ML12362A059

Seismic Walkdown Report SD-121023-001, Rev. 0 in Response to the 50.54(f) Information Request Regarding Fukushima Near-Term Task Force Recommendation 2.3: Seismic, Appendix C, Page C-549 Through C-620

ML12362A059
Person / Time
Site:	Cook
Issue date:	11/05/2012
From:	Stoeva N Stevenson & Associates
To:	Office of Nuclear Reactor Regulation, American Electric Power, Indiana Michigan Power Co
References
AEP-NRC-2012-87 SD-121023-001, Rev 0
Download: ML12362A059 (72)

Text

DC Cook Unit 1 & Unit 2 SD-121023-001 Rev. 0, 11/05/12 Status: FYII N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

2-HE-18W Equipment Class:

(21) Tanks and Heat Exchangers EauiDment DescriDtion:

WEST CONTAINMENT SPRAY HEAT EXCHANGER Project:

DC Cook 2 SWEL Location (Bldg, Elev, Room/Area):

AB2, 609.00 ft, 4 Manufacturer/Model:

Instructions for Completing Checklist This checklist may be used to document the results of the Seismic Walkdown of an item of equipment on the SWEL. The space below each of the following questions may be used to record the results of judgments and findings. Additional space is provided at the end of this checklist for documenting other comments.

Anchorane

1. Is anchorage configuration verification required (i.e., is the item one of the 50%

of SWEL items requiring such verification)?

2.

Is the anchorage free of bent, broken, missing or loose hardware?

3.

Is the anchorage free of corrosion that is more than mild surface oxidation?

4.

Is the anchorage free of visible cracks in the concrete near the anchors?

No Yes Yes Yes

5.

Is the anchorage configuration consistent with plant documentation? (Note:

This question only applies if the item is one of the 50% for which an anchorage configuration verification is required.)

Not Applicable

6.

Based on the above anchorage evaluations, is the anchorage free of potentially adverse seismic conditions?

Yes Interaction Effects C-549

DC Cook Unit 1 & Unit 2 SD-121023-001 Rev. 0, 11/05/12 Status: [Z] N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

2-HE-18W Equipment Class:

(21) Tanks and Heat Exchangers Equipment

Description:

WEST CONTAINMENT SPRAY HEAT EXCHANGER

7.

Are soft targets free from impact by nearby equipment or structures?

Yes

8.

Are overhead equipment, distribution systems, ceiling tiles and lighting, and masonry block walls not likely to collapse onto the equipment?

9.

Do attached lines have adequate flexibility to avoid damage?

10.

Based on the above seismic interaction evaluations, is equipment free of potentially adverse seismic interaction effects?

Yes Yes Yes Other Adverse Conditions

11.

Have you looked for and found no adverse seismic conditions that could Yes adversely affect the safety functions of the equipment?

Comments Evaluated by:

George G Thomas Date:

10/18/12 0

Neda Stoeva 10/18/12 Photos C-550

DC Cook Unit 1 & Unit 2 SD-121023-001 Rev. 0, 11/05/12 Status: EYII N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

2-HE-18W Equipment Class:

(21) Tanks and Heat Exchangers T

C-551

DC Cook Unit I & Unit 2 SD-121023-001 Rev. 0, 11/05/12 Status:

Y N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

2-HE-18W Equipment Class:

(21) Tanks and Heat Exchangers Pniiinmgnfr fncnrinfinn"

\\AII.-T ClMTAIKIMMFMT SPRAY IFAT FYC.HANI\\(PFR I

rtI *UO C-552

DC Cook Unit 1 & Unit 2 SD-121023-001 Rev. 0, 11/05/12 Status: FY-] N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

2-HE-18W Equipment Class:

(21) Tanks and Heat Exchangers ipment

Description:

WEST CONTAINMENT SPRAY HEAT EX C-553

DC Cook Unit 1 & Unit 2 SD-121023-001 Rev. 0, 11/05/12 Status: EY-] N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

2-HE-18W Equipment Class:

(21) Tanks and Heat Exchangers ipment

Description:

WEST CONTAINMENT SPRAY HEAT EXC C-554

DC Cook Unit 1 & Unit 2 SD-121023-001 Rev. 0, 11/05/12 Status:

Y-] N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

Equipment Class:

-nm-nf r)errinflnn" 2-HE-i 8W (21) Tanks and Heat Exchangers

%A/F=qT rnKITAII NT C-555

DC Cook Unit 1 & Unit 2 SD-121023-001 Rev. 0, 11/05/12 Status: EY-] N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

2-HE-18W Equipment Class:

(21) Tanks and Heat Exchangers C-556

DC Cook Unit 1 & Unit 2 SD-121023-001 Rev. 0, 11/05/12 Status: [li N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

2-HV-ACRA-2 Equipment Class:

(10) Air Handlers Equipment

Description:

CONTROL ROOM VENTILATION SOUTH AIR CONDITIONING Project:

DC Cook 2 SWEL Location (Bldg, Elev, Room/Area):

AB2, 650.00 ft, 129 Manufacturer/Model:

Instructions for Completing Checklist This checklist may be used to document the results of the Seismic Walkdown of an item of equipment on the SWEL. The space below each of the following questions may be used to record the results of judgments and findings. Additional space is provided at the end of this checklist for documenting other comments.

Anchorage

1.

Is anchorage configuration verification required (i.e., is the item one of the 50%

of SWEL items requiring such verification)?

DWG 12-3366 REV5

2.

Is the anchorage free of bent, broken, missing or loose hardware?

Yes Yes

3.

Is the anchorage free of corrosion that is more than mild surface oxidation?

Yes

4.

Is the anchorage free of visible cracks in the concrete near the anchors?

Yes

5.

Is the anchorage configuration consistent with plant documentation? (Note:

This question only applies if the item is one of the 50% for which an anchorage configuration verification is required.)

Yes

6.

Based on the above anchorage evaluations, is the anchorage free of potentially adverse seismic conditions?

Yes Interaction Effects C-557

DC Cook Unit 1 & Unit 2 SD-121023-001 Rev. 0, 11/05/12 Status: EYI N U

Seismic Walkdown Checklist (SWC)

Equipment ID No.:

2-HV-ACRA-2 Equipment Class:

(10) Air Handlers Equipment

Description:

CONTROL ROOM VENTILATION SOUTH AIR CONDITIONING

7.

Are soft targets free from impact by nearby equipment or structures?

Yes

8.

Are overhead equipment, distribution systems, ceiling tiles and lighting, and masonry block walls not likely to collapse onto the equipment?

Yes

9.

Do attached lines have adequate flexibility to avoid damage?

10.

Based on the above seismic interaction evaluations, is equipment free of potentially adverse seismic interaction effects?

Yes Yes Other Adverse Conditions

11.

Have you looked for and found no adverse seismic conditions that could Yes adversely affect the safety functions of the equipment?

Comments Evaluated by:

George G Thomas Date:

10/18/12 Neda Stoeva 10/18/12 Photos C-558

DC Cook Unit 1 & Unit 2 SD-121023-001 Rev. 0, 11/05/12 Status:

Y] N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

2-HV-ACRA-2 Equipment Class:

(10) Air Handlers inmanftnnet-rinfirnn CCr)KT~rC~

Prfld C-559

DC Cook Unit 1 & Unit 2 SD-121023-001 Rev. 0, 11/05/12 Status: LII N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

2-HV-ACRA-2 Equipment Class:

(10) Air Handlers Equipment

Description:

CONTROL ROOM VENTILATION SOUTH AIR CONDITIONING P9100144 P9100145 C-560

DC Cook Unit 1 & Unit 2 SD-121023-001 Rev. 0, 11/05/12 Status: EYi N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

2-HV-AES-2 Equipment Class:

(10) Air Handlers Equipment

Description:

AUXILIARY BUILDING VENTILATION ENGINEERED SAFETY Project:

DC Cook 2 SWEL Location (Bldg, Elev, Room/Area):

AB2, 633.00 ft, 8 Manufacturer/Model:

Instructions for Completing Checklist This checklist may be used to document the results of the Seismic Walkdown of an item of equipment on the SWEL. The space below each of the following questions may be used to record the results of judgments and findings. Additional space is provided at the end of this checklist for documenting other comments.

Anchorage

1.

Is anchorage configuration verification required (i.e., is the item one of the 50%

of SWEL items requiring such verification)?

No

2.

Is the anchorage free of bent, broken, missing or loose hardware?

2 front middle bolts on filter do not have full thread engagement - OK per SD-991215-024 pg. 12

3.

Is the anchorage free of corrosion that is more than mild surface oxidation?

Yes Yes

4.

Is the anchorage free of visible cracks in the concrete near the anchors?

Yes

5.

Is the anchorage configuration consistent with plant documentation? (Note:

This question only applies if the item is one of the 50% for which an anchorage configuration verification is required.)

Not Applicable

6.

Based on the above anchorage evaluations, is the anchorage free of potentially adverse seismic conditions?

Yes Interaction Effects C-561

DC Cook Unit 1 & Unit 2 SD-121023-001 Rev. 0, 11/05/12 Status: FY] N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

2-HV-AES-2 Equipment Class:

(10) Air Handlers Equipment

Description:

AUXILIARY BUILDING VENTILATION ENGINEERED SAFETY

7.

Are soft targets free from impact by nearby equipment or structures?

Yes

8.

Are overhead equipment, distribution systems, ceiling tiles and lighting, and masonry block walls not likely to collapse onto the equipment?

Block wall behind component filter - DWG 12-4029, Wall W-7

9.

Do attached lines have adequate flexibility to avoid damage?

10.

Based on the above seismic interaction evaluations, is equipment free of potentially adverse seismic interaction effects?

Yes Yes Yes Other Adverse Conditions

11.

Have you looked for and found no adverse seismic conditions that could Yes adversely affect the safety functions of the equipment?

Comments Evaluated by:

George G Thomas Date:

10/18/12 Neda Stoeva 10/18/12 Photos C-562

DC Cook Unit 1 & Unit 2 SD-121023-001 Rev. 0, 11/05/12 Status: E-Y] N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

2-HV-AES-2 Equipment Class:

(10) Air Handlers I'A-,Mr Al IYII IADV MI III rlIKlf-X/lMTII ATI

M PK IMI:IPP l:I QAI:[TV C-563

DC Cook Unit 1 & Unit 2 SD-121023-001 Rev. 0, 11/05/12 Status: []

N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

2-HV-AES-2 Equipment Class:

(10) Air Handlers JILDING VENTII C-564

DC Cook Unit 1 & Unit 2 SD-121023-001 Rev. 0, 11/05/12 Status: [Yi N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

2-HV-AES-2 Equipment Class:

(10) Air Handlers lrniiinm~nt flac'rihrnfn Al IYII IAPV P* III fl-IMV* \\/IPMTII ATInKM QMAIMlPl:lr

AITV C-565

DC Cook Unit 1 & Unit 2 SD-121023-001 Rev. 0, 11/05/12 Status:

Y N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

2-HV-AES-2 Equipment Class:

(10) Air Handlers AUXILIARY BUILDING VENTILATION ENGINEERED SAFETY C-566

DC Cook Unit 1 & Unit 2 SD-121023-001 Rev. 0, 11/05/12 Status:

I-I N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

2-HV-CEQ-1 Equipment Class:

(10) Air Handlers Equipment

Description:

CONTAINMENT HYDROGEN SKIMMER VENTILATION FAN #1 Project:

DC Cook 2 SWEL Location (Bldg, Elev, Room/Area):

CON2, 625.00 ft, 75 Manufacturer/Model:

Instructions for Completing Checklist This checklist may be used to document the results of the Seismic Walkdown of an item of equipment on the SWEL. The space below each of the following questions may be used to record the results of judgments and findings. Additional space is provided at the end of this checklist for documenting other comments.

Anchorage

1.

Is anchorage configuration verification required (i.e., is the item one of the 50%

of SWEL items requiring such verification)?

SQUG 2-HV-CEQ-1 REVO

2.

Is the anchorage free of bent, broken, missing or loose hardware?

Missing bolt on backside as identified in SEWS - SQUG 2-HV-CEQ-1 REVO

3.

Is the anchorage free of corrosion that is more than mild surface oxidation?

Yes Yes Yes

4.

Is the anchorage free of visible cracks in the concrete near the anchors?

Mounted to floor grate

5.

Is the anchorage configuration consistent with plant documentation? (Note:

This question only applies if the item is one of the 50% for which an anchorage configuration verification is required.)

6.

Based on the above anchorage evaluations, is the anchorage free of potentially adverse seismic conditions?

Not Applicable Yes Yes Interaction Effects C-567

DC Cook Unit 1 & Unit 2 SD-121023-001 Rev. 0, 11/05/12 Status: [YJ N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

2-HV-CEQ-1 Equipment Class:

(10) Air Handlers EouiDment DescriDtion:

CONTAINMENT HYDROGEN SKIMMER VENTILATION FAN #1

7.

Are soft targets free from impact by nearby equipment or structures?

8.

Are overhead equipment, distribution systems, ceiling tiles and lighting, and masonry block walls not likely to collapse onto the equipment?

9.

Do attached lines have adequate flexibility to avoid damage?

10.

Based on the above seismic interaction evaluations, is equipment free of potentially adverse seismic interaction effects?

Yes Yes Yes Yes Other Adverse Conditions

11.

Have you looked for and found no adverse seismic conditions that could Yes adversely affect the safety functions of the equipment?

Comments Evaluated by:

George G Thomas Date:

10/18/12 Neda Stoeva 10/18/12 Photos C-568

DC Cook Unit I & Unit 2 SD-121023-001 Rev. 0, 11/05/12 Status:

Y N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

2-HV-CEQ-1 Equipment Class:

(10) Air Handlers IM C-569

DC Cook Unit 1 & Unit 2 SD-121023-001 Rev. 0, 11/05/12 Status: [-Y] N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

2-HV-CEQ-1 Equipment Class:

(10) Air Handlers Equipment

Description:

CONTAINMENT HYDROGEN SKIMMER VENTILATION FAN #1 P9130264 P9130265 C-570

DC Cook Unit 1 & Unit 2 SD-121023-001 Rev. 0, 11/05/12 Status: F]

N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

2-HV-CEQ-1 Equipment Class:

(10) Air Handlers

-nr nr

,it;rf-Cr")"ITAI KIAIKIT i m

HYDROGEN SKIMIN C-571

DC Cook Unit 1 & Unit 2 SD-121023-001 Rev. 0, 11/05/12 Status: [T ] N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

2-HV-CEQ-1 Equipment Class:

(10) Air Handlers Equipment

Description:

CONTAINMENT HYDROGEN SKIMMER VENTILATION FAN #1 P9130275 P9130276 C-572

DC Cook Unit I & Unit 2 SD-121023-001 Rev. 0, 11/05/12 Status:

• N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

2-HV-CEQ-1 Equipment Class:

(10) Air Handlers

ýn+n, rlrnti~n

('(MdTAI Il IPIT m

HYDROGEN SKIMI C-573

DC Cook Unit 1 & Unit 2 SD-121023-001 Rev. 0, 11/05/12 Status: L N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

2-HV-CEQ-1 Equipment Class:

(10) Air Handlers Equipment

Description:

CONTAINMENT HYDROGEN SKIMMER VENTILATION FAN #1 P9130285 P9130286 C-574

DC Cook Unit 1 & Unit 2 SD-121023-001 Rev. 0, 11/05/12 Status: -Y--I N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

2-HV-CEQ-2 Equipment Class:

(10) Air Handlers Equipment

Description:

CONTAINMENT HYDROGEN SKIMMER VENTILATION FAN #2 Project:

DC Cook 2 SWEL Location (Bldg, Elev, Room/Area):

CON2, 625.00 ft, 74 Manufacturer/Model:

Instructions for Completing Checklist This checklist may be used to document the results of the Seismic Walkdown of an item of equipment on the SWEL. The space below each of the following questions may be used to record the results of judgments and findings. Additional space is provided at the end of this checklist for documenting other comments.

Anchorage

1.

Is anchorage configuration verification required (i.e., is the item one of the 50%

of SWEL items requiring such verification)?

No

2.

Is the anchorage free of bent, broken, missing or loose hardware?

Missing bolt on support directly below 2-VMO-101 - OK per SEWS report -

SQUG 2-HV-CEQ-2 REVO

3.

Is the anchorage free of corrosion that is more than mild surface oxidation?

Yes Yes

4.

Is the anchorage free of visible cracks in the concrete near the anchors?

5.

Is the anchorage configuration consistent with plant documentation? (Note:

This question only applies if the item is one of the 50% for which an anchorage configuration verification is required.)

Not Applicable Not Applicable

6.

Based on the above anchorage evaluations, is the anchorage free of potentially adverse seismic conditions?

Yes Interaction Effects C-575

DC Cook Unit 1 & Unit 2 SD-121023-001 Rev. 0, 11/05/12 Status:

Y N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

2-HV-CEQ-2 Equipment Class:

(10) Air Handlers Eauioment

Description:

CONTAINMENT HYDROGEN SKIMMER VENTILATION FAN #2

7.

Are soft targets free from impact by nearby equipment or structures?

8.

Are overhead equipment, distribution systems, ceiling tiles and lighting, and masonry block walls not likely to collapse onto the equipment?

9.

Do attached lines have adequate flexibility to avoid damage?

10.

Based on the above seismic interaction evaluations, is equipment free of potentially adverse seismic interaction effects?

Yes Yes Yes Yes Other Adverse Conditions

11.

Have you looked for and found no adverse seismic conditions that could Yes adversely affect the safety functions of the equipment?

Comments Evaluated by:

George G Thomas Date:

10/18/12 Neda Stoeva 10/18/12 Photos C-576

DC Cook Unit 1 & Unit 2 SD-121023-001 Rev. 0, 11/05/12 Status: [-

N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

2-HV-CEQ-2 Equipment Class:

(10) Air Handlers C-577

DC Cook Unit 1 & Unit 2 SD-121023-001 Rev. 0, 11/05/12 Status: FYI N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

2-HV-CEQ-2 Equipment Class:

(10) Air Handlers Equipment

Description:

CONTAINMENT HYDROGEN SKIMMER VENTILATION FAN #2 P9130295 P9130296 C-578

DC Cook Unit 1 & Unit 2 SD-121023-001 Rev. 0, 11/05/12 Status:

Y-] N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

2-HV-DGX-2 Equipment Class:

(9) Fans Eauioment Descriotion:

AB EMERGENCY DIESEL GENERATOR ROOM VENTILATION Project:

DC Cook 2 SWEL Location (Bldg, Elev, Room/Area):

AB2, 587.00 ft, 121 Manufacturer/Model:

Instructions for Completing Checklist This checklist may be used to document the results of the Seismic Walkdown of an item of equipment on the SWEL. The space below each of the following questions may be used to record the results of judgments and findings. Additional space is provided at the end of this checklist for documenting other comments.

Anchorage

1.

Is anchorage configuration verification required (i.e., is the item one of the 50%

of SWEL items requiring such verification)?

No

2.

Is the anchorage free of bent, broken, missing or loose hardware?

Yes Limited visibility of anchorage, visible portions OK

3.

Is the anchorage free of corrosion that is more than mild surface oxidation?

Yes VERY LIMITED VISIBILITY

4.

Is the anchorage free of visible cracks in the concrete near the anchors?

Yes VERY LIMITED VISIBILITY

5.

Is the anchorage configuration consistent with plant documentation? (Note:

This question only applies if the item is one of the 50% for which an anchorage configuration verification is required.)

Not Applicable

6.

Based on the above anchorage evaluations, is the anchorage free of potentially adverse seismic conditions?

Yes Interaction Effects C-579

DC Cook Unit 1 & Unit 2 SD-121023-001 Rev. 0, 11/05/12 Status: [-

N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

2-HV-DGX-2 Equipment Class:

(9) Fans Eauioment

Description:

AB EMERGENCY DIESEL GENERATOR ROOM VENTILATION

7.

Are soft targets free from impact by nearby equipment or structures?

Yes Rod hung light can swing into fan - OK, because it will not affect function of equipment

8.

Are overhead equipment, distribution systems, ceiling tiles and lighting, and masonry block walls not likely to collapse onto the equipment?

9.

Do attached lines have adequate flexibility to avoid damage?

10.

Based on the above seismic interaction evaluations, is equipment free of potentially adverse seismic interaction effects?

Yes Yes Yes Other Adverse Conditions

11.

Have you looked for and found no adverse seismic conditions that could Yes adversely affect the safety functions of the equipment?

Comments Evaluated by:

George G Thomas Date:

10/18/12 Neda Stoeva 10/18/12 Photos C-580

DC Cook Unit 1 & Unit 2 SD-121023-001 Rev. 0, 11/05/12 Status: F-Y N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

2-HV-DGX-2 Equipment Class:

(9) Fans E ui ment Descri tion:

AB EMERGENCY DIESEL GENERATOR ROOM VENTILATION P9130430 P9130431 P9130432 P9130433 C-581

DC Cook Unit 1 & Unit 2 SD-121023-001 Rev. 0, 11/05/12 Status: E-YII N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

2-HV-DGX-2 Equipment Class:

(9) Fans Equipment

Description:

AB EMERGENCY DIESEL GENERATOR ROOM VENTILATION P9130434 P9130435 C-582

DC Cook Unit I & Unit 2 SD-121023-001 Rev. 0, 11/05/12 Status: FVj N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

2-HV-SGRS-8 Equipment Class:

(9) Fans Equipment

Description:

4KV ROOM 600 VOLT SWITCHGEAR TRANSFORMERS TR21A Project:

DC Cook 2 SWEL Location (Bldg, Elev, Room/Area):

AB2, 609.00 ft, 204 Manufacturer/Model:

Instructions for Completing Checklist This checklist may be used to document the results of the Seismic Walkdown of an item of equipment on the SWEL. The space below each of the following questions may be used to record the results of judgments and findings. Additional space is provided at the end of this checklist for documenting other comments.

Anchorage

1.

Is anchorage configuration verification required (i.e., is the item one of the 50%

of SWEL items requiring such verification)?

SQUG 2-HV-SGRS-8 REVO

2.

Is the anchorage free of bent, broken, missing or loose hardware?

Yes Yes

3.

Is the anchorage free of corrosion that is more than mild surface oxidation?

Yes

4.

Is the anchorage free of visible cracks in the concrete near the anchors?

Unistrut mounted

5.

Is the anchorage configuration consistent with plant documentation? (Note:

This question only applies if the item is one of the 50% for which an anchorage configuration verification is required.)

6.

Based on the above anchorage evaluations, is the anchorage free of potentially adverse seismic conditions?

Not Applicable Yes Yes Interaction Effects C-583

DC Cook Unit 1 & Unit 2 SD-121023-001 Rev. 0, 11/05/12 Status: rIY-N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

2-HV-SGRS-8 Equipment Class:

(9) Fans EauiDment DescriDtion:

4KV ROOM 600 VOLT SWITCHGEAR TRANSFORMERS TR21A

7.

Are soft targets free from impact by nearby equipment or structures?

Yes

8.

Are overhead equipment, distribution systems, ceiling tiles and lighting, and masonry block walls not likely to collapse onto the equipment?

Yes

9.

Do attached lines have adequate flexibility to avoid damage?

Yes

10.

Based on the above seismic interaction evaluations, is equipment free of potentially adverse seismic interaction effects?

Yes Other Adverse Conditions

11.

Have you looked for and found no adverse seismic conditions that could Yes adversely affect the safety functions of the equipment?

Comments Evaluated by:

George G Thomas Date:

10/18/12 Neda Stoeva 10/18/12 Photos C-584

DC Cook Unit 1 & Unit 2 SD-121023-001 Rev. 0, 11/05/12 Status: r N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

2-HV-SGRS-8 Equipment Class:

(9) Fans r-I llm f I~

lf~.

Ak,*/

P*'nnhA 90*

m 0 VOLT SWITCH C-585

DC Cook Unit 1 & Unit 2 SD-121023-001 Rev. 0, 11/05/12 Status: [FY] N U

Seismic Walkdown Checklist (SWC)

Equipment ID No.:

2-IFI-53 Equipment Class:

(18) Instruments on Racks Equipment

Description:

BORON INJECTION TO REACTOR COOLANT LOOP #3 FLOW Project:

DC Cook 2 SWEL Location (Bldg, Elev, Room/Area):

CON2, 598.00 ft, 56 Manufacturer/Model:

Instructions for Completing Checklist This checklist may be used to document the results of the Seismic Walkdown of an item of equipment on the SWEL. The space below each of the following questions may be used to record the results of judgments and findings. Additional space is provided at the end of this checklist for documenting other comments.

Anchorage

1.

Is anchorage configuration verification required (i.e., is the item one of the 50%

of SWEL items requiring such verification)?

Yes

2.

Is the anchorage free of bent, broken, missing or loose hardware?

Yes

3.

Is the anchorage free of corrosion that is more than mild surface oxidation?

Yes

4.

Is the anchorage free of visible cracks in the concrete near the anchors?

Yes

5.

Is the anchorage configuration consistent with plant documentation? (Note:

This question only applies if the item is one of the 50% for which an anchorage configuration verification is required.)

Yes

6.

Based on the above anchorage evaluations, is the anchorage free of potentially adverse seismic conditions?

Yes Interaction Effects C-586

DC Cook Unit 1 & Unit 2 SD-121023-001 Rev. 0, 11/05/12 Status:

Y-1 N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

2-IFI-53 Equipment Class:

(18) Instruments on Racks EauiDment DescriDtion:

BORON INJECTION TO REACTOR COOLANT LOOP #3 FLOW

7.

Are soft targets free from impact by nearby equipment or structures?

Yes

8.

Are overhead equipment, distribution systems, ceiling tiles and lighting, and masonry block walls not likely to collapse onto the equipment?

Valve directly above but transmitter is water tight so even if fail open there is no concern.

9.

Do attached lines have adequate flexibility to avoid damage?

10.

Based on the above seismic interaction evaluations, is equipment free of potentially adverse seismic interaction effects?

Yes Yes Yes Other Adverse Conditions

11.

Have you looked for and found no adverse seismic conditions that could Yes adversely affect the safety functions of the equipment?

Comments Evaluated by:

George G Thomas Date:

10/18/12 Neda Stoeva 10/18/12 Photos C-587

DC Cook Unit 1 & Unit 2 SD-121023-001 Rev. 0, 11/05/12 Status: FY-] N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

2-IFI-53 Equipment Class:

(18) Instruments on Racks MTION TO C-588

DC Cook Unit 1 & Unit 2 SD-121023-001 Rev. 0, 11/05/12 Status:

Y N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

2-IFI-53 Equipment Class:

(18) Instruments on Racks Equipment

Description:

BORON INJECTION TO REACTOR COOLANT LOOP #3 FLOW P9120170 P9120171 C-589

DC Cook Unit 1 & Unit 2 SD-121023-001 Rev. 0, 11/05/12 Status: LY-] N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

2-IFI-53 Equipment Class:

(18) Instruments on Racks Eauioment DescriDtion:

BORON INJECTION TO REACTOR COOLANT LOOP #3 FLOW C-590

DC Cook Unit 1 & Unit 2 SD-121023-001 Rev. 0, 11/05/12 Status: EYi N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

2-IMO-222 Equipment Class:

(8) Motor-Operated and Solenoid-Operated Valves Eauipment

Description:

WEST CONTAINMENT SPRAY PUMP PP-9W DISCHARGE TO Project:

DC Cook 2 SWEL Location (Bldg, Elev, Room/Area):

AB2, 573.00 ft, 52 Manufacturer/Model:

Instructions for Completing Checklist This checklist may be used to document the results of the Seismic Walkdown of an item of equipment on the SWEL. The space below each of the following questions may be used to record the results of judgments and findinqs. Additional space is provided at the end of this checklist for documentinq other comments.

Anchorage

1.

Is anchorage configuration verification required (i.e., is the item one of the 50%

of SWEL items requiring such verification)?

No

2.

Is the anchorage free of bent, broken, missing or loose hardware?

Not Applicable

3.

Is the anchorage free of corrosion that is more than mild surface oxidation?

4.

Is the anchorage free of visible cracks in the concrete near the anchors?

5.

Is the anchorage configuration consistent with plant documentation? (Note:

This question only applies if the item is one of the 50% for which an anchorage configuration verification is required.)

Not Applicable Not Applicable Not Applicable

6.

Based on the above anchorage evaluations, is the anchorage free of potentially adverse seismic conditions?

Yes Interaction Effects C-591

DC Cook Unit 1 & Unit 2 SD-121023-001 Rev. 0, 11/05/12 Status: EYi N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

2-IMO-222 Equipment Class:

(8) Motor-Operated and Solenoid-Operated Valves Equipment

Description:

WEST CONTAINMENT SPRAY PUMP PP-9W DISCHARGE TO

7.

Are soft targets free from impact by nearby equipment or structures?

Yes

8.

Are overhead equipment, distribution systems, ceiling tiles and lighting, and masonry block walls not likely to collapse onto the equipment?

Block wall near by - OK per DWG 12-4025, Wall W-22

9.

Do attached lines have adequate flexibility to avoid damage?

10.

Based on the above seismic interaction evaluations, is equipment free of potentially adverse seismic interaction effects?

Yes Yes Yes Other Adverse Conditions

11.

Have you looked for and found no adverse seismic conditions that could Yes adversely affect the safety functions of the equipment?

Comments Evaluated by:

George G Thomas Date:

10/18/12 Neda Stoeva 10/18/12 Photos C-592

DC Cook Unit 1 & Unit 2 SD-121023-001 Rev. 0, 11/05/12 Status:

Y-] N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

2-IMO-222 Equipment Class:

(8) Motor-Operated and Solenoid-Operated Valves T

C-593

DC Cook Unit 1 & Unit 2 SD-121023-001 Rev. 0, 11/05/12 Status: FY] N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

2-IMO-225 Equipment Class:

(8) Motor-Operated and Solenoid-Operated Valves Equipment

Description:

REFUELING WATER STORAGE TANK TO WEST CONTAINMENT Project:

DC Cook 2 SWEL Location (Bldg, Elev, Room/Area):

AB2, 573.00 ft, 52 Manufacturer/Model:

Instructions for Completing Checklist This checklist may be used to document the results of the Seismic Walkdown of an item of equipment on the SWEL. The space below each of the following questions may be used to record the results of judgments and findings. Additional space is provided at the end of this checklist for documenting other comments.

Anchorage

1.

Is anchorage configuration verification required (i.e., is the item one of the 50%

of SWEL items requiring such verification)?

No

2.

Is the anchorage free of bent, broken, missing or loose hardware?

Not Applicable

3.

Is the anchorage free of corrosion that is more than mild surface oxidation?

4.

Is the anchorage free of visible cracks in the concrete near the anchors?

5.

Is the anchorage configuration consistent with plant documentation? (Note:

This question only applies if the item is one of the 50% for which an anchorage configuration verification is required.)

Not Applicable Not Applicable Not Applicable

6.

Based on the above anchorage evaluations, is the anchorage free of potentially adverse seismic conditions?

Yes Interaction Effects C-594

DC Cook Unit 1 & Unit 2 SD-121023-001 Rev. 0, 11/05/12 Status: EY-] N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

2-IMO-225 Equipment Class:

(8) Motor-Operated and Solenoid-Operated Valves Equipment

Description:

REFUELING WATER STORAGE TANK TO WEST CONTAINMENT

7.

Are soft targets free from impact by nearby equipment or structures?

Yes

8.

Are overhead equipment, distribution systems, ceiling tiles and lighting, and masonry block walls not likely to collapse onto the equipment?

Block wall near by - OK per DWG 12-4025, Wall W-22

9.

Do attached lines have adequate flexibility to avoid damage?

10.

Based on the above seismic interaction evaluations, is equipment free of potentially adverse seismic interaction effects?

Yes Yes Yes Other Adverse Conditions

11.

Have you looked for and found no adverse seismic conditions that could Yes adversely affect the safety functions of the equipment?

Comments Evaluated by:

George G Thomas Date:

10/18/12 Neda Stoeva 10/18/12 Photos C-595

DC Cook Unit I & Unit 2 SD-121023-001 Rev. 0, 11/05/12 Status: []

N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

2-IMO-225 Equipment Class:

(8) Motor-Operated and Solenoid-Operated Valves ipment

Description:

REFUELING WATER STORAGE TANK TO WEST C-596

DC Cook Unit 1 & Unit 2 SD-121023-001 Rev. 0, 11/05/12 Status: FYI N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

2-IMO-320 Equipment Class:

(8) Motor-Operated and Solenoid-Operated Valves Equipment

Description:

WEST RESIDUAL HEAT REMOVAL PUMP PP-35W SUCTION Project:

DC Cook 2 SWEL Location (Bldg, Elev, Room/Area):

AB2, 573.00 ft, 55 Manufacturer/Model:

Instructions for Completing Checklist This checklist may be used to document the results of the Seismic Walkdown of an item of equipment on the SWEL. The space below each of the following questions may be used to record the results of judgments and findings. Additional space is provided at the end of this checklist for documenting other comments.

Anchorage

1.

Is anchorage configuration verification required (i.e., is the item one of the 50%

of SWEL items requiring such verification)?

No

2.

Is the anchorage free of bent, broken, missing or loose hardware?

Not Applicable

3.

Is the anchorage free of corrosion that is more than mild surface oxidation?

4.

Is the anchorage free of visible cracks in the concrete near the anchors?

5.

Is the anchorage configuration consistent with plant documentation? (Note:

This question only applies if the item is one of the 50% for which an anchorage configuration verification is required.)

Not Applicable Not Applicable Not Applicable

6.

Based on the above anchorage evaluations, is the anchorage free of potentially adverse seismic conditions?

Yes Interaction Effects C-597

DC Cook Unit 1 & Unit 2 SD-121023-001 Rev. 0, 11/05/12 Status: FTI N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

2-IMO-320 Equipment Class:

(8) Motor-Operated and Solenoid-Operated Valves EauiDment Descriotion:

WEST RESIDUAL HEAT REMOVAL PUMP PP-35W SUCTION

7.

Are soft targets free from impact by nearby equipment or structures?

8.

Are overhead equipment, distribution systems, ceiling tiles and lighting, and masonry block walls not likely to collapse onto the equipment?

Block wall - look at AR# 00863253 OK per DWG 12-4025, Wall W-24

9.

Do attached lines have adequate flexibility to avoid damage?

10.

Based on the above seismic interaction evaluations, is equipment free of potentially adverse seismic interaction effects?

Yes Yes Yes Yes Other Adverse Conditions

11.

Have you looked for and found no adverse seismic conditions that could Yes adversely affect the safety functions of the equipment?

Comments Evaluated by:

George G Thomas Date:

10/18/12 Neda Stoeva 10/18/12 Photos C-598

DC Cook Unit 1 & Unit 2 SD-121023-001 Rev. 0, 11/05/12 Status: [Y] N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

2-IMO-320 Equipment Class:

(8) Motor-Operated and Solenoid-Operated Valves 1r--iinm-nf r'rrntifn.

/AI::QT PID:IfI"I IA I-II AT DI:AfnX/AI Dl I, AD DDPP'Z AI I1 IC"TIf'nKI C-599

DC Cook Unit 1 & Unit 2 SD-121023-001 Rev. 0, 11/05/12 Status:

Y] N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

2-IMO-320 Equipment Class:

(8) Motor-Operated and Solenoid-Operated Valves pment

Description:

WEST RESIDUAL HEAT REMOVAL PUMP PP-351 C-600

DC Cook Unit 1 & Unit 2 SD-121023-001 Rev. 0, 11/05/12 Status:

] N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

2-IMO-331 Equipment Class:

(8) Motor-Operated and Solenoid-Operated Valves Equipment

Description:

WEST RHR TO UPPER CONTAINMENT SPRAY SHUTOFF VALVE Project:

DC Cook 2 SWEL Location (Bldg, Elev, Room/Area):

AB2, 609.00 ft, 6 Manufacturer/Model:

Instructions for Completing Checklist This checklist may be used to document the results of the Seismic Walkdown of an item of equipment on the SWEL. The space below each of the following questions may be used to record the results of judgments and findings. Additional space is provided at the end of this checklist for documenting other comments.

Anchorage

1. Is anchorage configuration verification required (i.e., is the item one of the 50%

of SWEL items requiring such verification)?

No

2.

Is the anchorage free of bent, broken, missing or loose hardware?

Not Applicable

3.

Is the anchorage free of corrosion that is more than mild surface oxidation?

4.

Is the anchorage free of visible cracks in the concrete near the anchors?

5.

Is the anchorage configuration consistent with plant documentation? (Note:

This question only applies if the item is one of the 50% for which an anchorage configuration verification is required.)

Not Applicable Not Applicable Not Applicable

6.

Based on the above anchorage evaluations, is the anchorage free of potentially adverse seismic conditions?

Yes Interaction Effects C-601

DC Cook Unit 1 & Unit 2 SD-121023-001 Rev. 0, 11/05/12 Status: LIII N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

2-IMO-331 Equipment Class:

(8) Motor-Operated and Solenoid-Operated Valves Equipment

Description:

WEST RHR TO UPPER CONTAINMENT SPRAY SHUTOFF VALVE

7.

Are soft targets free from impact by nearby equipment or structures?

Yes Yes

8.

Are overhead equipment, distribution systems, ceiling tiles and lighting, and masonry block walls not likely to collapse onto the equipment?

9.

Do attached lines have adequate flexibility to avoid damage?

Yes

10.

Based on the above seismic interaction evaluations, is equipment free of potentially adverse seismic interaction effects?

Yes Other Adverse Conditions

11.

Have you looked for and found no adverse seismic conditions that could Yes adversely affect the safety functions of the equipment?

Comments Evaluated by:

George G Thomas Date:

10/18/12 Neda Stoeva 10/18/12 Photos C-602

DC Cook Unit 1 & Unit 2 SD-121023-001 Rev. 0, 11/05/12 Status: ELI N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

2-IMO-331 Equipment Class:

(8) Motor-Operated and Solenoid-Operated Valves C-603

DC Cook Unit 1 & Unit 2 SD-121023-001 Rev. 0, 11/05/12 Status: FYi] N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

2-IMO-350 Equipment Class:

(8) Motor-Operated and Solenoid-Operated Valves EauiDment

Description:

WEST RHR HEAT EXCHANGER OUTLET TO SAFETY INJECTION Project:

DC Cook 2 SWEL Location (Bldg, Elev, Room/Area):

AB2, 609.00 ft, 6 Manufacturer/Model:

Instructions for Completing Checklist This checklist may be used to document the results of the Seismic Walkdown of an item of equipment on the SWEL. The space below each of the following questions may be used to record the results of judgments and findings. Additional space is provided at the end of this checklist for documenting other comments.

Anchorage

1.

Is anchorage configuration verification required (i.e., is the item one of the 50%

of SWEL items requiring such verification)?

No

2.

Is the anchorage free of bent, broken, missing or loose hardware?

Not Applicable

3.

Is the anchorage free of corrosion that is more than mild surface oxidation?

4.

Is the anchorage free of visible cracks in the concrete near the anchors?

5.

Is the anchorage configuration consistent with plant documentation? (Note:

This question only applies if the item is one of the 50% for which an anchorage configuration verification is required.)

Not Applicable Not Applicable Not Applicable

6.

Based on the above anchorage evaluations, is the anchorage free of potentially adverse seismic conditions?

Yes Interaction Effects C-604

DC Cook Unit I & Unit 2 SD-121023-001 Rev. 0, 11/05/12 Status: EZ] N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

2-IMO-350 Equipment Class:

(8) Motor-Operated and Solenoid-Operated Valves Equipment

Description:

WEST RHR HEAT EXCHANGER OUTLET TO SAFETY INJECTION

7.

Are soft targets free from impact by nearby equipment or structures?

Yes

8.

Are overhead equipment, distribution systems, ceiling tiles and lighting, and masonry block walls not likely to collapse onto the equipment?

9.

Do attached lines have adequate flexibility to avoid damage?

10.

Based on the above seismic interaction evaluations, is equipment free of potentially adverse seismic interaction effects?

Yes Yes Yes Other Adverse Conditions

11.

Have you looked for and found no adverse seismic conditions that could Yes adversely affect the safety functions of the equipment?

Comments Evaluated by:

George G Thomas Date:

10/18/12 Neda Stoeva 10/18/12 Photos C-605

DC Cook Unit 1 & Unit 2 SD-121023-001 Rev. 0, 11/05/12 Status: LY-I N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

2-IMO-350 Equipment Class:

(8) Motor-Operated and Solenoid-Operated Valves Pnidnmonft fcýrinfinn AI/I=*ZT PWI-PWI=AT F=Y-WAMfIF=D1TI F:T Tfl *AI*:FTV IM ltfTIt'M C-606

DC Cook Unit 1 & Unit 2 SD-121023-001 Rev. 0, 11/05/12 Status: []

N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

2-IMO-350 Equipment Class:

(8) Motor-Operated and Solenoid-Operated Valves ipment

Description:

WEST RHR HEAT EXCHANGER OUTLET TO SAFETY INJECTION C-607

DC Cook Unit 1 & Unit 2 SD-121023-001 Rev. 0, 11/05/12 Status: FY-] N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

2-IMO-52 Equipment Class:

(8) Motor-Operated and Solenoid-Operated Valves Equipment

Description:

BORON INJECTION TO REACTOR COOLANT LOOP #2 SHUTOFF Project:

DC Cook 2 SWEL Location (Bldg, Elev, Room/Area):

CON2, 598.00 ft, 59 Manufacturer/Model:

Instructions for Completing Checklist This checklist may be used to document the results of the Seismic Walkdown of an item of equipment on the SWEL. The space below each of the following questions may be used to record the results of judgments and findings. Additional space is provided at the end of this checklist for documenting other comments.

Anchorage

1.

Is anchorage configuration verification required (i.e., is the item one of the 50%

of SWEL items requiring such verification)?

No

2.

Is the anchorage free of bent, broken, missing or loose hardware?

Yes

3.

Is the anchorage free of corrosion that is more than mild surface oxidation?

4.

Is the anchorage free of visible cracks in the concrete near the anchors?

Yes Yes

5.

Is the anchorage configuration consistent with plant documentation? (Note:

This question only applies if the item is one of the 50% for which an anchorage configuration verification is required.)

6.

Based on the above anchorage evaluations, is the anchorage free of potentially adverse seismic conditions?

Not Applicable Yes Interaction Effects C-608

DC Cook Unit 1 & Unit 2 SD-121023-001 Rev. 0, 11/05/12 Status: IY-] N U

Seismic Walkdown Checklist (SWC)

Equipment ID No.:

2-IMO-52 Equipment Class:

(8) Motor-Operated and Solenoid-Operated Valves EauiDment DescriDtion:

BORON INJECTION TO REACTOR COOLANT LOOP #2 SHUTOFF

7.

Are soft targets free from impact by nearby equipment or structures?

Yes

8.

Are overhead equipment, distribution systems, ceiling tiles and lighting, and masonry block walls not likely to collapse onto the equipment?

Yes

9.

Do attached lines have adequate flexibility to avoid damage?

Yes

10.

Based on the above seismic interaction evaluations, is equipment free of potentially adverse seismic interaction effects?

Yes Other Adverse Conditions

11.

Have you looked for and found no adverse seismic conditions that could Yes adversely affect the safety functions of the equipment?

Comments Evaluated by:

3.Ai George G Thomas Date:

10/18/12 Neda Stoeva 10/18/12 Photos C-609

DC Cook Unit 1 & Unit 2 SD-121023-001 Rev. 0, 11/05/12 Status: l N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

2-IMO-52 Equipment Class:

(8) Motor-Operated and Solenoid-Operated Valves MTION TO I

i,

i1 I

C-610

DC Cook Unit 1 & Unit 2 SD-121023-001 Rev. 0, 11/05/12 Status: Eli N U

Seismic Walkdown Checklist (SWC)

Equipment ID No.:

2-IMO-52 Equipment Class:

(8) Motor-Operated and Solenoid-Operated Valves Equipment

Description:

BORON INJECTION TO REACTOR COOLANT LOOP #2 SHUTOFF P9120114 P9120115 C-611

DC Cook Unit 1 & Unit 2 SD-121023-001 Rev. 0, 11/05/12 Status: FY-] N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

2-IMO-52 Equipment Class:

(8) Motor-Operated and Solenoid-Operated Valves Equipment

Description:

BORON INJECTION TO REACTOR COOLANT LOOP #2 SHUTOFF C-612

DC Cook Unit 1 & Unit 2 SD-121023-001 Rev. 0, 11/05/12 Status: Elil N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

2-IMO-911 Equipment Class:

(8) Motor-Operated and Solenoid-Operated Valves EauiDment

Description:

REFUELING WATER STORAGE TANK TO CVCS CHARGING Project:

DC Cook 2 SWEL Location (Bldg, Elev, Room/Area):

AB2, 587.00 ft, 40 Manufacturer/Model:

Instructions for Completing Checklist This checklist may be used to document the results of the Seismic Walkdown of an item of equipment on the SWEL. The space below each of the following questions may be used to record the results of judgments and findings. Additional space is provided at the end of this checklist for documenting other comments.

Anchorage

1.

Is anchorage configuration verification required (i.e., is the item one of the 50%

of SWEL items requiring such verification)?

No

2.

Is the anchorage free of bent, broken, missing or loose hardware?

Not Applicable

3.

Is the anchorage free of corrosion that is more than mild surface oxidation?

4.

Is the anchorage free of visible cracks in the concrete near the anchors?

5.

Is the anchorage configuration consistent with plant documentation? (Note:

This question only applies if the item is one of the 50% for which an anchorage configuration verification is required.)

Not Applicable Not Applicable Not Applicable

6.

Based on the above anchorage evaluations, is the anchorage free of potentially adverse seismic conditions?

Yes Interaction Effects C-613

DC Cook Unit 1 & Unit 2 SD-121023-001 Rev. 0, 11/05/12 Status: EL] N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

2-IMO-911 Equipment Class:

(8) Motor-Operated and Solenoid-Operated Valves EquipmentDescription:

REFUELING WATER STORAGE TANK TO CVCS CHARGING

7.

Are soft targets free from impact by nearby equipment or structures?

Yes

8.

Are overhead equipment, distribution systems, ceiling tiles and lighting, and masonry block walls not likely to collapse onto the equipment?

Yes

9.

Do attached lines have adequate flexibility to avoid damage?

Yes

10.

Based on the above seismic interaction evaluations, is equipment free of potentially adverse seismic interaction effects?

Yes Other Adverse Conditions

11.

Have you looked for and found no adverse seismic conditions that could Yes adversely affect the safety functions of the equipment?

Comments Evaluated by:

George G Thomas Date:

10/18/12 Neda Stoeva 10/18/12 Photos C-614

DC Cook Unit 1 & Unit 2 SD-121023-001 Rev. 0, 11/05/12 Status:

Y-] N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

2-IMO-911 Equipment Class:

(8) Motor-Operated and Solenoid-Operated Valves Eauioment DescriDtion:

REFUELING WATER STORAGE TANK TO CVCS CHARGING C-615

DC Cook Unit 1 & Unit 2 SD-121023-001 Rev. 0, 11/05/12 Status:

Y N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

2-IMO-911 Equipment Class:

(8) Motor-Operated and Solenoid-Operated Valves ipment

Description:

REFUELING WATER STORAGE TANK TO CVCS C-616

DC Cook Unit 1 & Unit 2 SD-121023-001 Rev. 0, 11/05/12 Status:

Y N 1IE Seismic Walkdown Checklist (SWC)

Equipment ID No.:

2-MCAB Equipment Class:

(14) Distribution Panels Equipment

Description:

250VDC DISTRIBUTION PANEL MCAB Project:

DC Cook 2 SWEL Location (Bldg, Elev, Room/Area):

AB2, 609.00 ft, 200 Manufacturer/Model:

Instructions for Completing Checklist This checklist may be used to document the results of the Seismic Walkdown of an item of equipment on the SWEL. The space below each of the following questions may be used to record the results of judgments and findings. Additional space is provided at the end of this checklist for documenting other comments.

Anchorage

1. Is anchorage configuration verification required (i.e., is the item one of the 50%

of SWEL items requiring such verification)?

CANNOT OPEN - CAN'T SEE ANCHORAGE

2.

Is the anchorage free of bent, broken, missing or loose hardware?

No Unknown

3.

Is the anchorage free of corrosion that is more than mild surface oxidation?

4.

Is the anchorage free of visible cracks in the concrete near the anchors?

5.

Is the anchorage configuration consistent with plant documentation? (Note:

This question only applies if the item is one of the 50% for which an anchorage configuration verification is required.)

6.

Based on the above anchorage evaluations, is the anchorage free of potentially adverse seismic conditions?

Cannot open - cannot see anchorage Unknown Unknown Unknown Unknown Interaction Effects C-617

DC Cook Unit 1 & Unit 2 SD-121023-001 Rev. 0, 11/05/12 Status:

Y N Ull Seismic Walkdown Checklist (SWC)

Equipment ID No.:

2-MCAB Equipment Class:

(14) Distribution Panels EQuipment

Description:

250VDC DISTRIBUTION PANEL MCAB

7.

Are soft targets free from impact by nearby equipment or structures?

8.

Are overhead equipment, distribution systems, ceiling tiles and lighting, and masonry block walls not likely to collapse onto the equipment?

9.

Do attached lines have adequate flexibility to avoid damage?

10.

Based on the above seismic interaction evaluations, is equipment free of potentially adverse seismic interaction effects?

Yes Yes Yes Yes Other Adverse Conditions

11.

Have you looked for and found no adverse seismic conditions that could Yes adversely affect the safety functions of the equipment?

CANNOT OPEN Comments Evaluated by:

George G Thomas Date:

10/18/12 Neda Stoeva 10/18/12 Photos C-618

DC Cook Unit 1 & Unit 2 SD-121023-001 Rev. 0, 11/05/12 Status:

Y N L-0 Seismic Walkdown Checklist (SWC)

Equipment ID No.:

2-MCAB Equipment Class:

(14) Distribution Panels C-619

DC Cook Unit 1 & Unit 2 SD-121023-001 Rev. 0, 11/05/12 Status:

Y N E-]

Seismic Walkdown Checklist (SWC)

Equipment ID No.:

2-MCAB Equipment Class:

(14) Distribution Panels Eauioment Descriotion:

25OVDC DISTRIBUTION PANEL MCAB C-620