022 09.05.01-16 07/16/2015 Y N N N MKD/NW-15-0221L 11/11/2015 Rev.1 9 9.5.1 1 84-8022 09.05.01-17 07/16/2015 N N N N MKD/NW-15-0221L 11/11/2015 Rev.1 9 9.5.1 1 84-8022 09.05.01-18 07/16/2015 N N N N MKD/NW-15-0221L 11/11/2015 Rev.1 9 9.5.1 1 84-8022 09.05.01-19 07/16/2015 N N N N MKD/NW-15-0221L 11/11/2015 Rev.1 9 9.5.1 1 R_84-8022(2) 84-8022 09.05.01-2 07/16/2015 Y N N N MKD/NW-15-0221L 11/11/2015 Rev.1 9 9.5.1 1 R_84-8022(20) 84-8022 09.05.01-20 07/16/2015 Y N N N MKD/NW-15-0221L 11/11/2015 Rev.1 9 9.5.1 1 R_84-8022(21) 84-8022 09.05.01-21 07/16/2015 Y N N N MKD/NW-15-0221L 11/11/2015 Rev.1 9 9.5.1 1 R_84-8022(22) 84-8022 09.05.01-22 07/16/2015 Y N N N MKD/NW-15-0221L 11/11/2015 Rev.1 9 9.5.1 1 R_84-8022(23) 84-8022 09.05.01-23 07/16/2015 Y N N N MKD/NW-15-0221L 11/11/2015 Rev.1 9 9.5.1 1 R_84-8022(24) 84-8022 09.05.01-24 07/16/2015 Y N N N MKD/NW-15-0221L 11/11/2015 Rev.1 9 9.5.1 1 R_84-8022(25) 84-8022 09.05.01-25 07/16/2015 Y N N N MKD/NW-15-0221L 11/11/2015 Rev.1 9 9.5.1 1 R_84-8022(26) 84-8022 09.05.01-26 07/16/2015 Y N N N MKD/NW-15-0221L 11/11/2015 Rev.1 9 9.5.1 1 R_84-8022(27) 84-8022 09.05.01-27 07/16/2015 Y N N N MKD/NW-15-0221L 11/11/2015 Rev.1 9 9.5.1 1 R_84-8022(28) 84-8022 09.05.01-28 07/16/2015 Y N N N MKD/NW-15-0221L 11/11/2015 Rev.1 9 9.5.1 1 R_84-8022(29) 84-8022 09.05.01-29 07/16/2015 Y N N N MKD/NW-15-0221L 11/11/2015 Rev.1 9 9.5.1 1 R_84-8022(3) 84-8022 09.05.01-3 07/16/2015 Y N N N MKD/NW-15-0221L 11/11/2015 Rev.1 9 9.5.1 1 R_84-8022(30) 84-8022 09.05.01-30 07/16/2015 Y N N N MKD/NW-15-0221L 11/11/2015 Rev.1 9 9.5.1 1 84-8022 09.05.01-31 07/16/2015 N N N N MKD/NW-15-0221L 11/11/2015 Rev.1 9 9.5.1 1 R_140-8139(32) 140-8139 09.05.01-32 08/07/2015 Y N N N MKD/NW-15-0125L 09/04/2015 Rev.1 9 9.5.1 1 R_140-8139(33) 140-8139 09.05.01-33 08/07/2015 Y N N N MKD/NW-15-0125L 09/04/2015 Rev.1 9 9.5.1 1 R_140-8139(34) 140-8139 09.05.01-34 08/07/2015 Y N N N MKD/NW-15-0125L 09/04/2015 Rev.1 9 9.5.1 1 R_212-8246(36) 212-8246 09.05.01-36 09/14/2015 Y N N N MKD/NW-15-0376L 12/18/2015 Rev.1 9 9.5.1 1 R_212-8246(37) 212-8246 09.05.01-37 09/14/2015 Y N N N MKD/NW-15-0258L 11/13/2015 Rev.1 9 9.5.1 1 212-8246 09.05.01-38 09/14/2015 N N N N MKD/NW-15-0335L 12/09/2015 Rev.1 9 9.5.1 1 R_212-8246(39) 212-8246 09.05.01-39 09/14/2015 Y N N N MKD/NW-15-0418L 12/31/2015 Rev.1 9 9.5.1 1 R_84-8022(4) 84-8022 09.05.01-4 07/16/2015 Y N N N MKD/NW-15-0221L 11/11/2015 Rev.1 9 9.5.1 1 R_84-8022(5) 84-8022 09.05.01-5 07/16/2015 Y N N N MKD/NW-15-0221L 11/11/2015 Rev.1 9 9.5.1 1 84-8022 09.05.01-6 07/16/2015 N N N N MKD/NW-15-0221L 11/11/2015 Rev.1 9 9.5.1 1 R_84-8022(7) 84-8022 09.05.01-7 07/16/2015 Y N N N MKD/NW-15-0221L 11/11/2015 Rev.1 9 9.5.1 1 R_84-8022(8) 84-8022 09.05.01-8 07/16/2015 Y N N N MKD/NW-15-0221L 11/11/2015 Rev.1 9 9.5.1 1 R_84-8022(9) 84-8022 09.05.01-9 07/16/2015 Y N N N MKD/NW-15-0221L 11/11/2015 Rev.1 9 9.5.1 1 R_84-8022(13R) 84-8022R 09.05.01-13 07/16/2015 Y N N N MKD/NW-16-0413L 04/22/2016 Rev.1 9 9.5.1 1 R_84-8022(29R) 84-8022R 09.05.01-29 07/16/2015 Y N N N MKD/NW-16-0413L 04/22/2016 Rev.1 9 9.5.1 1 R_140-8139(32R) 140-8139R 09.05.01-32 08/07/2015 Y N N N MKD/NW-16-0421L 05/09/2016 Rev.1 9 9.5.1 1 R_84-8022(18R) 84-8022R 09.05.01-18 07/16/2015 Y N N N MKD/NW-16-0465L 05/10/2016 Rev.1 9 9.5.1 1 R_84-8022(19R) 84-8022R 09.05.01-19 07/16/2015 Y N N N MKD/NW-16-0465L 05/10/2016 Rev.1 9 9.5.1 1 R_84-8022(30R) 84-8022R 09.05.01-30 07/16/2015 Y N N N MKD/NW-16-0465L 05/10/2016 Rev.1 9 9.5.1 1 R_456-8566(40) 456-8566 09.05.01-40 04/05/2016 Y N N N MKD/NW-16-0467L 05/11/2016 Rev.1 9 9.5.1 1 456-8566 09.05.01-41 04/05/2016 N N N N MKD/NW-16-0590L 06/02/2016 Rev.1 9 9.5.1 1 R_212-8246(35) 212-8246 09.05.01-35 09/14/2015 Y N N N MKD/NW-16-0849L 08/03/2016 Rev.1 9 9.5.1 1 R_500-8634(42) 500-8634 09.05.01-42 07/01/2016 Y N N N MKD/NW-16-0844L 08/02/2016 Rev.1 9 9.5.1 1 500-8634 09.05.01-43 07/01/2016 N N N N MKD/NW-16-1050L 10/24/2016 Rev.1 9 9.5.2 1 R_245-8292(1) 245-8292 09.05.02-1 10/14/2015 Y N N N MKD/NW-15-0419L 12/31/2015 Rev.1 9 9.5.2 1 R_245-8292(2) 245-8292 09.05.02-2 10/14/2015 Y N N N MKD/NW-15-0419L 12/31/2015 Rev.1 9 9.5.2 1 R_245-8292(3) 245-8292 09.05.02-3 10/14/2015 Y N N N MKD/NW-15-0419L 12/31/2015 Rev.1 9 9.5.2 1 R_245-8292(1R) 245-8292R 09.05.02-1 10/14/2015 Y N N N MKD/NW-16-0290L 05/03/2016 Rev.1 9 9.5.2 1 491-8613 09.05.02-4 05/26/2016 N N N N MKD/NW-16-0853L 08/09/2016 Rev.1 9 9.5.2 1 R_491-8613(5) 491-8613 09.05.02-5 05/26/2016 Y N N N MKD/NW-16-0829L 07/29/2016 Rev.1 9 9.5.3 1 R_164-8179(1) 164-8179 09.05.03-1 08/20/2015 Y N N N MKD/NW-15-0213L 11/04/2015 Rev.1 9 9.5.3 1 164-8179 09.05.03-2 08/20/2015 N N N N MKD/NW-15-0213L 11/04/2015 Rev.1 9 9.5.3 1 R_164-8179(3) 164-8179 09.05.03-3 08/20/2015 Y N N N MKD/NW-15-0213L 11/04/2015 Rev.1 9 9.5.3 1 164-8179 09.05.03-4 08/20/2015 N N N N MKD/NW-15-0213L 11/04/2015 Rev.1 9 9.5.3 1 R_204-8237(5) 204-8237 09.05.03-5 09/08/2015 Y N N N MKD/NW-15-0254L 11/12/2015 Rev.1 9 9.5.3 1 R_204-8237(6) 204-8237 09.05.03-6 09/08/2015 Y N N N MKD/NW-15-0254L 11/12/2015 Rev.1 9 9.5.3 1 R_204-8237(7) 204-8237 09.05.03-7 09/08/2015 Y N N N MKD/NW-15-0254L 11/12/2015 Rev.1 9 9.5.3 1 R_204-8237(8) 204-8237 09.05.03-8 09/08/2015 Y N N N MKD/NW-15-0261L 11/13/2015 Rev.1 9 9.5.3 1 R_375-8466(9) 375-8466 09.05.03-9 01/28/2016 Y N N N MKD/NW-16-0218L 03/10/2016 Rev.1 9 9.5.3 1 375-8466 09.05.03-10 01/28/2016 N N N N MKD/NW-16-0218L 03/10/2016 Rev.1

1) Change type : 1 (NRC RAI), 2 (NRC Non-RAI), 3 (Self-identified)

KEPCO/KHNP 42 of 70

APR1400 DCD RAI Tracking Report (Rev. 2) APR1400-K-X-TM-18001 Impact Impact DCD Change RAI/AI Issue Impact Impact on on Ch. Change ID No. Question Number Other Drivers Letter Number Response Date DCD Rev.No.

Section Type1) Number Date on DCD on PRA Tech. TR,TeR Spec. , ER 9 9.5.3 1 R_375-8466(11) 375-8466 09.05.03-11 01/28/2016 Y N N N MKD/NW-16-0218L 03/10/2016 Rev.1 9 9.5.3 1 375-8466 09.05.03-12 01/28/2016 N N N N MKD/NW-16-0218L 03/10/2016 Rev.1 9 9.5.3 1 375-8466 09.05.03-13 01/28/2016 N N N N MKD/NW-16-0218L 03/10/2016 Rev.1 9 9.5.3 1 R_375-8466(14) 375-8466 09.05.03-14 01/28/2016 Y N N N MKD/NW-16-0218L 03/10/2016 Rev.1 9 9.5.3 1 R_471-8581(16) 471-8581 09.05.03-16 04/26/2016 Y N N N MKD/NW-16-0607L 06/10/2016 Rev.1 9 9.5.3 1 471-8581 09.05.03-15 04/26/2016 N N N N MKD/NW-16-0667L 06/23/2016 Rev.1 9 9.5.3 1 R_499-8600(17) 499-8600 09.05.03-17 07/01/2016 Y N N N MKD/NW-16-0878L 08/12/2016 Rev.1 9 9.5.4 1 R_152-8006(1) 152-8006 09.05.04-1 08/10/2015 Y N N N MKD/NW-15-0142L 09/14/2015 Rev.1 9 9.5.4 1 R_152-8006(2) 152-8006 09.05.04-2 08/10/2015 Y N N N MKD/NW-15-0142L 09/14/2015 Rev.1 9 9.5.4 1 R_152-8006(3) 152-8006 09.05.04-3 08/10/2015 Y N N N MKD/NW-15-0142L 09/14/2015 Rev.1 9 9.5.4 1 152-8006 09.05.04-4 08/10/2015 N N N N MKD/NW-15-0142L 09/14/2015 Rev.1 9 9.5.4 1 R_152-8006(5) 152-8006 09.05.04-5 08/10/2015 Y N N N MKD/NW-15-0142L 09/14/2015 Rev.1 9 9.5.4 1 R_152-8006(6) 152-8006 09.05.04-6 08/10/2015 Y N N N MKD/NW-15-0142L 09/14/2015 Rev.1 9 9.5.4 1 152-8006 09.05.04-7 08/10/2015 N N N N MKD/NW-15-0142L 09/14/2015 Rev.1 9 9.5.4 2 A_9-45.1 9-45.1 MCB Issue #1 08/20/2015 Y N N N MKD/NW-15-0263L 11/13/2015 Rev.1 9 9.5.4 2 A_9-45.2 9-45.2 MCB Issue #2 08/20/2015 Y N N N MKD/NW-15-0263L 11/13/2015 Rev.1 9 9.5.4 2 A_9-45.3 9-45.3 MCB Issue #3 08/20/2015 Y N N N MKD/NW-15-0263L 11/13/2015 Rev.1 9 9.5.4 2 A_9-45.4 9-45.4 MCB Issue #4 08/20/2015 Y N N N MKD/NW-15-0263L 11/13/2015 Rev.1 9 9.5.4 2 A_9-45.5 9-45.5 MCB Issue #5 08/20/2015 Y N N N MKD/NW-15-0263L 11/13/2015 Rev.1 9 9.5.4 2 A_9-45.6 9-45.6 MCB Issue #6 08/20/2015 Y N N N MKD/NW-15-0263L 11/13/2015 Rev.1 9 9.5.4 1 R_355-8438(8) 355-8438 09.05.04-8 12/28/2015 Y N N N MKD/NW-16-0219L 03/10/2016 Rev.1 9 9.5.4 1 R_355-8438(9) 355-8438 09.05.04-9 12/28/2015 Y N N N MKD/NW-16-0194L 03/04/2016 Rev.1 9 9.5.4 1 R_355-8438(10) 355-8438 09.05.04-10 12/28/2015 Y N N N MKD/NW-16-0194L 03/04/2016 Rev.1 9 9.5.4 1 R_355-8438(11) 355-8438 09.05.04-11 12/28/2015 Y N Y N MKD/NW-16-0194L 03/04/2016 Rev.1 9 9.5.4 1 R_355-8438(12) 355-8438 09.05.04-12 12/28/2015 Y N Y N MKD/NW-16-0194L 03/04/2016 Rev.1 9 9.5.4 1 448-8557 09.05.04-13 03/21/2016 N N N N MKD/NW-16-0397L 04/22/2016 Rev.1 9 9.5.4 1 R_459-8573(14) 459-8573 09.05.04-14 04/14/2016 Y N N N MKD/NW-16-0581L 06/01/2016 Rev.1 9 9.5.4 1 R_355-8438(8R) 355-8438R 09.05.04-8 12/28/2015 Y N N N MKD/NW-16-0647L 06/21/2016 Rev.1 9 9.5.4 1 R_501-8635(16) 501-8635 09.05.04-16 07/01/2016 Y N N N MKD/NW-16-0874L 08/10/2016 Rev.1 9 9.5.4 1 R_501-8635(15) 501-8635 09.05.04-15 07/01/2016 Y N N N MKD/NW-16-0845L 08/02/2016 Rev.1 9 9.5.4 1 R_355-8438(12R) 355-8438R 09.05.04-12 12/28/2015 Y N Y N MKD/NW-16-0777L 07/19/2016 Rev.1 9 9.5.5 1 R_101-8007(1) 101-8007 09.05.05-1 07/22/2015 Y N N N MKD/NW-15-0143L 09/15/2015 Rev.1 9 9.5.5 1 R_101-8007(2) 101-8007 09.05.05-2 07/22/2015 Y N N N MKD/NW-15-0143L 09/15/2015 Rev.1 9 9.5.5 1 101-8007 09.05.05-3 07/22/2015 N N N N MKD/NW-15-0143L 09/15/2015 Rev.1 9 9.5.5 1 R_101-8007(4) 101-8007 09.05.05-4 07/22/2015 Y N N N MKD/NW-15-0143L 09/15/2015 Rev.1 9 9.5.6 1 R_100-8008(1) 100-8008 09.05.06-1 07/22/2015 Y N N N MKD/NW-15-0138L 09/11/2015 Rev.1 9 9.5.6 1 R_100-8008(2) 100-8008 09.05.06-2 07/22/2015 Y N N N MKD/NW-15-0138L 09/11/2015 Rev.1 9 9.5.7 1 R_186-8009(1) 186-8009 09.05.07-1 09/01/2015 Y N N N MKD/NW-15-0232L 10/28/2015 Rev.1 9 9.5.7 1 R_186-8009(2) 186-8009 09.05.07-2 09/01/2015 Y N N N MKD/NW-15-0368L 12/17/2015 Rev.1 9 9.5.8 1 R_127-8010(1) 127-8010 09.05.08-1 08/05/2015 Y N N N MKD/NW-15-0141L 09/14/2015 Rev.1 9 9.5.8 1 127-8010 09.05.08-3 08/05/2015 N N N N MKD/NW-15-0141L 09/14/2015 Rev.1 9 9.5.8 1 R_127-8010(2) 127-8010 09.05.08-2 08/05/2015 Y N N N MKD/NW-16-0220L 03/10/2016 Rev.1 9 9.5.8 1 R_468-8574(4) 468-8574 09.05.08-4 04/22/2016 Y N N N MKD/NW-16-0599L 06/08/2016 Rev.1 10 10.2 1 R_121-8050(2R) 121-8050R 10.02-2 07/27/2015 Y N N N MKD/NW-16-0805L 11/07/2016 Rev.1 10 10.2 1 R_121-8050(3R) 121-8050R 10.02-3 07/27/2015 Y N N N MKD/NW-16-0805L 11/07/2016 Rev.1 10 10.2 1 R_121-8050(2R) 121-8050R 10.02-4 07/27/2015 Y N N N MKD/NW-16-0805L 11/07/2016 Rev.1 10 10.2 1 R_121-8050(2R) 121-8050R 10.02-5 07/27/2015 Y N N N MKD/NW-16-0805L 11/07/2016 Rev.1 10 10.3 1 R_122-8053(1) 122-8053 10.03-1 07/27/2015 Y N N N MKD/NW-15-0230L 10/28/2015 Rev.1 10 10.3 1 R_122-8053(2) 122-8053 10.03-2 07/27/2015 Y N N N MKD/NW-15-0230L 10/28/2015 Rev.1 10 10.3 1 122-8053 10.03-3 07/27/2015 N N N N MKD/NW-15-0230L 10/28/2015 Rev.1 10 10.3 1 R_464-8575(6) 464-8575 10.03-6 04/19/2016 Y N N N MKD/NW-16-0580L 06/01/2016 Rev.1 10 10.3 1 R_463-8570(5) 463-8570 10.03-5 04/19/2016 Y N N N MKD/NW-16-0673L 06/23/2016 Rev.1 10 10.3 1 463-8570 10.03-4 04/19/2016 N N N N MKD/NW-16-0678L 06/29/2016 Rev.1 10 10.4 1 R_476-8556(1) 476-8556 10.04.10-1 05/09/2016 Y N N N MKD/NW-16-0630L 06/16/2016 Rev.1 10 10.4 1 R_476-8556(2) 476-8556 10.04.10-2 05/09/2016 Y N N N MKD/NW-16-0630L 06/16/2016 Rev.1 10 10.2.1 1 R_121-8050(1) 121-8050 10.02-1 07/27/2015 Y N N N MKD/NW-15-0220L 10/27/2015 Rev.1 10 10.2.1 1 R_121-8050(2) 121-8050 10.02-2 07/27/2015 Y N N N MKD/NW-15-0220L 10/27/2015 Rev.1 10 10.2.1 1 R_121-8050(3) 121-8050 10.02-3 07/27/2015 Y N N N MKD/NW-15-0220L 10/27/2015 Rev.1 10 10.2.1 1 R_121-8050(2) 121-8050 10.02-4 07/27/2015 Y N N N MKD/NW-15-0220L 10/27/2015 Rev.1 10 10.2.1 1 R_121-8050(2) 121-8050 10.02-5 07/27/2015 Y N N N MKD/NW-15-0220L 10/27/2015 Rev.1 10 10.2.3 2 A_10-2.1 10-2.1 MCB Issue #1 05/29/2015 Y N N N MKD/NW-15-0061L 08/04/2015 Rev.1 10 10.2.3 2 A_10-2.2 10-2.2 MCB Issue #2 05/29/2015 Y N N N MKD/NW-15-0061L 08/04/2015 Rev.1 10 10.2.3 2 A_10-2.3 10-2.3 MCB Issue #3 05/29/2015 Y N N N MKD/NW-15-0061L 08/04/2015 Rev.1

1) Change type : 1 (NRC RAI), 2 (NRC Non-RAI), 3 (Self-identified)

KEPCO/KHNP 43 of 70

APR1400 DCD RAI Tracking Report (Rev. 2) APR1400-K-X-TM-18001 Impact Impact DCD Change RAI/AI Issue Impact Impact on on Ch. Change ID No. Question Number Other Drivers Letter Number Response Date DCD Rev.No.

Section Type1) Number Date on DCD on PRA Tech. TR,TeR Spec. , ER 10 10.2.3 2 A_10-2.4 10-2.4 MCB Issue #4 05/29/2015 Y N N N MKD/NW-15-0061L 08/04/2015 Rev.1 10 10.2.3 1 R_288-8328(1) 288-8328 10.02.03-1 11/03/2015 Y N N N MKD/NW-15-0362L 12/17/2015 Rev.1 10 10.2.3 1 R_414-8531(2) 414-8531 10.02.03-2 02/22/2016 Y N N N MKD/NW-16-0255L 03/21/2016 Rev.1 10 10.3.5 2 A_10-2.5 10-2.5 MCB Issue #1 05/29/2015 Y N N N MKD/NW-15-0051L 07/17/2015 Rev.1 10 10.3.5 2 A_10-2.6 10-2.6 MCB Issue #2 05/29/2015 Y N N N MKD/NW-15-0051L 07/17/2015 Rev.1 10 10.3.5 2 A_10-2.7 10-2.7 MCB Issue #3 05/29/2015 Y N N N MKD/NW-15-0051L 07/17/2015 Rev.1 10 10.3.6 1 R_314-8378(1) 314-8378 10.03.06-1 11/16/2015 Y N N N MKD/NW-16-0009L 01/11/2016 Rev.1 10 10.3.6 1 R_314-8378(2) 314-8378 10.03.06-2 11/16/2015 Y N N N MKD/NW-16-0009L 01/11/2016 Rev.1 10 10.3.6 1 R_314-8378(3) 314-8378 10.03.06-3 11/16/2015 Y N N N MKD/NW-16-0009L 01/11/2016 Rev.1 10 10.3.6 1 314-8378 10.03.06-4 11/16/2015 N N N N MKD/NW-16-0009L 01/11/2016 Rev.1 10 10.3.6 1 R_314-8378(5) 314-8378 10.03.06-5 11/16/2015 Y N N N MKD/NW-16-0009L 01/11/2016 Rev.1 10 10.3.6 1 R_314-8378(6) 314-8378 10.03.06-6 11/16/2015 Y N N N MKD/NW-16-0009L 01/11/2016 Rev.1 10 10.3.6 1 R_314-8378(7) 314-8378 10.03.06-7 11/16/2015 Y N N N MKD/NW-16-0009L 01/11/2016 Rev.1 10 10.3.6 1 R_314-8378(8) 314-8378 10.03.06-8 11/16/2015 Y N N N MKD/NW-16-0009L 01/11/2016 Rev.1 10 10.3.6 1 R_314-8378(9) 314-8378 10.03.06-9 11/16/2015 Y N N N MKD/NW-16-0009L 01/11/2016 Rev.1 10 10.3.6 1 R_314-8378(10) 314-8378 10.03.06-10 11/16/2015 Y N N N MKD/NW-16-0009L 01/11/2016 Rev.1 10 10.3.6 1 R_314-8378(11) 314-8378 10.03.06-11 11/16/2015 Y N N N MKD/NW-16-0082L 02/03/2016 Rev.1 10 10.3.6 1 314-8378 10.03.06-12 11/16/2015 N N N N MKD/NW-16-0082L 02/03/2016 Rev.1 10 10.3.6 1 R_314-8378(13) 314-8378 10.03.06-13 11/16/2015 Y N N N MKD/NW-16-0082L 02/03/2016 Rev.1 10 10.3.6 1 R_314-8378(14) 314-8378 10.03.06-14 11/16/2015 Y N N N MKD/NW-16-0082L 02/03/2016 Rev.1 10 10.3.6 1 314-8378 10.03.06-15 11/16/2015 N N N N MKD/NW-16-0082L 02/03/2016 Rev.1 10 10.3.6 1 314-8378 10.03.06-16 11/16/2015 N N N N MKD/NW-16-0082L 02/03/2016 Rev.1 10 10.3.6 1 314-8378 10.03.06-17 11/16/2015 N N N N MKD/NW-16-0082L 02/03/2016 Rev.1 10 10.3.6 1 R_506-8649(24) 506-8649 10.03.06-24 07/26/2016 Y N N N MKD/NW-16-0935L 08/29/2016 Rev.1 10 10.3.6 1 R_506-8649(25) 506-8649 10.03.06-25 07/26/2016 Y N N N MKD/NW-16-0935L 08/29/2016 Rev.1 10 10.3.6 1 R_506-8649(26) 506-8649 10.03.06-26 07/26/2016 Y N N N MKD/NW-16-1000L 09/27/2016 Rev.1 10 10.3.6 1 506-8649 10.03.06-27 07/26/2016 N N N N MKD/NW-16-1000L 09/27/2016 Rev.1 10 10.3.6 1 R_514-8671(28) 514-8671 10.03.06-28 08/12/2016 Y N N N MKD/NW-16-1001L 09/28/2016 Rev.1 10 10.3.6 1 452-8545 10.03.06-18 03/28/2016 N N N N MKD/NW-16-0357L 04/28/2016 Rev.1 10 10.3.6 1 R_452-8545(20) 452-8545 10.03.06-20 03/28/2016 Y N N N MKD/NW-16-0357L 04/28/2016 Rev.1 10 10.3.6 1 R_452-8545(21) 452-8545 10.03.06-21 03/28/2016 Y N N N MKD/NW-16-0542L 05/23/2016 Rev.1 10 10.3.6 1 R_452-8545(22) 452-8545 10.03.06-22 03/28/2016 Y N N N MKD/NW-16-0542L 05/23/2016 Rev.1 10 10.3.6 1 R_452-8545(19) 452-8545 10.03.06-19 03/28/2016 Y N N N MKD/NW-16-0565L 05/31/2016 Rev.1 10 10.3.6 1 R_489-8615(23) 489-8615 10.03.06-23 05/24/2016 Y N N N MKD/NW-16-0635L 06/17/2016 Rev.1 10 10.3.6 1 R_506-8649(26R) 506-8649R 10.03.06-26 07/26/2016 Y N N N MKD/NW-16-1095L 11/10/2016 Rev.1 10 10.4.1 1 R_99-7836(1) 99-7836 10.04.01-1 07/22/2015 Y N N N MKD/NW-15-0178L 10/02/2015 Rev.1 10 10.4.1 1 R_99-7836(2) 99-7836 10.04.01-2 07/22/2015 Y N N N MKD/NW-15-0178L 10/02/2015 Rev.1 10 10.4.1 1 R_99-7836(3) 99-7836 10.04.01-3 07/22/2015 Y N N N MKD/NW-15-0236L 10/29/2015 Rev.1 10 10.4.1 1 99-7836 10.04.01-4 07/22/2015 N N N N MKD/NW-15-0178L 10/02/2015 Rev.1 10 10.4.1 1 R_402-8477(5) 402-8477 10.04.01-5 02/10/2016 Y N N N MKD/NW-16-0248L 03/21/2016 Rev.1 10 10.4.1 1 R_402-8477(6) 402-8477 10.04.01-6 02/10/2016 Y N N N MKD/NW-16-0358L 04/16/2016 Rev.1 10 10.4.3 1 R_153-8070(1) 153-8070 10.04.03-1 08/13/2015 Y N N N MKD/NW-15-0159L 09/18/2015 Rev.1 10 10.4.3 1 R_153-8070(2) 153-8070 10.04.03-2 08/13/2015 Y N N N MKD/NW-15-0159L 09/18/2015 Rev.1 10 10.4.3 1 153-8070 10.04.03-3 08/13/2015 N N N N MKD/NW-15-0159L 09/18/2015 Rev.1 10 10.4.4 1 R_118-8072(1) 118-8072 10.04.04-1 07/27/2015 Y N N N MKD/NW-15-0092L 08/21/2015 Rev.1 10 10.4.4 1 118-8072 10.04.04-2 07/27/2015 N N N N MKD/NW-15-0165L 09/24/2015 Rev.1 10 10.4.4 1 118-8072 10.04.04-3 07/27/2015 N N N N MKD/NW-15-0165L 09/24/2015 Rev.1 10 10.4.5 1 R_89-8052(1) 89-8052 10.04.05-1 07/20/2015 Y N N N MKD/NW-15-0215L 10/26/2015 Rev.1 10 10.4.5 1 R_89-8052(1R) 89-8052R 10.04.05-1 07/14/2015 Y N N N MKD/NW-16-0416L 04/22/2016 Rev.1 10 10.4.5 1 R_89-8052(1R2) 89-8052R2 10.04.05-1 07/20/2015 Y N N N MKD/NW-16-0567L 05/31/2016 Rev.1 10 10.4.5 1 R_486-8597(2) 486-8597 10.04.05-2 05/18/2016 Y N N N MKD/NW-16-0641L 06/17/2016 Rev.1 10 10.4.6 2 A_10-2.8 10-2.8 MCB Issue #1 05/29/2015 Y N N N MKD/NW-15-0051L 07/17/2015 Rev.1 10 10.4.6 2 A_10-2.9 10-2.9 MCB Issue #2 05/29/2015 Y N N N MKD/NW-15-0051L 07/17/2015 Rev.1 10 10.4.7 1 R_82-8002(1) 82-8002 10.04.07-1 07/16/2015 Y N N N MKD/NW-15-0084L 08/12/2015 Rev.1 10 10.4.8 2 A_10-12.1 10-12.1 MCB Issue #1 08/20/2015 Y N N N MKD/NW-15-0278L 11/24/2015 Rev.1 10 10.4.8 2 A_10-12.2 10-12.2 MCB Issue #2 08/20/2015 Y N N N MKD/NW-15-0278L 11/24/2015 Rev.1 10 10.4.8 2 10-12.3 MCB Issue #3 08/20/2015 N N N N MKD/NW-15-0278L 11/24/2015 Rev.1 10 10.4.8 2 A_10-12.4 10-12.4 MCB Issue #4 08/20/2015 Y N N N MKD/NW-15-0278L 11/24/2015 Rev.1 10 10.4.8 2 A_10-12.5 10-12.5 MCB Issue #5 08/20/2015 Y N N N MKD/NW-15-0278L 11/24/2015 Rev.1 10 10.4.8 2 A_10-12.6 10-12.6 MCB Issue #6 08/20/2015 Y N N N MKD/NW-15-0278L 11/24/2015 Rev.1 10 10.4.8 2 A_10-12.7 10-12.7 MCB Issue #7 08/20/2015 Y N N N MKD/NW-15-0278L 11/24/2015 Rev.1 10 10.4.8 2 A_10-12.8 10-12.8 MCB Issue #8 08/20/2015 Y N N N MKD/NW-15-0278L 11/24/2015 Rev.1 10 10.4.8 2 10-12.9 MCB Issue #9 08/20/2015 N N N N MKD/NW-15-0278L 11/24/2015 Rev.1

1) Change type : 1 (NRC RAI), 2 (NRC Non-RAI), 3 (Self-identified)

KEPCO/KHNP 44 of 70

APR1400 DCD RAI Tracking Report (Rev. 2) APR1400-K-X-TM-18001 Impact Impact DCD Change RAI/AI Issue Impact Impact on on Ch. Change ID No. Question Number Other Drivers Letter Number Response Date DCD Rev.No.

Section Type1) Number Date on DCD on PRA Tech. TR,TeR Spec. , ER 10 10.4.8 2 A_10-12.10 10-12.10 MCB Issue #10 08/20/2015 Y N N N MKD/NW-15-0278L 11/24/2015 Rev.1 10 10.4.8 2 A_10-12.11 10-12.11 MCB Issue #11 08/20/2015 Y N N N MKD/NW-15-0278L 11/24/2015 Rev.1 10 10.4.8 1 381-8467 10.04.08-2 02/01/2016 N N N N MKD/NW-16-0214L 03/11/2016 Rev.1 10 10.4.8 1 R_381-8467(4) 381-8467 10.04.08-4 02/01/2016 Y N N N MKD/NW-16-0198L 03/04/2016 Rev.1 10 10.4.8 1 R_381-8467(5) 381-8467 10.04.08-5 02/01/2016 Y N N N MKD/NW-16-0273L 03/25/2016 Rev.1 10 10.4.8 1 R_381-8467(1) 381-8467 10.04.08-1 02/01/2016 Y N N N MKD/NW-16-0280L 04/02/2016 Rev.1 10 10.4.8 1 R_381-8467(3) 381-8467 10.04.08-3 02/01/2016 Y N N N MKD/NW-16-0280L 04/02/2016 Rev.1 10 10.4.8 1 R_381-8467(5R) 381-8467R 10.04.08-5 02/01/2016 Y N N N MKD/NW-16-0514L 05/19/2016 Rev.1 10 10.4.8 1 R_475-8596(6) 475-8596 10.04.08-6 05/04/2016 Y N N N MKD/NW-16-0646L 06/29/2016 Rev.1 10 10.4.8 1 R_475-8596(7) 475-8596 10.04.08-7 05/04/2016 Y N N N MKD/NW-16-0646L 06/29/2016 Rev.1 10 10.4.8 1 R_475-8596(6R) 475-8596R 10.04.08-6 05/04/2016 Y N N N MKD/NW-16-0867L 08/08/2016 Rev.1 10 10.4.8 1 R_475-8596(6R2) 475-8596R2 10.04.08-6 05/04/2016 Y N N N MKD/NW-16-1034L 10/11/2016 Rev.1 10 10.4.9 1 86-8003 10.04.09-1 07/16/2015 N N N N MKD/NW-15-0225L 10/28/2015 Rev.1 10 10.4.9 1 86-8003 10.04.09-2 07/16/2015 N N N N MKD/NW-15-0225L 10/28/2015 Rev.1 10 10.4.9 1 R_86-8003(3) 86-8003 10.04.09-3 07/16/2015 Y N N N MKD/NW-15-0225L 10/28/2015 Rev.1 10 10.4.9 1 R_86-8003(5) 86-8003 10.04.09-5 07/16/2015 Y N N N MKD/NW-15-0225L 10/28/2015 Rev.1 10 10.4.9 1 R_86-8003(4) 86-8003 10.04.09-4 07/16/2015 Y N N N MKD/NW-16-0350L 04/16/2016 Rev.1 10 10.4.9 1 R_86-8003(6) 86-8003 10.04.09-6 07/16/2015 Y N N N MKD/NW-16-0582L 06/01/2016 Rev.1 11 11.1 1 R_10-7850(1) 10-7850 11.01-1 05/14/2015 Y N N N MKD/NW-15-0025L 06/15/2015 Rev.1 11 11.1 1 R_110-7919(2) 110-7919 11.01-2 07/23/2015 Y N N N MKD/NW-15-0088L 08/24/2015 Rev.1 11 11.1 1 R_123-7920(3) 123-7920 11.01-3 08/04/2015 Y N N N MKD/NW-15-0140L 09/14/2015 Rev.1 11 11.1 1 R_238-8145(4) 238-8145 11.01-4 10/08/2015 Y N N N MKD/NW-15-0281L 11/24/2015 Rev.1 11 11.1 1 R_238-8145(4R) 238-8145 11.01-4 10/08/2015 Y N N N MKD/NW-16-0277L Rev.1 11 11.1 1 R_238-8145(4R2) 238-8145R2 11.01-4 10/08/2015 Y N N N MKD/NW-16-0679L 06/24/2016 Rev.1 11 11.2 1 156-8146 11.02-2 08/18/2015 N N N N MKD/NW-15-0154L 09/17/2015 Rev.1 11 11.2 1 R_218-8183(3) 218-8183 11.02-3 09/21/2015 Y N N N MKD/NW-15-0412L 12/31/2015 Rev.1 11 11.2 1 R_218-8183(4) 218-8183 11.02-4 09/21/2015 Y N N N MKD/NW-15-0352L 12/11/2015 Rev.1 11 11.2 1 R_228-8193(5) 228-8193 11.02-5 09/28/2015 Y N N N MKD/NW-15-0300L 12/02/2015 Rev.1 11 11.2 1 R_150-8144(1) 150-8144 11.02-1 08/10/2015 Y N N N MKD/NW-16-0020L 01/08/2016 Rev.1 11 11.2 1 R_230-8201(6) 230-8201 11.02-6 09/28/2015 Y N N N MKD/NW-16-0084L 02/03/2016 Rev.1 11 11.2 1 R_254-8270(7) 254-8270 11.02-7 10/19/2015 Y N N N MKD/NW-16-0052L 01/20/2016 Rev.1 11 11.2 1 R_254-8270(8) 254-8270 11.02-8 10/19/2015 Y N N N MKD/NW-16-0052L 01/20/2016 Rev.1 11 11.2 1 R_361-8431(9) 361-8431 11.02-9 01/11/2016 Y N N N MKD/NW-16-0131L 02/16/2016 Rev.1 11 11.2 1 377-8487 11.02-10 01/28/2016 N N N N MKD/NW-16-0126L 02/15/2016 Rev.1 11 11.2 1 R_230-8201(6R) 230-8201R 11.02-6 09/28/2015 Y N N N MKD/NW-16-0971L 09/12/2016 Rev.1 11 11.2 1 R_219-8199(7R) 218-8183R 11.02-4 09/21/2015 Y N N N MKD/NW-16-1018L 09/30/2016 Rev.1 11 11.2 1 R_377-8487(10R) 377-8487R 11.02-10 01/28/2016 Y N N N MKD/NW-16-0307L 04/16/2016 Rev.1 11 11.2 1 R_219-8199(7) 218-8183R 11.02-4 09/21/2015 Y N N N MKD/NW-16-0330L 05/04/2016 Rev.1 11 11.2 1 R_228-8193(5R) 228-8193R 11.02-5 09/28/2015 Y N N N MKD/NW-16-0331L 05/02/2016 Rev.1 11 11.2 1 R_150-8144(1R) 150-8144R 11.02-1 08/10/2015 Y N N N MKD/NW-16-0452L 05/02/2016 Rev.1 11 11.2 1 R_361-8431(9R) 361-8431R 11.02-9 01/11/2016 Y N N N MKD/NW-16-0456L 05/03/2016 Rev.1 11 11.2 1 R_361-8431(9R2) 361-8431R2 11.02-9 01/11/2016 Y N N N MKD/NW-16-0614L 06/10/2016 Rev.1 11 11.2 1 R_254-8270(7R) 254-8270R 11.02-7 10/19/2015 Y N N N MKD/NW-16-0734L 07/06/2016 Rev.1 11 11.3 1 R_145-7932(1) 145-7932 11.03-1 08/10/2015 Y N N N MKD/NW-15-0172L 09/25/2015 Rev.1 11 11.3 1 R_147-7933(2) 147-7933 11.03-2 08/10/2015 Y N N N MKD/NW-15-0168L 09/25/2015 Rev.1 11 11.3 1 R_171-8143(3) 171-8143 11.03-3 08/25/2015 Y N N N MKD/NW-15-0288L 12/14/2015 Rev.1 11 11.3 1 R_171-8143(4) 171-8143 11.03-4 08/25/2015 Y N N N MKD/NW-15-0288L 12/14/2015 Rev.1 11 11.3 1 205-8230 11.03-5 09/08/2015 N N N N MKD/NW-15-0302L 12/03/2015 Rev.1 11 11.3 1 R_219-8199(7) 219-8199 11.03-7 09/21/2015 Y N N N MKD/NW-15-0307L 12/03/2015 Rev.1 11 11.3 1 R_219-8199(6) 219-8199 11.03-6 09/21/2015 Y N N N MKD/NW-16-0006L 01/06/2016 Rev.1 11 11.3 1 R_231-8233(8) 231-8233 11.03-8 09/28/2015 Y N N N MKD/NW-16-0005L 01/06/2016 Rev.1 11 11.3 1 R_231-8233(8R) 231-8233R 11.03-8 09/28/2015 Y N N N MKD/NW-16-0102L 02/01/2016 Rev.1 11 11.3 1 R_389-8430(9) 389-8430 11.03-9 02/01/2016 Y N N N MKD/NW-16-0135L 02/18/2016 Rev.1 11 11.3 1 R_219-8199(7R2) 219-8199R2 11.03-7 09/21/2015 Y N N N MKD/NW-16-1019L 09/30/2016 Rev.1 11 11.3 1 R_219-8199(7R) 219-8199R 11.03-7 09/21/2015 Y N N N MKD/NW-16-0309L 04/16/2016 Rev.1 11 11.3 1 R_429-8491(10) 429-8491 11.03-10 03/04/2016 Y N N N MKD/NW-16-0400L 04/22/2016 Rev.1 11 11.3 1 R_205-8230(5R) 205-8230R 11.03-5 09/08/2015 Y N N N MKD/NW-16-0405L 04/25/2016 Rev.1 11 11.3 1 R_171-8143(3R) 171-8143R 11.03-3 08/25/2015 Y N N N MKD/NW-16-0451L 05/02/2016 Rev.1 11 11.3 1 R_171-8143(4R) 171-8143R 11.03-4 08/25/2015 Y N N N MKD/NW-16-0451L 05/02/2016 Rev.1 11 11.4 1 157-8149 11.04-1 08/18/2015 N N N N MKD/NW-15-0155L 09/17/2015 Rev.1 11 11.4 1 R_229-8194(2) 229-8194 11.04-2 09/28/2015 Y N N N MKD/NW-15-0353L 12/11/2015 Rev.1 11 11.4 1 R_242-8276(4) 242-8276 11.04-4 10/14/2015 Y N N N MKD/NW-15-0385L 12/22/2015 Rev.1 11 11.4 1 R_242-8276(3) 242-8276 11.04-3 10/14/2015 Y N N N MKD/NW-16-0079L 01/28/2016 Rev.1

1) Change type : 1 (NRC RAI), 2 (NRC Non-RAI), 3 (Self-identified)

KEPCO/KHNP 45 of 70

APR1400 DCD RAI Tracking Report (Rev. 2) APR1400-K-X-TM-18001 Impact Impact DCD Change RAI/AI Issue Impact Impact on on Ch. Change ID No. Question Number Other Drivers Letter Number Response Date DCD Rev.No.

Section Type1) Number Date on DCD on PRA Tech. TR,TeR Spec. , ER 11 11.4 1 R_242-8276(3R) 242-8276R 11.04-3 10/14/2015 Y N N N MKD/NW-16-0296L 04/16/2016 Rev.1 11 11.5 1 R_131-8087(1) 131-8087 11.05-1 08/07/2015 Y N N N MKD/NW-15-0328L 12/08/2015 Rev.1 11 11.5 1 R_132-8088(2) 132-8088 11.05-2 08/07/2015 Y N N N MKD/NW-15-0329L 12/08/2015 Rev.1 11 11.5 1 222-8203 11.05-3 09/23/2015 N N N N MKD/NW-15-0330L 12/08/2015 Rev.1 11 11.5 1 223-8204 11.05-4 09/23/2015 N N N N MKD/NW-15-0404L 12/30/2015 Rev.1 11 11.5 1 R_262-8296(5) 262-8296 11.05-5 10/22/2015 Y N N N MKD/NW-16-0110L 02/03/2016 Rev.1 11 11.5 1 R_262-8296(6) 262-8296 11.05-6 10/22/2015 Y N N N MKD/NW-16-0110L 02/03/2016 Rev.1 11 11.5 1 R_222-8203(3R) 222-8203R 11.05-3 09/23/2015 Y N N N MKD/NW-16-0424L 04/28/2016 Rev.1 11 11.5 1 R_131-8087(1R) 131-8087R 11.05-1 08/07/2015 Y N N N MKD/NW-16-0480L 05/11/2016 Rev.1 11 11.5 1 R_132-8088(2R) 132-8088R 11.05-2 08/07/2015 Y N N N MKD/NW-16-0481L 05/12/2016 Rev.1 11 11.5 1 R_223-8204(4R) 223-8204R 11.05-4 09/23/2015 Y N N N MKD/NW-16-0531L 05/19/2016 Rev.1 11 11.5 1 R_222-8203(3R2) 222-8203R2 11.05-3 09/23/2015 Y N N N MKD/NW-16-0622L 06/22/2016 Rev.1 11 11.5 1 R_223-8204(4R2) 223-8204R2 11.05-4 09/23/2015 Y N N N MKD/NW-16-0672L 06/23/2016 Rev.1 11 11.5 1 R_131-8087(1R2) 131-8087R2 11.05-1 08/07/2015 Y N N N MKD/NW-16-1117L 11/18/2016 Rev.1 11 11.5 1 R_132-8088(2R2) 132-8088R2 11.05-2 08/07/2015 Y N N N MKD/NW-16-1118L 11/18/2016 Rev.1 12 12 2 A_12-13D 12-13D Audit Question 07/27/2015 Y N N N MKD/NW-15-0203L 10/30/2015 Rev.1 12 12.1 1 R_213-8222(1) 213-8222 12.01-1 09/14/2015 Y N N N MKD/NW-15-0297L 12/02/2015 Rev.1 12 12.2 1 R_13-7856(2) 13-7856 12.02-2 05/22/2015 Y N N N MKD/NW-15-0052L 07/21/2015 Rev.1 12 12.2 1 R_13-7856(3) 13-7856 12.02-3 05/22/2015 Y N Y N MKD/NW-15-0052L 07/21/2015 Rev.1 12 12.2 1 R_15-7896(4) 15-7896 12.02-4 05/22/2015 Y N N N MKD/NW-15-0056L 07/23/2015 Rev.1 12 12.2 1 R_15-7896(5) 15-7896 12.02-5 05/22/2015 Y N N N MKD/NW-15-0056L 07/23/2015 Rev.1 12 12.2 1 R_23-7929(6) 23-7929 12.02-6 06/08/2015 Y N N N MKD/NW-15-0075L 08/11/2015 Rev.1 12 12.2 1 R_23-7929(7) 23-7929 12.02-7 06/08/2015 Y N N N MKD/NW-15-0075L 08/11/2015 Rev.1 12 12.2 1 R_23-7929(8) 23-7929 12.02-8 06/08/2015 Y N N N MKD/NW-15-0075L 08/11/2015 Rev.1 12 12.2 1 R_23-7929(9) 23-7929 12.02-9 06/08/2015 Y N N N MKD/NW-15-0075L 08/11/2015 Rev.1 12 12.2 1 103-7998 12.02-10 07/22/2015 N N N N MKD/NW-15-0120L 09/02/2015 Rev.1 12 12.2 1 R_103-7998(11) 103-7998 12.02-11 07/22/2015 Y N N N MKD/NW-15-0120L 09/02/2015 Rev.1 12 12.2 1 R_103-7998(12) 103-7998 12.02-12 07/22/2015 Y N N N MKD/NW-15-0120L 09/02/2015 Rev.1 12 12.2 1 R_142-8090(13) 142-8090 12.02-13 08/07/2015 Y N N N MKD/NW-15-0193L 10/13/2015 Rev.1 12 12.2 1 R_146-8152(14) 146-8152 12.02-14 08/10/2015 Y N Y N MKD/NW-15-0348L 12/10/2015 Rev.1 12 12.2 1 R_207-8247(16) 207-8247 12.02-16 09/11/2015 Y N N N MKD/NW-15-0339L 12/09/2015 Rev.1 12 12.2 1 R_207-8247(18) 207-8247 12.02-18 09/11/2015 Y N N N MKD/NW-15-0339L 12/09/2015 Rev.1 12 12.2 1 R_13-7856(2R) 13-7856R 12.02-2 05/22/2015 Y N N N MKD/NW-15-0145L 09/15/2015 Rev.1 12 12.2 1 R_13-7856(3R) 13-7856R 12.02-3 05/22/2015 Y N N N MKD/NW-15-0145L 09/15/2015 Rev.1 12 12.2 1 23-7929R 12.02-7 06/08/2015 Y N N N MKD/NW-15-0255L 11/12/2015 Rev.1 12 12.2 2 A_12-10.2R 12-10.2R 06/23/2015 Y N N N MKD/NW-15-0203L 10/30/2015 Rev.1 12 12.2 1 R_207-8247(15) 207-8247 12.02-15 09/11/2015 Y N N N MKD/NW-16-0078L 01/28/2016 Rev.1 12 12.2 1 R_207-8247(17) 207-8247 12.02-17 09/11/2015 Y N N N MKD/NW-16-0078L 01/28/2016 Rev.1 12 12.2 1 R_321-8353(20) 321-8353 12.02-20 11/25/2015 Y N N N MKD/NW-16-0205L 03/08/2016 Rev.1 12 12.2 1 R_321-8353(21) 321-8353 12.02-21 11/25/2015 Y N N N MKD/NW-16-0091L 01/29/2016 Rev.1 12 12.2 1 R_343-8420(24) 343-8420 12.02-24 12/22/2015 Y N N N MKD/NW-16-0138L 02/19/2016 Rev.1 12 12.2 1 R_321-8353(20R) 321-8353R 12.02-20 11/25/2015 Y N N N MKD/NW-16-0962L 09/07/2016 Rev.1 12 12.2 1 R_308-8339(19) 308-8339 12.02-19 11/16/2015 Y N N N MKD/NW-16-1002L 09/28/2016 Rev.1 12 12.2 1 343-8420 12.02-23 12/22/2015 N N N N MKD/NW-16-1012L 09/30/2016 Rev.1 12 12.2 1 R_343-8420(24R) 343-8420R 12.02-24 12/22/2015 Y N N N MKD/NW-16-0448L 05/03/2016 Rev.1 12 12.2 1 R_207-8247(15R) 207-8247R 12.02-15 09/11/2015 Y N N N MKD/NW-16-0457L 05/03/2016 Rev.1 12 12.2 1 R_390-8479(26) 390-8479 12.02-26 02/01/2016 Y N N N MKD/NW-16-0524L 05/19/2016 Rev.1 12 12.2 1 R_390-8479(27) 390-8479 12.02-27 02/01/2016 Y N N N MKD/NW-16-0568L 05/31/2016 Rev.1 12 12.2 1 R_343-8420(24R2) 343-8420R2 12.02-24 12/22/2015 Y N N N MKD/NW-16-0626L 06/22/2016 Rev.1 12 12.2 1 R_390-8479(26R) 390-8479R 12.02-26 02/01/2016 Y N N N MKD/NW-16-0676L 06/24/2016 Rev.1 12 12.2 1 R_207-8247(16R) 207-8247R 12.02-16 09/11/2015 Y N N N MKD/NW-16-0895L 08/17/2016 Rev.1 12 12.2 1 R_207-8247(15R2) 207-8247R2 12.02-15 09/11/2015 Y N N N MKD/NW-16-0770L 07/15/2016 Rev.1 12 12.2 1 R_343-8420(22) 343-8420 12.02-22 12/22/2015 Y N N N MKD/NW-16-1024L 10/05/2016 Rev.1 12 12.2 1 R_13-7856(2R2) 13-7856R2 12.02-2 05/22/2015 Y N N N MKD/NW-16-1025L 10/05/2016 Rev.1 12 12.2 1 R_207-8247(16R2) 207-8247R2 12.02-16 09/11/2015 Y N N N MKD/NW-16-0747L 11/01/2016 Rev.1 12 12.2 1 R_13-7856(3R2) 13-7856R2 12.02-3 05/22/2015 Y N N N MKD/NW-16-1060L 11/01/2016 Rev.1 12 12.2 1 R_13-7856(2R3) 13-7856R3 12.02-2 05/22/2015 Y N N N MKD/NW-16-1101L 11/11/2016 Rev.1 12 12.3 1 R_14-7858(1) 14-7858 12.03-1 05/22/2015 Y N N N MKD/NW-15-0053L 07/20/2015 Rev.1 12 12.3 1 R_14-7858(2) 14-7858 12.03-2 05/22/2015 Y N N N MKD/NW-15-0053L 07/20/2015 Rev.1 12 12.3 1 R_14-7858(3) 14-7858 12.03-3 05/22/2015 Y N N N MKD/NW-15-0053L 07/20/2015 Rev.1 12 12.3 1 R_14-7858(4) 14-7858 12.03-4 05/22/2015 Y N N N MKD/NW-15-0053L 07/20/2015 Rev.1 12 12.3 1 R_22-7930(5) 22-7930 12.03-5 06/04/2015 Y N Y N MKD/NW-15-0040L 07/03/2015 Rev.1 12 12.3 1 R_22-7930(6) 22-7930 12.03-6 06/04/2015 Y N N N MKD/NW-15-0040L 07/03/2015 Rev.1

1) Change type : 1 (NRC RAI), 2 (NRC Non-RAI), 3 (Self-identified)

KEPCO/KHNP 46 of 70

APR1400 DCD RAI Tracking Report (Rev. 2) APR1400-K-X-TM-18001 Impact Impact DCD Change RAI/AI Issue Impact Impact on on Ch. Change ID No. Question Number Other Drivers Letter Number Response Date DCD Rev.No.

Section Type1) Number Date on DCD on PRA Tech. TR,TeR Spec. , ER 12 12.3 1 R_141-8098(10) 141-8098 12.03-10 08/07/2015 Y N N N MKD/NW-15-0244L 11/04/2015 Rev.1 12 12.3 1 225-8254 12.03-14 09/24/2015 N N N N MKD/NW-15-0407L 12/31/2015 Rev.1 12 12.3 1 R_225-8254(15) 225-8254 12.03-15 09/24/2015 Y N N N MKD/NW-15-0407L 12/31/2015 Rev.1 12 12.3 1 R_225-8254(16) 225-8254 12.03-16 09/24/2015 Y N N N MKD/NW-15-0407L 12/31/2015 Rev.1 12 12.3 1 R_225-8254(18) 225-8254 12.03-18 09/24/2015 Y N N N MKD/NW-15-0407L 12/31/2015 Rev.1 12 12.3 1 R_225-8254(19) 225-8254 12.03-19 09/24/2015 Y N N N MKD/NW-15-0407L 12/31/2015 Rev.1 12 12.3 1 R_235-8275(23) 235-8275 12.03-23 10/07/2015 Y N Y N MKD/NW-15-0347L 12/10/2015 Rev.1 12 12.3 1 R_235-8275(28) 235-8275 12.03-28 10/07/2015 Y N N N MKD/NW-15-0290L 11/30/2015 Rev.1 12 12.3 1 R_235-8275(29) 235-8275 12.03-29 10/07/2015 Y N N N MKD/NW-15-0290L 11/30/2015 Rev.1 12 12.3 1 235-8275 12.03-36 10/07/2015 N N N N MKD/NW-15-0290L 11/30/2015 Rev.1 12 12.3 1 R_235-8275(44) 235-8275 12.03-44 10/07/2015 Y N N N MKD/NW-15-0290L 11/30/2015 Rev.1 12 12.3 1 R_235-8275(45) 235-8275 12.03-45 10/07/2015 Y N N N MKD/NW-15-0290L 11/30/2015 Rev.1 12 12.3 1 R_94-7999(7) 94-7999 12.03-7 07/21/2015 Y N N N MKD/NW-15-0128L 09/07/2015 Rev.1 12 12.3 1 R_141-8098(8) 141-8098 12.03-8 08/07/2015 Y N N N MKD/NW-15-0244L 11/04/2015 Rev.1 12 12.3 1 R_141-8098(9) 141-8098 12.03-9 08/07/2015 Y N N N MKD/NW-15-0244L 11/04/2015 Rev.1 12 12.3 1 R_504-8628(54) 504-8628 12.03-54 07/11/2016 Y N N N MKD/NW-16-0987L 09/21/2016 Rev.1 12 12.3 1 R_235-8275(41R) 235-8275R 12.03-41 10/07/2015 Y N N N MKD/NW-16-0406L 04/25/2016 Rev.1 12 12.3 1 R_235-8275(46) 235-8275 12.03-46 10/07/2015 Y N N N MKD/NW-16-0407L 04/22/2016 Rev.1 12 12.3 1 R_225-8254(22R) 225-8254R 12.03-22 09/24/2015 Y N N N MKD/NW-16-0411L 04/25/2016 Rev.1 12 12.3 1 R_376-8496(49) 376-8496 12.03-49 01/28/2016 Y N N N MKD/NW-16-0434L 05/02/2016 Rev.1 12 12.3 1 R_396-8463(52) 396-8463 12.03-52 02/03/2016 Y N N N MKD/NW-16-0449L 05/12/2016 Rev.1 12 12.3 1 R_235-8275(34R) 235-8275R 12.03-34 10/07/2015 Y N N N MKD/NW-16-0458L 05/03/2016 Rev.1 12 12.3 1 R_235-8275(35R) 235-8275R 12.03-35 10/07/2015 Y N N N MKD/NW-16-0458L 05/03/2016 Rev.1 12 12.3 1 R_141-8098(9R) 141-8098R 12.03-9 08/07/2015 Y N N N MKD/NW-16-0516L 05/23/2016 Rev.1 12 12.3 1 R_235-8275(43R) 235-8275R 12.03-43 10/07/2015 Y N N N MKD/NW-16-0517L 05/19/2016 Rev.1 12 12.3 1 R_225-8254(20R) 225-8254R 12.03-20 09/24/2015 Y N N N MKD/NW-16-0536L 05/20/2016 Rev.1 12 12.3 1 R_235-8275(40R) 235-8275R 12.03-40 10/07/2015 Y N N N MKD/NW-16-0537L 05/20/2016 Rev.1 12 12.3 1 R_309-8389(48R) 309-8389R 12.03-48 11/16/2015 Y N N N MKD/NW-16-0560L 05/27/2016 Rev.1 12 12.3 1 R_225-8254(17R) 225-8254R 12.03-17 09/24/2015 Y N N N MKD/NW-16-0569L 05/31/2016 Rev.1 12 12.3 1 R_141-8098(9R2) 141-8098R2 12.03-9 08/07/2015 Y N N N MKD/NW-16-0642L 06/23/2016 Rev.1 12 12.3 1 R_225-8254(21R) 225-8254R 12.03-21 09/24/2015 Y N N N MKD/NW-16-0655L 06/20/2016 Rev.1 12 12.3 1 R_235-8275(34R2) 235-8275R2 12.03-34 10/07/2015 Y N N N MKD/NW-16-0665L 06/22/2016 Rev.1 12 12.3 1 R_235-8275(41R2) 235-8275R2 12.03-41 10/07/2015 Y N N N MKD/NW-16-0665L 06/22/2016 Rev.1 12 12.3 1 396-8463R 12.03-50 02/03/2016 N N N N MKD/NW-16-0905L 08/19/2016 Rev.1 12 12.3 1 R_235-8275(28R) 235-8275R 12.03-28 10/07/2015 Y N N N MKD/NW-16-0902L 08/19/2016 Rev.1 12 12.3 1 R_225-8254(11R) 225-8254R 12.03-11 09/24/2015 Y N N N MKD/NW-16-0816L 07/29/2016 Rev.1 12 12.3 1 R_396-8463(52S) 396-8463S 12.03-52 02/03/2016 Y N N N MKD/NW-16-0815L 07/29/2016 Rev.1 12 12.3 1 R_376-8496(49R) 376-8496R 12.03-49 01/28/2016 Y N N N MKD/NW-16-0813L 07/29/2016 Rev.1 12 12.3 1 R_141-8098(10R) 141-8098R 12.03-10 08/07/2015 Y N N N MKD/NW-16-0781L 07/19/2016 Rev.1 12 12.3 1 R_263-8329(47R) 263-8329R 12.03-47 10/22/2015 Y N N N MKD/NW-16-0764L 07/14/2016 Rev.1 12 12.3 1 R_235-8275(43R2) 235-8275R2 12.03-43 10/07/2015 Y N N N MKD/NW-16-0742L 07/08/2016 Rev.1 12 12.3 1 R_225-8254(21R2) 225-8254R2 12.03-21 09/24/2015 Y N N N MKD/NW-16-0738L 07/07/2016 Rev.1 12 12.3 1 R_376-8496(49R2) 376-8496R2 12.03-49 01/28/2016 Y N N N MKD/NW-16-1026L 10/05/2016 Rev.1 12 12.5 1 R_6-7854(1) 6-7854 12.05-1 05/14/2015 Y N N N MKD/NW-15-0021L 06/15/2015 Rev.1 12 12.2, 12.3, 9.1.4 1 R_7-7855(1) 7-7855 12.02-1 05/14/2015 Y N N N MKD/NW-15-0022L 06/15/2015 Rev.1 12 12.3-12.4 1 R_225-8254(11) 225-8254 12.03-11 09/24/2015 Y N N N MKD/NW-16-0122L 02/19/2016 Rev.1 12 12.3-12.4 1 R_225-8254(12) 225-8254 12.03-12 09/24/2015 Y N N N MKD/NW-16-0061L 01/26/2016 Rev.1 12 12.3-12.4 1 R_225-8254(13) 225-8254 12.03-13 09/24/2015 Y N N N MKD/NW-16-0045L 01/18/2016 Rev.1 12 12.3-12.4 1 225-8254 12.03-17 09/24/2015 N N N N MKD/NW-16-0092L 01/29/2016 Rev.1 12 12.3-12.4 1 R_225-8254(22) 225-8254 12.03-22 09/24/2015 Y N N N MKD/NW-16-0092L 01/29/2016 Rev.1 12 12.3-12.4 1 R_225-8254(20) 225-8254 12.03-20 09/24/2015 Y N N N MKD/NW-16-0075L 01/27/2016 Rev.1 12 12.3-12.4 1 R_225-8254(21) 225-8254 12.03-21 09/24/2015 Y N N N MKD/NW-16-0075L 01/27/2016 Rev.1 12 12.3-12.4 1 R_235-8275(24) 235-8275 12.03-24 10/07/2015 Y N N N MKD/NW-16-0065L 01/26/2016 Rev.1 12 12.3-12.4 1 R_235-8275(25) 235-8275 12.03-25 10/07/2015 Y N N N MKD/NW-16-0124L 02/05/2016 Rev.1 12 12.3-12.4 1 R_235-8275(26) 235-8275 12.03-26 10/07/2015 Y N N N MKD/NW-16-0124L 02/05/2016 Rev.1 12 12.3-12.4 1 235-8275 12.03-27 10/07/2015 N N N N MKD/NW-16-0157L 02/26/2016 Rev.1 12 12.3-12.4 1 R_235-8275(30) 235-8275 12.03-30 10/07/2015 Y N N N MKD/NW-16-0083L 01/28/2016 Rev.1 12 12.3-12.4 1 R_235-8275(31) 235-8275 12.03-31 10/07/2015 Y N N N MKD/NW-16-0124L 02/05/2016 Rev.1 12 12.3-12.4 1 R_235-8275(32) 235-8275 12.03-32 10/07/2015 Y N N N MKD/NW-16-0124L 02/05/2016 Rev.1 12 12.3-12.4 1 R_235-8275(33) 235-8275 12.03-33 10/07/2015 Y N N N MKD/NW-16-0124L 02/05/2016 Rev.1 12 12.3-12.4 1 R_235-8275(34) 235-8275 12.03-34 10/07/2015 Y N N N MKD/NW-16-0083L 01/28/2016 Rev.1 12 12.3-12.4 1 R_235-8275(35) 235-8275 12.03-35 10/07/2015 Y N N N MKD/NW-16-0083L 01/28/2016 Rev.1 12 12.3-12.4 1 R_235-8275(37) 235-8275 12.03-37 10/07/2015 Y N N N MKD/NW-16-0083L 01/28/2016 Rev.1

1) Change type : 1 (NRC RAI), 2 (NRC Non-RAI), 3 (Self-identified)

KEPCO/KHNP 47 of 70

APR1400 DCD RAI Tracking Report (Rev. 2) APR1400-K-X-TM-18001 Impact Impact DCD Change RAI/AI Issue Impact Impact on on Ch. Change ID No. Question Number Other Drivers Letter Number Response Date DCD Rev.No.

Section Type1) Number Date on DCD on PRA Tech. TR,TeR Spec. , ER 12 12.3-12.4 1 R_235-8275(38) 235-8275 12.03-38 10/07/2015 Y N N N MKD/NW-16-0083L 01/28/2016 Rev.1 12 12.3-12.4 1 R_235-8275(39) 235-8275 12.03-39 10/07/2015 Y N N N MKD/NW-16-0157L 02/26/2016 Rev.1 12 12.3-12.4 1 235-8275 12.03-40 10/07/2015 N N N N MKD/NW-16-0007L 01/06/2016 Rev.1 12 12.3-12.4 1 R_235-8275(41) 235-8275 12.03-41 10/07/2015 Y N N N MKD/NW-16-0124L 02/05/2016 Rev.1 12 12.3-12.4 1 R_235-8275(42) 235-8275 12.03-42 10/07/2015 Y N N N MKD/NW-16-0157L 02/26/2016 Rev.1 12 12.3-12.4 1 R_235-8275(43) 235-8275 12.03-43 10/07/2015 Y N N N MKD/NW-16-0157L 02/26/2016 Rev.1 12 12.3-12.4 1 R_263-8329(47) 363-8329 12.03-47 10/22/2015 Y N N N MKD/NW-16-0136L 02/19/2016 Rev.1 12 12.3-12.4 1 R_309-8389(48) 309-8389 12.03-48 11/16/2015 Y N N N MKD/NW-16-0176L 03/02/2016 Rev.1 12 12.3-12.4 1 396-8463 12.03-50 02/03/2016 N N N N MKD/NW-16-0261L 03/23/2016 Rev.1 12 12.3-12.4 1 R_396-8463(51) 396-8463 12.03-51 02/03/2016 Y N N N MKD/NW-16-0186L 03/03/2016 Rev.1 13 13.3 1 67-8019 13.03-1 07/10/2015 N N N N MKD/NW-15-0116L 09/01/2015 Rev.1 13 13.5 1 R_112-8015(2R) 112-8015R 13.05.02.01-2 07/24/2015 Y N N N MKD/NW-16-0185L 03/04/2016 Rev.1 13 13.5 1 R_112-8015(3R) 112-8015R 13.05.02.01-3 07/24/2015 Y N N N MKD/NW-16-0185L 03/04/2016 Rev.1 13 13.5 1 R_112-8015(4R) 112-8015R 13.05.02.01-4 07/24/2015 Y N N N MKD/NW-16-0185L 03/04/2016 Rev.1 13 13.5 1 R_112-8015(5R) 112-8015R 13.05.02.01-5 07/24/2015 Y N N N MKD/NW-16-0185L 03/04/2016 Rev.1 13 13.5 1 R_112-8015(6R) 112-8015R 13.05.02.01-6 07/24/2015 Y N N N MKD/NW-16-0185L 03/04/2016 Rev.1 13 13.6 1 R_428-8412(5) 428-8412 13.06-5 03/02/2016 N N N Y MKD/NW-16-0453L 05/04/2016 Rev.1 13 13.6 1 R_428-8412(8) 428-8412 13.06-8 03/02/2016 Y N N N MKD/NW-16-0453L 05/04/2016 Rev.1 13 13.6 1 428-8412 13.06-9 03/02/2016 N N N N MKD/NW-16-0453L 05/04/2016 Rev.1 13 13.6 1 R_428-8412(10) 428-8412 13.06-10 03/02/2016 Y N N N MKD/NW-16-0453L 05/04/2016 Rev.1 13 13.6 1 428-8412 13.06-18 03/02/2016 N N N N MKD/NW-16-0453L 05/04/2016 Rev.1 13 13.6 1 428-8412 13.06-19 03/02/2016 N N N N MKD/NW-16-0453L 05/04/2016 Rev.1 13 13.6 1 428-8412 13.06-26 03/02/2016 N N N N MKD/NW-16-0453L 05/04/2016 Rev.1 13 13.6 1 428-8412 13.06-33 03/02/2016 N N N N MKD/NW-16-0453L 05/04/2016 Rev.1 13 13.6 1 428-8412 13.06-34 03/02/2016 N N N N MKD/NW-16-0453L 05/04/2016 Rev.1 13 13.6 1 428-8412 13.06-37 03/02/2016 N N N N MKD/NW-16-0453L 05/04/2016 Rev.1 13 13.6 1 428-8412 13.06-38 03/02/2016 N N N N MKD/NW-16-0453L 05/04/2016 Rev.1 13 13.6 1 R_428-8412(6) 428-8412 13.06-6 03/02/2016 N N N Y MKD/NW-16-0488L 05/13/2016 Rev.1 13 13.6 1 R_428-8412(7) 428-8412 13.06-7 03/02/2016 N N N Y MKD/NW-16-0488L 05/13/2016 Rev.1 13 13.6 1 R_428-8412(11) 428-8412 13.06-11 03/02/2016 N N N Y MKD/NW-16-0488L 05/13/2016 Rev.1 13 13.6 1 R_428-8412(12) 428-8412 13.06-12 03/02/2016 Y N N N MKD/NW-16-0488L 05/13/2016 Rev.1 13 13.6 1 R_428-8412(13) 428-8412 13.06-13 03/02/2016 N N N Y MKD/NW-16-0488L 05/13/2016 Rev.1 13 13.6 1 R_428-8412(14) 428-8412 13.06-14 03/02/2016 N N N Y MKD/NW-16-0488L 05/13/2016 Rev.1 13 13.6 1 R_428-8412(15) 428-8412 13.06-15 03/02/2016 N N N Y MKD/NW-16-0488L 05/13/2016 Rev.1 13 13.6 1 R_428-8412(16) 428-8412 13.06-16 03/02/2016 N N N Y MKD/NW-16-0488L 05/13/2016 Rev.1 13 13.6 1 R_428-8412(17) 428-8412 13.06-17 03/02/2016 N N N Y MKD/NW-16-0488L 05/13/2016 Rev.1 13 13.6 1 R_428-8412(20) 428-8412 13.06-20 03/02/2016 N N N Y MKD/NW-16-0488L 05/13/2016 Rev.1 13 13.6 1 R_428-8412(21) 428-8412 13.06-21 03/02/2016 N N N Y MKD/NW-16-0488L 05/13/2016 Rev.1 13 13.6 1 R_428-8412(22) 428-8412 13.06-22 03/02/2016 N N N Y MKD/NW-16-0488L 05/13/2016 Rev.1 13 13.6 1 R_428-8412(23) 428-8412 13.06-23 03/02/2016 N N N Y MKD/NW-16-0488L 05/13/2016 Rev.1 13 13.6 1 R_428-8412(24) 428-8412 13.06-24 03/02/2016 N N N Y MKD/NW-16-0488L 05/13/2016 Rev.1 13 13.6 1 R_428-8412(25) 428-8412 13.06-25 03/02/2016 Y N N Y MKD/NW-16-0488L 05/13/2016 Rev.1 13 13.6 1 R_428-8412(27) 428-8412 13.06-27 03/02/2016 N N N Y MKD/NW-16-0488L 05/13/2016 Rev.1 13 13.6 1 R_428-8412(28) 428-8412 13.06-28 03/02/2016 N N N Y MKD/NW-16-0488L 05/13/2016 Rev.1 13 13.6 1 428-8412 13.06-29 03/02/2016 N N N N MKD/NW-16-0488L 05/13/2016 Rev.1 13 13.6 1 R_428-8412(30) 428-8412 13.06-30 03/02/2016 N N N Y MKD/NW-16-0488L 05/13/2016 Rev.1 13 13.6 1 R_428-8412(31) 428-8412 13.06-31 03/02/2016 N N N Y MKD/NW-16-0488L 05/13/2016 Rev.1 13 13.6 1 R_428-8412(32) 428-8412 13.06-32 03/02/2016 N N N Y MKD/NW-16-0488L 05/13/2016 Rev.1 13 13.6 1 R_428-8412(35) 428-8412 13.06-35 03/02/2016 N N N Y MKD/NW-16-0488L 05/13/2016 Rev.1 13 13.6 1 R_428-8412(36) 428-8412 13.06-36 03/02/2016 N N N Y MKD/NW-16-0488L 05/13/2016 Rev.1 13 13.6 1 R_428-8412(39) 428-8412 13.06-39 03/02/2016 N N N Y MKD/NW-16-0488L 05/13/2016 Rev.1 13 13.6 1 R_428-8412(40) 428-8412 13.06-40 03/02/2016 N N N Y MKD/NW-16-0488L 05/13/2016 Rev.1 13 13.6 1 R_428-8412(41) 428-8412 13.06-41 03/02/2016 N N N Y MKD/NW-16-0488L 05/13/2016 Rev.1 13 13.6 1 R_428-8412(42) 428-8412 13.06-42 03/02/2016 Y N N Y MKD/NW-16-0488L 05/13/2016 Rev.1 13 13.2.1 1 R_485-8601(1) 485-8601 13.02.01-1 05/17/2016 Y N N N MKD/NW-16-0653L 06/23/2016 Rev.1 13 13.5.2.1 1 11-7889 13.05.02.01-1 05/15/2015 N N N N MKD/NW-15-0026L 06/15/2015 Rev.1 13 13.5.2.1 1 R_112-8015(2) 112-8015 13.05.02.01-2 07/24/2015 Y N N N MKD/NW-15-0262L 11/18/2015 Rev.1 13 13.5.2.1 1 R_112-8015(3) 112-8015 13.05.02.01-3 07/24/2015 Y N N N MKD/NW-15-0262L 11/18/2015 Rev.1 13 13.5.2.1 1 R_112-8015(4) 112-8015 13.05.02.01-4 07/24/2015 Y N N N MKD/NW-15-0262L 11/18/2015 Rev.1 13 13.5.2.1 1 R_112-8015(5) 112-8015 13.05.02.01-5 07/24/2015 Y N N N MKD/NW-15-0262L 11/18/2015 Rev.1 13 13.5.2.1 1 R_112-8015(6) 112-8015 13.05.02.01-6 07/24/2015 Y N N N MKD/NW-15-0262L 11/18/2015 Rev.1 13 13.5.2.1 1 R_112-8015(7) 112-8015 13.05.02.01-7 07/24/2015 Y N N N MKD/NW-15-0262L 11/18/2015 Rev.1 13 13.5.2.1 1 R_112-8015(8) 112-8015 13.05.02.01-8 07/24/2015 Y N N N MKD/NW-15-0262L 11/18/2015 Rev.1

1) Change type : 1 (NRC RAI), 2 (NRC Non-RAI), 3 (Self-identified)

KEPCO/KHNP 48 of 70

APR1400 DCD RAI Tracking Report (Rev. 2) APR1400-K-X-TM-18001 Impact Impact DCD Change RAI/AI Issue Impact Impact on on Ch. Change ID No. Question Number Other Drivers Letter Number Response Date DCD Rev.No.

Section Type1) Number Date on DCD on PRA Tech. TR,TeR Spec. , ER 13 13.5.2.1 1 R_112-8015(3R2) 112-8015R2 13.05.02.01-3 07/24/2015 Y N N N MKD/NW-16-0376L 04/18/2016 Rev.1 13 13.5.2.1 1 R_112-8015(4R2) 112-8015R2 13.05.02.01-4 07/24/2015 Y N N N MKD/NW-16-0376L 04/18/2016 Rev.1 13 13.5.2.1 1 R_112-8015(5R2) 112-8015R2 13.05.02.01-5 07/24/2015 Y N N N MKD/NW-16-0376L 04/18/2016 Rev.1 13 13.5.2.1 1 R_112-8015(6R2) 112-8015R2 13.05.02.01-6 07/24/2015 Y N N N MKD/NW-16-0376L 04/18/2016 Rev.1 14 14.2 1 R_19-7899(1) 19-7899 14.02-1 06/01/2015 Y N N N MKD/NW-15-0037L 07/02/2015 Rev.1 14 14.2 1 R_91-7867(4) 91-7867 14.02-4 07/20/2015 Y N N N MKD/NW-15-0102L 08/28/2015 Rev.1 14 14.2 1 R_91-7867(5) 91-7867 14.02-5 07/20/2015 Y N N N MKD/NW-15-0102L 08/28/2015 Rev.1 14 14.2 1 91-7867 14.02-9 07/20/2015 N N N N MKD/NW-15-0102L 08/28/2015 Rev.1 14 14.2 1 R_187-8101(10) 187-8101 14.02-10 09/01/2015 Y N N N MKD/NW-15-0310L 12/09/2015 Rev.1 14 14.2 1 R_191-8210(11) 191-8210 14.02-11 09/01/2015 Y N N N MKD/NW-15-0309L 12/09/2015 Rev.1 14 14.2 1 R_191-8210(12) 191-8210 14.02-12 09/01/2015 Y N N N MKD/NW-15-0309L 12/09/2015 Rev.1 14 14.2 1 R_191-8210(13) 191-8210 14.02-13 09/01/2015 Y N N N MKD/NW-15-0309L 12/09/2015 Rev.1 14 14.2 1 R_191-8210(14) 191-8210 14.02-14 09/01/2015 Y N N N MKD/NW-15-0309L 12/09/2015 Rev.1 14 14.2 1 R_193-8181(16) 193-8181 14.02-16 09/01/2015 Y N N N MKD/NW-15-0315L 12/09/2015 Rev.1 14 14.2 1 R_194-8172(17) 194-8172 14.02-17 09/01/2015 Y N N N MKD/NW-15-0317L 12/09/2015 Rev.1 14 14.2 1 R_198-8208(19) 198-8208 14.02-19 09/04/2015 Y N N N MKD/NW-15-0313L 12/09/2015 Rev.1 14 14.2 1 R_91-7867(2) 91-7867 14.02-2 07/20/2015 Y N N N MKD/NW-15-0312L 12/09/2015 Rev.1 14 14.2 1 R_198-8208(20) 198-8208 14.02-20 09/04/2015 Y N N N MKD/NW-15-0313L 12/09/2015 Rev.1 14 14.2 1 R_198-8208(21) 198-8208 14.02-21 09/04/2015 Y N N N MKD/NW-15-0313L 12/09/2015 Rev.1 14 14.2 1 R_198-8208(22) 198-8208 14.02-22 09/04/2015 Y N N N MKD/NW-15-0313L 12/09/2015 Rev.1 14 14.2 1 R_198-8208(23) 198-8208 14.02-23 09/04/2015 Y N N N MKD/NW-15-0313L 12/09/2015 Rev.1 14 14.2 1 R_198-8208(24) 198-8208 14.02-24 09/04/2015 Y N N N MKD/NW-15-0313L 12/09/2015 Rev.1 14 14.2 1 R_198-8208(25) 198-8208 14.02-25 09/04/2015 Y N N N MKD/NW-15-0313L 12/09/2015 Rev.1 14 14.2 1 R_198-8208(26) 198-8208 14.02-26 09/04/2015 Y N N N MKD/NW-15-0313L 12/09/2015 Rev.1 14 14.2 1 R_198-8208(27) 198-8208 14.02-27 09/04/2015 Y N N N MKD/NW-15-0313L 12/09/2015 Rev.1 14 14.2 1 R_198-8208(28) 198-8208 14.02-28 09/04/2015 Y N N N MKD/NW-15-0313L 12/09/2015 Rev.1 14 14.2 1 R_198-8208(29) 198-8208 14.02-29 09/04/2015 Y N N N MKD/NW-15-0313L 12/09/2015 Rev.1 14 14.2 1 R_91-7867(3) 91-7867 14.02-3 07/20/2015 Y N N N MKD/NW-15-0312L 12/09/2015 Rev.1 14 14.2 1 R_198-8208(30) 198-8208 14.02-30 09/04/2015 Y N N N MKD/NW-15-0313L 12/09/2015 Rev.1 14 14.2 1 R_198-8208(31) 198-8208 14.02-31 09/04/2015 Y N N N MKD/NW-15-0313L 12/09/2015 Rev.1 14 14.2 1 R_198-8208(32) 198-8208 14.02-32 09/04/2015 Y N N N MKD/NW-15-0313L 12/09/2015 Rev.1 14 14.2 1 R_198-8208(33) 198-8208 14.02-33 09/04/2015 Y N N N MKD/NW-15-0313L 12/09/2015 Rev.1 14 14.2 1 R_198-8208(34) 198-8208 14.02-34 09/04/2015 Y N N N MKD/NW-15-0313L 12/09/2015 Rev.1 14 14.2 1 R_198-8208(35) 198-8208 14.02-35 09/04/2015 Y N N N MKD/NW-15-0313L 12/09/2015 Rev.1 14 14.2 1 R_198-8208(36) 198-8208 14.02-36 09/04/2015 Y N N N MKD/NW-15-0313L 12/09/2015 Rev.1 14 14.2 1 R_198-8208(37) 198-8208 14.02-37 09/04/2015 Y N N N MKD/NW-15-0313L 12/09/2015 Rev.1 14 14.2 1 R_277-8227(38) 277-8227 14.02-38 10/30/2015 Y N N N MKD/NW-15-0314L 12/09/2015 Rev.1 14 14.2 1 R_278-8226(40) 278-8226 14.02-40 10/30/2015 Y N N N MKD/NW-15-0323L 12/09/2015 Rev.1 14 14.2 1 R_279-8175(41) 279-8175 14.02-41 10/30/2015 Y N N N MKD/NW-15-0311L 12/09/2015 Rev.1 14 14.2 1 R_279-8175(42) 279-8175 14.02-42 10/30/2015 Y N N N MKD/NW-15-0311L 12/09/2015 Rev.1 14 14.2 1 R_279-8175(43) 279-8175 14.02-43 10/30/2015 Y N N N MKD/NW-15-0311L 12/09/2015 Rev.1 14 14.2 1 R_280-8220(44) 280-8220 14.02-44 11/02/2015 Y N N N MKD/NW-15-0316L 12/09/2015 Rev.1 14 14.2 1 R_280-8220(45) 280-8220 14.02-45 11/02/2015 Y N N N MKD/NW-15-0316L 12/09/2015 Rev.1 14 14.2 1 R_281-8232(46) 281-8232 14.02-46 11/02/2015 Y N N N MKD/NW-15-0322L 12/09/2015 Rev.1 14 14.2 1 R_281-8232(47) 281-8232 14.02-47 11/02/2015 Y N N N MKD/NW-15-0322L 12/09/2015 Rev.1 14 14.2 1 R_281-8232(48) 281-8232 14.02-48 11/02/2015 Y N N N MKD/NW-15-0322L 12/09/2015 Rev.1 14 14.2 1 R_281-8232(49) 281-8232 14.02-49 11/02/2015 Y N N N MKD/NW-15-0322L 12/09/2015 Rev.1 14 14.2 1 R_281-8232(50) 281-8232 14.02-50 11/02/2015 Y N N N MKD/NW-15-0322L 12/09/2015 Rev.1 14 14.2 1 R_281-8232(53) 281-8232 14.02-53 11/02/2015 Y N N N MKD/NW-15-0322L 12/09/2015 Rev.1 14 14.2 1 R_281-8232(54) 281-8232 14.02-54 11/02/2015 Y N N N MKD/NW-15-0322L 12/09/2015 Rev.1 14 14.2 1 R_282-8238(55) 282-8238 14.02-55 11/02/2015 Y N N N MKD/NW-15-0318L 12/09/2015 Rev.1 14 14.2 1 R_282-8238(56) 282-8238 14.02-56 11/02/2015 Y N N N MKD/NW-15-0318L 12/09/2015 Rev.1 14 14.2 1 R_282-8238(57) 282-8238 14.02-57 11/02/2015 Y N N N MKD/NW-15-0318L 12/09/2015 Rev.1 14 14.2 1 R_282-8238(58) 282-8238 14.02-58 11/02/2015 Y N N N MKD/NW-15-0318L 12/09/2015 Rev.1 14 14.2 1 R_282-8238(59) 282-8238 14.02-59 11/02/2015 Y N N N MKD/NW-15-0318L 12/09/2015 Rev.1 14 14.2 1 91-7867 14.02-6 07/20/2015 N N N N MKD/NW-15-0312L 12/09/2015 Rev.1 14 14.2 1 R_282-8238(60) 282-8238 14.02-60 11/02/2015 Y N N N MKD/NW-15-0318L 12/09/2015 Rev.1 14 14.2 1 R_282-8238(61) 282-8238 14.02-61 11/02/2015 Y N N N MKD/NW-15-0318L 12/09/2015 Rev.1 14 14.2 1 R_283-8229(62) 283-8229 14.02-62 11/02/2015 Y N N N MKD/NW-15-0319L 12/09/2015 Rev.1 14 14.2 1 R_283-8229(63) 283-8229 14.02-63 11/02/2015 Y N N N MKD/NW-15-0319L 12/09/2015 Rev.1 14 14.2 1 R_283-8229(64) 283-8229 14.02-64 11/02/2015 Y N N N MKD/NW-15-0319L 12/09/2015 Rev.1 14 14.2 1 R_284-8234(65) 284-8234 14.02-65 11/02/2015 Y N N N MKD/NW-15-0320L 12/09/2015 Rev.1 14 14.2 1 R_285-8202(66) 285-8202 14.02-66 11/02/2015 Y N N N MKD/NW-15-0321L 12/09/2015 Rev.1

1) Change type : 1 (NRC RAI), 2 (NRC Non-RAI), 3 (Self-identified)

KEPCO/KHNP 49 of 70

APR1400 DCD RAI Tracking Report (Rev. 2) APR1400-K-X-TM-18001 Impact Impact DCD Change RAI/AI Issue Impact Impact on on Ch. Change ID No. Question Number Other Drivers Letter Number Response Date DCD Rev.No.

Section Type1) Number Date on DCD on PRA Tech. TR,TeR Spec. , ER 14 14.2 1 R_91-7867(7) 91-7867 14.02-7 07/20/2015 Y N N N MKD/NW-15-0312L 12/09/2015 Rev.1 14 14.2 1 91-7867 14.02-8 07/20/2015 N N N N MKD/NW-15-0312L 12/09/2015 Rev.1 14 14.2 1 R_195-8182(18) 195-8182 14.02-18 09/01/2015 Y N N N MKD/NW-16-0278L 03/29/2016 Rev.1 14 14.2 1 R_278-8226(39) 278-8226 14.02-39 10/30/2015 Y N N N MKD/NW-16-0031L 01/12/2016 Rev.1 14 14.2 1 R_281-8232(52) 281-8232 14.02-52 11/02/2015 Y N N N MKD/NW-16-0118L 02/05/2016 Rev.1 Revised DCD Section 14 14.2 3 Revised DCD Section 14.2 Y N N N MKD/NW-16-0156L 02/24/2016 Rev.1 14.2 14 14.2 1 R_194-8172(17R2) 194-8172R2 14.02-17 09/01/2015 Y N N N MKD/NW-16-0989L 09/24/2016 Rev.1 14 14.2 1 R_198-8208(21R2) 198-8208R2 14.02-21 09/04/2015 Y N N N MKD/NW-16-0995L 09/26/2016 Rev.1 14 14.2 1 R_192-8180(15) 192-8180 14.02-15 09/01/2015 Y N N N MKD/NW-16-0317L 04/07/2016 Rev.1 14 14.2 1 R_281-8232(53R) 281-8232R 14.02-53 11/02/2015 Y N N N MKD/NW-16-0381L 04/19/2016 Rev.1 14 14.2 1 R_194-8172(17R) 194-8172R 14.02-17 09/01/2015 Y N N N MKD/NW-16-0700L 06/30/2016 Rev.1 14 14.2 1 R_198-8208(28R2) 198-8208R2 14.02-28 09/04/2015 Y N N N MKD/NW-16-0701L 06/30/2016 Rev.1 14 14.2 1 R_277-8227(38R) 277-8227R 14.02-38 10/30/2015 Y N N N MKD/NW-16-0705L 06/30/2016 Rev.1 14 14.2 1 R_278-8226(40R) 278-8226R 14.02-40 10/30/2015 Y N N N MKD/NW-16-0711L 06/30/2016 Rev.1 14 14.2 1 R_91-7867(4R) 91-7867R 14.02-4 07/20/2015 Y N N N MKD/NW-16-0714L 06/30/2016 Rev.1 14 14.2 1 R_91-7867(5R) 91-7867R 14.02-5 07/20/2015 Y N N N MKD/NW-16-0714L 06/30/2016 Rev.1 14 14.2 1 R_91-7867(7R) 91-7867R 14.02-7 07/20/2015 Y N N N MKD/NW-16-0714L 06/30/2016 Rev.1 14 14.2 1 91-7867R 14.02-8 07/20/2015 N N N N MKD/NW-16-0714L 06/30/2016 Rev.1 14 14.2 1 198-8208R 14.02-23 09/04/2015 N N N N MKD/NW-16-0696L 06/30/2016 Rev.1 14 14.2 1 91-7867R 14.02-3 07/20/2015 N N N N MKD/NW-16-0507L 05/17/2016 Rev.1 14 14.2 1 187-8101R 14.02-10 09/01/2015 N N N N MKD/NW-16-0522L 05/19/2016 Rev.1 14 14.2 1 R_198-8208(21R) 198-8208R 14.02-21 09/04/2015 Y N N N MKD/NW-16-0525L 06/22/2016 Rev.1 14 14.2 1 R_198-8208(25R) 198-8208R 14.02-25 09/04/2015 Y N N N MKD/NW-16-0525L 06/22/2016 Rev.1 14 14.2 1 R_198-8208(26R) 198-8208R 14.02-26 09/04/2015 Y N N N MKD/NW-16-0525L 06/22/2016 Rev.1 14 14.2 1 R_198-8208(27R) 198-8208R 14.02-27 09/04/2015 Y N N N MKD/NW-16-0525L 06/22/2016 Rev.1 14 14.2 1 R_198-8208(36R) 198-8208R 14.02-36 09/04/2015 Y N N N MKD/NW-16-0525L 06/22/2016 Rev.1 14 14.2 1 R_198-8208(37R) 198-8208R 14.02-37 09/04/2015 Y N N N MKD/NW-16-0525L 06/22/2016 Rev.1 14 14.2 1 R_285-8202(66R) 285-8202R 14.02-66 11/02/2015 Y N N N MKD/NW-16-0527L 05/19/2016 Rev.1 14 14.2 1 R_281-8232(51) 281-8232 14.02-51 11/02/2015 Y N N N MKD/NW-16-0529L 07/01/2016 Rev.1 14 14.2 1 R_281-8232(46R) 281-8232R 14.02-46 11/02/2015 Y N N N MKD/NW-16-0530L 06/30/2016 Rev.1 14 14.2 1 R_281-8232(48R) 281-8232R 14.02-48 11/02/2015 Y N N N MKD/NW-16-0530L 06/30/2016 Rev.1 14 14.2 1 R_281-8232(54R) 281-8232R 14.02-54 11/02/2015 Y N N N MKD/NW-16-0530L 06/30/2016 Rev.1 14 14.2 1 R_198-8208(28R) 198-8208R 14.02-28 09/04/2015 Y N N N MKD/NW-16-0544L 05/25/2016 Rev.1 14 14.2 1 R_279-8175(42R) 279-8175R 14.02-42 10/30/2015 Y N N N MKD/NW-16-0615L 06/15/2016 Rev.1 14 14.2 1 R_281-8232(47R) 281-8232R 14.02-47 01/02/2015 Y N N N MKD/NW-16-0628L 06/15/2016 Rev.1 14 14.2 1 281-8232R 14.02-50 01/02/2015 N N N N MKD/NW-16-0628L 06/15/2016 Rev.1 14 14.2 1 R_193-8181(16R) 193-8181R 14.02-16 09/01/2015 Y N N N MKD/NW-16-0632L 06/16/2016 Rev.1 14 14.2 1 R_279-8175(41R) 279-8175R 14.02-41 10/30/2015 Y N N N MKD/NW-16-0638L 07/12/2016 Rev.1 14 14.2 1 R_198-8208(22R) 198-8208R 14.02-22 09/04/2015 Y N N N MKD/NW-16-0639L 06/20/2016 Rev.1 14 14.2 1 R_198-8208(24R) 198-8208R 14.02-24 09/04/2015 Y N N N MKD/NW-16-0639L 06/20/2016 Rev.1 14 14.2 1 198-8208R 14.02-30 09/04/2015 N N N N MKD/NW-16-0639L 06/20/2016 Rev.1 14 14.2 1 R_198-8208(31R) 198-8208R 14.02-31 09/04/2015 Y N N N MKD/NW-16-0639L 06/20/2016 Rev.1 14 14.2 1 R_198-8208(32R) 198-8208R 14.02-32 09/04/2015 Y N N N MKD/NW-16-0639L 06/20/2016 Rev.1 14 14.2 1 R_198-8208(33R) 198-8208R 14.02-33 09/04/2015 Y N N N MKD/NW-16-0639L 06/20/2016 Rev.1 14 14.2 1 198-8208R 14.02-34 09/04/2015 N N N N MKD/NW-16-0639L 06/20/2016 Rev.1 14 14.2 1 R_198-8208(35R) 198-8208R 14.02-35 09/04/2015 Y N N N MKD/NW-16-0639L 06/20/2016 Rev.1 14 14.2 1 283-8229R 14.02-63 11/02/2015 N N N N MKD/NW-16-0643L 06/17/2016 Rev.1 14 14.2 1 283-8229R 14.02-64 11/02/2015 N N N N MKD/NW-16-0643L 06/17/2016 Rev.1 14 14.2 1 R_284-8234(65R) 284-8234R 14.02-65 11/02/2015 Y N N N MKD/NW-16-0645L 06/17/2016 Rev.1 14 14.2 1 R_279-8175(43R) 279-8175R 14.02-43 10/30/2015 Y N N N MKD/NW-16-0680L 06/24/2016 Rev.1 14 14.2 1 R_191-8210(12R) 191-8210R 14.02-12 09/01/2015 Y N N N MKD/NW-16-0684L 06/28/2016 Rev.1 14 14.2 1 R_191-8210(13R) 191-8210R 14.02-13 09/01/2015 Y N N N MKD/NW-16-0684L 06/28/2016 Rev.1 14 14.2 1 R_281-8232(48R2) 281-8232R2 14.02-48 11/02/2015 Y N N N MKD/NW-16-0894L 08/17/2016 Rev.1 14 14.2 1 R_198-8208(20R) 198-8208R 14.02-20 09/04/2015 Y N N N MKD/NW-16-0893L 08/17/2016 Rev.1 14 14.2 1 R_198-8208(29R) 198-8208R 14.02-29 09/04/2015 Y N N N MKD/NW-16-0893L 08/17/2016 Rev.1 14 14.2 1 R_282-8238(55R) 282-8238R 14.02-55 11/02/2015 Y N N N MKD/NW-16-0882L 08/16/2016 Rev.1 14 14.2 1 R_282-8238(56R) 282-8238R 14.02-56 11/02/2015 Y N N N MKD/NW-16-0882L 08/16/2016 Rev.1 14 14.2 1 R_282-8238(57R) 282-8238R 14.02-57 11/02/2015 Y N N N MKD/NW-16-0882L 08/16/2016 Rev.1 14 14.2 1 R_282-8238(58R) 282-8238R 14.02-58 11/02/2015 Y N N N MKD/NW-16-0882L 08/16/2016 Rev.1 14 14.2 1 R_282-8238(59R) 282-8238R 14.02-59 11/02/2015 Y N N N MKD/NW-16-0882L 08/16/2016 Rev.1 14 14.2 1 R_282-8238(60R) 282-8238R 14.02-60 11/02/2015 Y N N N MKD/NW-16-0882L 08/16/2016 Rev.1 14 14.2 1 282-8238R 14.02-61 11/02/2015 N N N N MKD/NW-16-0882L 08/16/2016 Rev.1

1) Change type : 1 (NRC RAI), 2 (NRC Non-RAI), 3 (Self-identified)

KEPCO/KHNP 50 of 70

APR1400 DCD RAI Tracking Report (Rev. 2) APR1400-K-X-TM-18001 Impact Impact DCD Change RAI/AI Issue Impact Impact on on Ch. Change ID No. Question Number Other Drivers Letter Number Response Date DCD Rev.No.

Section Type1) Number Date on DCD on PRA Tech. TR,TeR Spec. , ER 14 14.2 1 R_281-8232(51R) 281-8232R 14.02-51 11/02/2015 Y N N N MKD/NW-16-0872L 08/09/2016 Rev.1 14 14.2 1 R_283-8229(62R) 283-8229R 14.02-62 11/02/2015 Y N N N MKD/NW-16-0796L 07/22/2016 Rev.1 14 14.2 1 R_191-8210(14R) 191-8210R 14.02-14 09/01/2015 Y N N N MKD/NW-16-0744L 07/08/2016 Rev.1 14 14.2 1 R_280-8220(44R) 280-8220R 14.02-44 11/02/2015 Y N N N MKD/NW-16-0739L 07/16/2016 Rev.1 14 14.2 1 R_280-8220(45R) 280-8220R 14.02-45 11/02/2015 Y N N N MKD/NW-16-0739L 07/16/2016 Rev.1 14 14.2 1 R_198-8208(19R) 198-8208R 14.02-19 09/04/2015 Y N N N MKD/NW-16-0736L 07/14/2016 Rev.1 14 14.2 1 R_281-8232(49R) 281-8232R 14.02-49 11/02/2015 Y N N N MKD/NW-16-0717L 07/06/2016 Rev.1 14 14.2 1 R_281-8232(52R) 281-8232R 14.02-52 11/02/2015 Y N N N MKD/NW-16-0717L 07/06/2016 Rev.1 14 14.2 1 R_191-8210(11R) 191-8210R 14.02-11 09/01/2015 Y N N N MKD/NW-16-1020L 10/05/2016 Rev.1 14 14.2 1 R_283-8229(63R2) 283-8229R2 14.02-63 11/02/2015 Y N N N MKD/NW-16-1021L 10/05/2016 Rev.1 14 14.2 1 283-8229R2 14.02-64 11/02/2015 N N N N MKD/NW-16-1021L 10/05/2016 Rev.1 14 14.2 1 R_198-8208(31S) 198-8208S 14.02-31 09/04/2015 Y N N N MKD/NW-16-1029L 10/07/2016 Rev.1 14 14.2 1 R_198-8208(24S) 198-8208S 14.02-24 09/04/2015 Y N N N MKD/NW-16-1040L 10/18/2016 Rev.1 14 14.2 1 R_198-8208(26S) 198-8208S 14.02-26 09/04/2015 Y N N N MKD/NW-16-1040L 10/18/2016 Rev.1 14 14.2 1 198-8208S 14.02-30 09/04/2015 N N N N MKD/NW-16-1040L 10/18/2016 Rev.1 14 14.2 1 R_283-8229(62R2) 283-8229R2 14.02-62 11/02/2015 Y N N N MKD/NW-16-1059L 10/26/2016 Rev.1 14 14.2 1 R_198-8208(27R2) 198-8208R2 14.02-27 09/04/2015 Y N N N MKD/NW-16-1041L 11/08/2016 Rev.1 14 14.2 1 R_198-8208(22R2) 198-8208R2 14.02-22 09/04/2015 Y N N N MKD/NW-16-1130L 11/29/2016 Rev.1 14 14.2.12.1.86 1 R_515-8681(68) 515-8681 14.02-68 08/12/2016 Y N N N MKD/NW-16-1013L 10/07/2016 Rev.1 14 14.2.12.2.9 1 R_198-8208(34R2) 198-8208R2 14.02-34 09/04/2015 Y N N N MKD/NW-16-0964L 11/01/2016 Rev.1 14 14.3.11 1 R_18-7900(1) 18-7900 14.03.11-1 06/01/2015 Y N N N MKD/NW-15-0036L 07/14/2015 Rev.1 14 14.3.11 1 R_18-7900(2) 18-7900 14.03.11-2 06/01/2015 Y N N N MKD/NW-15-0036L 07/14/2015 Rev.1 14 14.3.11 1 R_330-8418(3) 330-8418 14.03.11-3 12/09/2015 Y N N N MKD/NW-16-0032L 01/12/2016 Rev.1 14 14.3.12 1 R_197-8176(1) 197-8176 14.03.12-1 09/02/2015 Y N N N MKD/NW-15-0252L 11/11/2015 Rev.1 14 14.3.12 1 197-8176 14.03.12-2 09/02/2015 N N N N MKD/NW-15-0252L 11/11/2015 Rev.1 14 14.3.12 1 R_197-8176(3) 197-8176 14.03.12-3 09/02/2015 Y N N N MKD/NW-15-0265L 11/18/2015 Rev.1 14 14.3.12 1 R_197-8176(4) 197-8176 14.03.12-4 09/02/2015 Y N N N MKD/NW-15-0265L 11/18/2015 Rev.1 14 14.3.12 1 R_197-8176(5) 197-8176 14.03.12-5 09/02/2015 Y N N N MKD/NW-15-0252L 11/11/2015 Rev.1 14 14.3.12 1 R_197-8176(6) 197-8176 14.03.12-6 09/02/2015 Y N N N MKD/NW-15-0252L 11/11/2015 Rev.1 14 14.3.12 1 R_197-8176(7) 197-8176 14.03.12-7 09/02/2015 Y N N N MKD/NW-15-0252L 11/11/2015 Rev.1 14 14.3.12 1 R_197-8176(8) 197-8176 14.03.12-8 09/02/2015 Y N N N MKD/NW-15-0252L 11/11/2015 Rev.1 14 14.3.12 1 R_197-8176(9) 197-8176 14.03.12-9 09/02/2015 Y N N N MKD/NW-15-0252L 11/11/2015 Rev.1 14 14.3.12 1 R_465-8565(10) 465-8565 14.03.12-10 04/19/2016 Y N N N MKD/NW-16-0658L 07/01/2016 Rev.1 14 14.3.2 1 R_247-8314(1) 247-8314 14.03.02-1 10/14/2015 Y N N N MKD/NW-15-0274L 11/23/2015 Rev.1 14 14.3.2 1 R_247-8314(2) 247-8314 14.03.02-2 10/14/2015 Y N N N MKD/NW-15-0274L 11/23/2015 Rev.1 14 14.3.2 1 R_247-8314(3) 247-8314 14.03.02-3 10/14/2015 Y N N N MKD/NW-15-0274L 11/23/2015 Rev.1 14 14.3.3 1 R_78-8021(1) 78-8021 14.03.03-1 07/15/2015 Y N N N MKD/NW-15-0100L 08/26/2015 Rev.1 14 14.3.3 1 R_78-8021(2) 78-8021 14.03.03-2 07/15/2015 Y N N N MKD/NW-15-0100L 08/26/2015 Rev.1 14 14.3.3 2 A_14-6.2 14-6.2 MCB Issue #10 05/29/2015 Y N N N MKD/NW-15-0051L 07/17/2015 Rev.1 14 14.3.3 2 A_14-6.3 14-6.3 MCB Issue #11 05/29/2015 Y N N N MKD/NW-15-0051L 07/17/2015 Rev.1 14 14.3.3 2 A_14-6.4 14-6.4 MCB Issue #12 05/29/2015 Y N N N MKD/NW-15-0061L 08/04/2015 Rev.1 14 14.3.3 1 R_78-8021(1R) 78-8021R 14.03.03-1 07/15/2015 Y N N N MKD/NW-16-0637L 06/23/2016 Rev.1 14 14.3.4 1 R_83-7962(2) 83-7962 14.03.04-2 07/16/2015 Y N N N MKD/NW-15-0149L 09/16/2015 Rev.1 14 14.3.4 1 R_83-7962(3) 83-7962 14.03.04-3 07/16/2015 Y N N N MKD/NW-15-0149L 09/16/2015 Rev.1 14 14.3.4 1 R_83-7962(4) 83-7962 14.03.04-4 07/16/2015 Y N N N MKD/NW-15-0149L 09/16/2015 Rev.1 14 14.3.4 1 R_83-7962(5) 83-7962 14.03.04-5 07/16/2015 Y N N N MKD/NW-15-0149L 09/16/2015 Rev.1 14 14.3.4 1 R_83-7962(1) 83-7962 14.03.04-1 07/16/2015 Y N N N MKD/NW-16-0115L 02/04/2016 Rev.1 14 14.3.4 1 R_83-7962(5S) 83-7962S 14.03.04-5 07/16/2015 Y N N N MKD/NW-16-0256L 03/21/2016 Rev.1 14 14.3.5 1 R_71-7906(1) 71-7906 14.03.05-1 07/15/2015 Y N N N MKD/NW-15-0187L 10/08/2015 Rev.1 14 14.3.5 1 R_71-7906(10) 71-7906 14.03.05-10 07/15/2015 Y N N N MKD/NW-15-0187L 10/08/2015 Rev.1 14 14.3.5 1 R_71-7906(11) 71-7906 14.03.05-11 07/15/2015 Y N N N MKD/NW-15-0187L 10/08/2015 Rev.1 14 14.3.5 1 71-7906 14.03.05-12 07/15/2015 N N N N MKD/NW-15-0187L 10/08/2015 Rev.1 14 14.3.5 1 R_71-7906(2) 71-7906 14.03.05-2 07/15/2015 Y N N N MKD/NW-15-0187L 10/08/2015 Rev.1 14 14.3.5 1 R_71-7906(3) 71-7906 14.03.05-3 07/15/2015 Y N N N MKD/NW-15-0187L 10/08/2015 Rev.1 14 14.3.5 1 R_71-7906(4) 71-7906 14.03.05-4 07/15/2015 Y N N N MKD/NW-15-0187L 10/08/2015 Rev.1 14 14.3.5 1 R_71-7906(5) 71-7906 14.03.05-5 07/15/2015 Y N N N MKD/NW-15-0187L 10/08/2015 Rev.1 14 14.3.5 1 R_71-7906(6) 71-7906 14.03.05-6 07/15/2015 Y N N N MKD/NW-15-0187L 10/08/2015 Rev.1 14 14.3.5 1 R_71-7906(7) 71-7906 14.03.05-7 07/15/2015 Y N N Y MKD/NW-15-0187L 10/08/2015 Rev.1 14 14.3.5 1 R_71-7906(8) 71-7906 14.03.05-8 07/15/2015 Y N N N MKD/NW-15-0187L 10/08/2015 Rev.1 14 14.3.5 1 R_71-7906(9) 71-7906 14.03.05-9 07/15/2015 Y N N N MKD/NW-15-0187L 10/08/2015 Rev.1 14 14.3.5 1 R_71-7906(9R) 71-7906R 14.03.05-9 07/15/2015 Y N N N MKD/NW-16-0208L 03/09/2016 Rev.1 14 14.3.5 1 R_317-8271(18) 317-8271 14.03.05-18 11/17/2015 N N N Y MKD/NW-16-0096L 02/05/2016 Rev.1 14 14.3.5 1 R_317-8271(19) 317-8271 14.03.05-19 11/17/2015 Y N N N MKD/NW-16-0096L 02/05/2016 Rev.1

1) Change type : 1 (NRC RAI), 2 (NRC Non-RAI), 3 (Self-identified)

KEPCO/KHNP 51 of 70

APR1400 DCD RAI Tracking Report (Rev. 2) APR1400-K-X-TM-18001 Impact Impact DCD Change RAI/AI Issue Impact Impact on on Ch. Change ID No. Question Number Other Drivers Letter Number Response Date DCD Rev.No.

Section Type1) Number Date on DCD on PRA Tech. TR,TeR Spec. , ER 14 14.3.5 1 R_317-8271(21) 317-8271 14.03.05-21 11/17/2015 Y N N N MKD/NW-16-0096L 02/05/2016 Rev.1 14 14.3.5 1 R_317-8271(22) 317-8271 14.03.05-22 11/17/2015 Y N N N MKD/NW-16-0096L 02/05/2016 Rev.1 14 14.3.5 1 R_317-8271(23) 317-8271 14.03.05-23 11/17/2015 Y N N N MKD/NW-16-0096L 02/05/2016 Rev.1 14 14.3.5 1 R_317-8271(26) 317-8271 14.03.05-26 11/17/2015 Y N N N MKD/NW-16-0096L 02/05/2016 Rev.1 14 14.3.5 1 317-8271 14.03.05-31 11/17/2015 N N N N MKD/NW-16-0096L 02/05/2016 Rev.1 14 14.3.5 1 R_317-8271(32) 317-8271 14.03.05-32 11/17/2015 N N N Y MKD/NW-16-0128L 02/16/2016 Rev.1 14 14.3.5 1 R_317-8271(33) 317-8271 14.03.05-33 11/17/2015 Y N N N MKD/NW-16-0096L 02/05/2016 Rev.1 14 14.3.5 1 R_71-7906(11R) 71-7906R 14.03.05-11 07/15/2015 Y N N N MKD/NW-16-0375L 04/16/2016 Rev.1 14 14.3.5 1 71-7906R 14.03.05-12 07/15/2015 N N N N MKD/NW-16-0394L 04/22/2016 Rev.1 14 14.3.5 1 R_71-7906(5R) 71-7906R 14.03.05-5 07/15/2015 Y N N N MKD/NW-16-0472L 05/18/2016 Rev.1 14 14.3.5 1 R_71-7906(8R) 71-7906R 14.03.05-8 07/15/2015 Y N N N MKD/NW-16-0472L 05/18/2016 Rev.1 14 14.3.5 1 R_71-7906(1R) 71-7906R 14.03.05-1 07/15/2015 Y N N N MKD/NW-16-0511L 05/18/2016 Rev.1 14 14.3.5 1 R_71-7906(2S) 71-7906S 14.03.05-2 07/15/2015 Y N N N MKD/NW-16-0511L 05/18/2016 Rev.1 14 14.3.5 1 R_317-8271(14R) 317-8271R 14.03.05-14 11/17/2015 Y N N N MKD/NW-16-0518L 05/19/2016 Rev.1 14 14.3.5 1 R_317-8271(22R) 317-8271R 14.03.05-22 11/17/2015 Y N N N MKD/NW-16-0518L 05/19/2016 Rev.1 14 14.3.5 1 R_317-8271(28R) 317-8271R 14.03.05-28 11/17/2015 Y N N N MKD/NW-16-0518L 05/19/2016 Rev.1 14 14.3.5 1 R_38-7878(1) 317-8271 14.03.05-24 11/17/2015 Y N N N MKD/NW-16-0585L 06/29/2016 Rev.1 14 14.3.5 1 R_317-8271(25) 317-8271 14.03.05-25 11/17/2015 Y N N N MKD/NW-16-0585L 06/29/2016 Rev.1 14 14.3.5 1 R_317-8271(30) 317-8271 14.03.05-30 11/17/2015 Y N N N MKD/NW-16-0585L 06/29/2016 Rev.1 14 14.3.5 1 R_317-8271(17S) 317-8271S 14.03.05-17 11/17/2015 Y N N N MKD/NW-16-0654L 06/23/2016 Rev.1 14 14.3.5 1 R_317-8271(18R) 317-8271R 14.03.05-18 11/17/2015 Y N N Y MKD/NW-16-0674L 06/30/2016 Rev.1 14 14.3.5 1 R_71-7906(2R) 71-7906R 14.03.05-2 07/15/2015 Y N N N MKD/NW-16-0686L 06/28/2016 Rev.1 14 14.3.5 1 R_317-8271(32R) 317-8271R 14.03.05-32 11/17/2015 Y N N Y MKD/NW-16-0812L 08/16/2016 Rev.1 14 14.3.5 1 R_317-8271(17R) 317-8271R 14.03.05-17 11/17/2015 Y N N N MKD/NW-16-0803L 07/26/2016 Rev.1 14 14.3.5 1 R_317-8271(13) 317-8271 14.03.05-13 11/17/2015 Y N N N MKD/NW-16-0164L 03/02/2016 Rev.1 14 14.3.5 1 R_317-8271(14) 317-8271 14.03.05-14 11/17/2015 Y N N N MKD/NW-16-0164L 03/02/2016 Rev.1 14 14.3.5 1 317-8271 14.03.05-15 11/17/2015 N N N N MKD/NW-16-0164L 03/02/2016 Rev.1 14 14.3.5 1 R_317-8271(16) 317-8271 14.03.05-16 11/17/2015 Y N N N MKD/NW-16-0164L 03/02/2016 Rev.1 14 14.3.5 1 R_317-8271(17) 317-8271 14.03.05-17 11/17/2015 Y N N N MKD/NW-16-0164L 03/02/2016 Rev.1 14 14.3.5 1 R_317-8271(20) 317-8271 14.03.05-20 11/17/2015 Y N N N MKD/NW-16-0164L 03/02/2016 Rev.1 14 14.3.5 1 R_317-8271(27) 317-8271 14.03.05-27 11/17/2015 Y N N N MKD/NW-16-0164L 03/02/2016 Rev.1 14 14.3.5 1 R_317-8271(28) 317-8271 14.03.05-28 11/17/2015 Y N N N MKD/NW-16-0164L 03/02/2016 Rev.1 14 14.3.5 1 R_317-8271(29) 317-8271 14.03.05-29 11/17/2015 Y N N N MKD/NW-16-0164L 03/02/2016 Rev.1 14 14.3.5 1 R_317-8271(32R2) 317-8271R2 14.03.05-32 11/17/2015 Y N N Y MKD/NW-16-1022L 10/05/2016 Rev.1 14 14.3.5 1 R_71-7906(11R2) 71-7906R2 14.03.05-11 07/15/2015 Y N N N MKD/NW-16-0657L 11/02/2016 Rev.1 14 14.3.6 1 234-8284 14.03.06-1 10/05/2015 N N N N MKD/NW-16-0046L 01/20/2016 Rev.1 14 14.3.6 1 R_234-8284(2) 234-8284 14.03.06-2 10/05/2015 Y N N N MKD/NW-16-0046L 01/20/2016 Rev.1 14 14.3.6 1 R_234-8284(3) 234-8284 14.03.06-3 10/05/2015 Y N N N MKD/NW-16-0046L 01/20/2016 Rev.1 14 14.3.6 1 R_234-8284(4) 234-8284 14.03.06-4 10/05/2015 Y N N N MKD/NW-16-0046L 01/20/2016 Rev.1 14 14.3.6 1 R_234-8284(5) 234-8284 14.03.06-5 10/05/2015 Y N N N MKD/NW-16-0046L 01/20/2016 Rev.1 14 14.3.6 1 R_234-8284(6) 234-8284 14.03.06-6 10/05/2015 Y N N N MKD/NW-16-0046L 01/20/2016 Rev.1 14 14.3.6 1 R_234-8284(7) 234-8284 14.03.06-7 10/05/2015 Y N N N MKD/NW-16-0046L 01/20/2016 Rev.1 14 14.3.6 1 234-8284 14.03.06-8 10/05/2015 N N N N MKD/NW-16-0046L 01/20/2016 Rev.1 14 14.3.6 1 455-8553 14.03.06-9 04/05/2016 N N N N MKD/NW-16-0694L 06/29/2016 Rev.1 14 14.3.8 1 R_116-8054(10) 116-8054 14.03.08-10 07/27/2015 Y N N N MKD/NW-15-0363L 12/17/2015 Rev.1 14 14.3.8 1 R_310-8355(12) 310-8355 14.03.08-12 11/16/2015 Y N N N MKD/NW-15-0384L 12/30/2015 Rev.1 14 14.3.8 1 116-8054 14.03.08-2 07/27/2015 N N N N MKD/NW-15-0204L 10/30/2015 Rev.1 14 14.3.8 1 116-8054 14.03.08-3 07/27/2015 N N N N MKD/NW-15-0109L 09/01/2015 Rev.1 14 14.3.8 1 R_116-8054(4) 116-8054 14.03.08-4 07/27/2015 Y N N N MKD/NW-15-0204L 10/30/2015 Rev.1 14 14.3.8 1 R_116-8054(5) 116-8054 14.03.08-5 07/27/2015 Y N N N MKD/NW-15-0204L 10/30/2015 Rev.1 14 14.3.8 1 R_116-8054(6) 116-8054 14.03.08-6 07/27/2015 Y N N N MKD/NW-15-0186L 10/07/2015 Rev.1 14 14.3.8 1 R_116-8054(8) 116-8054 14.03.08-8 07/27/2015 Y N N N MKD/NW-15-0204L 10/30/2015 Rev.1 14 14.3.8 1 R_116-8054(1) 116-8054 14.03.08-1 07/27/2015 Y N N N MKD/NW-16-0123L 02/05/2016 Rev.1 14 14.3.8 1 R_116-8054(7) 116-8054 14.03.08-7 07/27/2016 Y N N N MKD/NW-16-0281L 04/02/2016 Rev.1 14 14.3.8 1 R_116-8054(9) 116-8054 14.03.08-9 07/27/2015 Y N N N MKD/NW-16-0143L 02/19/2016 Rev.1 14 14.3.8 1 R_116-8054(11) 116-8054 14.03.08-11 07/27/2015 Y N N N MKD/NW-16-0112L 02/04/2016 Rev.1 14 14.3.8 1 R_329-8424(13) 329-8424 14.03.08-13 12/09/2015 Y N N N MKD/NW-16-0062L 01/28/2016 Rev.1 14 14.3.8 1 R_368-8470(14) 368-8470 14.03.08-14 01/19/2016 Y N N N MKD/NW-16-0362L 04/22/2016 Rev.1 14 14.3.8 1 R_449-8533(15) 449-8533 14.03.08-15 03/22/2016 Y N N N MKD/NW-16-0693L 07/01/2016 Rev.1 14 14.3.8 1 449-8533 14.03.08-16 03/22/2016 N N N N MKD/NW-16-0693L 07/01/2016 Rev.1 14 14.3.8 1 R_116-8054(9R) 116-8054R 14.03.08-9 07/27/2015 Y N N N MKD/NW-16-0828L 07/29/2016 Rev.1 14 14.3.8 1 R_116-8054(7R) 116-8054R 14.03.08-7 07/27/2015 Y N N N MKD/NW-16-0752L 07/29/2016 Rev.1 14 14.3.8 1 R_310-8355(12R) 310-8355R 14.03.08-12 11/16/2015 Y N N N MKD/NW-16-1031L 10/11/2016 Rev.1

1) Change type : 1 (NRC RAI), 2 (NRC Non-RAI), 3 (Self-identified)

KEPCO/KHNP 52 of 70

APR1400 DCD RAI Tracking Report (Rev. 2) APR1400-K-X-TM-18001 Impact Impact DCD Change RAI/AI Issue Impact Impact on on Ch. Change ID No. Question Number Other Drivers Letter Number Response Date DCD Rev.No.

Section Type1) Number Date on DCD on PRA Tech. TR,TeR Spec. , ER 14 14.3.9 1 R_349-8440(1) 349-8440 14.03.09-1 02/08/2016 Y N N N MKD/NW-16-0247L 03/21/2016 Rev.1 14 14.3.9 1 R_512-8665(2) 512-8665 14.03.09-2 08/04/2016 Y N N N MKD/NW-16-1099L 11/09/2016 Rev.1 14 14.3.9 1 R_512-8665(3) 512-8665 14.03.09-3 08/04/2016 Y N N N MKD/NW-16-1099L 11/09/2016 Rev.1 15 15 2 A_15-7.1 15-7.1 DBA Dose Issue #1 06/23/2015 Y N N N MKD/NW-15-0110L 08/28/2015 Rev.1 15 15 2 A_15-7.2 15-7.2 DBA Dose Issue #2 06/23/2015 Y N N N MKD/NW-15-0110L 08/28/2015 Rev.1 15 15 2 15-7.3 DBA Dose Issue #3 06/23/2015 N N N N MKD/NW-15-0110L 08/28/2015 Rev.1 15 15 2 A_15-7.4 15-7.4 DBA Dose Issue #4 06/23/2015 Y N N N MKD/NW-15-0110L 08/28/2015 Rev.1 15 15 2 A_15-7.5 15-7.5 DBA Dose Issue #5 06/23/2015 Y N N N MKD/NW-15-0110L 08/28/2015 Rev.1 15 15 2 A_15-7.6 15-7.6 DBA Dose Issue #6 06/23/2015 Y N N N MKD/NW-15-0110L 08/28/2015 Rev.1 15 15 1 R_108-7973(2R) 108-7973R 15.00.03-2 07/23/2015 Y N N N MKD/NW-16-0784L 07/19/2016 Rev.1 15 15.8 1 368-8515 15.08-1 02/01/2016 N N N N MKD/NW-16-0206L 03/08/2016 Rev.1 15 15.0.2 1 431-8504 15.00.02-12 03/08/2016 N N N N MKD/NW-16-0423L 04/26/2016 Rev.1 15 15.0.2 1 431-8504 15.00.02-13 03/08/2016 N N N N MKD/NW-16-0423L 04/26/2016 Rev.1 15 15.0.2 1 431-8504 15.00.02-14 03/08/2016 N N N N MKD/NW-16-0423L 04/26/2016 Rev.1 15 15.0.2 1 431-8504 15.00.02-15 03/08/2016 N N N N MKD/NW-16-0423L 04/26/2016 Rev.1 15 15.0.2 1 431-8504 15.00.02-16 03/08/2016 N N N N MKD/NW-16-0588L 06/01/2016 Rev.1 15 15.0.3 1 R_108-7973(2) 108-7973 15.00.03-2 07/23/2015 Y N N N MKD/NW-16-0471L 05/09/2016 Rev.1 15 15.0.3 1 108-7973 15.00.03-21 07/23/2015 N N N N MKD/NW-16-0483L 05/12/2016 Rev.1 15 15.0.3 1 R_362-8445(31) 362-8445 15.00.03-31 01/11/2016 Y N N N MKD/NW-16-0911L 08/22/2016 Rev.1 15 15.00.02 1 411-8505 15.00.02-6 02/22/2016 N N N N MKD/NW-16-0300L 04/05/2016 Rev.1 15 15.00.02 1 411-8505 15.00.02-7 02/22/2016 N N N N MKD/NW-16-0300L 04/05/2016 Rev.1 15 15.00.02 1 411-8505 15.00.02-8 02/22/2016 N N N N MKD/NW-16-0300L 04/05/2016 Rev.1 15 15.00.02 1 411-8505 15.00.02-10 02/22/2016 N N N N MKD/NW-16-0300L 04/05/2016 Rev.1 15 15.00.2 1 387-8485 15.00.02-1 02/01/2016 N N N N MKD/NW-16-0203L 03/08/2016 Rev.1 15 15.00.2 1 387-8485 15.00.02-2 02/01/2016 N N N N MKD/NW-16-0203L 03/08/2016 Rev.1 15 15.00.2 1 387-8485 15.00.02-3 02/01/2016 N N N N MKD/NW-16-0203L 03/08/2016 Rev.1 15 15.00.2 1 387-8485 15.00.02-4 02/01/2016 N N N N MKD/NW-16-0203L 03/08/2016 Rev.1 15 15.00.2 1 R_397-8519(5) 397-8519 15.00.02-5 02/03/2016 Y N N Y MKD/NW-16-0202L 03/08/2016 Rev.1 15 15.00.2 1 411-8505 15.00.02-9 02/22/2016 N N N N MKD/NW-16-0226L 03/11/2016 Rev.1 15 15.00.3 1 108-7973 15.00.03-1 07/23/2015 N N N N MKD/NW-15-0345L 12/10/2015 Rev.1 15 15.00.3 1 108-7973 15.00.03-10 07/23/2015 N N N N MKD/NW-15-0379L 12/18/2015 Rev.1 15 15.00.3 1 R_108-7973(11) 108-7973 15.00.03-11 07/23/2015 Y N N N MKD/NW-15-0379L 12/18/2015 Rev.1 15 15.00.3 1 108-7973 15.00.03-12 07/23/2015 N N N N MKD/NW-15-0379L 12/18/2015 Rev.1 15 15.00.3 1 108-7973 15.00.03-13 07/23/2015 N N N N MKD/NW-15-0379L 12/18/2015 Rev.1 15 15.00.3 1 108-7973 15.00.03-15 07/23/2015 N N N N MKD/NW-15-0379L 12/18/2015 Rev.1 15 15.00.3 1 108-7973 15.00.03-17 07/23/2015 N N N N MKD/NW-15-0379L 12/18/2015 Rev.1 15 15.00.3 1 108-7973 15.00.03-18 07/23/2015 N N N N MKD/NW-15-0345L 12/10/2015 Rev.1 15 15.00.3 1 108-7973 15.00.03-19 07/23/2015 N N N N MKD/NW-15-0379L 12/18/2015 Rev.1 15 15.00.3 1 R_108-7973(20) 108-7973 15.00.03-20 07/23/2015 Y N N N MKD/NW-15-0379L 12/18/2015 Rev.1 15 15.00.3 1 108-7973 15.00.03-22 07/23/2015 N N N N MKD/NW-15-0392L 12/23/2015 Rev.1 15 15.00.3 1 108-7973 15.00.03-23 07/23/2015 N N N N MKD/NW-15-0379L 12/18/2015 Rev.1 15 15.00.3 1 R_108-7973(24) 108-7973 15.00.03-24 07/23/2015 Y N N N MKD/NW-15-0379L 12/18/2015 Rev.1 15 15.00.3 1 108-7973 15.00.03-25 07/23/2015 N N N N MKD/NW-15-0379L 12/18/2015 Rev.1 15 15.00.3 1 108-7973 15.00.03-26 07/23/2015 N N N N MKD/NW-15-0379L 12/18/2015 Rev.1 15 15.00.3 1 R_108-7973(27) 108-7973 15.00.03-27 07/23/2015 Y N N N MKD/NW-15-0379L 12/18/2015 Rev.1 15 15.00.3 1 R_173-8213(29) 173-8213 15.00.03-29 08/26/2015 Y N N N MKD/NW-15-0222L 10/27/2015 Rev.1 15 15.00.3 1 173-8213 15.00.03-30 08/26/2015 N N N N MKD/NW-15-0222L 10/27/2015 Rev.1 15 15.00.3 1 108-7973 15.00.03-5 07/23/2015 N N N N MKD/NW-15-0379L 12/18/2015 Rev.1 15 15.00.3 1 R_108-7973(7) 108-7973 15.00.03-7 07/23/2015 Y N N N MKD/NW-15-0379L 12/18/2015 Rev.1 15 15.00.3 1 R_108-7973(8) 108-7973 15.00.03-8 07/23/2015 Y N N N MKD/NW-15-0379L 12/18/2015 Rev.1 15 15.00.3 1 108-7973 15.00.03-9 07/23/2015 N N N N MKD/NW-15-0379L 12/18/2015 Rev.1 15 15.00.3 1 108-7973 15.00.03-3 07/23/2015 N N N N MKD/NW-16-0155L 02/24/2016 Rev.1 15 15.00.3 1 108-7973 15.00.03-4 07/23/2015 N N N N MKD/NW-16-0155L 02/24/2016 Rev.1 15 15.00.3 1 R_108-7973(6) 108-7973 15.00.03-6 07/23/2015 Y N N N MKD/NW-16-0155L 02/24/2016 Rev.1 15 15.00.3 1 108-7973 15.00.03-14 07/23/2015 N N N N MKD/NW-16-0155L 02/24/2016 Rev.1 15 15.00.3 1 108-7973 15.00.03-16 07/23/2015 N N N N MKD/NW-16-0155L 02/24/2016 Rev.1 15 15.00.3 1 108-7973 15.00.03-28 07/23/2015 N N N N MKD/NW-16-0087L 01/28/2016 Rev.1 15 15.01.01 1 R_240-8318(1) 240-8318 15.01.01-1 10/13/2015 Y N N N MKD/NW-15-0382L 12/21/2015 Rev.1 15 15.01.01 1 240-8318 15.01.01-2 10/13/2015 N N N N MKD/NW-15-0382L 12/21/2015 Rev.1 15 15.01.01 1 240-8318 15.01.01-3 10/13/2015 N N N N MKD/NW-15-0382L 12/21/2015 Rev.1 15 15.01.01 1 240-8318 15.01.01-4 10/13/2015 N N N N MKD/NW-15-0382L 12/21/2015 Rev.1 15 15.01.01 1 R_240-8318(5) 240-8318 15.01.01-5 10/13/2015 Y N N N MKD/NW-15-0382L 12/21/2015 Rev.1 15 15.01.01 1 R_240-8318(6) 240-8318 15.01.01-6 10/13/2015 Y N N N MKD/NW-15-0382L 12/21/2015 Rev.1

1) Change type : 1 (NRC RAI), 2 (NRC Non-RAI), 3 (Self-identified)

KEPCO/KHNP 53 of 70

APR1400 DCD RAI Tracking Report (Rev. 2) APR1400-K-X-TM-18001 Impact Impact DCD Change RAI/AI Issue Impact Impact on on Ch. Change ID No. Question Number Other Drivers Letter Number Response Date DCD Rev.No.

Section Type1) Number Date on DCD on PRA Tech. TR,TeR Spec. , ER 15 15.1.5 1 339-8415 15.01.05-1 12/17/2015 N N N N MKD/NW-16-0105L 02/03/2016 Rev.1 15 15.1.5 1 339-8415 15.01.05-2 12/17/2015 N N N N MKD/NW-16-0105L 02/03/2016 Rev.1 15 15.1.5 1 339-8415 15.01.05-3 12/17/2015 N N N N MKD/NW-16-0105L 02/03/2016 Rev.1 15 15.1.5 1 339-8415 15.01.05-4 12/17/2015 N N N N MKD/NW-16-0160L 03/02/2016 Rev.1 15 15.1.5 1 R_339-8415(5) 339-8415 15.01.05-5 12/17/2015 Y N N N MKD/NW-16-0105L 02/03/2016 Rev.1 15 15.1.5 1 339-8415 15.01.05-6 12/17/2015 N N N N MKD/NW-16-0160L 03/02/2016 Rev.1 15 15.2.1 1 220-8269 15.02.01-2 09/22/2015 N N N N MKD/NW-15-0301L 12/02/2015 Rev.1 15 15.2.1 1 220-8269 15.02.01-3 09/22/2015 N N N N MKD/NW-15-0301L 12/02/2015 Rev.1 15 15.2.1 1 R_220-8269(4) 220-8269 15.02.01-4 09/22/2015 Y N N N MKD/NW-15-0301L 12/02/2015 Rev.1 15 15.2.1 1 220-8269 15.02.01-1 09/22/2015 N N N N MKD/NW-16-0137L 02/19/2016 Rev.1 15 15.2.8 1 273-8365 15.02.08-1 10/27/2015 N N N N MKD/NW-15-0383L 12/22/2015 Rev.1 15 15.2.8 1 273-8365 15.02.08-2 10/27/2015 N N N N MKD/NW-15-0292L 11/30/2015 Rev.1 15 15.2.8 1 273-8365 15.02.08-3 10/27/2015 N N N N MKD/NW-15-0292L 11/30/2015 Rev.1 15 15.2.8 1 273-8365 15.02.08-4 10/27/2015 N N N N MKD/NW-15-0292L 11/30/2015 Rev.1 15 15.2.8 1 R_273-8365(5) 273-8365 15.02.08-5 10/27/2015 Y N N N MKD/NW-15-0383L 12/22/2015 Rev.1 15 15.2.8 1 273-8365 15.02.08-6 10/27/2015 N N N N MKD/NW-15-0383L 12/22/2015 Rev.1 15 15.3.1 1 139-8084 15.03.01-1 08/07/2015 N N N N MKD/NW-15-0117L 09/01/2015 Rev.1 15 15.4.1 1 345-8433 15.04.01-1 12/22/2015 N N N N MKD/NW-16-0038L 01/14/2016 Rev.1 15 15.4.2 1 346-8434 15.04.02-1 12/22/2015 N N N N MKD/NW-16-0037L 01/14/2016 Rev.1 15 15.4.2 1 346-8434R 15.04.02-1 12/22/2015 N N N N MKD/NW-16-0459L 05/03/2016 Rev.1 15 15.4.3 1 347-8435 15.04.03-1 12/22/2015 N N N N MKD/NW-16-0055L 01/25/2016 Rev.1 15 15.4.3 1 347-8435 15.04.03-2 12/22/2015 N N N N MKD/NW-16-0055L 01/25/2016 Rev.1 15 15.4.3 1 347-8435R 15.04.03-1 12/22/2015 N N N N MKD/NW-16-0460L 05/03/2016 Rev.1 15 15.4.4 1 217-8217 15.04.04-1 09/16/2015 N N N N MKD/NW-15-0276L 11/23/2015 Rev.1 15 15.4.6 1 17-7917 15.04.06-1 05/26/2015 N N N N MKD/NW-15-0099L 08/26/2015 Rev.1 15 15.4.6 1 216-8221 15.04.06-2 09/16/2015 N N N N MKD/NW-15-0354L 12/11/2015 Rev.1 15 15.4.6 1 216-8221 15.04.06-3 09/16/2015 N N N N MKD/NW-15-0354L 12/11/2015 Rev.1 15 15.4.6 1 R_216-8221(4) 216-8221 15.04.06-4 09/16/2015 Y N N N MKD/NW-15-0354L 12/11/2015 Rev.1 15 15.4.6 1 216-8221 15.04.06-5 09/16/2015 N N N N MKD/NW-15-0354L 12/11/2015 Rev.1 15 15.4.6 1 R_216-8221(6) 216-8221 15.04.06-6 09/16/2015 Y N N N MKD/NW-15-0354L 12/11/2015 Rev.1 15 15.4.6 1 R_216-8221(7) 216-8221 15.04.06-7 09/16/2015 Y N Y N MKD/NW-15-0354L 12/11/2015 Rev.1 15 15.4.6 1 R_216-8221(6R) 216-8221R 15.04.06-6 09/16/2015 Y N N N MKD/NW-16-0562L 05/27/2016 Rev.1 15 15.4.6 1 511-8668 15.04.06-8 08/01/2016 N N N N MKD/NW-16-0900L 08/19/2016 Rev.1 15 15.4.7 1 R_388-8502(1) 388-8502 15.04.07-1 02/01/2016 Y N N N MKD/NW-16-0149L 02/27/2016 Rev.1 15 15.4.7 1 R_388-8502(2) 388-8502 15.04.07-2 02/01/2016 Y N N N MKD/NW-16-0149L 02/27/2016 Rev.1 15 15.4.8 1 340-8395 15.04.08-1 12/17/2015 N N N N MKD/NW-16-0033L 01/12/2016 Rev.1 15 15.4.8 1 340-8395 15.04.08-2 12/17/2015 N N N N MKD/NW-16-0033L 01/12/2016 Rev.1 15 15.4.8 1 340-8395 15.04.08-3 12/17/2015 N N N N MKD/NW-16-0033L 01/12/2016 Rev.1 15 15.4.8 1 340-8395 15.04.08-4 12/17/2015 N N N N MKD/NW-16-0033L 01/12/2016 Rev.1 15 15.4.8 1 340-8395 15.04.08-5 12/17/2015 N N N N MKD/NW-16-0104L 02/03/2016 Rev.1 15 15.5.1 1 302-8341 15.05.01-1 11/10/2015 N N N N MKD/NW-15-0390L 12/23/2015 Rev.1 15 15.5.1 1 302-8341 15.05.01-2 11/10/2015 N N N N MKD/NW-15-0390L 12/23/2015 Rev.1 15 15.5.1 1 302-8341 15.05.01-3 11/10/2015 N N N N MKD/NW-15-0390L 12/23/2015 Rev.1 15 15.6.1 1 R_170-8163(1) 170-8163 15.06.01-1 08/25/2015 Y N N N MKD/NW-15-0242L 10/30/2015 Rev.1 15 15.6.1 1 R_395-8478(2) 395-8478 15.06.01-2 02/03/2016 Y N N N MKD/NW-16-0239L 03/17/2016 Rev.1 15 15.6.3 1 R_370-8450(1) 370-8450 15.06.03-1 01/19/2016 Y N N N MKD/NW-16-0257L 03/23/2016 Rev.1 15 15.6.3 1 370-8450 15.06.03-2 01/19/2016 N N N N MKD/NW-16-0171L 03/02/2016 Rev.1 15 15.6.3 1 370-8450 15.06.03-3 01/19/2016 N N N N MKD/NW-16-0257L 03/23/2016 Rev.1 15 15.6.3 1 370-8450 15.06.03-4 01/19/2016 N N N N MKD/NW-16-0171L 03/02/2016 Rev.1 15 15.6.3 1 461-8579 15.06.03-5 04/19/2016 N N N N MKD/NW-16-0501L 05/18/2016 Rev.1 15 15.6.5 1 143-8092 15.06.05-1 08/07/2015 N N N N MKD/NW-15-0121L 09/03/2015 Rev.1 15 15.6.5 1 399-8510 15.06.05-6 02/03/2016 N N N N MKD/NW-16-0184L 03/03/2016 Rev.1 15 15.6.5 1 399-8510 15.06.05-8 02/03/2016 N N N N MKD/NW-16-0184L 03/03/2016 Rev.1 15 15.6.5 1 R_404-8488(12) 404-8488 15.06.05-12 02/10/2016 N N N Y MKD/NW-16-0237L 03/21/2016 Rev.1 15 15.6.5 1 415-8503 15.06.05-15 02/22/2016 N N N N MKD/NW-16-0306L 04/08/2016 Rev.1 15 15.6.5 1 415-8503 15.06.05-16 02/22/2016 N N N N MKD/NW-16-0306L 04/08/2016 Rev.1 15 15.6.5 1 415-8503 15.06.05-17 02/22/2016 N N N N MKD/NW-16-0306L 04/08/2016 Rev.1 15 15.6.5 1 415-8503 15.06.05-18 02/22/2016 N N N N MKD/NW-16-0306L 04/08/2016 Rev.1 15 15.6.5 1 415-8503 15.06.05-20 02/22/2016 N N N N MKD/NW-16-0306L 04/08/2016 Rev.1 15 15.6.5 1 415-8503 15.06.05-21 02/22/2016 N N N N MKD/NW-16-0306L 04/08/2016 Rev.1 15 15.6.5 1 415-8503 15.06.05-14 02/22/2016 N N N N MKD/NW-16-0353L 04/16/2016 Rev.1 15 15.6.5 1 R_398-8457(5) 398-8457 15.06.05-5 02/03/2016 N N N Y MKD/NW-16-0363L 04/16/2016 Rev.1 15 15.6.5 1 R_399-8510(9) 399-8510 15.06.05-9 02/03/2016 N N N Y MKD/NW-16-0443L 05/02/2016 Rev.1

1) Change type : 1 (NRC RAI), 2 (NRC Non-RAI), 3 (Self-identified)

KEPCO/KHNP 54 of 70

APR1400 DCD RAI Tracking Report (Rev. 2) APR1400-K-X-TM-18001 Impact Impact DCD Change RAI/AI Issue Impact Impact on on Ch. Change ID No. Question Number Other Drivers Letter Number Response Date DCD Rev.No.

Section Type1) Number Date on DCD on PRA Tech. TR,TeR Spec. , ER 15 15.6.5 1 415-8503R 15.06.05-21 02/22/2015 N N N N MKD/NW-16-0601L 06/08/2016 Rev.1 15 15.6.5 1 R_404-8488(12) 404-8488 15.06.05-12 02/10/2016 Y N N N MKD/NW-16-0688L 06/29/2016 Rev.1 15 15.6.5 1 415-8503 15.06.05-13 02/22/2016 N N N N MKD/NW-16-0789L 07/20/2016 Rev.1 15 15.6.5 1 415-8503 15.06.05-19 02/22/2016 N N N N MKD/NW-16-0789L 07/20/2016 Rev.1 15 15.6.5 1 431-8504 15.00.02-11 03/08/2016 N N N N MKD/NW-16-0788L 07/20/2016 Rev.1 15 15.6.5 1 404-8488 15.06.05-10 02/10/2016 N N N N MKD/NW-16-0787L 07/19/2016 Rev.1 15 15.6.5 1 318-8337 15.06.05-3 11/24/2015 N N N N MKD/NW-16-0786L 07/20/2016 Rev.1 15 15.6.5 1 415-8503R 15.06.05-14 02/22/2016 N N N N MKD/NW-16-0749L 07/12/2016 Rev.1 15 15.6.5 1 318-8337 15.06.05-2 11/24/2015 N N N N MKD/NW-16-0746L 07/12/2016 Rev.1 15 15.6.5 1 318-8337 15.06.05-4 11/24/2015 N N N N MKD/NW-16-0746L 07/12/2016 Rev.1 15 15.6.5 1 R_404-8488(12S) 404-8488S 15.06.05-12 02/10/2016 Y N N N MKD/NW-16-0741L 07/07/2016 Rev.1 15 15.6.5 1 R_398-8457(5R) 398-8457R 15.06.05-5 02/03/2016 N N N Y MKD/NW-16-0722L 07/08/2016 Rev.1 15 15.6.5.2.2 1 R_404-8488(11) 404-8488 15.06.05-11 02/10/2016 N N N Y MKD/NW-16-0780L 07/20/2016 Rev.1 16 16 1 R_93-8075(1) 93-8075 16-1 07/21/2015 Y N Y N MKD/NW-15-0096L 08/24/2015 Rev.1 16 16 1 R_96-8073(10) 96-8073 16-10 07/22/2015 Y N Y N MKD/NW-15-0160L 09/22/2015 Rev.1 16 16 1 R_243-8289(107) 243-8289 16-107 10/14/2015 Y N Y N MKD/NW-15-0367L 12/17/2015 Rev.1 16 16 1 R_96-8073(11) 96-8073 16-11 07/22/2015 Y N Y N MKD/NW-15-0160L 09/22/2015 Rev.1 16 16 1 R_96-8073(12) 96-8073 16-12 07/22/2015 Y N Y N MKD/NW-15-0160L 09/22/2015 Rev.1 16 16 1 R_96-8073(13) 96-8073 16-13 07/22/2015 Y N Y N MKD/NW-15-0160L 09/22/2015 Rev.1 16 16 1 R_96-8073(14) 96-8073 16-14 07/22/2015 Y N Y N MKD/NW-15-0160L 09/22/2015 Rev.1 16 16 1 R_96-8073(15) 96-8073 16-15 07/22/2015 Y N Y N MKD/NW-15-0160L 09/22/2015 Rev.1 16 16 1 R_106-8069(16) 106-8069 16-16 07/23/2015 Y N Y N MKD/NW-15-0113L 09/03/2015 Rev.1 16 16 1 R_106-8069(17) 106-8069 16-17 07/23/2015 Y N Y N MKD/NW-15-0113L 09/03/2015 Rev.1 16 16 1 R_106-8069(18) 106-8069 16-18 07/23/2015 Y N Y N MKD/NW-15-0113L 09/03/2015 Rev.1 16 16 1 R_106-8069(19) 106-8069 16-19 07/23/2015 Y N Y N MKD/NW-15-0113L 09/03/2015 Rev.1 16 16 1 R_96-8073(2) 96-8073 16-2 07/22/2015 N N N Y MKD/NW-15-0160L 09/22/2015 Rev.1 16 16 1 R_106-8069(20) 106-8069 16-20 07/23/2015 Y N Y N MKD/NW-15-0113L 09/03/2015 Rev.1 16 16 1 R_106-8069(21) 106-8069 16-21 07/23/2015 Y N Y N MKD/NW-15-0113L 09/03/2015 Rev.1 16 16 1 R_106-8069(22) 106-8069 16-22 07/23/2015 Y N Y N MKD/NW-15-0113L 09/03/2015 Rev.1 16 16 1 R_119-7976(23) 119-7976 16-23 07/27/2015 Y N Y N MKD/NW-15-0147L 09/22/2015 Rev.1 16 16 1 R_130-8065(26) 130-8065 16-26 08/06/2015 Y N Y N MKD/NW-15-0144L 09/15/2015 Rev.1 16 16 1 R_130-8065(27) 130-8065 16-27 08/06/2015 Y N Y N MKD/NW-15-0205L 10/21/2015 Rev.1 16 16 1 R_130-8065(28) 130-8065 16-28 08/06/2015 Y N Y N MKD/NW-15-0205L 10/21/2015 Rev.1 16 16 1 130-8065 16-29 08/06/2015 N N N N MKD/NW-15-0205L 10/21/2015 Rev.1 16 16 1 96-8073 16-3 07/22/2015 N N N N MKD/NW-15-0160L 09/22/2015 Rev.1 16 16 1 130-8065 16-30 08/06/2015 N N N N MKD/NW-15-0144L 09/15/2015 Rev.1 16 16 1 R_138-8067(34) 138-8067 16-34 08/07/2015 Y N Y N MKD/NW-15-0291L 12/23/2015 Rev.1 16 16 1 R_138-8067(35) 138-8067 16-35 08/07/2015 Y N Y N MKD/NW-15-0291L 12/23/2015 Rev.1 16 16 1 R_138-8067(36) 138-8067 16-36 08/07/2015 Y N Y N MKD/NW-15-0206L 10/21/2015 Rev.1 16 16 1 R_138-8067(37) 138-8067 16-37 08/07/2015 Y N Y N MKD/NW-15-0206L 10/21/2015 Rev.1 16 16 1 R_138-8067(38) 138-8067 16-38 08/07/2015 Y N Y N MKD/NW-15-0206L 10/21/2015 Rev.1 16 16 1 R_138-8067(39) 138-8067 16-39 08/07/2015 Y N Y N MKD/NW-15-0206L 10/21/2015 Rev.1 16 16 1 R_96-8073(4) 96-8073 16-4 07/22/2015 Y N Y N MKD/NW-15-0160L 09/22/2015 Rev.1 16 16 1 R_138-8067(40) 138-8067 16-40 08/07/2015 Y N Y N MKD/NW-15-0206L 10/21/2015 Rev.1 16 16 1 R_138-8067(41) 138-8067 16-41 08/07/2015 Y N Y N MKD/NW-15-0206L 10/21/2015 Rev.1 16 16 1 159-8108 16-46 08/20/2015 N N N N MKD/NW-15-0191L 12/07/2015 Rev.1 16 16 1 R_159-8108(47) 159-8108 16-47 08/20/2015 Y N Y N MKD/NW-15-0191L 12/07/2015 Rev.1 16 16 1 R_159-8108(48) 159-8108 16-48 08/20/2015 Y N Y N MKD/NW-15-0191L 12/07/2015 Rev.1 16 16 1 R_162-8055(49) 162-8055 16-49 08/20/2015 Y N Y N MKD/NW-15-0219L 10/28/2015 Rev.1 16 16 1 R_96-8073(5) 96-8073 16-5 07/22/2015 Y N Y N MKD/NW-15-0160L 09/22/2015 Rev.1 16 16 1 R_162-8055(50) 162-8055 16-50 08/20/2015 Y N Y N MKD/NW-15-0219L 10/28/2015 Rev.1 16 16 1 R_162-8055(51) 162-8055 16-51 08/20/2015 Y N Y N MKD/NW-15-0219L 10/28/2015 Rev.1 16 16 1 R_162-8055(52) 162-8055 16-52 08/20/2015 Y N Y N MKD/NW-15-0219L 10/28/2015 Rev.1 16 16 1 R_180-8059(53) 180-8059 16-53 08/31/2015 Y N Y N MKD/NW-15-0266L 11/17/2015 Rev.1 16 16 1 R_180-8059(54) 180-8059 16-54 08/31/2015 Y N Y N MKD/NW-15-0266L 11/17/2015 Rev.1 16 16 1 R_180-8059(55) 180-8059 16-55 08/31/2015 Y N Y N MKD/NW-15-0266L 11/17/2015 Rev.1 16 16 1 R_180-8059(56) 180-8059 16-56 08/31/2015 Y N Y N MKD/NW-15-0266L 11/17/2015 Rev.1 16 16 1 R_180-8059(57) 180-8059 16-57 08/31/2015 Y N Y N MKD/NW-15-0266L 11/17/2015 Rev.1 16 16 1 R_188-8056(58) 188-8056 16-58 09/01/2015 Y N Y N MKD/NW-15-0184L 10/07/2015 Rev.1 16 16 1 R_189-8057(59) 189-8057 16-59 09/01/2015 Y N Y N MKD/NW-15-0249L 11/11/2015 Rev.1 16 16 1 R_96-8073(6) 96-8073 16-6 07/22/2015 Y N Y N MKD/NW-15-0160L 09/22/2015 Rev.1 16 16 1 R_189-8057(60) 189-8057 16-60 09/01/2015 Y N Y N MKD/NW-15-0249L 11/11/2015 Rev.1 16 16 1 189-8057 16-61 09/01/2015 N N N N MKD/NW-15-0249L 11/11/2015 Rev.1

1) Change type : 1 (NRC RAI), 2 (NRC Non-RAI), 3 (Self-identified)

KEPCO/KHNP 55 of 70

APR1400 DCD RAI Tracking Report (Rev. 2) APR1400-K-X-TM-18001 Impact Impact DCD Change RAI/AI Issue Impact Impact on on Ch. Change ID No. Question Number Other Drivers Letter Number Response Date DCD Rev.No.

Section Type1) Number Date on DCD on PRA Tech. TR,TeR Spec. , ER 16 16 1 R_189-8057(62) 189-8057 16-62 09/01/2015 Y N Y N MKD/NW-15-0249L 11/11/2015 Rev.1 16 16 1 R_189-8057(63) 189-8057 16-63 09/01/2015 Y N Y N MKD/NW-15-0249L 11/11/2015 Rev.1 16 16 1 R_189-8057(64) 189-8057 16-64 09/01/2015 Y N Y N MKD/NW-15-0249L 11/11/2015 Rev.1 16 16 1 R_189-8057(65) 189-8057 16-65 09/01/2015 Y N Y N MKD/NW-15-0249L 11/11/2015 Rev.1 16 16 1 R_189-8057(65) 189-8057 16-66 09/01/2015 Y N Y N MKD/NW-15-0249L 11/11/2015 Rev.1 16 16 1 R_189-8057(67) 189-8057 16-67 09/01/2015 Y N Y N MKD/NW-15-0249L 11/11/2015 Rev.1 16 16 1 R_189-8057(68) 189-8057 16-68 09/01/2015 Y N Y N MKD/NW-15-0249L 11/11/2015 Rev.1 16 16 1 R_189-8057(69) 189-8057 16-69 09/01/2015 Y N Y N MKD/NW-15-0249L 11/11/2015 Rev.1 16 16 1 96-8073 16-7 07/22/2015 N N N N MKD/NW-15-0160L 09/22/2015 Rev.1 16 16 1 R_189-8057(59) 189-8057 16-70 09/01/2015 Y N Y N MKD/NW-15-0249L 11/11/2015 Rev.1 16 16 1 R_189-8057(71) 189-8057 16-71 09/01/2015 Y N Y N MKD/NW-15-0249L 11/11/2015 Rev.1 16 16 1 R_189-8057(72) 189-8057 16-72 09/01/2015 Y N Y N MKD/NW-15-0249L 11/11/2015 Rev.1 16 16 1 R_189-8057(73) 189-8057 16-73 09/01/2015 Y N Y N MKD/NW-15-0249L 11/11/2015 Rev.1 16 16 1 189-8057 16-74 09/01/2015 N N N N MKD/NW-15-0249L 11/11/2015 Rev.1 16 16 1 R_189-8057(75) 189-8057 16-75 09/01/2015 Y N Y N MKD/NW-15-0249L 11/11/2015 Rev.1 16 16 1 R_189-8057(65) 189-8057 16-76 09/01/2015 Y N Y N MKD/NW-15-0249L 11/11/2015 Rev.1 16 16 1 R_189-8057(77) 189-8057 16-77 09/01/2015 Y N Y N MKD/NW-15-0249L 11/11/2015 Rev.1 16 16 1 R_189-8057(78) 189-8057 16-78 09/01/2015 Y N Y N MKD/NW-15-0249L 11/11/2015 Rev.1 16 16 1 R_189-8057(79) 189-8057 16-79 09/01/2015 Y N Y N MKD/NW-15-0249L 11/11/2015 Rev.1 16 16 1 R_96-8073(8) 96-8073 16-8 07/22/2015 Y N Y N MKD/NW-15-0160L 09/22/2015 Rev.1 16 16 1 189-8057 16-80 09/01/2015 N N N N MKD/NW-15-0249L 11/11/2015 Rev.1 16 16 1 190-8058 16-81 09/01/2015 N N N N MKD/NW-15-0196L 10/19/2015 Rev.1 16 16 1 R_190-8058(82) 190-8058 16-82 09/01/2015 Y N Y N MKD/NW-15-0196L 10/19/2015 Rev.1 16 16 1 R_190-8058(83) 190-8058 16-83 09/01/2015 Y N Y N MKD/NW-15-0196L 10/19/2015 Rev.1 16 16 1 190-8058 16-84 09/01/2015 N N N N MKD/NW-15-0196L 10/19/2015 Rev.1 16 16 1 R_190-8058(85) 190-8058 16-85 09/01/2015 Y N Y N MKD/NW-15-0196L 10/19/2015 Rev.1 16 16 1 R_190-8058(86) 190-8058 16-86 09/01/2015 Y N Y N MKD/NW-15-0196L 10/19/2015 Rev.1 16 16 1 R_96-8073(9) 96-8073 16-9 07/22/2015 Y N Y N MKD/NW-15-0160L 09/22/2015 Rev.1 16 16 1 R_125-7975(25) 125-7975 16-25 2015-08-04 Y N Y N MKD/NW-16-0039 02/01/2016 Rev.1 16 16 1 138-8067 16-33 08/07/2015 N N N N MKD/NW-16-0036L 01/14/2016 Rev.1 16 16 1 R_243-8289(106) 243-8289 16-106 10/14/2015 Y N Y N MKD/NW-16-0015L 01/07/2016 Rev.1 16 16 1 R_289-8215(108) 289-8215 16-108 11/03/2015 Y N Y N MKD/NW-16-0066L 01/27/2016 Rev.1 16 16 1 R_509-8591(195) 509-8591 16-195 08/01/2016 Y N Y N MKD/NW-16-0934L 08/29/2016 Rev.1 16 16 1 R_509-8591(196) 509-8591 16-196 08/01/2016 Y N Y N MKD/NW-16-0934L 08/29/2016 Rev.1 16 16 1 R_509-8591(197) 509-8591 16-197 08/01/2016 Y N Y N MKD/NW-16-0934L 08/29/2016 Rev.1 16 16 1 R_509-8591(198) 509-8591 16-198 08/01/2016 Y N Y N MKD/NW-16-0934L 08/29/2016 Rev.1 16 16 1 509-8591 16-199 08/01/2016 N N N N MKD/NW-16-0934L 08/29/2016 Rev.1 16 16 1 R_509-8591(205) 509-8591 16-205 08/01/2016 Y N Y N MKD/NW-16-0934L 08/29/2016 Rev.1 16 16 1 R_509-8591(206) 509-8591 16-206 08/01/2016 Y N Y N MKD/NW-16-0934L 08/29/2016 Rev.1 16 16 1 R_508-8592(178) 508-8592 16-178 08/01/2016 Y N Y N MKD/NW-16-0941L 08/30/2016 Rev.1 16 16 1 R_508-8592(179) 508-8592 16-179 08/01/2016 Y N Y N MKD/NW-16-0941L 08/30/2016 Rev.1 16 16 1 R_508-8592(180) 508-8592 16-180 08/01/2016 Y N Y N MKD/NW-16-0941L 08/30/2016 Rev.1 16 16 1 R_508-8592(181) 508-8592 16-181 08/01/2016 Y N Y N MKD/NW-16-0941L 08/30/2016 Rev.1 16 16 1 R_508-8592(182) 508-8592 16-182 08/01/2016 Y N Y N MKD/NW-16-0941L 08/30/2016 Rev.1 16 16 1 R_508-8592(186) 508-8592 16-186 08/01/2016 Y N Y N MKD/NW-16-0941L 08/30/2016 Rev.1 16 16 1 R_508-8592(187) 508-8592 16-187 08/01/2016 Y N Y N MKD/NW-16-0941L 08/30/2016 Rev.1 16 16 1 508-8592 16-188 08/01/2016 N N N N MKD/NW-16-0941L 08/30/2016 Rev.1 16 16 1 508-8592 16-189 08/01/2016 N N N N MKD/NW-16-0941L 08/30/2016 Rev.1 16 16 1 R_508-8592(190) 508-8592 16-190 08/01/2016 Y N Y N MKD/NW-16-0941L 08/30/2016 Rev.1 16 16 1 R_481-8546(143R) 481-8546R 16-143 05/12/2016 Y N Y N MKD/NW-16-0943L 09/06/2016 Rev.1 16 16 1 R_481-8546(152R) 481-8546R 16-152 05/12/2016 Y N Y N MKD/NW-16-0943L 09/06/2016 Rev.1 16 16 1 R_444-8530(133R) 444-8530R 16-133 03/16/2016 Y N Y N MKD/NW-16-0948L 09/06/2016 Rev.1 16 16 1 509-8591 16-208 08/01/2016 N N N N MKD/NW-16-0949L 09/06/2016 Rev.1 16 16 1 R_509-8591(210) 509-8591 16-210 08/01/2016 Y N Y N MKD/NW-16-0960L 09/07/2016 Rev.1 16 16 1 R_509-8591(200) 509-8591 16-200 08/01/2016 Y N Y N MKD/NW-16-0961L 09/08/2016 Rev.1 16 16 1 509-8591 16-201 08/01/2016 N N N N MKD/NW-16-0961L 09/08/2016 Rev.1 16 16 1 509-8591 16-202 08/01/2016 N N N N MKD/NW-16-0961L 09/08/2016 Rev.1 16 16 1 R_509-8591(203) 509-8591 16-203 08/01/2016 Y N Y N MKD/NW-16-0961L 09/08/2016 Rev.1 16 16 1 509-8591 16-204 08/01/2016 N N N N MKD/NW-16-0961L 09/08/2016 Rev.1 16 16 1 R_498-8595(154) 498-8595 16-154 06/30/2016 Y N Y N MKD/NW-16-0979L 09/13/2016 Rev.1 16 16 1 509-8591 16-217 08/01/2016 N N N N MKD/NW-16-0980L 09/13/2016 Rev.1 16 16 1 R_295-8263(111R) 295-8263R 16-111 11/05/2015 Y N Y N MKD/NW-16-0991L 09/24/2016 Rev.1 16 16 1 R_295-8263(110) 295-8263 16-110 11/05/2015 Y N Y N MKD/NW-16-0207L 04/02/2016 Rev.1

1) Change type : 1 (NRC RAI), 2 (NRC Non-RAI), 3 (Self-identified)

KEPCO/KHNP 56 of 70

APR1400 DCD RAI Tracking Report (Rev. 2) APR1400-K-X-TM-18001 Impact Impact DCD Change RAI/AI Issue Impact Impact on on Ch. Change ID No. Question Number Other Drivers Letter Number Response Date DCD Rev.No.

Section Type1) Number Date on DCD on PRA Tech. TR,TeR Spec. , ER 16 16 1 R_295-8263(111) 295-8263 16-111 11/05/2015 Y N Y N MKD/NW-16-0207L 04/02/2016 Rev.1 16 16 1 R_295-8263(112) 295-8263 16-112 11/05/2015 Y N Y N MKD/NW-16-0207L 04/02/2016 Rev.1 16 16 1 R_295-8263(114) 295-8263 16-114 11/05/2015 Y N Y N MKD/NW-16-0207L 04/02/2016 Rev.1 16 16 1 R_295-8263(117) 295-8263 16-117 11/05/2015 Y N Y N MKD/NW-16-0207L 04/02/2016 Rev.1 16 16 1 R_295-8263(118) 295-8263 16-118 11/05/2015 Y N Y N MKD/NW-16-0207L 04/02/2016 Rev.1 16 16 1 R_295-8263(119) 295-8263 16-119 11/05/2015 Y N Y N MKD/NW-16-0207L 04/02/2016 Rev.1 16 16 1 R_295-8263(120) 295-8263 16-120 11/05/2015 Y N Y N MKD/NW-16-0207L 04/02/2016 Rev.1 16 16 1 295-8263 16-121 11/05/2015 N N N N MKD/NW-16-0207L 04/02/2016 Rev.1 16 16 1 R_96-8073(6R) 96-8073R 16-6 07/22/2015 Y N Y N MKD/NW-16-0323L 04/07/2016 Rev.1 16 16 1 R_439-8524(124) 439-8524 16-124 03/11/2016 Y N Y N MKD/NW-16-0364L 04/22/2016 Rev.1 16 16 1 R_96-8073(7S) 96-8073S 16-7 07/22/2015 Y N Y N MKD/NW-16-0395L 04/22/2016 Rev.1 16 16 1 R_439-8524(125) 439-8524 16-125 03/11/2016 Y N Y N MKD/NW-16-0428L 05/04/2016 Rev.1 16 16 1 439-8524 16-126 03/11/2016 N N N N MKD/NW-16-0428L 05/04/2016 Rev.1 16 16 1 R_439-8524(127) 439-8524 16-127 03/11/2016 Y N Y N MKD/NW-16-0428L 05/04/2016 Rev.1 16 16 1 R_439-8524(128) 439-8524 16-128 03/11/2016 Y N Y N MKD/NW-16-0428L 05/04/2016 Rev.1 16 16 1 R_295-8263(115) 295-8263 16-115 11/05/2015 Y N Y N MKD/NW-16-0469L 05/13/2016 Rev.1 16 16 1 R_295-8263(122) 295-8263 16-122 11/05/2015 Y N Y N MKD/NW-16-0469L 05/13/2016 Rev.1 16 16 1 R_159-8108(46R) 159-8108R 16-46 08/20/2015 Y N Y N MKD/NW-16-0495L 05/20/2016 Rev.1 16 16 1 R_159-8108(46R) 159-8108R 16-48 08/20/2015 Y N Y N MKD/NW-16-0495L 05/20/2016 Rev.1 16 16 1 R_444-8530(131) 444-8530 16-131 03/16/2016 Y N Y N MKD/NW-16-0528L 05/20/2016 Rev.1 16 16 1 R_439-8524(129) 439-8524 16-129 03/11/2016 Y N Y N MKD/NW-16-0547L 05/24/2016 Rev.1 16 16 1 R_470-8552(136) 470-8552 16-136 04/26/2016 Y N Y N MKD/NW-16-0553L 05/27/2016 Rev.1 16 16 1 R_470-8552(138) 470-8552 16-138 04/26/2016 Y N Y N MKD/NW-16-0553L 05/27/2016 Rev.1 16 16 1 R_444-8530(132) 444-8530 16-132 03/16/2016 Y N Y N MKD/NW-16-0576L 05/31/2016 Rev.1 16 16 1 R_239-8076(90R) 239-8076R 16-90 10/09/2015 Y N Y N MKD/NW-16-0577L 06/03/2016 Rev.1 16 16 1 R_239-8076(96R) 239-8076R 16-96 10/09/2015 Y N Y N MKD/NW-16-0577L 06/03/2016 Rev.1 16 16 1 R_239-8076(99R) 239-8076R 16-99 10/09/2015 Y N Y N MKD/NW-16-0577L 06/03/2016 Rev.1 16 16 1 R_239-8076(101R) 239-8076R 16-101 10/09/2015 Y N Y N MKD/NW-16-0577L 06/03/2016 Rev.1 16 16 1 R_239-8076(102R) 239-8076R 16-102 10/09/2015 Y N Y N MKD/NW-16-0577L 06/03/2016 Rev.1 16 16 1 R_189-8057(61R) 189-8057R 16-61 09/01/2015 Y N Y N MKD/NW-16-0592L 06/07/2016 Rev.1 16 16 1 R_295-8263(123) 295-8263 16-123 11/05/2015 Y N Y N MKD/NW-16-0593L 06/07/2016 Rev.1 16 16 1 R_444-8530(133) 444-8530 16-133 03/16/2016 Y N Y N MKD/NW-16-0594L 06/10/2016 Rev.1 16 16 1 R_444-8530(134) 444-8530 16-134 03/16/2016 Y N Y N MKD/NW-16-0594L 06/10/2016 Rev.1 16 16 1 R_444-8530(135) 444-8530 16-135 03/16/2016 Y N Y N MKD/NW-16-0594L 06/10/2016 Rev.1 16 16 1 R_189-8057(59R) 189-8057R 16-59 09/01/2015 Y N Y N MKD/NW-16-0611L 06/10/2016 Rev.1 16 16 1 R_481-8546(144) 481-8546 16-144 05/12/2016 Y N Y N MKD/NW-16-0629L 06/14/2016 Rev.1 16 16 1 154-8064 16-42 08/17/2015 N N N N MKD/NW-16-0640L 06/17/2016 Rev.1 16 16 1 R_154-8064(45) 154-8064 16-45 08/17/2015 Y N Y N MKD/NW-16-0640L 06/17/2016 Rev.1 16 16 1 R_478-8568(140) 478-8568 16-140 05/10/2016 Y N Y N MKD/NW-16-0685L 06/30/2016 Rev.1 16 16 1 R_509-8591(211) 509-8591 16-211 08/01/2016 Y N Y N MKD/NW-16-0925L 08/25/2016 Rev.1 16 16 1 R_481-8546(150R) 481-8546R 16-150 05/12/2016 Y N Y N MKD/NW-16-0914L 08/24/2016 Rev.1 16 16 1 R_509-8591(194) 509-8591 16-194 08/01/2016 Y N Y N MKD/NW-16-0913L 08/23/2016 Rev.1 16 16 1 R_509-8591(212) 509-8591 16-212 08/01/2016 Y N Y N MKD/NW-16-0913L 08/23/2016 Rev.1 16 16 1 R_508-8592(183) 508-8592 16-183 08/01/2016 Y N Y N MKD/NW-16-0912L 08/23/2016 Rev.1 16 16 1 R_508-8592(184) 508-8592 16-184 08/01/2016 Y N Y N MKD/NW-16-0912L 08/23/2016 Rev.1 16 16 1 R_508-8592(185) 508-8592 16-185 08/01/2016 Y N Y N MKD/NW-16-0912L 08/23/2016 Rev.1 16 16 1 R_508-8592(191) 508-8592 16-191 08/01/2016 Y N Y N MKD/NW-16-0912L 08/23/2016 Rev.1 16 16 1 R_508-8592(192) 508-8592 16-192 08/01/2016 Y N Y N MKD/NW-16-0898L 08/18/2016 Rev.1 16 16 1 R_509-8591(213) 509-8591 16-213 08/01/2016 Y N Y N MKD/NW-16-0897L 08/18/2016 Rev.1 16 16 1 R_509-8591(214) 509-8591 16-214 08/01/2016 Y N Y N MKD/NW-16-0881L 08/16/2016 Rev.1 16 16 1 R_509-8591(215) 509-8591 16-215 08/01/2016 Y N Y N MKD/NW-16-0881L 08/16/2016 Rev.1 16 16 1 R_509-8591(216) 509-8591 16-216 08/01/2016 Y N Y N MKD/NW-16-0881L 08/16/2016 Rev.1 16 16 1 478-8568 16-141 05/10/2016 N N N N MKD/NW-16-0873L 08/10/2016 Rev.1 16 16 1 R_509-8591(207) 509-8591 16-207 08/01/2016 Y N Y N MKD/NW-16-0869L 08/09/2016 Rev.1 16 16 1 R_154-8064(45R) 154-8064R 16-45 08/17/2015 Y N Y N MKD/NW-16-0818L 07/29/2016 Rev.1 16 16 1 R_239-8076(90R2) 239-8076R2 16-90 10/09/2015 Y N Y N MKD/NW-16-0782L 07/18/2016 Rev.1 16 16 1 R_481-8546(143) 481-8546 16-143 05/12/2016 Y N Y N MKD/NW-16-0773L 07/15/2016 Rev.1 16 16 1 R_481-8546(152) 481-8546 16-152 05/12/2016 Y N Y N MKD/NW-16-0766L 07/14/2016 Rev.1 16 16 1 R_481-8546(146) 481-8546 16-146 05/12/2016 Y N Y Y MKD/NW-16-0759L 07/13/2016 Rev.1 16 16 1 R_295-8263(113R) 295-8263R 16-113 11/05/2015 Y N Y N MKD/NW-16-0756L 07/18/2016 Rev.1 16 16 1 R_439-8524(125R) 439-8524R 16-125 03/11/2016 Y N Y N MKD/NW-16-0754L 07/12/2016 Rev.1 16 16 1 R_439-8524(128R) 439-8524R 16-128 03/11/2016 Y N Y N MKD/NW-16-0754L 07/12/2016 Rev.1 16 16 1 R_481-8546(145) 481-8546 16-145 05/12/2016 Y N Y Y MKD/NW-16-0743L 07/08/2016 Rev.1

1) Change type : 1 (NRC RAI), 2 (NRC Non-RAI), 3 (Self-identified)

KEPCO/KHNP 57 of 70

APR1400 DCD RAI Tracking Report (Rev. 2) APR1400-K-X-TM-18001 Impact Impact DCD Change RAI/AI Issue Impact Impact on on Ch. Change ID No. Question Number Other Drivers Letter Number Response Date DCD Rev.No.

Section Type1) Number Date on DCD on PRA Tech. TR,TeR Spec. , ER 16 16 1 R_481-8546(148) 481-8546 16-148 05/12/2016 Y N Y Y MKD/NW-16-0743L 07/08/2016 Rev.1 16 16 1 R_481-8546(151) 481-8546 16-151 05/12/2016 Y N Y Y MKD/NW-16-0743L 07/08/2016 Rev.1 16 16 1 R_481-8546(151R) 481-8546R 16-151 05/12/2016 Y N Y Y MKD/NW-16-0928L 08/26/2016 Rev.1 16 16 1 R_478-8568(139) 478-8568 16-139 05/10/2016 Y N Y N MKD/NW-16-0740L 07/07/2016 Rev.1 16 16 1 154-8064 16-43 08/17/2015 N N N N MKD/NW-16-0735L 07/05/2016 Rev.1 16 16 1 R_154-8064(44) 154-8064 16-44 08/17/2015 Y N Y N MKD/NW-16-0735L 07/05/2016 Rev.1 16 16 1 R_439-8524(124R) 439-8524R 16-124 03/11/2016 Y N Y N MKD/NW-16-0729L 07/05/2016 Rev.1 16 16 1 481-8546 16-147 05/12/2016 N N N N MKD/NW-16-0728L 07/05/2016 Rev.1 16 16 1 R_481-8546(150) 481-8546 16-150 05/12/2016 Y N Y N MKD/NW-16-0728L 07/05/2016 Rev.1 16 16 1 478-8568 16-142 05/10/2016 N N N N MKD/NW-16-0725L 07/05/2016 Rev.1 16 16 1 R_439-8524(130) 439-8524 16-130 03/11/2016 Y N Y Y MKD/NW-16-0724L 07/05/2016 Rev.1 16 16 1 R_239-8076(92R) 239-8076R 16-92 10/09/2015 Y N Y N MKD/NW-16-1058L 10/26/2016 Rev.1 16 16 1 R_481-8546(149) 481-8546 16-149 05/12/2016 Y N Y N MKD/NW-16-1092L 11/07/2016 Rev.1 16 16 1 R_498-8595(153) 498-8595 16-153 06/30/2016 Y N Y N MKD/NW-16-1046L 10/21/2016 Rev.1 16 16 1 R_508-8592(193) 508-8592 16-193 08/01/2016 Y N Y N MKD/NW-16-1086L 11/07/2016 Rev.1 16 16 1 R_509-8591(221) 509-8591 16-221 08/01/2016 Y N Y N MKD/NW-16-1085L 11/07/2016 Rev.1 16 16 1 R_509-8591(222) 509-8591 16-222 08/01/2016 Y N Y N MKD/NW-16-1085L 11/07/2016 Rev.1 16 16 1 R_507-8587(155) 507-8587 16-155 08/01/2016 Y N Y N MKD/NW-16-1071L 10/31/2016 Rev.1 16 16 1 R_507-8587(156) 507-8587 16-156 08/01/2016 Y N Y N MKD/NW-16-1071L 10/31/2016 Rev.1 16 16 1 R_507-8587(157) 507-8587 16-157 08/01/2016 Y N Y N MKD/NW-16-1071L 10/31/2016 Rev.1 16 16 1 R_507-8587(158) 507-8587 16-158 08/01/2016 Y N Y N MKD/NW-16-1071L 10/31/2016 Rev.1 16 16 1 R_507-8587(159) 507-8587 16-159 08/01/2016 Y N Y N MKD/NW-16-1071L 10/31/2016 Rev.1 16 16 1 R_507-8587(160) 507-8587 16-160 08/01/2016 Y N Y N MKD/NW-16-1071L 10/31/2016 Rev.1 16 16 1 R_507-8587(161) 507-8587 16-161 08/01/2016 Y N Y N MKD/NW-16-1071L 10/31/2016 Rev.1 16 16 1 R_507-8587(162) 507-8587 16-162 08/01/2016 Y N Y N MKD/NW-16-1071L 10/31/2016 Rev.1 16 16 1 R_507-8587(163) 507-8587 16-163 08/01/2016 Y N Y N MKD/NW-16-1071L 10/31/2016 Rev.1 16 16 1 R_507-8587(164) 507-8587 16-164 08/01/2016 Y N Y N MKD/NW-16-1071L 10/31/2016 Rev.1 16 16 1 R_507-8587(165) 507-8587 16-165 08/01/2016 Y N Y N MKD/NW-16-1071L 10/31/2016 Rev.1 16 16 1 R_507-8587(166) 507-8587 16-166 08/01/2016 Y N Y N MKD/NW-16-1071L 10/31/2016 Rev.1 16 16 1 R_507-8587(167) 507-8587 16-167 08/01/2016 Y N Y N MKD/NW-16-1071L 10/31/2016 Rev.1 16 16 1 R_507-8587(168) 507-8587 16-168 08/01/2016 Y N Y N MKD/NW-16-1071L 10/31/2016 Rev.1 16 16 1 R_507-8587(169) 507-8587 16-169 08/01/2016 Y N Y N MKD/NW-16-1071L 10/31/2016 Rev.1 16 16 1 R_507-8587(170) 507-8587 16-170 08/01/2016 Y N Y N MKD/NW-16-1071L 10/31/2016 Rev.1 16 16 1 R_507-8587(171) 507-8587 16-171 08/01/2016 Y N Y N MKD/NW-16-1071L 10/31/2016 Rev.1 16 16 1 R_507-8587(172) 507-8587 16-172 08/01/2016 Y N Y N MKD/NW-16-1071L 10/31/2016 Rev.1 16 16 1 R_507-8587(173) 507-8587 16-173 08/01/2016 Y N Y N MKD/NW-16-1071L 10/31/2016 Rev.1 16 16 1 R_507-8587(174) 507-8587 16-174 08/01/2016 Y N Y N MKD/NW-16-1071L 10/31/2016 Rev.1 16 16 1 R_507-8587(175) 507-8587 16-175 08/01/2016 Y N Y N MKD/NW-16-1071L 10/31/2016 Rev.1 16 16 1 R_507-8587(176) 507-8587 16-176 08/01/2016 Y N Y N MKD/NW-16-1071L 10/31/2016 Rev.1 16 16 1 R_507-8587(177) 507-8587 16-177 08/01/2016 Y N Y N MKD/NW-16-1071L 10/31/2016 Rev.1 16 16 1 R_498-8595(153) 498-8595 16-153 06/30/2016 Y N Y N MKD/NW-16-1046L 10/21/2016 Rev.1 16 16 1 R_239-8076(92R) 239-8076R 16-92 10/09/2015 Y N Y N MKD/NW-16-1058L 10/26/2016 Rev.1 16 16 1 R_507-8587(155) 507-8587 16-155 08/01/2016 Y N Y N MKD/NW-16-1071L 10/31/2016 Rev.1 16 16 1 R_507-8587(156) 507-8587 16-156 08/01/2016 Y N Y N MKD/NW-16-1071L 10/31/2016 Rev.1 16 16 1 R_507-8587(157) 507-8587 16-157 08/01/2016 Y N Y N MKD/NW-16-1071L 10/31/2016 Rev.1 16 16 1 R_507-8587(158) 507-8587 16-158 08/01/2016 Y N Y N MKD/NW-16-1071L 10/31/2016 Rev.1 16 16 1 R_507-8587(159) 507-8587 16-159 08/01/2016 Y N Y N MKD/NW-16-1071L 10/31/2016 Rev.1 16 16 1 R_507-8587(160) 507-8587 16-160 08/01/2016 Y N Y N MKD/NW-16-1071L 10/31/2016 Rev.1 16 16 1 R_507-8587(161) 507-8587 16-161 08/01/2016 Y N Y N MKD/NW-16-1071L 10/31/2016 Rev.1 16 16 1 R_507-8587(162) 507-8587 16-162 08/01/2016 Y N Y N MKD/NW-16-1071L 10/31/2016 Rev.1 16 16 1 R_507-8587(163) 507-8587 16-163 08/01/2016 Y N Y N MKD/NW-16-1071L 10/31/2016 Rev.1 16 16 1 R_507-8587(164) 507-8587 16-164 08/01/2016 Y N Y N MKD/NW-16-1071L 10/31/2016 Rev.1 16 16 1 R_507-8587(165) 507-8587 16-165 08/01/2016 Y N Y N MKD/NW-16-1071L 10/31/2016 Rev.1 16 16 1 R_507-8587(166) 507-8587 16-166 08/01/2016 Y N Y N MKD/NW-16-1071L 10/31/2016 Rev.1 16 16 1 R_507-8587(167) 507-8587 16-167 08/01/2016 Y N Y N MKD/NW-16-1071L 10/31/2016 Rev.1 16 16 1 R_507-8587(168) 507-8587 16-168 08/01/2016 Y N Y N MKD/NW-16-1071L 10/31/2016 Rev.1 16 16 1 R_507-8587(169) 507-8587 16-169 08/01/2016 Y N Y N MKD/NW-16-1071L 10/31/2016 Rev.1 16 16 1 R_507-8587(170) 507-8587 16-170 08/01/2016 Y N Y N MKD/NW-16-1071L 10/31/2016 Rev.1 16 16 1 R_507-8587(171) 507-8587 16-171 08/01/2016 Y N Y N MKD/NW-16-1071L 10/31/2016 Rev.1 16 16 1 R_507-8587(172) 507-8587 16-172 08/01/2016 Y N Y N MKD/NW-16-1071L 10/31/2016 Rev.1 16 16 1 R_507-8587(173) 507-8587 16-173 08/01/2016 Y N Y N MKD/NW-16-1071L 10/31/2016 Rev.1 16 16 1 R_507-8587(174) 507-8587 16-174 08/01/2016 Y N Y N MKD/NW-16-1071L 10/31/2016 Rev.1 16 16 1 R_507-8587(175) 507-8587 16-175 08/01/2016 Y N Y N MKD/NW-16-1071L 10/31/2016 Rev.1

1) Change type : 1 (NRC RAI), 2 (NRC Non-RAI), 3 (Self-identified)

KEPCO/KHNP 58 of 70

APR1400 DCD RAI Tracking Report (Rev. 2) APR1400-K-X-TM-18001 Impact Impact DCD Change RAI/AI Issue Impact Impact on on Ch. Change ID No. Question Number Other Drivers Letter Number Response Date DCD Rev.No.

Section Type1) Number Date on DCD on PRA Tech. TR,TeR Spec. , ER 16 16 1 R_507-8587(176) 507-8587 16-176 08/01/2016 Y N Y N MKD/NW-16-1071L 10/31/2016 Rev.1 16 16 1 R_507-8587(177) 507-8587 16-177 08/01/2016 Y N Y N MKD/NW-16-1071L 10/31/2016 Rev.1 16 16 1 R_509-8591(221) 509-8591 16-221 08/01/2016 Y N Y N MKD/NW-16-1085L 11/07/2016 Rev.1 16 16 1 R_509-8591(222) 509-8591 16-222 08/01/2016 Y N Y N MKD/NW-16-1085L 11/07/2016 Rev.1 16 16 1 R_508-8592(193) 508-8592 16-193 08/01/2016 Y N Y N MKD/NW-16-1086L 11/07/2016 Rev.1 16 16 1 R_481-8546(149) 481-8546 16-149 05/12/2016 Y N Y N MKD/NW-16-1092L 11/07/2016 Rev.1 16 16 1 R_481-8546(143R2) 481-8546R2 16-143 05/12/2016 Y N Y N MKD/NW-16-1109L 11/16/2016 Rev.1 16 16 1 R_481-8546(150R2) 481-8546R2 16-150 05/12/2016 Y N Y N MKD/NW-16-1119L 11/18/2016 Rev.1 16 16 1 154-8064R 16-43 08/17/2015 N N N N MKD/NW-16-1129L 11/29/2016 Rev.1 16 16 1 R_509-8591(218) 509-8591 16-218 08/01/2016 Y N Y N MKD/NW-16-1131L 11/29/2016 Rev.1 16 16 1 R_509-8591(220) 509-8591 16-220 08/01/2016 Y N Y N MKD/NW-16-1131L 11/29/2016 Rev.1 16 16 1 R_526-8651(223) 526-8651 16-223 10/17/2016 Y N Y N MKD/NW-16-1135L 11/30/2016 Rev.1 16 16.3.3 1 R_239-8076(87) 239-8076 16-87 10/09/2015 Y N Y N MKD/NW-16-0081L 01/28/2016 Rev.1 16 16.3.3 1 R_239-8076(88) 239-8076 16-88 10/09/2015 Y N Y N MKD/NW-16-0081L 01/28/2016 Rev.1 16 16.3.3 1 239-8076 16-89 10/09/2015 N N N N MKD/NW-16-0081L 01/28/2016 Rev.1 16 16.3.3 1 R_239-8076(90) 239-8076 16-90 10/09/2015 Y N Y N MKD/NW-16-0081L 01/28/2016 Rev.1 16 16.3.3 1 R_239-8076(91) 239-8076 16-91 10/09/2015 Y N Y N MKD/NW-16-0081L 01/28/2016 Rev.1 16 16.3.3 1 239-8076 16-92 10/09/2015 N N N N MKD/NW-16-0081L 01/28/2016 Rev.1 16 16.3.3 1 R_239-8076(93) 239-8076 16-93 10/09/2015 Y N Y N MKD/NW-16-0081L 01/28/2016 Rev.1 16 16.3.3 1 R_239-8076(94) 239-8076 16-94 10/09/2015 Y N Y N MKD/NW-16-0145L 02/19/2016 Rev.1 16 16.3.3 1 R_239-8076(95) 239-8076 16-95 10/09/2015 Y N Y N MKD/NW-16-0125L 02/26/2016 Rev.1 16 16.3.3 1 R_239-8076(96) 239-8076 16-96 10/09/2015 Y N Y N MKD/NW-16-0081L 01/28/2016 Rev.1 16 16.3.3 1 R_239-8076(97) 239-8076 16-97 10/09/2015 Y N Y N MKD/NW-16-0081L 01/28/2016 Rev.1 16 16.3.3 1 R_239-8076(98) 239-8076 16-98 10/09/2015 Y N Y N MKD/NW-16-0081L 01/28/2016 Rev.1 16 16.3.3 1 R_239-8076(99) 239-8076 16-99 10/09/2015 Y N Y N MKD/NW-16-0081L 01/28/2016 Rev.1 16 16.3.3 1 R_239-8076(100) 239-8076 16-100 10/09/2015 Y N Y N MKD/NW-16-0081L 01/28/2016 Rev.1 16 16.3.3 1 R_239-8076(101) 239-8076 16-101 10/09/2015 Y N Y N MKD/NW-16-0081L 01/28/2016 Rev.1 16 16.3.3 1 R_239-8076(102) 239-8076 16-102 10/09/2015 Y N Y N MKD/NW-16-0081L 01/28/2016 Rev.1 16 16.3.3 1 R_239-8076(103) 239-8076 16-103 10/09/2015 Y N Y N MKD/NW-16-0081L 01/28/2016 Rev.1 16 16.3.3 1 R_239-8076(104) 239-8076 16-104 10/09/2015 Y N Y N MKD/NW-16-0081L 01/28/2016 Rev.1 16 16.3.3 1 R_239-8076(105) 239-8076 16-105 10/09/2015 Y N Y N MKD/NW-16-0081L 01/28/2016 Rev.1 16 16.3.3 1 R_295-8263(109) 295-8263 16-109 11/05/2015 Y N Y N MKD/NW-16-0003L 01/06/2016 Rev.1 16 16.3.3 1 R_295-8263(110) 295-8263 16-110 11/05/2015 Y N Y N MKD/NW-16-0207L 03/30/2016 Rev.1 16 16.3.3 1 R_295-8263(111) 295-8263 16-111 11/05/2015 Y N Y N MKD/NW-16-0207L 03/30/2016 Rev.1 16 16.3.3 1 R_295-8263(112) 295-8263 16-112 11/05/2015 Y N Y N MKD/NW-16-0207L 03/30/2016 Rev.1 16 16.3.3 1 R_295-8263(113) 295-8263 16-113 11/05/2015 Y N Y N MKD/NW-16-0003L 01/06/2016 Rev.1 16 16.3.3 1 R_295-8263(114) 295-8263 16-114 11/05/2015 Y N Y N MKD/NW-16-0207L 03/30/2016 Rev.1 16 16.3.3 1 295-8263 16-116 11/05/2015 N N N N MKD/NW-16-0129L 02/16/2016 Rev.1 16 16.3.3 1 R_295-8263(117) 295-8263 16-117 11/05/2015 Y N Y N MKD/NW-16-0207L 03/30/2016 Rev.1 16 16.3.3 1 R_295-8263(118) 295-8263 16-118 11/05/2015 Y N Y N MKD/NW-16-0207L 03/30/2016 Rev.1 16 16.3.3 1 R_295-8263(119) 295-8263 16-119 11/05/2015 Y N Y N MKD/NW-16-0207L 03/30/2016 Rev.1 16 16.3.3 1 R_295-8263(120) 295-8263 16-120 11/05/2015 Y N Y N MKD/NW-16-0207L 03/30/2016 Rev.1 16 16.3.3 1 295-8263 16-121 11/05/2015 N N N N MKD/NW-16-0207L 03/30/2016 Rev.1 16 16.3.3.1 1 R_470-8552(137) 470-8552 16-137 04/26/2016 Y N N N MKD/NW-16-0931L 10/21/2016 Rev.1 16 16.3.3.13 1 R_509-8591(206R) 509-8591R 16-206 08/01/2016 Y N Y N MKD/NW-16-1127L 11/29/2016 Rev.1 16 16.3.7 1 R_120-7977(24) 120-7977 16-24 07/27/2015 Y N Y N MKD/NW-16-0144L 02/19/2016 Rev.1 17 17.1 1 R_64-8042(1) 64-8042 17.01-1 07/09/2015 Y N N N MKD/NW-15-0072L 08/05/2015 Rev.1 17 17.2 1 R_65-8043(1) 65-8043 17.02-1 07/09/2015 Y N N N MKD/NW-15-0073L 08/05/2015 Rev.1 17 17.3 1 R_66-8044(1) 66-8044 17.03-1 07/09/2015 Y N N N MKD/NW-15-0074L 08/05/2015 Rev.1 17 17.4 1 R_316-8305(1) 316-8305 17.04-1 11/17/2015 Y N N N MKD/NW-16-0915L 08/26/2016 Rev.1 17 17.4 1 R_316-8305(1) 316-8305 17.04-2 11/17/2015 Y N N N MKD/NW-16-0915L 08/26/2016 Rev.1 18 18 1 R_51-7966(1) 51-7966 18-1 06/23/2015 Y N N N MKD/NW-15-0054L 07/20/2015 Rev.1 18 18 1 54-7963 18-6 06/26/2015 N N N N MKD/NW-15-0079L 08/18/2015 Rev.1 18 18 1 54-7963 18-9 06/26/2015 N N N N MKD/NW-15-0079L 08/18/2015 Rev.1 18 18 1 54-7963 18-10 06/26/2015 N N N N MKD/NW-15-0123L 09/11/2015 Rev.1 18 18 1 R_107-8039(11) 107-8039 18-11 07/23/2015 N N N Y MKD/NW-15-0146L 09/15/2015 Rev.1 18 18 1 R_107-8039(12) 107-8039 18-12 07/23/2015 N N N Y MKD/NW-15-0180L 10/07/2015 Rev.1 18 18 1 128-7980 18-13 08/05/2015 N N N N MKD/NW-15-0378L 12/18/2015 Rev.1 18 18 1 128-7980 18-14 08/05/2015 N N N N MKD/NW-15-0378L 12/18/2015 Rev.1 18 18 1 R_128-7980(15) 128-7980 18-15 08/05/2015 N N N Y MKD/NW-15-0235L 10/29/2015 Rev.1 18 18 1 R_128-7980(19) 128-7980 18-19 08/05/2015 Y N N Y MKD/NW-15-0235L 10/29/2015 Rev.1 18 18 1 53-7982 18-2 06/26/2015 N N N N MKD/NW-15-0122L 09/04/2015 Rev.1 18 18 1 R_128-7980(2) 128-7980 18-20 08/05/2015 N N N Y MKD/NW-15-0235L 10/29/2015 Rev.1

1) Change type : 1 (NRC RAI), 2 (NRC Non-RAI), 3 (Self-identified)

KEPCO/KHNP 59 of 70

APR1400 DCD RAI Tracking Report (Rev. 2) APR1400-K-X-TM-18001 Impact Impact DCD Change RAI/AI Issue Impact Impact on on Ch. Change ID No. Question Number Other Drivers Letter Number Response Date DCD Rev.No.

Section Type1) Number Date on DCD on PRA Tech. TR,TeR Spec. , ER 18 18 1 R_128-7980(22) 128-7980 18-22 08/05/2015 N N N Y MKD/NW-15-0235L 10/29/2015 Rev.1 18 18 1 R_196-8164(24) 196-8164 18-24 09/02/2015 N N N Y MKD/NW-15-0285L 11/25/2015 Rev.1 18 18 1 R_196-8164(25) 196-8164 18-25 09/02/2015 Y N N Y MKD/NW-15-0285L 11/25/2015 Rev.1 18 18 1 R_196-8164(26) 196-8164 18-26 09/02/2015 N N N Y MKD/NW-15-0285L 11/25/2015 Rev.1 18 18 1 R_250-8282(28) 250-8282 18-28 10/14/2015 N N N Y MKD/NW-15-0388L 12/23/2015 Rev.1 18 18 1 250-8282 18-29 10/14/2015 N N N N MKD/NW-15-0402L 12/29/2015 Rev.1 18 18 1 53-7982 18-3 06/26/2015 N N N N MKD/NW-15-0122L 09/04/2015 Rev.1 18 18 1 R_260-8283(31) 260-8283 18-31 10/19/2015 N N N Y MKD/NW-15-0415L 12/31/2015 Rev.1 18 18 1 R_260-8283(35) 260-8283 18-35 10/19/2015 N N N Y MKD/NW-15-0415L 12/31/2015 Rev.1 18 18 1 R_260-8283(36) 260-8283 18-36 10/19/2015 N N N Y MKD/NW-15-0415L 12/31/2015 Rev.1 18 18 1 R_260-8283(37) 260-8283 18-37 10/19/2015 N N N Y MKD/NW-15-0415L 12/31/2015 Rev.1 18 18 1 54-7963 18-4 06/26/2015 N N N N MKD/NW-15-0123L 09/11/2015 Rev.1 18 18 1 54-7963 18-5 06/26/2015 N N N N MKD/NW-15-0123L 09/11/2015 Rev.1 18 18 1 R_54-7963(7) 54-7963 18-7 06/26/2015 Y N N N MKD/NW-15-0123L 09/11/2015 Rev.1 18 18 1 R_54-7963(8) 54-7963 18-8 06/26/2015 N N N Y MKD/NW-15-0123L 09/11/2015 Rev.1 18 18 1 185-8185 18-23 09/01/2015 N N N N MKD/NW-16-0192L 03/04/2016 Rev.1 18 18 1 R_350-8401(59) 350-8401 18-59 12/22/2015 N N N Y MKD/NW-16-0172L 03/02/2016 Rev.1 18 18 1 R_351-8381(60) 351-8381 18-60 12/22/2015 N N N Y MKD/NW-16-0173L 03/02/2016 Rev.1 18 18 1 R_353-8372(85) 353-8372 18-85 12/22/2015 N N N Y MKD/NW-16-0253L 03/21/2016 Rev.1 18 18 1 R_353-8372(88) 353-8372 18-88 12/22/2015 N N N Y MKD/NW-16-0253L 03/21/2016 Rev.1 18 18 1 R_374-8481(98) 374-8481 18-98 01/22/2016 N N N Y MKD/NW-16-0264L 03/24/2016 Rev.1 18 18 1 R_374-8481(100) 374-8481 18-100 01/22/2016 N N N Y MKD/NW-16-0293L 04/02/2016 Rev.1 18 18 1 R_374-8481(103) 374-8481 18-103 01/22/2016 Y N N N MKD/NW-16-0264L 03/24/2016 Rev.1 18 18 1 R_383-8458(104) 383-8458 18-104 02/01/2016 N N N Y MKD/NW-16-0275L 03/25/2016 Rev.1 18 18 1 518-8654 18-129 08/24/2016 N N N N MKD/NW-16-0972L 09/09/2016 Rev.1 18 18 1 R_518-8654(130) 518-8654 18-130 08/24/2016 N N N Y MKD/NW-16-0972L 09/09/2016 Rev.1 18 18 1 R_518-8654(131) 518-8654 18-131 08/24/2016 N N N Y MKD/NW-16-0972L 09/09/2016 Rev.1 18 18 1 518-8654 18-128 08/24/2016 N N N N MKD/NW-16-0983L 09/19/2016 Rev.1 18 18 1 R_373-8480(93) 373-8480 18-93 01/22/2016 N N N Y MKD/NW-16-0292L 04/05/2016 Rev.1 18 18 1 R_400-8425(120) 400-8425 18-120 02/04/2016 N N N Y MKD/NW-16-0294L 04/04/2016 Rev.1 18 18 1 R_383-8458(107) 383-8458 18-107 02/01/2016 N N N Y MKD/NW-16-0301L 04/12/2016 Rev.1 18 18 1 383-8458 18-109 02/01/2016 N N N N MKD/NW-16-0301L 04/12/2016 Rev.1 18 18 1 R_383-8458(110) 383-8458 18-110 02/01/2016 N N N Y MKD/NW-16-0301L 04/12/2016 Rev.1 18 18 1 R_374-8481(96) 374-8481 18-96 01/22/2016 N N N Y MKD/NW-16-0342L 04/16/2016 Rev.1 18 18 1 R_400-8425(121) 400-8425 18-121 02/04/2016 N N N Y MKD/NW-16-0344L 04/16/2016 Rev.1 18 18 1 R_374-8481(97) 374-8481 18-97 01/22/2016 N N N Y MKD/NW-16-0390L 04/27/2016 Rev.1 18 18 1 R_373-8480(92) 373-8480 18-92 01/22/2016 N N N Y MKD/NW-16-0391L 04/22/2016 Rev.1 18 18 1 R_373-8480(94) 373-8480 18-94 01/22/2016 N N N Y MKD/NW-16-0391L 04/22/2016 Rev.1 18 18 1 R_353-8372(83) 353-8372 18-83 12/22/2015 N N N Y MKD/NW-16-0401L 04/22/2016 Rev.1 18 18 1 R_353-8372(84) 353-8372 18-84 12/22/2015 N N N Y MKD/NW-16-0401L 04/22/2016 Rev.1 18 18 1 R_353-8372(87) 353-8372 18-87 12/22/2015 N N N Y MKD/NW-16-0401L 04/22/2016 Rev.1 18 18 1 R_383-8458(108) 383-8458 18-108 02/01/2016 N N N Y MKD/NW-16-0425L 05/02/2016 Rev.1 18 18 1 383-8458 18-111 02/01/2016 N N N N MKD/NW-16-0425L 05/02/2016 Rev.1 18 18 1 R_383-8458(112) 383-8458 18-112 02/01/2016 N N N Y MKD/NW-16-0425L 05/02/2016 Rev.1 18 18 1 R_383-8458(113) 383-8458 18-113 02/01/2016 N N N Y MKD/NW-16-0425L 05/02/2016 Rev.1 18 18 1 R_358-8449(89) 358-8449 18-89 01/05/2016 N N N Y MKD/NW-16-0432L 04/28/2016 Rev.1 18 18 1 R_352-8205(65) 352-8205 18-65 12/22/2015 N N N Y MKD/NW-16-0475L 05/12/2016 Rev.1 18 18 1 R_353-8372(86) 353-8372 18-86 12/22/2015 N N N Y MKD/NW-16-0476L 05/12/2016 Rev.1 18 18 1 R_400-8425(114) 400-8425 18-114 02/04/2016 N N N Y MKD/NW-16-0477L 05/12/2016 Rev.1 18 18 1 R_400-8425(116) 400-8425 18-116 02/04/2016 N N N Y MKD/NW-16-0477L 05/12/2016 Rev.1 18 18 1 R_400-8425(118) 400-8425 18-118 02/04/2016 N N N Y MKD/NW-16-0477L 05/12/2016 Rev.1 18 18 1 R_400-8425(124) 400-8425 18-124 02/04/2016 N N N Y MKD/NW-16-0477L 05/12/2016 Rev.1 18 18 1 R_374-8481(99) 374-8481 18-99 01/22/2016 N N N Y MKD/NW-16-0478L 05/12/2016 Rev.1 18 18 1 R_374-8481(102) 374-8481 18-102 01/22/2016 N N N Y MKD/NW-16-0478L 05/12/2016 Rev.1 18 18 1 R_383-8458(106) 383-8458 18-106 02/01/2016 N N N Y MKD/NW-16-0482L 05/13/2016 Rev.1 18 18 1 R_373-8480(91) 373-8480 18-91 01/22/2016 Y N N Y MKD/NW-16-0490L 05/13/2016 Rev.1 18 18 1 R_373-8480(95) 373-8480 18-95 01/22/2016 N N N Y MKD/NW-16-0490L 05/13/2016 Rev.1 18 18 1 R_400-8425(117) 400-8425 18-117 02/04/2016 Y N N N MKD/NW-16-0491L 05/13/2016 Rev.1 18 18 1 R_352-8205(66) 352-8205 18-66 12/22/2015 N N N Y MKD/NW-16-0502L 05/13/2016 Rev.1 18 18 1 R_383-8458(105) 383-8458 18-105 02/01/2016 N N N Y MKD/NW-16-0508L 05/20/2016 Rev.1 18 18 1 360-8452 18-90 01/11/2016 N N N N MKD/NW-16-0510L 05/19/2016 Rev.1 18 18 1 R_400-8425(115) 400-8425 18-115 02/04/2016 Y N N N MKD/NW-16-0515L 05/23/2016 Rev.1 18 18 1 R_400-8425(119) 400-8425 18-119 02/04/2016 N N N Y MKD/NW-16-0515L 05/23/2016 Rev.1

1) Change type : 1 (NRC RAI), 2 (NRC Non-RAI), 3 (Self-identified)

KEPCO/KHNP 60 of 70

APR1400 DCD RAI Tracking Report (Rev. 2) APR1400-K-X-TM-18001 Impact Impact DCD Change RAI/AI Issue Impact Impact on on Ch. Change ID No. Question Number Other Drivers Letter Number Response Date DCD Rev.No.

Section Type1) Number Date on DCD on PRA Tech. TR,TeR Spec. , ER 18 18 1 R_400-8425(122) 400-8425 18-122 02/04/2016 N N N Y MKD/NW-16-0515L 05/23/2016 Rev.1 18 18 1 R_400-8425(123) 400-8425 18-123 02/04/2016 N N N Y MKD/NW-16-0515L 05/23/2016 Rev.1 18 18 1 R_400-8425(125) 400-8425 18-125 02/04/2016 N N N Y MKD/NW-16-0515L 05/23/2016 Rev.1 18 18 1 R_374-8481(101) 374-8481 18-101 01/22/2016 N N N Y MKD/NW-16-0523L 05/20/2016 Rev.1 18 18 1 R_128-7980(18) 128-7980 18-18 08/05/2015 N N N Y MKD/NW-16-0535L 05/20/2016 Rev.1 18 18 1 315-8091 18-56 11/16/2015 N N N N MKD/NW-16-0549L 06/13/2016 Rev.1 18 18 1 R_53-7982(2R) 53-7982R 18-2 06/26/2015 N N N Y MKD/NW-16-0923L 08/25/2016 Rev.1 18 18 1 R_53-7982(3R) 53-7982R 18-3 06/26/2015 N N N Y MKD/NW-16-0923L 08/25/2016 Rev.1 18 18 1 505-8648 18-126 07/26/2016 N N N N MKD/NW-16-0926L 08/25/2016 Rev.1 18 18 1 R_315-8091(56R) 315-8091R 18-56 11/16/2015 N N N Y MKD/NW-16-0888L 08/16/2016 Rev.1 18 18 1 R_260-8283(39R) 260-8283R 18-39 10/19/2015 N N N Y MKD/NW-16-0861L 08/09/2016 Rev.1 18 18 1 R_352-8205(67R) 352-8205R 18-67 12/22/2015 N N N Y MKD/NW-16-0860L 08/09/2016 Rev.1 18 18 1 R_352-8205(73R) 352-8205R 18-73 12/22/2015 N N N Y MKD/NW-16-0860L 08/09/2016 Rev.1 18 18 1 R_352-8205(76R) 352-8205R 18-76 12/22/2015 N N N Y MKD/NW-16-0860L 08/09/2016 Rev.1 18 18 1 R_352-8205(78R) 352-8205R 18-78 12/22/2015 N N N Y MKD/NW-16-0860L 08/09/2016 Rev.1 18 18 1 R_352-8205(81R) 352-8205R 18-81 12/22/2015 N N N Y MKD/NW-16-0860L 08/09/2016 Rev.1 18 18 1 R_518-8654(13R) 518-8654R 18-130 08/24/2016 N N N Y MKD/NW-16-1039L 10/14/2016 Rev.1 18 18.10 1 R_352-8205(61) 352-8205 18-61 12/22/2015 N N N Y MKD/NW-16-0222L 03/14/2016 Rev.1 18 18.10 1 R_352-8205(62) 352-8205 18-62 12/22/2015 N N N Y MKD/NW-16-0222L 03/14/2016 Rev.1 18 18.10 1 R_352-8205(63) 352-8205 18-63 12/22/2015 N N N Y MKD/NW-16-0222L 03/14/2016 Rev.1 18 18.10 1 R_352-8205(64) 352-8205 18-64 12/22/2015 N N N Y MKD/NW-16-0291L 04/02/2016 Rev.1 18 18.10 1 R_352-8205(67) 352-8205 18-67 12/22/2015 N N N Y MKD/NW-16-0222L 03/14/2016 Rev.1 18 18.10 1 352-8205 18-68 12/22/2015 N N N N MKD/NW-16-0222L 03/14/2016 Rev.1 18 18.10 1 R_352-8205(69) 352-8205 18-69 12/22/2015 N N N Y MKD/NW-16-0222L 03/14/2016 Rev.1 18 18.10 1 R_352-8205(70) 352-8205 18-70 12/22/2015 N N N Y MKD/NW-16-0222L 03/14/2016 Rev.1 18 18.10 1 R_352-8205(71) 352-8205 18-71 12/22/2015 N N N Y MKD/NW-16-0222L 03/14/2016 Rev.1 18 18.10 1 R_352-8205(73) 352-8205 18-73 12/22/2015 N N N Y MKD/NW-16-0222L 03/14/2016 Rev.1 18 18.10 1 R_352-8205(75) 352-8205 18-75 12/22/2015 N N N Y MKD/NW-16-0222L 03/14/2016 Rev.1 18 18.10 1 R_352-8205(76) 352-8205 18-76 12/22/2015 N N N Y MKD/NW-16-0222L 03/14/2016 Rev.1 18 18.10 1 R_352-8205(77) 352-8205 18-77 12/22/2015 N N N Y MKD/NW-16-0222L 03/14/2016 Rev.1 18 18.10 1 R_352-8205(78) 352-8205 18-78 12/22/2015 N N N Y MKD/NW-16-0222L 03/14/2016 Rev.1 18 18.10 1 R_352-8205(79) 352-8205 18-79 12/22/2015 N N N Y MKD/NW-16-0222L 03/14/2016 Rev.1 18 18.10 1 R_352-8205(80) 352-8205 18-80 12/22/2015 N N N Y MKD/NW-16-0222L 03/14/2016 Rev.1 18 18.10 1 R_352-8205(81) 352-8205 18-81 12/22/2015 N N N Y MKD/NW-16-0222L 03/14/2016 Rev.1 18 18.1 1 R_352-8205(72) 352-8205 18-72 12/22/2015 N N N Y MKD/NW-16-0302L 04/05/2016 Rev.1 18 18.1 1 R_352-8205(74) 352-8205 18-74 12/22/2015 N N N Y MKD/NW-16-0302L 04/05/2016 Rev.1 18 18.1 1 R_298-8356(41) 298-8356 18-41 11/09/2015 N N N Y MKD/NW-16-0310L 04/22/2016 Rev.1 18 18.10 1 R_352-8205(82) 352-8205 18-82 12/22/2015 N N N Y MKD/NW-16-0312L 04/16/2016 Rev.1 18 18.4 1 R_315-8091(42) 315-8091 18-42 11/16/2015 N N N Y MKD/NW-16-0225L 03/14/2016 Rev.1 18 18.4 1 R_315-8091(43) 315-8091 18-43 11/16/2015 N N N Y MKD/NW-16-0178L 03/02/2016 Rev.1 18 18.4 1 R_315-8091(46) 315-8091 18-46 11/16/2015 N N N Y MKD/NW-16-0259L 03/23/2016 Rev.1 18 18.4 1 R_315-8091(47) 315-8091 18-47 11/16/2015 N N N Y MKD/NW-16-0259L 03/23/2016 Rev.1 18 18.4 1 R_315-8091(49) 315-8091 18-49 11/16/2015 N N N Y MKD/NW-16-0178L 03/02/2016 Rev.1 18 18.4 1 R_315-8091(51) 315-8091 18-51 11/16/2015 N N N Y MKD/NW-16-0178L 03/02/2016 Rev.1 18 18.4 1 R_315-8091(53) 315-8091 18-53 11/16/2015 N N N Y MKD/NW-16-0225L 03/14/2016 Rev.1 18 18.4 1 R_315-8091(54) 315-8091 18-54 11/16/2015 N N N Y MKD/NW-16-0259L 03/23/2016 Rev.1 18 18.4 1 R_315-8091(55) 315-8091 18-55 11/16/2015 N N N Y MKD/NW-16-0178L 03/02/2016 Rev.1 18 18.4 1 R_315-8091(57) 315-8091 18-57 11/16/2015 N N N Y MKD/NW-16-0121L 02/05/2016 Rev.1 18 18.4 1 R_315-8091(44) 315-8091 18-44 11/16/2015 N N N Y MKD/NW-16-0311L 04/06/2016 Rev.1 18 18.4 1 R_315-8091(45) 315-8091 18-45 11/16/2015 N N N Y MKD/NW-16-0311L 04/06/2016 Rev.1 18 18.4 1 R_315-8091(48) 315-8091 18-48 11/16/2015 N N N Y MKD/NW-16-0311L 04/06/2016 Rev.1 18 18.4 1 R_315-8091(50) 315-8091 18-50 11/16/2015 N N N Y MKD/NW-16-0311L 04/06/2016 Rev.1 18 18.4 1 R_315-8091(52) 315-8091 18-52 11/16/2015 N N N Y MKD/NW-16-0311L 04/06/2016 Rev.1 18 18.5 1 R_337-8388(58) 337-8388 18-58 12/15/2015 N N N Y MKD/NW-16-0030L 01/12/2016 Rev.1 18 18.6 1 128-7980 18-16 08/05/2015 N N N N MKD/NW-16-0199L 03/21/2016 Rev.1 18 18.6 1 128-7980 18-17 08/05/2015 N N N N MKD/NW-16-0199L 03/21/2016 Rev.1 18 18.6 1 R_128-7980(21) 128-7980 18-21 08/05/2015 N N N Y MKD/NW-16-0094L 01/29/2016 Rev.1 18 18.6 1 R_250-8282(27) 250-8282 18-27 10/14/2015 Y N N Y MKD/NW-16-0191L 03/04/2016 Rev.1 18 18.6 1 R_260-8283(30) 260-8283 18-30 10/19/2015 Y N N Y MKD/NW-16-0053L 01/21/2016 Rev.1 18 18.6 1 260-8283 18-32 10/19/2015 N N N N MKD/NW-16-0053L 01/21/2016 Rev.1 18 18.6 1 R_260-8283(33) 260-8283 18-33 10/19/2015 N N N Y MKD/NW-16-0152L 02/24/2016 Rev.1 18 18.6 1 R_260-8283(34) 260-8283 18-34 10/19/2015 N N N Y MKD/NW-16-0213L 03/09/2016 Rev.1 18 18.6 1 R_260-8283(38) 260-8283 18-38 10/19/2015 N N N Y MKD/NW-16-0213L 03/09/2016 Rev.1

1) Change type : 1 (NRC RAI), 2 (NRC Non-RAI), 3 (Self-identified)

KEPCO/KHNP 61 of 70

APR1400 DCD RAI Tracking Report (Rev. 2) APR1400-K-X-TM-18001 Impact Impact DCD Change RAI/AI Issue Impact Impact on on Ch. Change ID No. Question Number Other Drivers Letter Number Response Date DCD Rev.No.

Section Type1) Number Date on DCD on PRA Tech. TR,TeR Spec. , ER 18 18.6 1 R_260-8283(39) 260-8283 18-39 10/19/2015 N N N Y MKD/NW-16-0053L 01/21/2016 Rev.1 18 18.6 1 R_260-8283(40) 260-8283 18-40 10/19/2015 N N N Y MKD/NW-16-0174L 03/02/2016 Rev.1 18 18.6 1 R_510-8650(127) 510-8650 18-127 08/01/2016 N N N Y MKD/NW-16-0930L 08/26/2016 Rev.1 19 19 1 R_42-7945(2) 42-7945 19-2 06/22/2015 Y N N N MKD/NW-15-0062L 07/28/2015 Rev.1 19 19 1 R_42-7945(3) 42-7945 19-3 06/22/2015 Y N N N MKD/NW-15-0062L 07/28/2015 Rev.1 19 19 1 42-7945 19-4 06/22/2015 N N N N MKD/NW-15-0062L 07/28/2015 Rev.1 19 19 2 A_19-115 19-115 Severe Accident Issue #SA-2 04/13~15/2015 Y N N N MKD/NW-15-0034L 07/02/2015 Rev.1 19 19 2 A_19-118 19-118 Severe Accident Issue #SA-5 04/13~15/2015 Y N N N MKD/NW-15-0034L 07/02/2015 Rev.1 19 19 2 A_19-119 19-119 Severe Accident Issue #SA-6 04/13~15/2015 Y N N N MKD/NW-15-0034L 07/02/2015 Rev.1 19 19 1 R_232-7864(5) 232-7864 19-5 09/30/2015 Y N N Y MKD/NW-16-0034L 01/13/2016 Rev.1 19 19 1 R_232-7864(6) 232-7864 19-6 09/30/2015 Y N Y N MKD/NW-16-0195L 03/04/2016 Rev.1 19 19 2 A_19-53R 19-53R PRA Issue #PRA-53 4/13~15/2015 N Y N Y MKD/NW-16-0229L 03/15/2016 Rev.1 19 19 2 A_19-142 19-142 PRA Issue #PRA-135 05/18/2015 Y N N N MKD/NW-16-0245L 03/18/2016 Rev.1 19 19 2 A_19-246 19-246 PRA Issue #PRA-223 09/08/2015 N N N Y MKD/NW-16-0230L 03/15/2016 Rev.1 19 19 1 R_432-8377(64R2) 432-8377R2 19-64 03/08/2016 Y N N Y MKD/NW-16-0937L 08/29/2016 Rev.1 19 19 1 R_433-8363(70R) 433-8363R 19-70 03/08/2016 Y N N N MKD/NW-16-0938L 08/30/2016 Rev.1 19 19 1 R_433-8363(72R) 433-8363R 19-72 03/08/2016 Y N N N MKD/NW-16-0938L 08/30/2016 Rev.1 19 19 1 R_440-8551(95R) 440-8551R 19-95 03/11/2016 N N N N MKD/NW-16-0957L 09/06/2016 Rev.1 19 19 1 R_268-8308(12) 268-8308 19-12 10/22/2015 Y N N N MKD/NW-16-0334L 04/12/2016 Rev.1 19 19 1 R_446-8535(99) 446-8535 19-99 03/16/2016 Y N N N MKD/NW-16-0383L 04/19/2016 Rev.1 19 19 1 R_440-8551(95) 440-8551 19-95 03/03/2016 Y N N Y MKD/NW-16-0392L 04/22/2016 Rev.1 19 19 1 R_232-7864(6R) 232-7864R 19-6 09/30/2015 Y N Y N MKD/NW-16-0408L 04/22/2016 Rev.1 19 19 1 R_467-8394(102) 467-8394 19-102 04/22/2016 Y N N N MKD/NW-16-0462L 05/04/2016 Rev.1 19 19 1 R_432-8377(65) 432-8377 19-65 03/08/2016 Y N N N MKD/NW-16-0463L 05/14/2016 Rev.1 19 19 1 432-8377 19-66 03/08/2016 N N N N MKD/NW-16-0463L 05/14/2016 Rev.1 19 19 1 R_432-8377(67) 432-8377 19-67 03/08/2016 Y N N N MKD/NW-16-0463L 05/14/2016 Rev.1 19 19 1 R_432-8377(68) 432-8377 19-68 03/08/2016 Y N N N MKD/NW-16-0463L 05/14/2016 Rev.1 19 19 1 432-8377 19-69 03/08/2016 N N N N MKD/NW-16-0463L 05/14/2016 Rev.1 19 19 1 R_432-8377(62) 432-8377 19-62 03/08/2016 Y N N N MKD/NW-16-0526L 05/20/2016 Rev.1 19 19 1 432-8377 19-63 03/08/2016 N N N N MKD/NW-16-0526L 05/20/2016 Rev.1 19 19 1 R_432-8377(64) 432-8377 19-64 03/08/2016 N N N Y MKD/NW-16-0526L 05/20/2016 Rev.1 19 19 1 467-8394 19-103 04/22/2016 N N N N MKD/NW-16-0556L 05/31/2016 Rev.1 19 19 1 R_418-8348(46) 418-8348 19-46 02/23/2016 Y N N Y MKD/NW-16-0566L 05/31/2016 Rev.1 19 19 1 432-8377 19-58 03/08/2015 N N N N MKD/NW-16-0574L 05/31/2016 Rev.1 19 19 1 432-8377 19-59 03/08/2016 N N N N MKD/NW-16-0574L 05/31/2016 Rev.1 19 19 1 432-8377 19-61 03/08/2016 N N N N MKD/NW-16-0574L 05/31/2016 Rev.1 19 19 1 R_433-8363(80) 433-8363 19-80 03/08/2016 Y N N N MKD/NW-16-0575L 05/31/2016 Rev.1 19 19 1 R_232-7864(8) 232-7864 19-8 09/30/2015 Y N N N MKD/NW-16-0616L 06/17/2016 Rev.1 19 19 1 R_268-8308(11R) 268-8308R 19-11 10/20/2015 Y N N N MKD/NW-16-0617L 06/10/2016 Rev.1 19 19 1 R_268-8308(13R) 268-8308R 19-13 10/20/2015 Y N N N MKD/NW-16-0617L 06/10/2016 Rev.1 19 19 1 R_433-8363(75) 433-8363 19-75 03/08/2016 Y N N N MKD/NW-16-0620L 06/15/2016 Rev.1 19 19 1 R_433-8363(75) 433-8363 19-76 03/08/2016 Y N N N MKD/NW-16-0620L 06/15/2016 Rev.1 19 19 1 R_446-8535(98) 446-8535 19-98 03/16/2016 Y N N N MKD/NW-16-0621L 06/30/2016 Rev.1 19 19 1 R_409-8325(20R) 409-8325R 19-20 02/22/2016 Y N N N MKD/NW-16-0624L 08/09/2016 Rev.1 19 19 1 R_409-8325(22R) 409-8325R 19-22 02/22/2016 Y N N N MKD/NW-16-0624L 08/09/2016 Rev.1 19 19 1 R_409-8325(23R) 409-8325R 19-23 02/22/2016 Y N N N MKD/NW-16-0624L 08/09/2016 Rev.1 19 19 1 R_426-8492(53) 426-8492 19-53 03/01/2016 Y N N N MKD/NW-16-0627L 06/15/2016 Rev.1 19 19 1 R_467-8394(102R) 467-8394R 19-102 04/22/2016 Y N N N MKD/NW-16-0652L 07/05/2016 Rev.1 19 19 1 R_432-8377(66R) 432-8377R 19-66 03/08/2016 N N N Y MKD/NW-16-0656L 06/24/2016 Rev.1 19 19 1 R_232-7864(6R2) 232-7864R2 19-6 09/30/2015 Y N Y N MKD/NW-16-0662L 06/23/2016 Rev.1 19 19 1 R_416-8358(37R) 416-8358R 19-37 02/23/2016 Y N N N MKD/NW-16-0663L 06/23/2016 Rev.1 19 19 1 R_417-8359(42) 417-8359 19-42 02/23/2016 N Y N N MKD/NW-16-0668L 06/23/2016 Rev.1 19 19 1 R_433-8363(83) 433-8363 19-83 03/08/2016 Y N N N MKD/NW-16-0669L 06/23/2016 Rev.1 19 19 1 R_409-8325(27R) 409-8325R 19-27 02/22/2016 Y N N N MKD/NW-16-0670L 06/23/2016 Rev.1 19 19 1 410-8357R 19-29 02/22/2016 N N N N MKD/NW-16-0671L 06/23/2016 Rev.1 19 19 1 R_232-7864(6R) 232-7864R 19-6 09/30/2015 Y N Y N MKD/NW-16-0408L 04/22/2016 Rev.1 19 19 1 R_445-8537(96) 445-8537 19-96 03/16/2016 Y N N N MKD/NW-16-0899L 08/18/2016 Rev.1 19 19 1 R_418-8348(50R) 418-8348R 19-50 02/23/2016 Y N N N MKD/NW-16-0889L 08/18/2016 Rev.1 19 19 1 R_426-8492(53R) 426-8492R 19-53 03/01/2016 Y N N N MKD/NW-16-0876L 08/11/2016 Rev.1 19 19 1 R_410-8357(31R) 410-8357R 19-31 02/22/2015 Y N N N MKD/NW-16-0864L 08/09/2016 Rev.1 19 19 1 R_432-8377(61R) 432-8377R 19-61 03/08/2016 Y N N N MKD/NW-16-0863L 08/09/2016 Rev.1 19 19 1 434-8352 19-92 03/08/2016 N N N N MKD/NW-16-0862L 08/09/2016 Rev.1 19 19 1 R_432-8377(67R) 432-8377R 19-67 03/08/2016 Y N N N MKD/NW-16-0858L 08/04/2016 Rev.1

1) Change type : 1 (NRC RAI), 2 (NRC Non-RAI), 3 (Self-identified)

KEPCO/KHNP 62 of 70

APR1400 DCD RAI Tracking Report (Rev. 2) APR1400-K-X-TM-18001 Impact Impact DCD Change RAI/AI Issue Impact Impact on on Ch. Change ID No. Question Number Other Drivers Letter Number Response Date DCD Rev.No.

Section Type1) Number Date on DCD on PRA Tech. TR,TeR Spec. , ER 19 19 1 R_232-7864(7) 232-7864 19-7 09/30/2015 Y N N N MKD/NW-16-0857L 08/04/2016 Rev.1 19 19 1 418-8348 19-43 02/23/2016 N N N N MKD/NW-16-0856L 08/09/2016 Rev.1 19 19 1 418-8348 19-45 02/23/2016 N N N N MKD/NW-16-0856L 08/09/2016 Rev.1 19 19 1 R_418-8348(52) 418-8348 19-52 02/23/2016 Y N N N MKD/NW-16-0856L 08/09/2016 Rev.1 19 19 1 434-8352 19-87 03/08/2016 N N N N MKD/NW-16-0855L 08/04/2016 Rev.1 19 19 1 434-8352 19-89 03/08/2016 N N N N MKD/NW-16-0855L 08/04/2016 Rev.1 19 19 1 R_434-8352(90) 434-8352 19-90 03/08/2016 Y N N N MKD/NW-16-0855L 08/04/2016 Rev.1 19 19 1 R_409-8325(26R) 409-8325R 19-26 02/22/2016 Y N N N MKD/NW-16-0850L 08/04/2016 Rev.1 19 19 1 R_433-8363(80R) 433-8363R 19-80 03/08/2016 Y N N N MKD/NW-16-0840L 08/04/2016 Rev.1 19 19 1 432-8377R 19-59 03/08/2016 N N N N MKD/NW-16-0839L 08/04/2016 Rev.1 19 19 1 R_433-8363(75R2) 433-8363R2 19-75 03/08/2016 Y N N N MKD/NW-16-0836L 08/01/2016 Rev.1 19 19 1 R_433-8363(73R) 433-8363R 19-73 03/08/2016 Y N N N MKD/NW-16-0835L 08/01/2016 Rev.1 19 19 1 R_433-8363(74R) 433-8363R 19-74 03/08/2016 Y N N N MKD/NW-16-0835L 08/01/2016 Rev.1 19 19 1 R_410-8357(30R) 410-8357R 19-30 02/22/2016 Y N N N MKD/NW-16-0834L 08/01/2016 Rev.1 19 19 1 R_409-8325(28R) 409-8325R 19-28 02/22/2016 Y N N N MKD/NW-16-0833L 07/29/2016 Rev.1 19 19 1 312-8343 19-16 11/16/2015 N N N N MKD/NW-16-0824L 07/29/2016 Rev.1 19 19 1 R_432-8377(54R) 432-8377R 19-54 03/08/2016 Y N N N MKD/NW-16-0823L 07/29/2016 Rev.1 19 19 1 R_432-8377(55R) 432-8377R 19-55 03/08/2016 Y N N N MKD/NW-16-0823L 07/29/2016 Rev.1 19 19 1 R_432-8377(56R) 432-8377R 19-56 03/08/2016 Y N N N MKD/NW-16-0823L 07/29/2016 Rev.1 19 19 1 R_432-8377(60) 432-8377 19-60 03/08/2016 Y N N N MKD/NW-16-0822L 07/29/2016 Rev.1 19 19 1 434-8352 19-86 03/08/2016 N N N N MKD/NW-16-0821L 07/29/2016 Rev.1 19 19 1 R_434-8352(93) 434-8352 19-93 03/08/2016 Y N N N MKD/NW-16-0821L 07/29/2016 Rev.1 19 19 1 R_434-8352(94) 434-8352 19-94 03/08/2016 N N N Y MKD/NW-16-0821L 07/29/2016 Rev.1 19 19 1 R_446-8535(100) 446-8535 19-100 03/16/2016 Y N N N MKD/NW-16-0820L 07/29/2016 Rev.1 19 19 1 R_232-7864(6R3) 232-7864R3 19-6 09/30/2015 Y N Y N MKD/NW-16-0801L 07/21/2016 Rev.1 19 19 1 R_418-8348(44) 418-8348 19-44 02/23/2016 Y N N N MKD/NW-16-0797L 07/21/2016 Rev.1 19 19 1 R_446-8535(101) 446-8535 19-101 03/16/2016 Y N N N MKD/NW-16-0785L 07/19/2016 Rev.1 19 19 1 R_432-8377(64R) 432-8377R 19-64 03/08/2016 Y N N Y MKD/NW-16-0776L 07/15/2016 Rev.1 19 19 1 R_433-8363(70) 433-8363 19-70 03/08/2016 Y N N N MKD/NW-16-0775L 07/15/2016 Rev.1 19 19 1 433-8363 19-72 03/08/2016 N N N N MKD/NW-16-0775L 07/15/2016 Rev.1 19 19 1 433-8363 19-81 03/08/2016 N N N N MKD/NW-16-0775L 07/15/2016 Rev.1 19 19 1 R_433-8363(84) 433-8363 19-84 03/08/2016 Y N N N MKD/NW-16-0775L 07/15/2016 Rev.1 19 19 1 445-8537 19-97 03/16/2016 N N N N MKD/NW-16-0769L 07/15/2016 Rev.1 19 19 1 R_432-8377(57) 432-8377 19-57 03/08/2016 Y N N N MKD/NW-16-0768L 07/15/2016 Rev.1 19 19 1 433-8363 19-82 03/08/2016 N N N N MKD/NW-16-0767L 07/14/2016 Rev.1 19 19 1 R_432-8377(54) 432-8377 19-54 03/08/2016 Y N N N MKD/NW-16-0758L 07/14/2016 Rev.1 19 19 1 R_432-8377(55) 432-8377 19-55 03/08/2016 Y N N N MKD/NW-16-0758L 07/14/2016 Rev.1 19 19 1 410-8357 19-33 02/22/2016 N N N N MKD/NW-16-0757L 07/13/2016 Rev.1 19 19 1 R_432-8377(62R) 432-8377R 19-62 03/08/2016 Y N N N MKD/NW-16-0750L 07/11/2016 Rev.1 19 19 1 R_433-8363(71) 433-8363 19-71 03/08/2016 Y N N N MKD/NW-16-0730L 07/14/2016 Rev.1 19 19 1 433-8363 19-77 03/08/2016 N N N N MKD/NW-16-0730L 07/14/2016 Rev.1 19 19 1 433-8363 19-78 03/08/2016 N N N N MKD/NW-16-0730L 07/14/2016 Rev.1 19 19 1 433-8363 19-79 03/08/2016 N N N N MKD/NW-16-0730L 07/14/2016 Rev.1 19 19 1 R_410-8357(31) 410-8357 19-31 02/22/2016 Y N N N MKD/NW-16-0720L 07/01/2016 Rev.1 19 19 1 R_232-7864(8R) 232-7864R 19-8 09/30/2015 Y N N N MKD/NW-16-1062L 11/04/2016 Rev.1 19 19 1 R_312-8343(17R) 312-8343R 19-17 11/16/2015 Y N N N MKD/NW-16-1063L 10/28/2016 Rev.1 19 19 1 R_409-8325(21R) 409-8325R 19-21 02/22/2016 Y N N N MKD/NW-16-1064L 10/28/2016 Rev.1 19 19 1 410-8357R2 19-29 02/22/2016 N N N N MKD/NW-16-1065L 10/28/2016 Rev.1 19 19 1 R_432-8377(60R) 432-8377R 19-60 03/08/2016 Y N N N MKD/NW-16-1066L 10/31/2016 Rev.1 19 19 1 R_433-8363(83R) 433-8363R 19-83 03/08/2016 Y N N N MKD/NW-16-1067L 11/01/2016 Rev.1 19 19 1 434-8352R 19-89 03/08/2016 N N N N MKD/NW-16-1068L 10/31/2016 Rev.1 19 19 1 R_446-8535(100R) 446-8535R 19-100 03/16/2016 Y N N N MKD/NW-16-1069L 10/28/2016 Rev.1 19 19 1 434-8352 19-88 03/08/2016 N N N N MKD/NW-16-1070L 10/31/2016 Rev.1 19 19 1 R_268-8308(12R) 268-8308R 19-12 10/22/2015 Y N N N MKD/NW-16-1076L 11/02/2016 Rev.1 19 19 1 R_433-8363(75R3) 433-8363R3 19-75 03/08/2016 Y N N N MKD/NW-16-1077L 11/02/2016 Rev.1 19 19 1 R_433-8363(80R2) 433-8363R2 19-80 03/08/2016 Y N N N MKD/NW-16-1080L 11/02/2016 Rev.1 19 19 1 R_434-8352(90) 434-8352 19-90 03/08/2016 Y N N N MKD/NW-16-1084L 11/04/2016 Rev.1 19 19 1 R_432-8377(63R) 432-8377R 19-63 03/08/2016 N N N Y MKD/NW-16-1087L 11/04/2016 Rev.1 19 19 1 R_432-8377(64R3) 432-8377R3 19-64 03/08/2016 Y N N Y MKD/NW-16-1088L 11/04/2016 Rev.1 19 19 1 R_432-8377(67R2) 432-8377R2 19-67 03/08/2016 Y N N N MKD/NW-16-1089L 11/04/2016 Rev.1 19 19 1 R_433-8363(71R) 433-8363R 19-71 03/08/2016 Y N N N MKD/NW-16-1091L 11/04/2016 Rev.1 19 19 1 433-8363R 19-81 03/08/2016 N N N N MKD/NW-16-1091L 11/04/2016 Rev.1 19 19 1 R_409-8325(28R2) 409-8325R2 19-28 02/22/2016 Y Y N N MKD/NW-16-1111L 11/18/2016 Rev.1

1) Change type : 1 (NRC RAI), 2 (NRC Non-RAI), 3 (Self-identified)

KEPCO/KHNP 63 of 70

APR1400 DCD RAI Tracking Report (Rev. 2) APR1400-K-X-TM-18001 Impact Impact DCD Change RAI/AI Issue Impact Impact on on Ch. Change ID No. Question Number Other Drivers Letter Number Response Date DCD Rev.No.

Section Type1) Number Date on DCD on PRA Tech. TR,TeR Spec. , ER 19 19 1 R_418-8348(49R) 418-8348R 19-49 02/23/2016 Y N N N MKD/NW-16-1121L 11/18/2016 Rev.1 19 19 1 R_417-8359(42R) 417-8359R 19-42 02/23/2016 Y Y N N MKD/NW-16-1122L 11/18/2016 Rev.1 19 19.1 1 R_5-7842(1) 5-7842 19-1 05/07/2015 Y Y N Y MKD/NW-15-0041L 07/09/2015 Rev.1 19 19.1 2 A_19-19 19-19 PRA Issue #PRA-19 04/13~15/2015 Y N N N MKD/NW-15-0106L 08/27/2015 Rev.1 19 19.1 2 A_19-20 19-20 PRA Issue #PRA-20 04/13~15/2015 Y N N N MKD/NW-15-0106L 08/27/2015 Rev.1 19 19.1 2 A_19-22 19-22 PRA Issue #PRA-22 04/13~15/2015 Y N N N MKD/NW-15-0106L 08/27/2015 Rev.1 19 19.1 2 A_19-27 19-27 PRA Issue #PRA-27 04/13~15/2015 Y N N N MKD/NW-15-0106L 08/27/2015 Rev.1 19 19.1 2 A_19-29 19-29 PRA Issue #PRA-29 04/13~15/2015 Y N N N MKD/NW-15-0106L 08/27/2015 Rev.1 19 19.1 2 A_19-71 19-30 PRA Issue #PRA-30 04/13~15/2015 Y N N N MKD/NW-15-0106L 08/27/2015 Rev.1 19 19.1 2 A_19-31 19-31 PRA Issue #PRA-31 04/13~15/2015 Y N N N MKD/NW-15-0106L 08/27/2015 Rev.1 19 19.1 2 A_19-32 19-32 PRA Issue #PRA-32 04/13~15/2015 Y N N N MKD/NW-15-0106L 08/27/2015 Rev.1 19 19.1 2 A_19-33 19-33 PRA Issue #PRA-33 04/13~15/2015 Y N N N MKD/NW-15-0106L 08/27/2015 Rev.1 19 19.1 2 A_19-35 19-35 PRA Issue #PRA-35 04/13~15/2015 Y N N N MKD/NW-15-0106L 08/27/2015 Rev.1 19 19.1 2 A_19-36 19-36 PRA Issue #PRA-36 04/13~15/2015 Y N N N MKD/NW-15-0106L 08/27/2015 Rev.1 19 19.1 2 19-38 PRA Issue #PRA-38 04/13~15/2015 N N N N MKD/NW-15-0106L 08/27/2015 Rev.1 19 19.1 2 19-40 PRA Issue #PRA-40 04/13~15/2015 N N N N MKD/NW-15-0106L 08/27/2015 Rev.1 19 19.1 2 A_19-71 19-41 PRA Issue #PRA-41 04/13~15/2015 Y N N N MKD/NW-15-0106L 08/27/2015 Rev.1 19 19.1 2 A_19-51 19-51 PRA Issue #PRA-51 04/13~15/2015 N Y N N MKD/NW-15-0106L 08/27/2015 Rev.1 19 19.1 2 A_19-52 19-52 PRA Issue #PRA-52 04/13~15/2015 Y N N N MKD/NW-15-0106L 08/27/2015 Rev.1 19 19.1 2 A_19-61 19-61 PRA Issue #PRA-61 04/13~15/2015 Y N N N MKD/NW-15-0106L 08/27/2015 Rev.1 19 19.1 2 A_19-62 19-62 PRA Issue #PRA-62 04/13~15/2015 Y N N N MKD/NW-15-0106L 08/27/2015 Rev.1 19 19.1 2 A_19-64 19-64 PRA Issue #PRA-64 04/13~15/2015 Y N N N MKD/NW-15-0106L 08/27/2015 Rev.1 19 19.1 2 A_19-64 19-65 PRA Issue #PRA-65 04/13~15/2015 Y N N N MKD/NW-15-0106L 08/27/2015 Rev.1 19 19.1 2 19-66 PRA Issue #PRA-66 04/13~15/2015 N N N N MKD/NW-15-0106L 08/27/2015 Rev.1 19 19.1 2 A_19-67 19-67 PRA Issue #PRA-67 04/13~15/2015 Y N N N MKD/NW-15-0106L 08/27/2015 Rev.1 19 19.1 2 A_19-68 19-68 PRA Issue #PRA-68 04/13~15/2015 Y N N N MKD/NW-15-0106L 08/27/2015 Rev.1 19 19.1 2 A_19-69 19-69 PRA Issue #PRA-69 04/13~15/2015 Y N N N MKD/NW-15-0106L 08/27/2015 Rev.1 19 19.1 2 A_19-70 19-70 PRA Issue #PRA-70 04/13~15/2015 Y N N N MKD/NW-15-0106L 08/27/2015 Rev.1 19 19.1 2 A_19-71 19-71 PRA Issue #PRA-71 04/13~15/2015 Y N N N MKD/NW-15-0106L 08/27/2015 Rev.1 19 19.1 2 A_19-73 19-73 PRA Issue #PRA-73 04/13~15/2015 Y N N N MKD/NW-15-0106L 08/27/2015 Rev.1 19 19.1 2 A_19-74 19-74 PRA Issue #PRA-74 04/13~15/2015 Y N N N MKD/NW-15-0106L 08/27/2015 Rev.1 19 19.1 2 A_19-77 19-77 PRA Issue #PRA-77 04/13~15/2015 Y N N N MKD/NW-15-0106L 08/27/2015 Rev.1 19 19.1 2 A_19-78 19-78 PRA Issue #PRA-78 04/13~15/2015 Y N N N MKD/NW-15-0106L 08/27/2015 Rev.1 19 19.1 2 A_19-79 19-79 PRA Issue #PRA-79 04/13~15/2015 Y N N N MKD/NW-15-0106L 08/27/2015 Rev.1 19 19.1 2 A_19-80 19-80 PRA Issue #PRA-80 04/13~15/2015 Y N N N MKD/NW-15-0106L 08/27/2015 Rev.1 19 19.1 2 A_19-81 19-81 PRA Issue #PRA-81 04/13~15/2015 Y N N N MKD/NW-15-0106L 08/27/2015 Rev.1 19 19.1 2 A_19-82 19-82 PRA Issue #PRA-82 04/13~15/2015 Y N N N MKD/NW-15-0106L 08/27/2015 Rev.1 19 19.1 2 A_19-82 19-83 PRA Issue #PRA-83 04/13~15/2015 Y N N N MKD/NW-15-0106L 08/27/2015 Rev.1 19 19.1 2 A_19-82 19-85 PRA Issue #PRA-85 04/13~15/2015 Y N N N MKD/NW-15-0106L 08/27/2015 Rev.1 19 19.1 2 A_19-89 19-89 PRA Issue #PRA-89 04/13~15/2015 Y N N N MKD/NW-15-0106L 08/27/2015 Rev.1 19 19.1 2 A_19-93 19-93 PRA Issue #PRA-93 04/13~15/2015 Y N N N MKD/NW-15-0106L 08/27/2015 Rev.1 19 19.1 2 A_19-94 19-94 PRA Issue #PRA-94 04/13~15/2015 Y N N N MKD/NW-15-0106L 08/27/2015 Rev.1 19 19.1 2 A_19-96 19-96 PRA Issue #PRA-96 04/13~15/2015 Y N N N MKD/NW-15-0106L 08/27/2015 Rev.1 19 19.1 2 A_19-98 19-98 PRA Issue #PRA-98 04/13~15/2015 Y N N N MKD/NW-15-0106L 08/27/2015 Rev.1 19 19.1 2 A_19-106 19-106 PRA Issue #PRA-106 04/13~15/2015 Y N N N MKD/NW-15-0106L 08/27/2015 Rev.1 19 19.1 2 A_19-110 19-110 PRA Issue #PRA-110 04/13~15/2015 Y N N N MKD/NW-15-0106L 08/27/2015 Rev.1 19 19.1 2 19-111 PRA Issue #PRA-111 04/13~15/2015 N N N N MKD/NW-15-0106L 08/27/2015 Rev.1 19 19.1 2 A_19-112 19-112 PRA Issue #PRA-112 04/13~15/2015 Y N N N MKD/NW-15-0106L 08/27/2015 Rev.1 19 19.1 2 A_19-113 19-113 PRA Issue #PRA-113 04/13~15/2015 Y N N N MKD/NW-15-0106L 08/27/2015 Rev.1 19 19.1 1 R_42-7945(3R) 42-7945R 19-3 06/22/2015 Y N N N MKD/NW-15-0169L 09/30/2015 Rev.1 19 19.1 1 R_42-7945(4R) 42-7945R 19-4 06/22/2015 Y N N N MKD/NW-15-0169L 09/30/2015 Rev.1 19 19.1 2 19-2 PRA Issue #PRA-2 04/13~15/2015 N N N N MKD/NW-15-0132L 09/11/2015 Rev.1 19 19.1 2 19-11 PRA Issue #PRA-11 04/13~15/2015 N N N N MKD/NW-15-0132L 09/11/2015 Rev.1 19 19.1 2 A_19-12 19-12 PRA Issue #PRA-12 04/13~15/2015 Y N N N MKD/NW-15-0132L 09/11/2015 Rev.1 19 19.1 2 A_19-13 19-13 PRA Issue #PRA-13 04/13~15/2015 Y N N N MKD/NW-15-0132L 09/11/2015 Rev.1 19 19.1 2 19-15 PRA Issue #PRA-15 04/13~15/2015 N N N N MKD/NW-15-0176L 10/01/2015 Rev.1 19 19.1 2 19-16 PRA Issue #PRA-16 04/13~15/2015 N N N N MKD/NW-15-0176L 10/01/2015 Rev.1 19 19.1 2 A_19-21 19-21 PRA Issue #PRA-21 04/13~15/2015 Y N N N MKD/NW-15-0132L 09/11/2015 Rev.1 19 19.1 2 A_19-23 19-23 PRA Issue #PRA-23 04/13~15/2015 Y N N N MKD/NW-15-0132L 09/11/2015 Rev.1 19 19.1 2 A_19-25 19-25 PRA Issue #PRA-25 04/13~15/2015 Y N N N MKD/NW-15-0132L 09/11/2015 Rev.1 19 19.1 2 A_19-26 19-26 PRA Issue #PRA-26 04/13~15/2015 Y N N N MKD/NW-15-0194L 10/14/2015 Rev.1 19 19.1 2 A_19-28 19-28 PRA Issue #PRA-28 04/13~15/2015 Y N N N MKD/NW-15-0132L 09/11/2015 Rev.1 19 19.1 2 19-37 PRA Issue #PRA-37 04/13~15/2015 N N N N MKD/NW-15-0132L 09/11/2015 Rev.1

1) Change type : 1 (NRC RAI), 2 (NRC Non-RAI), 3 (Self-identified)

KEPCO/KHNP 64 of 70

APR1400 DCD RAI Tracking Report (Rev. 2) APR1400-K-X-TM-18001 Impact Impact DCD Change RAI/AI Issue Impact Impact on on Ch. Change ID No. Question Number Other Drivers Letter Number Response Date DCD Rev.No.

Section Type1) Number Date on DCD on PRA Tech. TR,TeR Spec. , ER 19 19.1 2 A_19-39 19-39 PRA Issue #PRA-39 04/13~15/2015 Y N N N MKD/NW-15-0132L 09/11/2015 Rev.1 19 19.1 2 19-45 PRA Issue #PRA-45 04/13~15/2015 N N N N MKD/NW-15-0132L 09/11/2015 Rev.1 19 19.1 2 A_19-52 19-52 PRA Issue #PRA-52 04/13~15/2015 Y N N N MKD/NW-15-0132L 09/11/2015 Rev.1 19 19.1 2 19-53 PRA Issue #PRA-53 04/13~15/2015 N N N N MKD/NW-15-0194L 10/14/2015 Rev.1 19 19.1 2 19-54 PRA Issue #PRA-54 04/13~15/2015 N N N N MKD/NW-15-0176L 10/01/2015 Rev.1 19 19.1 2 A_19-55 19-55 PRA Issue #PRA-55 04/13~15/2015 Y N N N MKD/NW-15-0194L 10/14/2015 Rev.1 19 19.1 2 A_19-59 19-59 PRA Issue #PRA-59 04/13~15/2015 Y N N N MKD/NW-15-0132L 09/11/2015 Rev.1 19 19.1 2 19-60 PRA Issue #PRA-60 04/13~15/2015 N N N N MKD/NW-15-0132L 09/11/2015 Rev.1 19 19.1 2 A_19-63 19-63 PRA Issue #PRA-63 04/13~15/2015 Y N N N MKD/NW-15-0132L 09/11/2015 Rev.1 19 19.1 2 A_19-63 19-63 PRA Issue #PRA-63 04/13~15/2015 Y N N N MKD/NW-15-0194L 10/14/2015 Rev.1 19 19.1 2 A_19-64 19-64 PRA Issue #PRA-64 04/13~15/2015 Y N N N MKD/NW-15-0194L 10/14/2015 Rev.1 19 19.1 2 A_19-64 19-65 PRA Issue #PRA-65 04/13~15/2015 Y N N N MKD/NW-15-0132L 09/11/2015 Rev.1 19 19.1 2 19-66 PRA Issue #PRA-66 04/13~15/2015 N N N N MKD/NW-15-0132L 09/11/2015 Rev.1 19 19.1 2 A_19-67 19-67 PRA Issue #PRA-67 04/13~15/2015 Y N N N MKD/NW-15-0132L 09/11/2015 Rev.1 19 19.1 2 A_19-68 19-68 PRA Issue #PRA-68 04/13~15/2015 Y N N N MKD/NW-15-0132L 09/11/2015 Rev.1 19 19.1 2 A_19-69 19-69 PRA Issue #PRA-69 04/13~15/2015 Y N N N MKD/NW-15-0132L 09/11/2015 Rev.1 19 19.1 2 A_19-70 19-70 PRA Issue #PRA-70 04/13~15/2015 Y N N N MKD/NW-15-0132L 09/11/2015 Rev.1 19 19.1 2 19-72 PRA Issue #PRA-72 04/13~15/2015 N N N N MKD/NW-15-0194L 10/14/2015 Rev.1 19 19.1 2 A_19-76 19-76 PRA Issue #PRA-76 04/13~15/2015 Y N N N MKD/NW-15-0194L 10/14/2015 Rev.1 19 19.1 2 A_19-90 19-90 PRA Issue #PRA-90 04/13~15/2015 Y N N N MKD/NW-15-0132L 09/11/2015 Rev.1 19 19.1 2 19-91 PRA Issue #PRA-91 04/13~15/2015 N N N N MKD/NW-15-0194L 10/14/2015 Rev.1 19 19.1 2 A_19-92 19-92 PRA Issue #PRA-92 04/13~15/2015 Y N N N MKD/NW-15-0132L 09/11/2015 Rev.1 19 19.1 2 19-95 PRA Issue #PRA-95 04/13~15/2015 N N N N MKD/NW-15-0132L 09/11/2015 Rev.1 19 19.1 2 19-97 PRA Issue #PRA-97 04/13~15/2015 N N N N MKD/NW-15-0132L 09/11/2015 Rev.1 19 19.1 2 A_19-100 19-100 PRA Issue #PRA-100 04/13~15/2015 Y N N N MKD/NW-15-0132L 09/11/2015 Rev.1 19 19.1 2 A_19-101 19-101 PRA Issue #PRA-101 04/13~15/2015 Y N N N MKD/NW-15-0132L 09/11/2015 Rev.1 19 19.1 2 A_19-103 19-103 PRA Issue #PRA-103 04/13~15/2015 Y N N N MKD/NW-15-0132L 09/11/2015 Rev.1 19 19.1 2 A_19-104 19-104 PRA Issue #PRA-104 04/13~15/2015 Y N N N MKD/NW-15-0132L 09/11/2015 Rev.1 19 19.1 2 A_19-105 19-105 PRA Issue #PRA-105 04/13~15/2015 Y N N N MKD/NW-15-0132L 09/11/2015 Rev.1 19 19.1 2 A_19-107 19-107 PRA Issue #PRA-107 04/13~15/2015 Y N N N MKD/NW-15-0132L 09/11/2015 Rev.1 19 19.1 2 A_19-108 19-108 PRA Issue #PRA-108 04/13~15/2015 Y N N N MKD/NW-15-0132L 09/11/2015 Rev.1 19 19.1 2 A_19-109 19-109 PRA Issue #PRA-109 04/13~15/2015 Y N N N MKD/NW-15-0132L 09/11/2015 Rev.1 19 19.1 2 A_19-122 19-122 PRA Issue #PRA-115 05/18/2015 Y N N N MKD/NW-15-0132L 09/11/2015 Rev.1 19 19.1 2 A_19-123 19-123 PRA Issue #PRA-116 05/18/2015 Y N N N MKD/NW-15-0194L 10/14/2015 Rev.1 19 19.1 2 A_19-124 19-124 PRA Issue #PRA-117 05/18/2015 Y N N N MKD/NW-15-0132L 09/11/2015 Rev.1 19 19.1 2 A_19-125 19-125 PRA Issue #PRA-118 05/18/2015 N Y N N MKD/NW-15-0176L 10/01/2015 Rev.1 19 19.1 2 A_19-126 19-126 PRA Issue #PRA-119 05/18/2015 Y N N N MKD/NW-15-0176L 10/01/2015 Rev.1 19 19.1 2 A_19-127 19-127 PRA Issue #PRA-120 05/18/2015 Y N N N MKD/NW-15-0176L 10/01/2015 Rev.1 19 19.1 2 19-128 PRA Issue #PRA-121 05/18/2015 N N N N MKD/NW-15-0132L 09/11/2015 Rev.1 19 19.1 2 19-129 PRA Issue #PRA-122 05/18/2015 N N N N MKD/NW-15-0194L 10/14/2015 Rev.1 19 19.1 2 A_19-130 19-130 PRA Issue #PRA-123 05/18/2015 Y N N N MKD/NW-15-0132L 09/11/2015 Rev.1 19 19.1 2 19-131 PRA Issue #PRA-124 05/18/2015 N N N N MKD/NW-15-0132L 09/11/2015 Rev.1 19 19.1 2 A_19-132 19-132 PRA Issue #PRA-125 05/18/2015 Y N N N MKD/NW-15-0176L 10/01/2015 Rev.1 19 19.1 2 19-133 PRA Issue #PRA-126 05/18/2015 N N N N MKD/NW-15-0176L 10/01/2015 Rev.1 19 19.1 2 A_19-134 19-134 PRA Issue #PRA-127 05/18/2015 Y N N N MKD/NW-15-0132L 09/11/2015 Rev.1 19 19.1 2 19-135 PRA Issue #PRA-128 05/18/2015 N N N N MKD/NW-15-0176L 10/01/2015 Rev.1 19 19.1 2 A_19-137 19-137 PRA Issue #PRA-130 05/18/2015 Y N N N MKD/NW-15-0132L 09/11/2015 Rev.1 19 19.1 2 19-138 PRA Issue #PRA-131 05/18/2015 N N N N MKD/NW-15-0194L 10/14/2015 Rev.1 19 19.1 2 19-142 PRA Issue #PRA-135 05/18/2015 N N N N MKD/NW-15-0132L 09/11/2015 Rev.1 19 19.1 2 A_19-143 19-143 PRA Issue #PRA-136 05/18/2015 Y N N N MKD/NW-15-0176L 10/01/2015 Rev.1 19 19.1 2 A_19-144 19-144 PRA Issue #PRA-137 05/18/2015 Y N N N MKD/NW-15-0176L 10/01/2015 Rev.1 19 19.1 2 A_19-148 19-148 PRA Issue #PRA-141 05/18/2015 Y N N N MKD/NW-15-0176L 10/01/2015 Rev.1 19 19.1 2 19-150 PRA Issue #PRA-143 05/18/2015 N N N N MKD/NW-15-0176L 10/01/2015 Rev.1 19 19.1 2 19-151 PRA Issue #PRA-144 05/18/2015 N N N N MKD/NW-15-0176L 10/01/2015 Rev.1 19 19.1 2 A_19-153 19-153 PRA Issue #PRA-146 05/18/2015 Y N N N MKD/NW-15-0132L 09/11/2015 Rev.1 19 19.1 2 19-154 PRA Issue #PRA-147 05/18/2015 N N N N MKD/NW-15-0132L 09/11/2015 Rev.1 19 19.1 2 A_19-155 19-155 PRA Issue #PRA-148 05/18/2015 Y N N N MKD/NW-15-0194L 10/14/2015 Rev.1 19 19.1 2 A_19-156 19-156 PRA Issue #PRA-149 05/18/2015 Y N N N MKD/NW-15-0176L 10/01/2015 Rev.1 19 19.1 2 A_19-156 19-156 PRA Issue #PRA-149 05/18/2015 Y N N N MKD/NW-15-0194L 10/14/2015 Rev.1 19 19.1 2 A_19-157 19-157 PRA Issue #PRA-150 05/18/2015 Y N N N MKD/NW-15-0176L 10/01/2015 Rev.1 19 19.1 2 A_19-157 19-157 PRA Issue #PRA-150 05/18/2015 Y N N N MKD/NW-15-0194L 10/14/2015 Rev.1 19 19.1 2 A_19-157 19-157 PRA Issue #PRA-150 05/18/2015 Y N N N MKD/NW-15-0202L 10/22/2015 Rev.1 19 19.1 2 A_19-158 19-158 PRA Issue #PRA-151 05/18/2015 Y N N N MKD/NW-15-0194L 10/14/2015 Rev.1

1) Change type : 1 (NRC RAI), 2 (NRC Non-RAI), 3 (Self-identified)

KEPCO/KHNP 65 of 70

APR1400 DCD RAI Tracking Report (Rev. 2) APR1400-K-X-TM-18001 Impact Impact DCD Change RAI/AI Issue Impact Impact on on Ch. Change ID No. Question Number Other Drivers Letter Number Response Date DCD Rev.No.

Section Type1) Number Date on DCD on PRA Tech. TR,TeR Spec. , ER 19 19.1 2 A_19-159 19-159 PRA Issue #PRA-152 05/18/2015 Y N N N MKD/NW-15-0132L 09/11/2015 Rev.1 19 19.1 2 19-160 PRA Issue #PRA-153 05/18/2015 N N N N MKD/NW-15-0194L 10/14/2015 Rev.1 19 19.1 2 A_19-162 19-162 PRA Issue #PRA-155 05/18/2015 Y N N N MKD/NW-15-0132L 09/11/2015 Rev.1 19 19.1 2 A_19-163 19-163 PRA Issue #PRA-156 05/18/2015 Y N N N MKD/NW-15-0132L 09/11/2015 Rev.1 19 19.1 2 A_19-164 19-164 PRA Issue #PRA-157 05/18/2015 Y N N N MKD/NW-15-0132L 09/11/2015 Rev.1 19 19.1 2 19-165 PRA Issue #PRA-158 05/18/2015 N N N N MKD/NW-15-0132L 09/11/2015 Rev.1 19 19.1 2 A_19-166 19-166 PRA Issue #PRA-159 05/18/2015 Y N N N MKD/NW-15-0132L 09/11/2015 Rev.1 19 19.1 2 A_19-167 19-167 PRA Issue #PRA-160 05/18/2015 Y N N N MKD/NW-15-0132L 09/11/2015 Rev.1 19 19.1 2 19-180 PRA Issue #PRA-161 07/14/2015 N N N N MKD/NW-15-0176L 10/01/2015 Rev.1 19 19.1 2 A_19-182 19-182 PRA Issue #PRA-163 07/14/2015 Y N N N MKD/NW-15-0176L 10/01/2015 Rev.1 19 19.1 2 19-183 PRA Issue #PRA-164 07/14/2015 N N N N MKD/NW-15-0176L 10/01/2015 Rev.1 19 19.1 2 19-183 PRA Issue #PRA-164 07/14/2015 N N N N MKD/NW-15-0194L 10/14/2015 Rev.1 19 19.1 2 19-184 PRA Issue #PRA-165 07/14/2015 N N N N MKD/NW-15-0176L 10/01/2015 Rev.1 19 19.1 2 19-184 PRA Issue #PRA-165 07/14/2015 N N N N MKD/NW-15-0194L 10/14/2015 Rev.1 19 19.1 2 A_19-185 19-185 PRA Issue #PRA-166 07/14/2015 Y N N N MKD/NW-15-0176L 10/01/2015 Rev.1 19 19.1 2 19-187 PRA Issue #PRA-168 07/14/2015 N N N N MKD/NW-15-0194L 10/14/2015 Rev.1 19 19.1 2 19-188 PRA Issue #PRA-169 07/14/2015 N N N N MKD/NW-15-0176L 10/01/2015 Rev.1 19 19.1 2 A_19-189 19-189 PRA Issue #PRA-170 07/14/2015 Y N N N MKD/NW-15-0176L 10/01/2015 Rev.1 19 19.1 2 A_19-191 19-191 PRA Issue #PRA-172 07/14/2015 Y N N N MKD/NW-15-0132L 09/11/2015 Rev.1 19 19.1 2 A_19-192 19-192 PRA Issue #PRA-173 07/14/2015 Y N N N MKD/NW-15-0176L 10/01/2015 Rev.1 19 19.1 2 19-193 PRA Issue #PRA-174 07/14/2015 N N N N MKD/NW-15-0194L 10/14/2015 Rev.1 19 19.1 2 A_19-196 19-196 PRA Issue #PRA-177 07/14/2015 Y N N N MKD/NW-15-0176L 10/01/2015 Rev.1 19 19.1 2 A_19-196 19-196 PRA Issue #PRA-177 07/14/2015 Y N N N MKD/NW-15-0194L 10/14/2015 Rev.1 19 19.1 2 A_19-197 19-197 PRA Issue #PRA-178 07/14/2015 Y N N N MKD/NW-15-0194L 10/14/2015 Rev.1 19 19.1 2 A_19-198 19-198 PRA Issue #PRA-179 07/14/2015 Y N N N MKD/NW-15-0176L 10/01/2015 Rev.1 19 19.1 2 A_19-198 19-198 PRA Issue #PRA-179 07/14/2015 Y N N N MKD/NW-15-0194L 10/14/2015 Rev.1 19 19.1 2 19-200 PRA Issue #PRA-181 07/14/2015 N N N N MKD/NW-15-0194L 10/14/2015 Rev.1 19 19.1 2 19-204 PRA Issue #PRA-182 08/06/2015 N N N N MKD/NW-15-0194L 10/14/2015 Rev.1 19 19.1 2 19-205 PRA Issue #PRA-183 08/06/2015 N N N N MKD/NW-15-0194L 10/14/2015 Rev.1 19 19.1 2 19-206 PRA Issue #PRA-184 08/06/2015 N N N N MKD/NW-15-0194L 10/14/2015 Rev.1 19 19.1 2 19-207 PRA Issue #PRA-185 08/06/2015 N N N N MKD/NW-15-0194L 10/14/2015 Rev.1 19 19.1 2 19-208 PRA Issue #PRA-186 08/06/2015 N N N N MKD/NW-15-0194L 10/14/2015 Rev.1 19 19.1 2 19-209 PRA Issue #PRA-187 08/06/2015 N N N N MKD/NW-15-0194L 10/14/2015 Rev.1 19 19.1 2 19-210 PRA Issue #PRA-188 08/06/2015 N N N N MKD/NW-15-0194L 10/14/2015 Rev.1 19 19.1 2 19-211 PRA Issue #PRA-189 08/06/2015 N N N N MKD/NW-15-0194L 10/14/2015 Rev.1 19 19.1 2 19-213 PRA Issue #PRA-191 08/06/2015 N N N N MKD/NW-15-0194L 10/14/2015 Rev.1 19 19.1 2 A_19-214 19-214 PRA Issue #PRA-192 08/06/2015 Y Y N N MKD/NW-15-0194L 10/14/2015 Rev.1 19 19.1 2 19-215 PRA Issue #PRA-193 08/06/2015 N N N N MKD/NW-15-0194L 10/14/2015 Rev.1 19 19.1 2 19-216 PRA Issue #PRA-194 08/06/2015 N N N N MKD/NW-15-0194L 10/14/2015 Rev.1 19 19.1 2 19-217 PRA Issue #PRA-195 08/06/2015 N N N N MKD/NW-15-0194L 10/14/2015 Rev.1 19 19.1 2 19-218 PRA Issue #PRA-196 08/06/2015 N N N N MKD/NW-15-0176L 10/01/2015 Rev.1 19 19.1 2 19-218 PRA Issue #PRA-196 08/06/2015 N N N N MKD/NW-15-0194L 10/14/2015 Rev.1 19 19.1 2 19-219 PRA Issue #PRA-197 08/06/2015 N N N N MKD/NW-15-0194L 10/14/2015 Rev.1 19 19.1 2 19-220 PRA Issue #PRA-198 08/06/2015 N N N N MKD/NW-15-0194L 10/14/2015 Rev.1 19 19.1 2 A_19-223 19-223 PRA Issue #PRA-200 09/08/2015 N Y N N MKD/NW-15-0194L 10/14/2015 Rev.1 19 19.1 2 19-225 PRA Issue #PRA-202 09/08/2015 N N N N MKD/NW-15-0194L 10/14/2015 Rev.1 19 19.1 2 19-227 PRA Issue #PRA-204 09/08/2015 N N N N MKD/NW-15-0194L 10/14/2015 Rev.1 19 19.1 2 19-228 PRA Issue #PRA-205 09/08/2015 N N N N MKD/NW-15-0194L 10/14/2015 Rev.1 19 19.1 2 19-231 PRA Issue #PRA-208 09/08/2015 N N N N MKD/NW-15-0202L 10/22/2015 Rev.1 19 19.1 2 A_19-232 19-232 PRA Issue #PRA-209 09/08/2015 Y N N N MKD/NW-15-0194L 10/14/2015 Rev.1 19 19.1 2 19-234 PRA Issue #PRA-211 09/08/2015 N N N N MKD/NW-15-0194L 10/14/2015 Rev.1 19 19.1 2 19-235 PRA Issue #PRA-212 09/08/2015 N N N N MKD/NW-15-0194L 10/14/2015 Rev.1 19 19.1 2 19-236 PRA Issue #PRA-213 09/08/2015 N N N N MKD/NW-15-0194L 10/14/2015 Rev.1 19 19.1 2 19-237 PRA Issue #PRA-214 09/08/2015 N N N N MKD/NW-15-0194L 10/14/2015 Rev.1 19 19.1 2 19-238 PRA Issue #PRA-215 09/08/2015 N N N N MKD/NW-15-0194L 10/14/2015 Rev.1 19 19.1 2 19-240 PRA Issue #PRA-217 09/08/2015 N N N N MKD/NW-15-0194L 10/14/2015 Rev.1 19 19.1 2 A_19-243 19-243 PRA Issue #PRA-220 09/08/2015 Y N N N MKD/NW-15-0202L 10/22/2015 Rev.1 19 19.1 2 19-249 PRA Issue #PRA-226 09/08/2015 N N N N MKD/NW-15-0202L 10/22/2015 Rev.1 19 19.1 2 19-251 PRA Issue #PRA-228 09/08/2015 N N N N MKD/NW-15-0194L 10/14/2015 Rev.1 19 19.1 1 R_232-7864(9) 232-7864 19-9 09/30/2015 Y N N N MKD/NW-16-0270L 03/28/2016 Rev.1 19 19.1 1 R_270-7894(14) 270-7894 19-14 10/22/2015 Y N N N MKD/NW-16-0242L 03/17/2016 Rev.1 19 19.1 1 R_271-8290(15) 271-8290 19-15 10/22/2015 N N N Y MKD/NW-16-0243L 03/17/2016 Rev.1 19 19.1 1 312-8343 19-17 11/16/2015 N N N N MKD/NW-16-0244L 03/17/2016 Rev.1

1) Change type : 1 (NRC RAI), 2 (NRC Non-RAI), 3 (Self-identified)

KEPCO/KHNP 66 of 70

APR1400 DCD RAI Tracking Report (Rev. 2) APR1400-K-X-TM-18001 Impact Impact DCD Change RAI/AI Issue Impact Impact on on Ch. Change ID No. Question Number Other Drivers Letter Number Response Date DCD Rev.No.

Section Type1) Number Date on DCD on PRA Tech. TR,TeR Spec. , ER 19 19.1 1 R_312-8343(18) 312-8343 19-18 11/16/2015 Y N N N MKD/NW-16-0244L 03/17/2016 Rev.1 19 19.1 1 R_312-8343(18R) 312-8343R 19-18 11/16/2015 Y N N N MKD/NW-16-0929L 08/26/2016 Rev.1 19 19.1 1 R_434-8352(90R) 434-8352R 19-90 08/03/2016 Y N N N MKD/NW-16-0977L 09/09/2016 Rev.1 19 19.1 1 R_418-8348(47) 418-8348 19-47 02/23/2016 Y N N N MKD/NW-16-0268L 04/12/2016 Rev.1 19 19.1 1 R_418-8348(48) 418-8348 19-48 02/23/2016 Y Y N N MKD/NW-16-0268L 04/12/2016 Rev.1 19 19.1 1 409-8325 19-26 02/22/2016 N N N N MKD/NW-16-0298L 04/16/2016 Rev.1 19 19.1 1 R_416-8358(38) 416-8358 19-38 02/23/2015 Y N N N MKD/NW-16-0314L 04/08/2016 Rev.1 19 19.1 1 410-8357 19-29 02/22/2016 N N N N MKD/NW-16-0335L 04/12/2016 Rev.1 19 19.1 1 410-8357 19-30 02/22/2016 N N N N MKD/NW-16-0335L 04/12/2016 Rev.1 19 19.1 1 R_410-8357(32) 410-8357 19-32 02/22/2016 Y N N N MKD/NW-16-0335L 04/12/2016 Rev.1 19 19.1 1 R_410-8357(34) 410-8357 19-34 02/22/2016 Y N N N MKD/NW-16-0335L 04/12/2016 Rev.1 19 19.1 1 R_416-8358(35) 416-8358 19-35 02/23/2016 Y N N N MKD/NW-16-0336L 04/12/2016 Rev.1 19 19.1 1 R_416-8358(36) 416-8358 19-36 02/23/2016 Y N N N MKD/NW-16-0336L 04/12/2016 Rev.1 19 19.1 1 R_416-8358(37) 416-8358 19-37 02/23/2016 Y N N N MKD/NW-16-0336L 04/12/2016 Rev.1 19 19.1 1 R_410-8357(34) 417-8359 19-39 02/23/2016 Y N N N MKD/NW-16-0337L 04/12/2016 Rev.1 19 19.1 1 R_417-8359(40) 417-8359 19-40 02/23/2016 Y N N N MKD/NW-16-0337L 04/12/2016 Rev.1 19 19.1 1 R_417-8359(41) 417-8359 19-41 02/23/2016 Y N N N MKD/NW-16-0337L 04/12/2016 Rev.1 19 19.1 1 R_418-8348(49) 418-8348 19-49 02/23/2016 Y N N N MKD/NW-16-0338L 04/12/2016 Rev.1 19 19.1 1 R_418-8348(50) 418-8348 19-50 02/23/2016 Y N N N MKD/NW-16-0338L 04/12/2016 Rev.1 19 19.1 1 R_418-8348(51) 418-8348 19-51 02/23/2016 Y N N N MKD/NW-16-0338L 04/12/2016 Rev.1 19 19.1 1 R_409-8325(20) 409-8325 19-20 02/22/2016 Y N N N MKD/NW-16-0339L 04/12/2016 Rev.1 19 19.1 1 R_409-8325(21) 409-8325 19-21 02/22/2016 Y N N N MKD/NW-16-0339L 04/12/2016 Rev.1 19 19.1 1 R_409-8325(22) 409-8325 19-22 02/22/2016 Y N N N MKD/NW-16-0339L 04/12/2016 Rev.1 19 19.1 1 R_409-8325(23) 409-8325 19-23 02/22/2016 Y N N N MKD/NW-16-0339L 04/12/2016 Rev.1 19 19.1 1 R_409-8325(24) 409-8325 19-24 02/22/2016 Y N N N MKD/NW-16-0339L 04/12/2016 Rev.1 19 19.1 1 R_409-8325(25) 409-8325 19-25 02/22/2016 Y N N N MKD/NW-16-0339L 04/12/2016 Rev.1 19 19.1 1 R_409-8325(27) 409-8325 19-27 02/22/2016 Y N N N MKD/NW-16-0339L 04/12/2016 Rev.1 19 19.1 1 R_409-8325(28) 409-8325 19-28 02/22/2016 Y N N N MKD/NW-16-0339L 04/12/2016 Rev.1 19 19.1 1 R_432-8377(56) 432-8377 19-56 03/08/2016 Y N N N MKD/NW-16-0706L 06/30/2016 Rev.1 19 19.1 1 R_433-8363(75R) 433-8363R 19-75 03/08/2016 Y N N N MKD/NW-16-0713L 07/07/2016 Rev.1 19 19.1 1 R_433-8363(80R) 433-8363R 19-80 03/08/2016 Y N N N MKD/NW-16-0713L 07/07/2016 Rev.1 19 19.1 1 R_433-8363(73) 433-8363 19-73 03/08/2016 Y N N N MKD/NW-16-0699L 06/30/2016 Rev.1 19 19.1 1 R_433-8363(74) 433-8363 19-74 03/08/2016 Y N N N MKD/NW-16-0699L 06/30/2016 Rev.1 19 19.2 2 A_19-119 19-119 Severe Accident Issue #SA-6 04/13~15/2015 Y N N N MKD/NW-15-0176L 10/01/2015 Rev.1 19 19.2 2 A_19-171 19-171 Severe Accident Issue #SA-10 05/18/2015 Y N N N MKD/NW-15-0176L 10/01/2015 Rev.1 19 19.2 2 A_19-172 19-172 Severe Accident Issue #SA-11 05/18/2015 Y N N N MKD/NW-15-0176L 10/01/2015 Rev.1 19 19.2 2 A_19-173 19-173 Severe Accident Issue #SA-12 05/18/2015 Y N N N MKD/NW-15-0176L 10/01/2015 Rev.1 19 19.2 2 A_19-174 19-174 Severe Accident Issue #SA-13 05/18/2015 Y N N N MKD/NW-15-0176L 10/01/2015 Rev.1 19 19.2 2 A_19-175 19-175 Severe Accident Issue #SA-14 05/18/2015 Y N N N MKD/NW-15-0194L 10/14/2015 Rev.1 19 19.2 2 19-201 Severe Accident Issue #SA-15 07/14/2015 N N N N MKD/NW-15-0194L 10/14/2015 Rev.1 19 19.3 1 R_297-8309(8) 297-8309 19.03-8 11/09/2015 Y N N Y MKD/NW-15-0389L 12/23/2015 Rev.1 19 19.3 1 297-8309 19.03-3 11/09/2015 N N N N MKD/NW-16-0190L 03/04/2016 Rev.1 19 19.3 1 R_297-8309(4) 297-8309 19.03-4 11/09/2015 Y N N Y MKD/NW-16-0190L 03/04/2016 Rev.1 19 19.3 1 R_297-8309(6) 297-8309 19.03-6 11/09/2015 Y N N N MKD/NW-16-0246L 03/18/2016 Rev.1 19 19.3 1 406-8427 19.03-24 02/17/2016 N N N N MKD/NW-16-0232L 03/15/2016 Rev.1 19 19.3 1 R_297-8309(4R2) 297-8309R2 19.03-4 11/09/2015 Y N N Y MKD/NW-16-0950L 09/06/2016 Rev.1 19 19.3 1 297-8309R 19.03-3 11/09/2015 N N N N MKD/NW-16-0951L 09/06/2016 Rev.1 19 19.3 1 516-8646 19.03-40 08/19/2016 N N N N MKD/NW-16-0973L 09/09/2016 Rev.1 19 19.3 1 R_407-8447(25) 407-8447 19.03-25 02/17/2016 Y N N N MKD/NW-16-0276L 04/02/2016 Rev.1 19 19.3 1 407-8447 19.03-26 02/17/2016 N N N N MKD/NW-16-0276L 04/02/2016 Rev.1 19 19.3 1 R_407-8447(28) 407-8447 19.03-28 02/17/2016 N N N Y MKD/NW-16-0276L 04/02/2016 Rev.1 19 19.3 1 R_407-8447(29) 407-8447 19.03-29 02/17/2016 Y N N Y MKD/NW-16-0276L 04/02/2016 Rev.1 19 19.3 1 R_401-8402(14) 401-8402 19.03-14 02/08/2016 N N N Y MKD/NW-16-0305L 04/05/2016 Rev.1 19 19.3 1 401-8402 19.03-15 02/08/2016 N N N N MKD/NW-16-0305L 04/05/2016 Rev.1 19 19.3 1 R_401-8402(18) 401-8402 19.03-18 02/08/2016 N N N Y MKD/NW-16-0305L 04/05/2016 Rev.1 19 19.3 1 R_401-8402(21) 401-8402 19.03-21 02/08/2016 N N N Y MKD/NW-16-0305L 04/05/2016 Rev.1 19 19.3 1 R_401-8402(23) 401-8402 19.03-23 02/08/2016 N N N Y MKD/NW-16-0305L 04/05/2016 Rev.1 19 19.3 1 354-8416 19.03-11 12/23/2015 N N N N MKD/NW-16-0319L 04/07/2016 Rev.1 19 19.3 1 407-8447 19.03-27 02/17/2016 N N N N MKD/NW-16-0324L 04/07/2016 Rev.1 19 19.3 1 R_393-8432(13) 393-8432 19.03-13 02/02/2016 Y N N Y MKD/NW-16-0328L 04/08/2016 Rev.1 19 19.3 1 420-8482 19.03-32 02/29/2016 N N N N MKD/NW-16-0348L 04/18/2016 Rev.1 19 19.3 1 R_401-8402(22) 401-8402 19.03-22 02/08/2016 Y N N Y MKD/NW-16-0365L 04/16/2016 Rev.1 19 19.3 1 R_354-8416(10) 354-8416 19.03-10 11/09/2015 Y N N Y MKD/NW-16-0366L 04/16/2016 Rev.1

1) Change type : 1 (NRC RAI), 2 (NRC Non-RAI), 3 (Self-identified)

KEPCO/KHNP 67 of 70

APR1400 DCD RAI Tracking Report (Rev. 2) APR1400-K-X-TM-18001 Impact Impact DCD Change RAI/AI Issue Impact Impact on on Ch. Change ID No. Question Number Other Drivers Letter Number Response Date DCD Rev.No.

Section Type1) Number Date on DCD on PRA Tech. TR,TeR Spec. , ER 19 19.3 1 R_354-8416(12) 354-8416 19.03-12 11/09/2015 Y N N N MKD/NW-16-0366L 04/16/2016 Rev.1 19 19.3 1 R_297-8309(5) 297-8309 19.03-5 11/09/2015 Y N N Y MKD/NW-16-0393L 04/22/2016 Rev.1 19 19.3 1 420-8482 19.03-39 02/29/2016 N N N N MKD/NW-16-0409L 04/22/2016 Rev.1 19 19.3 1 420-8482 19.03-34 02/29/2016 N N N N MKD/NW-16-0427L 04/29/2016 Rev.1 19 19.3 1 R_420-8482(36) 420-8482 19.03-36 02/29/2016 Y N N N MKD/NW-16-0427L 04/29/2016 Rev.1 19 19.3 1 R_420-8482(38) 420-8482 19.03-38 02/29/2016 Y N N Y MKD/NW-16-0427L 04/29/2016 Rev.1 19 19.3 1 R_407-8402(19) 407-8402 19.03-19 02/08/2016 N N N Y MKD/NW-16-0464L 05/04/2016 Rev.1 19 19.3 1 420-8482 19.03-35 02/29/2016 N N N N MKD/NW-16-0707L 06/30/2016 Rev.1 19 19.3 1 401-8402R 19.03-15 02/08/2016 N N N N MKD/NW-16-0691L 06/30/2016 Rev.1 19 19.3 1 R_401-8402(19R) 401-8402R 19.03-19 02/08/2016 N N N Y MKD/NW-16-0691L 06/30/2016 Rev.1 19 19.3 1 R_401-8402(16) 401-8402 19.03-16 02/08/2016 Y N N Y MKD/NW-16-0690L 06/30/2016 Rev.1 19 19.3 1 R_401-8402(16) 401-8402 19.03-17 02/08/2016 Y N N Y MKD/NW-16-0690L 06/30/2016 Rev.1 19 19.3 1 R_401-8402(20) 401-8402 19.03-20 02/08/2016 Y N N Y MKD/NW-16-0690L 06/30/2016 Rev.1 19 19.3 1 R_401-8402(14R) 401-8402R 19.03-14 02/08/2016 N N N Y MKD/NW-16-0512L 05/20/2016 Rev.1 19 19.3 1 R_401-8402(18R) 401-8402R 19.03-18 02/08/2016 N N N Y MKD/NW-16-0512L 05/20/2016 Rev.1 19 19.3 1 420-8482 19.03-33 02/29/2016 N N N N MKD/NW-16-0538L 05/23/2016 Rev.1 19 19.3 1 R_297-8309(1) 297-8309 19.03-1 11/09/2015 Y N N Y MKD/NW-16-0543L 05/24/2016 Rev.1 19 19.3 1 R_401-8402(21R) 401-8402R 19.03-21 02/08/2016 N N N Y MKD/NW-16-0557L 05/30/2016 Rev.1 19 19.3 1 297-8309 19.03-2 11/09/2015 N N N N MKD/NW-16-0559L 05/30/2016 Rev.1 19 19.3 1 297-8309 19.03-7 11/09/2015 N N N N MKD/NW-16-0573L 05/31/2016 Rev.1 19 19.3 1 420-8482 19.03-30 02/29/2016 N N N N MKD/NW-16-0589L 06/03/2016 Rev.1 19 19.3 1 R_407-8447(25R) 407-8447R 19.03-25 02/17/2016 Y N N Y MKD/NW-16-0610L 07/01/2016 Rev.1 19 19.3 1 420-8482 19.03-31 02/29/2016 N N N N MKD/NW-16-0618L 06/10/2016 Rev.1 19 19.3 1 R_297-8309(5R) 297-8309R 19.03-5 11/09/2015 Y N N Y MKD/NW-16-0633L 06/16/2016 Rev.1 19 19.3 1 R_297-8309(6R) 297-8309R 19.03-6 11/09/2015 Y N N N MKD/NW-16-0633L 06/16/2016 Rev.1 19 19.3 1 R_354-8416(10R) 354-8416R 19.03-10 12/23/2015 Y N N Y MKD/NW-16-0659L 06/28/2016 Rev.1 19 19.3 1 R_401-8402(22R) 401-8402R 19.03-22 02/08/2016 Y N N Y MKD/NW-16-0660L 06/23/2016 Rev.1 19 19.3 1 420-8482 19.03-37 02/29/2016 N N N N MKD/NW-16-0661L 06/23/2016 Rev.1 19 19.3 1 R_407-8447(26R) 407-8447R 19.03-26 02/17/2016 Y N N Y MKD/NW-16-0687L 06/28/2016 Rev.1 19 19.3 1 R_297-8309(4R) 297-8309R 19.03-4 11/09/2015 Y N N Y MKD/NW-16-0689L 07/12/2016 Rev.1 19 19.3 1 R_333-8397(9) 333-8397 19.03-9 12/14/2015 Y N N Y MKD/NW-16-0733L 07/06/2016 Rev.1 19 19.4 1 R_201-8063(1) 201-8063 19.04-1 09/08/2015 N N N Y MKD/NW-15-0282L 11/24/2015 Rev.1 19 19.4 1 R_201-8063(10) 201-8063 19.04-10 09/08/2015 N N N Y MKD/NW-15-0282L 11/24/2015 Rev.1 19 19.4 1 R_201-8063(11) 201-8063 19.04-11 09/08/2015 N N N Y MKD/NW-15-0282L 11/24/2015 Rev.1 19 19.4 1 R_201-8063(12) 201-8063 19.04-12 09/08/2015 Y N N Y MKD/NW-15-0282L 11/24/2015 Rev.1 19 19.4 1 R_201-8063(13) 201-8063 19.04-13 09/08/2015 N N N Y MKD/NW-15-0282L 11/24/2015 Rev.1 19 19.4 1 R_201-8063(14) 201-8063 19.04-14 09/08/2015 N N N Y MKD/NW-15-0282L 11/24/2015 Rev.1 19 19.4 1 R_201-8063(15) 201-8063 19.04-15 09/08/2015 Y N N Y MKD/NW-15-0282L 11/24/2015 Rev.1 19 19.4 1 R_201-8063(16) 201-8063 19.04-16 09/08/2015 N N N Y MKD/NW-15-0282L 11/24/2015 Rev.1 19 19.4 1 R_201-8063(17) 201-8063 19.04-17 09/08/2015 N N N Y MKD/NW-15-0282L 11/24/2015 Rev.1 19 19.4 1 R_201-8063(18) 201-8063 19.04-18 09/08/2015 N N N Y MKD/NW-15-0282L 11/24/2015 Rev.1 19 19.4 1 R_201-8063(19) 201-8063 19.04-19 09/08/2015 Y N N Y MKD/NW-15-0282L 11/24/2015 Rev.1 19 19.4 1 R_201-8063(2) 201-8063 19.04-2 09/08/2015 N N N Y MKD/NW-15-0282L 11/24/2015 Rev.1 19 19.4 1 R_201-8063(20) 201-8063 19.04-20 09/08/2015 N N N Y MKD/NW-15-0282L 11/24/2015 Rev.1 19 19.4 1 R_201-8063(21) 201-8063 19.04-21 09/08/2015 N N N Y MKD/NW-15-0282L 11/24/2015 Rev.1 19 19.4 1 R_201-8063(22) 201-8063 19.04-22 09/08/2015 Y N N Y MKD/NW-15-0282L 11/24/2015 Rev.1 19 19.4 1 R_201-8063(3) 201-8063 19.04-3 09/08/2015 Y N N Y MKD/NW-15-0282L 11/24/2015 Rev.1 19 19.4 1 R_201-8063(4) 201-8063 19.04-4 09/08/2015 Y N N Y MKD/NW-15-0282L 11/24/2015 Rev.1 19 19.4 1 201-8063 19.04-5 09/08/2015 N N N N MKD/NW-15-0282L 11/24/2015 Rev.1 19 19.4 1 R_201-8063(6) 201-8063 19.04-6 09/08/2015 N N N Y MKD/NW-15-0282L 11/24/2015 Rev.1 19 19.4 1 R_201-8063(7) 201-8063 19.04-7 09/08/2015 N N N Y MKD/NW-15-0282L 11/24/2015 Rev.1 19 19.4 1 R_201-8063(8) 201-8063 19.04-8 09/08/2015 N N N Y MKD/NW-15-0282L 11/24/2015 Rev.1 19 19.4 1 R_201-8063(9) 201-8063 19.04-9 09/08/2015 N N N Y MKD/NW-15-0282L 11/24/2015 Rev.1 Revised DCD Section 19 19.5 3 Aircraft Impact Assessment Y N N Y MKD/NW-15-0293L 12/01/2015 Rev.1 19.5 19 19.5 1 R_424-8532(2R2) 424-8532R2 19.05-2 03/01/2016 Y N N N MKD/NW-16-0965L 09/08/2016 Rev.1 19 19.5 1 R_423-8526(1) 423-8526 19.05-1 03/01/2016 Y N N N MKD/NW-16-0320L 04/07/2016 Rev.1 19 19.5 1 R_427-8444(5) 427-8444 19.05-5 03/01/2016 Y N N N MKD/NW-16-0367L 04/16/2016 Rev.1 19 19.5 1 R_424-8532(2) 424-8532 19.05-2 03/01/2016 Y N N N MKD/NW-16-0368L 04/16/2016 Rev.1 19 19.5 1 424-8532 19.05-3 03/01/2016 N N N N MKD/NW-16-0368L 04/16/2016 Rev.1 19 19.5 1 424-8532 19.05-4 03/01/2016 N N N N MKD/NW-16-0368L 04/16/2016 Rev.1 19 19.5 1 R_450-8528(6) 450-8528 19.05-6 03/24/2016 Y N N N MKD/NW-16-0369L 04/16/2016 Rev.1 19 19.5 1 R_427-8444(5R) 427-8444R 19.05-5 03/01/2016 Y N N N Rev.1

1) Change type : 1 (NRC RAI), 2 (NRC Non-RAI), 3 (Self-identified)

KEPCO/KHNP 68 of 70

APR1400 DCD RAI Tracking Report (Rev. 2) APR1400-K-X-TM-18001 Impact Impact DCD Change RAI/AI Issue Impact Impact on on Ch. Change ID No. Question Number Other Drivers Letter Number Response Date DCD Rev.No.

Section Type1) Number Date on DCD on PRA Tech. TR,TeR Spec. , ER ER ER 1 R_1-8428(1) 1-8428 EIS ACC/SA-1 03/22/2016 N N N Y MKD/NW-16-0703L 07/01/2016 Rev.1 ER ER 1 R_1-8428(5) 1-8428 EIS ACC/SA-5 03/22/2016 N N N Y MKD/NW-16-0703L 07/01/2016 Rev.1 ER ER 1 R_1-8428(6) 1-8428 EIS ACC/SA-6 03/22/2016 N N N Y MKD/NW-16-0703L 07/01/2016 Rev.1 ER ER 1 R_1-8428(9) 1-8428 EIS ACC/SA-9 03/22/2016 N N N Y MKD/NW-16-0703L 07/01/2016 Rev.1 ER ER 1 R_1-8428(13) 1-8428 EIS ACC/SA-13 03/22/2016 N N N Y MKD/NW-16-0703L 07/01/2016 Rev.1 ER ER 1 R_1-8428(14) 1-8428 EIS ACC/SA-14 03/22/2016 N N N Y MKD/NW-16-0703L 07/01/2016 Rev.1 ER ER 1 1-8428 EIS ACC/SA-2 03/22/2016 N N N N MKD/NW-16-1110L 11/28/2016 Rev.1 ER ER 1 R_1-8428(8) 1-8428 EIS ACC/SA-8 03/22/2016 N N N Y MKD/NW-16-1110L 11/28/2016 Rev.1 ER ER 1 R_1-8428(11) 1-8428 EIS ACC/SA-11 03/22/2016 N N N Y MKD/NW-16-1110L 11/28/2016 Rev.1 ER ER 1 R_1-8428(15) 1-8428 EIS ACC/SA-15 03/22/2016 N N N Y MKD/NW-16-1110L 11/28/2016 Rev.1 TR 4.2 1 R_5-7954(15) 5-7954 APR1400-15 06/18/2015 N N N Y MKD/NW-15-0055L 07/21/2015 Rev.1 TR 4.2 1 R_5-7954(17) 5-7954 APR1400-17 06/18/2015 N N N Y MKD/NW-15-0055L 07/21/2015 Rev.1 TR 4.2 1 R_5-7954(18) 5-7954 APR1400-18 06/18/2015 N N N Y MKD/NW-15-0055L 07/21/2015 Rev.1 TR 4.2 1 5-7954 APR1400-19 06/18/2015 N N N N MKD/NW-15-0055L 07/21/2015 Rev.1 TR 4.2 1 5-7954 APR1400-20 06/18/2015 N N N N MKD/NW-15-0055L 07/21/2015 Rev.1 TR 4.2 1 R_5-7954(21) 5-7954 APR1400-21 06/18/2015 N N N Y MKD/NW-15-0055L 07/21/2015 Rev.1 TR 4.2 1 5-7954 APR1400-22 06/18/2015 N N N N MKD/NW-15-0055L 07/21/2015 Rev.1 TR 4.2 1 5-7954 APR1400-23 06/18/2015 N N N N MKD/NW-15-0055L 07/21/2015 Rev.1 TR TR 1 6-8322 APR1400-24 10/27/2015 N N N N MKD/NW-16-0069L 01/27/2016 Rev.1 TR TR 1 7-8567 APR1400-6 04/07/2016 N N N N MKD/NW-16-0404L 04/25/2016 Rev.1 TR TR 1 7-8567 APR1400-7 04/07/2016 N N N N MKD/NW-16-0404L 04/25/2016 Rev.1 TR TR 1 7-8567 APR1400-8 04/07/2016 N N N N MKD/NW-16-0404L 04/25/2016 Rev.1 TR TR 1 R_7-8567(9) 7-8567 APR1400-9 04/07/2016 N N N Y MKD/NW-16-0404L 04/25/2016 Rev.1 TR TR 1 R_7-8567(4) 7-8567 APR1400-4 04/07/2016 N N N Y MKD/NW-16-0554L 06/01/2016 Rev.1 TR TR 1 R_7-8567(5) 7-8567 APR1400-5 04/07/2016 N N N Y MKD/NW-16-0554L 06/01/2016 Rev.1 S.A S.A 3 11E47-CR-15-M-001 Self-Assessment(ME) Y N N N MES/KD-160128M 08/17/2016 Rev.1 S.A S.A 3 11E47-CR-16-E-001 Self-Assessment(EE) Y N N N MES/KD-160149M 10/20/2016 Rev.1 S.A S.A 3 11E47-CR-16-A-001 Self-Assessment(AT) Y N N N MES/KD-160151M 10/25/2016 Rev.1 S.A S.A 3 11E47-CR-16-P-001 Self-Assessment(PD) Y N N N MES/KD-160169M 11/23/2016 Rev.1 S.A S.A 3 11E47-CR-16-J-001 Self-Assessment(IC) Y N N N MES/KD-160170M 11/28/2016 Rev.1 S.A S.A 3 11E47-CR-16-P-001 Self-Assessment(PD) Y N N N MES/KD-160173M 12/16/2016 Rev.1 11A60-CR-16-IC-001 11A60-CR-16-ME-002 11A60-CR-16-SA-002 11A60-CR-16-FS-002 11A60-CR-16-FS-003 11A60-CR-16-ME-003 11A60-CR-16-ME-004 11A60-CR-16-ME-005 S.A S.A 3 Self-Assessment(SD) Y N N N MRD/KD-160031M 05/04/2016 Rev.1 11A60-CR-16-ME-006 11A60-SAF-R-15-006 11A60-CR-15-IC-001 11A60-CR-15-IC-002 11E49-SAF-R-PD 001 11E49-SAF-R-PD 001 11A60-SAF-R-FS-15-006 S.A S.A 3 Self-Assessment(SD) Y N N N MRD/KD-160042M 07/05/2016 Rev.1 11A60-CR-16-FS-004 S.A S.A 3 11A60-SAF-R-FS-15-006 Self-Assessment(SD) Y N N N MRD/ES-160006M 07/11/2016 Rev.1 11A60-CR-16-FS-001 S.A S.A 3 Self-Assessment(SD) Y N N N MRD/ES-160052M 09/05/2016 Rev.1 11A60-CR-16-SA-003 11A60-CR-16-FS-004 S.A S.A 3 11A60-CR-16-ME-006 Self-Assessment(SD) Y N N N MRD/KD-160053M 09/28/2016 Rev.1 11A60-CR-16-ME-003 CR-2015-150 CR-2015-164 S.A S.A 3 CR-2015-176 Self-Assessment(KNF) Y N N N MFD/KD-170013M 01/08/2016 Rev.1 CR-2016-0107 CR-2017-0049

1) Change type : 1 (NRC RAI), 2 (NRC Non-RAI), 3 (Self-identified)

KEPCO/KHNP 69 of 70

APR1400 DCD RAI Tracking Report (Rev. 2) APR1400-K-X-TM-18001 Impact Impact DCD Change RAI/AI Issue Impact Impact on on Ch. Change ID No. Question Number Other Drivers Letter Number Response Date DCD Rev.No.

Section Type1) Number Date on DCD on PRA Tech. TR,TeR Spec. , ER 11E47-CR-15-M-001 11E47-CR-15-M-002 S.A S.A 3 11E47-CR-16-M002 Self-Assessment(ME) Y N N N MES/KD-160184M 12/28/2016 Rev.1 11E47-CR-16-M003 11E47-CR-16-M004 S.A S.A 3 11E47-CR-16-J-002 Self-Assessment(IC) Y N N N MES/KD-160186M 12/29/2016 Rev.1 S.A S.A 3 11E47-CR-16-A-002 Self-Assessment(AT) Y N N N MES/KD-160187M 12/29/2016 Rev.1 S.A S.A 3 11E47-CR-16-M-005 Self-Assessment(ME) Y N N N MES/KD-170007M 01/09/2017 Rev.1 S.A S.A 3 11E47-CR-16-E-002 Self-Assessment(EE) Y N N N MES/KD-170009M 01/11/2017 Rev.1 S.A S.A 3 11E47-CR-15-E-001 Self-Assessment(EE) Y N N N MES/KD-170010M 01/11/2017 Rev.1 S.A S.A 3 11E47-CR-17-N-001 Self-Assessment(NE) Y N N N MES/KD-170013M 01/18/2017 Rev.1 S.A S.A 3 11E47-CR-17-E-002 Self-Assessment(EE) Y N N N MES/KD-170016M 01/19/2017 Rev.1 S.A S.A 3 11E47-CR-17-P-001 Self-Assessment(PD) Y N N N MES/KD-170019M 01/20/2017 Rev.1 S.A S.A 3 11E47-CR-17-L-001 Self-Assessment(LE) Y N N N MES/KD-170020M 01/20/2017 Rev.1 S.A S.A 3 11E47-CR-17-L-002 Self-Assessment(LE) Y N N N MES/KD-170071M 03/08/2017 Rev.1

1) Change type : 1 (NRC RAI), 2 (NRC Non-RAI), 3 (Self-identified)

KEPCO/KHNP 70 of 70

ML18079A144

Text

Navigation menu

Search