ML12353A228

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12Q0108.50-R-001, Rev. 1, Seismic Walkdown Report in Response to the 50.54(f) Information Request Regarding Fukushima Near-Term Task Force Recommendation 2.3: Seismic for the LaSalle County Station, Unit 1, Part 4 of 15
ML12353A228
Person / Time
Site: LaSalle 
(NPF-011)
Issue date: 11/01/2012
From: Delaney M
Stevenson & Associates
To:
Exelon Generation Co, Office of Nuclear Reactor Regulation
References
RS-12-163 12Q0108.50-R-001, Rev 1
Download: ML12353A228 (84)


Text

12Q0108.50-R-001 Rev. 1 Correspondence No.: RS-12-163 Sheet 1 of 4 Status: EY7 N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

lCll-DO01001 Equipment Class:

(0) Other Equipment

Description:

CONTROL UNIT CRD HYDRAULIC 26-59 Project:

LaSalle 1 SWEL Location (Bldg, Elev, Room/Area):

RB, 761.00 ft, ALL 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.

Anchoraae

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.)

Anchorage shown on drawings M-1562, Rev. D and M-1590, Sheet 4, Rev.

N.

6.

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

Scram valves and accumulator well-supported on HCU framework.

Yes Yes C-76

12Q0108.50-R-001 Rev. 1 Correspondence No.: RS-12-163 Sheet 2 of 4 Status: F N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

lC11-DO01001 Equipment Class:

(0) Other Equipment

Description:

CONTROL UNIT CRD HYDRAULIC 26-59 Interaction Effects

7.

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

Racks have stand-offs to structural steel frame to prevent movement.

8.

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

Overhead light fixtures judged to be acceptable. Open S-hooks, but pipe in vicinity and tie-offs prevent sway into CRD/HCU rack See IR 1406922.

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 Seismic Walkdown Team: D. Carter & J. Griffith - 8/28/2012 Evaluated by:

,A10-4,-

David Carter Date:

10/17/2012 0 VK James Griffith 10/17/2012 C-77

12Q0108.50-R-001 Rev. 1 Correspondence No.: RS-12-163 Sheet 3 of 4 Status: FY] N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

Equipment Class:

Equipment

Description:

lCll1-D001 001 (0) Other CONTROL UNIT CRD HYDRAULIC 26-59 lCl 00 00 (0)

Ot e Photos LaSalle 8-28-12 304 (3)

C-78

12Q0108.50-R-001 Rev. 1 Correspondence No.: RS-12-163 Sheet 4 of 4 Status: F]

N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

1C11-DO01001 Equipment Class:

(0) Other L

C-79

12Q.108.50-R-.01 Rev. 1 Correspondence No.: RS-12-163 Sheet I of 7 Status: F] N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

ICI1-DO01089 Equipment Class:

(0) Other Equipment

Description:

CONTROL UNIT CRD HYDRAULIC 30-03 Project:

LaSalle 1 SWEL Location (Bldg, Elev, Room/Area):

RB, 761.00 ft, ALL 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.

Anchoraae

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.)

Anchorage shown on drawings M-1562, Rev. D and M-1590, Sheet 4, Rev.'

N.

6.

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

Scram valves and accumulator well-supported on HCU framework.

Yes Yes C-80

12Q0108.50-R-001 Rev. 1 Correspondence No.: RS-12-163 Sheet 2 of 7 Status: F N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

lCll-DO01089 Equipment Class:

(0) Other EauiDment DescriDtion:

CONTROL UNIT CRD HYDRAULIC 30-03 Interaction Effects

7.

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

Racks have stand-offs to structural steel frame to prevent movement.

8.

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

Overhead light fixtures judged to be acceptable. Open S-hooks, but pipe in vicinity and tie-offs prevent sway into CRD/HCU rack. See IR 1406922.

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 Seismic Walkdown Team: D. Carter & J. Griffith - 8/28/2012 Evaluated by:

9OA/O-.k David Carter Date:

10/25/2012 r" 4 James Griffith 10/25/2012 C-81

12QO108.50-R-o*

1 Rev. 1 Correspondence No.: RS-12-163 Sheet 3 of 7 Status: F-] N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

iC11-DO01089 Equipment Class:

(0) Other EQuipment

Description:

CONTROL UNIT CRD HYDRAULIC 30-03 Photos C-82

12Q0108.50-R-001 Rev. I Correspondence No.: RS-12-163 Sheet 4 of 7 Status: F N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

lCll-D001089 Equipment Class:

(0) Other IL C-83

12Q0108.50-R-001 Rev. 1 Correspondence No.: RS-12-163 Sheet 5 of 7 Status: F N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

1CIl-D001089 Equipment Class:

(0) Other pment

Description:

CONTROL UNIT CRD HY[

CONTROL~0 --......

LaSalle 8-28-12 293 (6)

C-84

12Q0108.50-R-001 Rev. 1 Correspondence No.: RS-12-163 Sheet 6 of 7 Status: FY-I N U Seismic Wslkdown Checklist (SWC)

Equipment ID No.:

lCll-D001089 Equipment Class:

(0) Other C-85

12QO108.50-R-O01 Rev. I Correspondence No.: RS-12-163 Sheet 7 of 7 Status:

Y N

U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

lCll-D001089 Equipment Class:

(0) Other E ui ment Descri ton:

CONTROL UNIT CR0 HYDRAULIC 30-03 LaSalle 8-28-12 293 (9)

C-86

12Q0108.50-R-001 Rev. 1 Correspondence No.: RS-12-163 Sheet 1 of 8 Status: FL-1 N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

1CII -D001093 Equipment Class:

(0) Other Equipment

Description:

CONTROL UNIT CRD HYDRAULIC 42-59 Project:

LaSalle 1 SWEL Location (Bldg, Elev, Room/Area):

RB, 761.00 ft, ALL 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)?

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?

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.)

Anchorages shown on drawings M-1562, Rev. D and M-1590, Sheet 4, Rev.

N.

6.

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

Scram valves and accumulator well-supported on HCU framework.

Yes Yes Yes Yes Yes Yes C-87

12Q0108.50-R-001 Rev. 1 Correspondence No.: RS-12-163 Sheet 2 of 8 Status: Y N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

lCll-DO01093 Equipment Class:

(0) Other Eauipment

Description:

CONTROL UNIT CRD HYDRAULIC 42-59 Interaction Effects

7.

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

Racks have stand-offs to structural steel frame to prevent movement.

8.

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

Overhead light fixtures judged to be acceptable. Open S-hooks, but pipe in vicinity and tie-offs prevent sway into CRDA-ICU rack. See IR 1406922.

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 Seismic Walkdown Team: D. Carter & J. Griffith - 8/28/2012 Evaluated by:

QJ,1/,-

David Carter Date:

10/17/2012

?FA James Griffith 10/17/2012 C-88

12Q0108.50-R-001 Rev. I Correspondence No.: RS-12-163 Sheet 3 of 8 Status: [-1 N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

lCll-DO01093 Equipment Class:

(0) Other Eauioment Descriotion:

CONTROL UNIT CRD HYDRAULIC 42-59 C-89

12Q0108.50-R-001 Rev. 1 Correspondence No.: RS-12-163 Sheet 4 of 8 Status: F N

U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

1Cll-D001093 Equipment Class:

(0) Other

)

C-90

12Q0108.50-R-001 Rev. 1 Correspondence No.: RS-12-163 Sheet 5 of 8 Status: F N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

IC11-D001093 Equipment Class:

(0) Other I i C-91

12Q0108.50-R-001 Rev. 1 Correspondence No.: RS-12-163 Sheet 6 of 8 Status: E-7 N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

lCll-DO01093 Equipment Class:

(0) Other Equipment

Description:

CONTROL UNIT CRD HYDRAULIC 42-59 L

C-92

12Q0108.50-R-001 Rev. 1 Correspondence No.: RS-12-163 Sheet 7 of 8 Status: [-ý N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

lCll-D001093 Equipment Class:

(0) Other

) HYI C-93

12Q0108.50-R-001 Rev. 1 Correspondence No.: RS-12-163 Sheet 8 of 8 Status: F N

U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

lCl1-DO01093 Equipment Class:

(0) Other C-94

12Q0108.50-R-001 Rev. 1 Correspondence No.: RS-12-163 Sheet 1 of 6 Status: F N

U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

1Cll-D001182 Equipment Class:

(0) Other Equipment

Description:

CONTROL UNIT CRD HYDRAULIC 34-03 Project:

LaSalle 1 SWEL Location (Bldg, Elev, Room/Area):

RB, 761.00 ft, ALL 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%

Yes of SWEL items requiring such verification)?

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:

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

Anchorage shown on drawings M-1562, Rev. D and M-1590, Sheet 4, Rev.

N.

6.

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

Scram valves and accumulator well-supported on HCU framework.

C-95

12Q0108.50-R-001 Rev. 1 Correspondence No.: RS-12-163 Sheet 2 of 6 Status: rYI N U

Seismic Walkdown Checklist (SWC)

Equipment ID No.:

lCll-D001182 Equipment Class:

(0) Other Eauipment

Description:

CONTROL UNIT CRD HYDRAULIC 34-03 Interaction Effects

7.

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

Racks have stand-offs to structural steel frame to prevent movement.

8.

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

Overhead light fixtures judged to be acceptable. Open S-hooks, but pipe in vicinity and tie-offs prevent sway into CRD/HCU rack. See IR 1406922.

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 Seismic Walkdown Team: D. Carter & J. Griffith - 8/28/2012 Evaluated by:

-J*dJk David Carter Date:

10/17/2012 James Griffith 10/17/2012 C-96

12Q0108.50-R-001 Rev. I Correspondence No.: RS-12-163 Sheet 3 of 6 Status: F N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

Equipment Class:

Eauibment Descriotion:

lCll-D001182 (0) Other CONTROL UNIT CRD HYDRAULIC 34-03 Photos C-97

12Q0108.50-R-001 Rev. 1 Correspondence No.: RS-12-163 Sheet 4 of 6 Status: [-1 N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

IC11-D001182 Equipment Class:

(0) Other L

C-98

12Q0108.50-R-001 Rev. 1 Correspondence No.: RS-12-163 Sheet 5 of 6 Status: [Y-I N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

lC11-D001182 Equipment Class:

(0) Other

'I-C-99

12Q0108.50-R-001 Rev. 1 Correspondence No.: RS-12-163 Sheet 6 of 6 Status: '-Y-N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

lCll-D001182 Equipment Class:

(0) Other EQuipment

Description:

CONTROL UNIT CRD HYDRAULIC 34-03 L

C-100

12Q0108.50-R-001 Rev. I Correspondence No.: RS-12-163 Sheet 1 of 2 Status: FI-N U

Seismic Walkdown Checklist (SWC)

Equipment ID No.:

1Cll-D2659-125 Equipment Class:

(21) Tanks and Heat Exchangers Equipment

Description:

CRD HCU SCRAM WATER ACCUMULATOR Project:

LaSalle 1 SWEL Location (Bldg, Elev, Room/Area):

RB, 761.00 ft, ALL 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 findincis. Additional space is provided at the end of this checklist for documentinq other comments.

Anchoraae

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?

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?

The scram water accumulator is an in-line component that is adequately restrained to the CRD/HCU support frame.

Not Applicable Not Applicable Not Applicable Not Applicable Yes C-101

12QO108.50-R-o01 Rev. 1 Correspondence No.: RS-12-163 Sheet 2 of 2 Status: F N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

lC11-D2659-125 Equipment Class:

(21) Tanks and Heat Exchangers Equipment

Description:

CRD HCU SCRAM WATER ACCUMULATOR Interaction Effects

7.

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

Racks have stand-offs to structural steel frame to prevent movement.

Yes

8.

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

Overhead light fixtures judged to be acceptable. Open S-hooks, but pipe in vicinity and tie-offs prevent sway into CRD/HCU rack. See IR 1406922.

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 Seismic Walkdown Team: D. Carter & J. Griffith - 8/28/2012 For photographs, see the SWC for I C 11-DO01 001.

Evaluated by:

,Q-JJJ--

David Carter Date:

10/17/2012 James Griffith 10/17/2012 Photos C-102

12Q0108.50-R-001 Rev. 1 Correspondence No.: RS-12-163 Sheet 1 of 2 Status: F N

U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

lC11-D2659-126 Equipment Class:

(7) Fluid-Operated Valves Eauioment Descriotion:

CRD HCU SCRAM INLET VALVE Project:

LaSalle 1 SWEL Location (Bldg, Elev, Room/Area):

RB, 761.00 ft, ALL 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?

The scram inlet valve is an in-line component with the operator adequately restrained to the CRDIHCU support frame.

Yes C-103

12Q0108.50-R-001 Rev. 1 Correspondence No.: RS-12-163 Sheet 2 of 2 Status: F N

U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

lC11-D2659-126 Equipment Class:

(7) Fluid-Operated Valves Equipment

Description:

CRD HCU SCRAM INLET VALVE Interaction Effects

7.

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

Yes Racks have stand-offs to structural steel frame to prevent movement.

8.

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

Overhead light fixtures judged to be acceptable. Open S-hooks, but pipe in vicinity and tie-offs prevent sway into CRD/HCU rack. See IR 1406922.

9.

Do attached lines have adequate flexibility to avoid damage?

Yes Yes Yes

10.

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

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 Seismic Walkdown Team: D. Carter & J. Griffith - 8/28/2012 For photographs, see the SWC for 1 Cl 1-DO00 0001.

Evaluated by:

,JQ,-*-

David Carter Date:

10/17/2012 James Griffith 10/17/2012 Photos C-104

12Q0108.50-R-001 Rev. 1 Correspondence No.: RS-12-163 Sheet 1 of 2 Status: Y N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

lC11-D2659-127 Equipment Class:

(7) Fluid-Operated Valves Equipment

Description:

CRD HCU SCRAM OUTLET VALVE Project:

LaSalle 1 SWEL Location (Bldg, Elev, Room/Area):

RB, 761.00 ft, ALL 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?

The scram outlet valve is an in-line component with the operator adequately restrained to the CRDIHCU support frame.

Yes C-105

12Q0108.50-R-001 Rev. 1 Correspondence No.: RS-12-163 Sheet 2 of 2 Status: Y N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

lC11-D2659-127 Equipment Class:

(7) Fluid-Operated Valves Equipment

Description:

CRD HCU SCRAM OUTLET VALVE Interaction Effects

7.

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

Racks have stand-offs to structural steel frame to prevent movement.

8.

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

Overhead light fixtures judged to be acceptable. Open S-hooks, but pipe in vicinity and tie-offs prevent sway into CRD/HCU rack. See IR 1406922.

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 Seismic Walkdown Team: D. Carter & J. Griffith - 8/28/2012 For photographs, see the SWC for lC11-DO01 001.

Evaluated by:

190.102k. David Carter Date:

10/17/2012 James Griffith 10/17/2012 Photos C-106

12Q0108.50-R-001 Rev. 1 Correspondence No.: RS-12-163 Sheet 1 of 2 Status: F N

U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

1Cll-D3003-125 Equipment Class:

(21) Tanks and Heat Exchangers EauiDment

Description:

CRD HCU SCRAM WATER ACCUMULATOR Project:

LaSalle 1 SWEL Location (Bldg, Elev, Room/Area):

RB, 761.00 ft, ALL 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?

The scram water accumulator is an in-line component that is adequately restrained to the CRD/HCU support frame.

Yes C-107

12Q0108.50-R-001 Rev. 1 Correspondence No.: RS-12-163 Sheet 2 of 2 Status: 111 N U

Seismic Walkdown Checklist (SWC)

Equipment ID No.:

1C11-D3003-125 Equipment Class:

(21) Tanks and Heat Exchangers Equipment

Description:

CRD HCU SCRAM WATER ACCUMULATOR Interaction Effects

7.

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

Racks have stand-offs to structural steel frame to prevent movement.

8.

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

Overhead light fixtures judged to be acceptable. Open S-hooks, but pipe in vicinity and tie-offs prevent sway into CRDAHCU rack See IR 1406922.

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 Seismic Walkdown Team: D. Carter & J. Griffith - 8/28/2012 For photographs, see the SWC for 1 Cl 1-DO01 089.

Evaluated by:

9-Q(k David Carter Date:

10/17/2012 James Griffith 10/17/2012 Photos C-108

12Q0108.50-R-001 Rev. 1 Correspondence No.: RS-12-163 Sheet 1 of 2 Status: F N

U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

ICI1-D3003-126 Equipment Class:

(7) Fluid-Operated Valves Equipment

Description:

CRD HCU SCRAM INLET VALVE Project:

LaSalle 1 SWEL Location (Bldg, Elev, Room/Area):

RB, 761.00 ft, ALL 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?

The scram inlet valve is an in-line component with the operator adequately restrained to the CRD/HCU support frame.

Yes C-109

12Q0108.50-R-0O1 Rev. 1 Correspondence No.: RS-12-163 Sheet 2 of 2 Status: [T N U

Seismic Walkdown Checklist (SWC)

Equipment ID No.:

lC11-D3003-126 Equipment Class:

(7) Fluid-Operated Valves Equipment

Description:

CRD HCU SCRAM INLET VALVE Interaction Effects

7.

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

Racks have stand-offs to structural steel frame to prevent movement.

8.

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

Overhead light fixtures judged to be acceptable. Open S-hooks, but pipe in vicinity and tie-offs prevent sway into CRD/HCU rack. See IR 1406922.

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 Seismic Walkdown Team: D. Carter & J. Griffith - 8/28/2012 For photographs, see the SWC for 1 CI 1-DO01 089.

Evaluated by:

P01'02k. David Carter Date:

10/17/2012 James Griffith 10/17/2012 Photos C-110

12Q0108.50-R-001 Rev. 1 Correspondence No.: RS-12-163 Sheet 1 of 2 Status: F N

U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

1C11-D3003-127 Equipment Class:

(7) Fluid-Operated Valves Equipment

Description:

CRD HCU SCRAM OUTLET VALVE Project:

LaSalle 1 SWEL Location (Bldg, Elev, Room/Area):

RB, 761.00 ft, ALL 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.

Anchoraae

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?

The scram outlet valve is an in-line component with the operator adequately restrained to the CRD/HCU support frame.

Yes C-111

12Q0108.50-R-01 Rev. 1 Correspondence No.: RS-12-163 Sheet 2 of 2 Status: F N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

lC11-D3003-127 Equipment Class:

(7) Fluid-Operated Valves Equipment

Description:

CRD HCU SCRAM OUTLET VALVE Interaction Effects

7.

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

Racks have stand-offs to structural steel frame to prevent movement.

8.

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

Overhead fight fixtures judged to be acceptable. Open S-hooks, but pipe in vicinity and tie-offs prevent sway into CRD/HCU rack. See IR 1406922.

9.

Do attached lines have adequate flexibility to avoid damage?

Yes Yes Yes Yes

10.

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

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 Seismic Walkdown Team: D. Carter & J. Griffith - 8/28/2012 For photographs, see the SWC for 1 Cl 1-D001089.

Evaluated by:

,1JA1Q0-k-David Carter Date:

10/17/2012 James Griffith 10/17/2012 Photos C-1 12

12Q0108.50-R-001 Rev. 1 Correspondence No.: RS-12-163 Sheet 1 of 2 Status: F N

U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

1Cll-D3403-125 Equipment Class:

(21) Tanks and Heat Exchangers Equipment

Description:

CRD HCU SCRAM WATER ACCUMULATOR Project:

LaSalle 1 SWEL Location (Bldg, Elev, Room/Area):

RB, 761.00 ft, ALL 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?

The scram water accumulator is an in-line component that is adequately restrained to the CRD/HCU support frame.

Yes C-1 13

12Q0108.50-R-001 Rev. 1 Correspondence No.: RS-12-163 Sheet 2 of 2 Status: F N

U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

lC11-D3403-125 Equipment Class:

(21) Tanks and Heat Exchangers EauiDment

Description:

CRD HCU SCRAM WATER ACCUMULATOR Interaction Effects

7.

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

Racks have stand-offs to structural steel frame to prevent movement.

8.

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

Overhead light fixtures judged to be acceptable. Open S-hooks, but pipe in vicinity and tie-offs prevent sway into CRDIHCU rack. See IR 1406922.

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 Seismic Walkdown Team: D. Carter & J. Griffith - 8/28/2012 For photographs, see the SWC for 1 Cl 1-D001182.

Evaluated by:

David Carter Date:

10/17/2012 James Griffith 10/17/2012 Photos C-114

12Q0108.50-R-001 Rev. 1 Correspondence No.: RS-12-163 Sheet 1 of 2 Status: EZI N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

lC11-D3403-126 Equipment Class:

(7) Fluid-Operated Valves EauiDment

Description:

CRD HCU SCRAM INLET VALVE Project:

LaSalle 1 SWEL Location (Bldg, Elev, Room/Area):

RB, 761.00 ft, ALL 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?

The scram inlet valve is an in-line component with the operator adequately restrained to the CRD/HCU support frame.

Yes C-115

12QO108.50-R-001 Rev. 1 Correspondence No.: RS-12-163 Sheet 2 of 2 Status: Y N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

lC11-D3403-126 Equipment Class:

(7) Fluid-Operated Valves Equipment

Description:

CRD HCU SCRAM INLET VALVE Interaction Effects

7.

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

Racks have stand-offs to structural steel frame to prevent movement.

8.

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

Overhead light fixtures judged to be acceptable. Open S-hooks, but pipe in vicinity and tie-offs prevent sway into CRD/HCU rack See IR 1406922.

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 Seismic Walkdown Team: D. Carter & J. Griffith - 8/28/2012 For photographs, see the SWC for 1 C11 -DO01 182.

Evaluated by:

,-JAIO--

David Carter Date:

10/17/2012 A1 James Griffith 10/17/2012 Photos C-1 16

12Q0108.50-R-001 Rev. 1 Correspondence No.: RS-12-163 Sheet 1 of 2 Status: E* N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

lC11-D3403-127 Equipment Class:

(7) Fluid-Operated Valves Eauipment

Description:

CRD HCU SCRAM OUTLET VALVE Project:

LaSalle 1 SWEL Location (Bldg, Elev, Room/Area):

RB, 761.00 ft, ALL 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?

The scram outlet valve is an in-line component with the operator adequately restrained to the CRDIHCU support frame.

Yes C-117

12Q0108.50-R-001 Rev. 1 Correspondence No.: RS-12-163 Sheet 2 of 2 Status: IjYj N

U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

1CI1-D3403-127 Equipment Class:

(7) Fluid-Operated Valves Equipment

Description:

CRD HCU SCRAM OUTLET VALVE Interaction Effects

7.

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

Racks have stand-offs to structural steel frame to prevent movement.

8.

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

Overhead light fixtures judged to be acceptable. Open S-hooks, but pipe in vicinity and tie-offs prevent sway into CRD/HCU rack See IR 1406922.

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 Seismic Walkdown Team: D. Carter & J. Griffith - 8/28/2012 For photographs, see the SWC for 1 Cl 1-D001182.

Evaluated by:

.JAIQ-. David Carter Date:

10/17/2012 James Griffith 10/17/2012 Photos C-1 18

12Q0108.50-R-001 Rev. 1 Correspondence No.: RS-12-163 Sheet 1 of 2 Status: F N

U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

lC11-D4259-125 Equipment Class:

(21) Tanks and Heat Exchangers Equipment

Description:

CRD HCU SCRAM WATER ACCUMULATOR Project:

LaSalle 1 SWEL Location (Bldg, Elev, Room/Area):

RB, 761.00 ft, ALL 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?

The scram water accumulator is an in-line component that is adequately restrained to the CRD/HCU support frame.

Yes C-119

12Q0108.50-R-001 Rev. 1 Correspondence No.: RS-12-163 Sheet 2 of 2 Status: F N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

lC11-D4259-125 Equipment Class:

(21) Tanks and Heat Exchangers Equipment

Description:

CRD HCU SCRAM WATER ACCUMULATOR Interaction Effects

7.

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

Racks have stand-offs to structural steel frame to prevent movement.

8.

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

Overhead light fixtures judged to be acceptable. Open S-hooks, but pipe in vicinity and tie-offs prevent sway into CRD/HCU rack. See IR 1406922.

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 Seismic Walkdown Team: D. Carter & J. Griffith - 8/28/2012 For photographs, see the SWC for 1 C11 -DO01 093.

Evaluated by:

ZA.O-k-David Carter Date:

10/17/2012

, VK James Griffith 10/17/2012 Photos C-120

12Q0108.50-R-001 Rev. 1 Correspondence No.: RS-12-163 Sheet 1 of 2 Status: F N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

1C11-D4259-126 Equipment Class:

(7) Fluid-Operated Valves Equipment

Description:

CRD HCU SCRAM INLET VALVE Project:

LaSalle 1 SWEL Location (Bldg, Elev, Room/Area):

RB, 761.00 ft, ALL 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?

The scram inlet valve is an in-line component with the operator adequately restrained to the CRDIHCU support frame.

Yes C-121

12Q0108.50-R-001 Rev. 1 Correspondence No.: RS-12-163 Sheet 2 of 2 Status: r-Y N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

1Cl1-D4259-126 Equipment Class:

(7) Fluid-Operated Valves Equipment

Description:

CRD HCU SCRAM INLET VALVE Interaction Effects

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

Racks have stand-offs to structural steel frame to prevent movement.

8.

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

Overhead light fixtures judged to be acceptable. Open S-hooks, but pipe in vicinity and tie-offs prevent sway into CRD/IHCU rack. See IR 1406922.

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 Seismic Walkdown Team: D. Carter & J. Griffith - 8/28/2012 For photographs, see the SWC for 1C11-DO01 093.

Evaluated by:

ZJAIO-k David Carter Date:

10/17/2012 Ae James Griffith 10/17/2012 Photos C-122

12QO108.50-R-001 Rev. 1 Correspondence No.: RS-12-163 Sheet 1 of 2 Status: F N

U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

lC11-D4259-127 Equipment Class:

(7) Fluid-Operated Valves Eauioment Descriotion:

CRD HCU SCRAM OUTLET VALVE Project:

LaSalle 1 SWEL Location (Bldg, Elev, Room/Area):

RB, 761.00 ft, ALL 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?

The scram outlet valve is an in-line component with the operator adequately restrained to the CRDIHCU support frame.

Yes C-1 23

12Q0108.50-R-001 Rev. 1 Correspondence No.: RS-12-163 Sheet 2 of 2 Status: FYI N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

1C11-D4259-127 Equipment Class:

(7) Fluid-Operated Valves Equipment

Description:

CRD HCU SCRAM OUTLET VALVE Interaction Effects

7.

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

Racks have stand-offs to structural steel frame to prevent movement.

8.

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

Overhead light fixtures judged to be acceptable. Open S-hooks, but pipe in vicinity and tie-offs prevent sway into CRD/IHCU rack. See IR 1406922.

Yes 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 Seismic Walkdown Team: D. Carter & J. Griffith - 8/28/2012 For photographs, see the SWC for 1 C 11-DO01 093.

Evaluated by:

,A1-1/7-David Carter Date:

10/17/2012 b 4e James Griffith 10/17/2012 Photos C-124

12Q0108.50-R-001 Rev. 1 Correspondence No.: RS-12-163 Sheet 1 of 5 Status: FT] N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

1C41-AO01 Equipment Class:

(21) Tanks and Heat Exchangers Equipment

Description:

STANDBY LIQUID CONTROL SOLUTION TANK Project:

LaSalle 1 SWEL Location (Bldg, Elev, Room/Area):

RB, 820.00 ft, ALL 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?

4.

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

Minor shrinkage cracking near Bolt I judged to be acceptable per ACI 349.

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.)

Anchorage verified per drawings M-1556, Rev. G and M-1590, Sheet 7, Rev.

J.

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

Yes Yes Yes Yes C-125

12Q0108.50-R-001 Rev. 1 Correspondence No.: RS-12-163 Sheet 2 of 5 Status: F N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

1C41-AO01 Equipment Class:

(21) Tanks and Heat Exchangers Equipment

Description:

STANDBY LIQUID CONTROL SOLUTION TANK Interaction Effects

7.

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

Yes Scaffold nearby properly restrained.

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 Seismic Walkdown-Team: M. Etre & M. Wodarcyk - 9/17/2012 C-126

12Q0108.50-R-001 Rev. 1 Correspondence No.: RS-12-163 Sheet 3 of 5 Status: F-ý N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

Equipment Class:

Equipment

Description:

I C41 -AOOI (21) Tanks and Heat Exchannjers STANDBY LIQUID CONTROL SOLUTION TANK Evaluated by:

Mark Etre Date:

10/17/2012 Michael Wodarcyk 10/17/2012 20120917-Lasalle 004 C-127

12Q0108.50-R-001 Rev. 1 Correspondence No.: RS-12-163 Sheet 4 of 5 Status:

7 N

U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

1C41-AO01 Equipment Class:

(21) Tanks and Heat Exchangers C-128

1200108.50-R-001 Rev. 1 Correspondence No.: RS-12-163 Sheet 5 of 5 Status:

Y-I N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

1C41-AO01 Equipment Class:

(21) Tanks and Heat Exchangers f"r"I C-129

12Q0108.50-R-001 Rev. 1 Correspondence No.: RS-12-163 Sheet 1 of 5 Status: F N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

1C41-CO01A Equipment Class:

(5) Horizontal Pumps Equipment

Description:

A STANDBY LIQUID CONTROL PUMP Project:

LaSalle 1 SWEL Location (Bldg, Elev, Room/Area):

RB, 820.00 ft, ALL 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?

4.

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

Yes 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.)

Anchorage verified per drawings M-1556, Rev. G and M-1590, Sheet 3, Rev.

M.

6.

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

C-130

12Q0108.50-R-001 Rev. 1 Correspondence No.: RS-12-163 Sheet 2 of 5 Status: FY N

U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

1C41-C001A Equipment Class:

(5) Horizontal Pumps Equipment

Description:

A STANDBY LIQUID CONTROL PUMP Interaction Effects

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?

Overhead light fixture judged to be acceptable.

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 Seismic Walkdown Team: M. Etre & M. Wodarcyk - 9/17/2012 Evaluated by:

Mark Etre Date:

10/25/2012 Michael Wodarcyk 10/25/2012 CG131

12QO108.50-R-001 Rev. 1 Correspondence No.: RS-12-163 Sheet 3 of 5 Status: F-ý N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

Equipment Class:

EauiDment

Description:

1C41-C001A (5) Horizontal Pumps A STANDBY LIQUID CONTROL PUMP Photos C-1 32

12QO108.50-R-O01 Rev. 1 Correspondence No.: RS-12-163 Sheet 4 of 5 Status: rLI N U Seismic Walkdown Checklist (SWC)

EquipmentlD No.:

1C41-CO01A Equipment Class:

(5) Horizontal Pumps C-133

12Q0108.50-R-001 Rev. 1 Correspondence No.: RS-12-163 Sheet 5 of 5 Status: F N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

1C41-CO01A Equipment Class:

(5) Horizontal Pumps C-1 34

12Q0108.50-R-001 Rev. 1 Correspondence No.: RS-12-163 Sheet 1 of 4 Status: J N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

I DC003E Equipment Class:

(16) Inverters Equipment

Description:

250V DC BATTERY CHARGER NO. 1 Project:

LaSalle 1 SWEL Location (Bldg, Elev, Room/Area):

AB, 710.00 ft, ALL 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%

Yes of SWEL items requiring such verification)?

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:

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

Anchorage shown on drawings S-447, Rev. AG; 1E-1-3434, Sheet 1, Rev.

BG; and IE-1-3434, Sheet 2, Rev. L.

6.

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

C-135

12Q0108.50-R-001 Rev. 1 Correspondence No.: RS-12-163 Sheet 2 of 4 Status:

Y-* N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

1DC003E Equipment Class:

(16) Inverters Equipment

Description:

250V DC BATTERY CHARGER NO. 1 Interaction Effects

7.

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

Minimum 3/4" gap between charger and wall judged to be acceptable.

8.

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

Overhead light fixture and loudspeaker judged to be acceptable.

Adjacent masonry walls are safety-related per drawing A-184, Rev. A Y

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 Seismic Walkdown Team: D. Carter & J. Griffith - 8/28/2012 Evaluated by:

PQ.AdQk David Carter Date:

10/17/2012 James Griffith 10/17/2012 C-136

12Q0108.50-R-001 Rev. 1 Correspondence No.: RS-12-163 Sheet 3 of 4 Status: E* N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

lDC003E Equipment Class:

(16) Inverters Equipment

Description:

250V DC BATTERY CHARGER NO. I Photos C-137

12Q0108.50-R-001 Rev. 1 Correspondence No.: RS-12-163 Sheet 4 of 4 Status: l N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

1 DC003E Equipment Class:

(16) Inverters C-1 38

12Qo108.50-R-oO1 Rev. 1 Correspondence No.: RS-12-163 Sheet 1 of 6 Status: FY] N U

Seismic Walkdown Checklist (SWC)

Equipment ID No.:

1DC005E Equipment Class:

(1) Motor Control Centers Eauipment

Description:

250V MCC Project:

LaSalle 1 SWEL Location (Bldg, Elev, Room/Area):

AB, 710.00 ft, ALL 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.)

Anchorage shown on drawings IE-1-3434, Sheet 1, Rev. BG and IE-1-3434, Sheet 2, Rev. L.

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

Yes Yes C-139

12Q0108.50-R-001 Rev. 1 Correspondence No.: RS-12-163 Sheet 2 of 6 Status: F N

U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

lDC005E Equipment Class:

(1) Motor Control Centers Equipment

Description:

250V MCC Interaction Effects

7.

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

MCCs 1DCO2E and IDCOO5E are welded together.

8.

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

Overhead light fixtures judged to be acceptable.

Adjacent masonry wall is safety-related per drawing A-184, Rev. A Y

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 Seismic Walkdown Team: D. Carter & J. Griffith - 8/28/2012 Evaluated by:

Q-&/Qk-David Carter Date:

10/17/2012

'4e James Griffith 10/17/2012 C-140

12QO108.50-R-oo1 Rev. 1 Correspondence No.: RS-12-163 Sheet 3 of 6 Status: F N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

lDC005E Equipment Class:

(1) Motor C Equipment

Description:

250V MCC ontrol Centers Photos C-141

12Q0108.50-R-001 Rev. 1 Correspondence No.: RS-12-163 Sheet 4 of 6 Status: Eli N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

1DC005E Equipment Class:

(1) Motor Control Centers C-142

12Q0108.50-R-001 Rev. 1 Correspondence No.: RS-12-163 Sheet 5 of 6 Status:

Y N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

1 DC005E Equipment Class:

(1) Motor Control Centers Equipment Descri tion:

250V MCC LaSalle 8-28-12 0LaSale 8-28-12 093 LaSalle 8-28-12 093 (6)

LaSalle 8-28-12 093 (7)

C-143

12Q0108.50-R-001 Rev. 1 Correspondence No.: RS-12-163 Sheet 6 of 6 Status: FYI1 N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

lDC005E Equipment Class:

(1) Motor Control Centers C-144

12Q0108.50-R-001 Rev. I Correspondence No.: RS-12-163 Sheet 1 of 6 Status: F N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

1DCO1E Equipment Class:

(15) Batteries on Racks Equipment

Description:

250VDC BATTERY Project:

LaSalle 1 SWEL Location (Bldg, Elev, Room/Area):

AB, 710.00 ft, ALL 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)?

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 Minor shrinkage cracking in floor judged to be acceptable.

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.)

Anchorage verified per drawing IE-1-3434, Sheet 4, Rev. A.

6.

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

Yes Yes C-145 '

12QO108.50-R-001 Rev. 1 Correspondence No.: RS-12-163 Sheet 2 of 6 Status: F N

U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

1DC01E Equipment Class:

(15) Batteries on Racks Equipment

Description:

250VDC BATTERY Interaction Effects

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?

Overhead light fixtures judged to be acceptable.

Battery room masonry walls are safety-related per drawing A-184, Rev. AY.

Minor cracking in top 2 courses of masonry wall at north and west sides of battery room judged to be insignificant.

9.

Do attached lines have adequate flexibility to avoid damage?

Yes Yes Yes

10.

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

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 Seismic Walkdown Team: D. Carter & J. Griffith - 8/28/2012 Evaluated by:

Q 0-David Carter Date:

10/17/2012 0

James Griffith 10/17/2012 C-146

12QO108.50-R-OO1 Rev. 1 Correspondence No.: RS-12-163 Sheet 3 of 6 Status: [*

N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

1DCO1E Equipment Class:

(15) Batteries on Racks Equipment

Description:

250VDC BATTERY C-147

12Q0108.50-R-001 Rev. 1 Correspondence No.: RS-12-163 Sheet 4 of 6 Status: [-1 N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

1DCO1E Equipment Class:

(15) Batteries on Racks C-148

12Q0108.50-R-001 Rev. 1 Correspondence No.: RS-12-163 Sheet 5 of 6 Status: [-ý N U

Seismic Walkdown Checklist (SWC)

Equipment ID No.:

1DCOIE Equipment Class:

(15) Batteries on Racks C-149

12Qo108.50-R-oo1 Rev. 1 Correspondence No.: RS-12-163 Sheet 6 of 6 Status: F N

U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

1DC01E Equipment Class:

(15) Batteries on Racks LaSalle 8-28-12 105 (7)

C-150

12Q0108.50-R-0O1 Rev. 1 Correspondence No.: RS-12-163 Sheet 1 of 6 Status: F N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

1 DC02E Equipment Class:

(14) Distribution Panels Equipment

Description:

DIV I 25OVDC DISTRIBUTION BUS 1 Project:

LaSalle 1 SWEL Location (Bldg, Elev, Room/Area):

AB, 710.00 ft, ALL 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)?

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?

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.)

Anchorage shown on drawings IE-1-3434, Sheet 1, Rev. BG and 1E-1-3434, Sheet 2, Rev. L.

6.

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

Yes Yes Yes Yes Yes Yes C-1 51

12Q.108.50-R-O.1 Rev. 1 Correspondence No.: RS-12-163 Sheet 2 of 6 Status: F N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

lDC02E Equipment Class:

(14) Distribution Panels Equipment

Description:

DIV I 25OVDC DISTRIBUTION BUS 1 Interaction Effects

7.

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

MCCs IDCO2E and IDCOO5E are welded together.

8.

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

Overhead light fixtures judged to be acceptable.

Adjacent masonry wall is safety-related per drawing A-184, Rev. AY

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 Seismic Walkdown Team: D: Carter & J. Griffith - 8/28/2012 Evaluated by:

David Carter Date:

10/17/2012 James Griffith 10/17/2012 C-152

12Q0108.50-R-001 Rev. 1 Correspondence No.: RS-12-163 Sheet 3 of 6 Status: F N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

1 DC02E Equipment Class:

(14) Distribution Panels Equipment

Description:

DIV 1 250VDC DISTRIBUTION BUS I Photos C-153

12Q0108.50-R-001 Rev. 1 Correspondence No.: RS-12-163 Sheet 4 of 6 Status: F N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

1DC02E Equipment Class:

(14) Distribution Panels C-154

12Q0108.50-R-001 Rev. 1 Correspondence No.: RS-12-163 Sheet 5 of 6 Status: jY N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

1 DC02E Equipment Class:

(14) Distribution Panels naiI imnn 9

rl~fC fiq L

C-155

12Q0108.50-R-001 Rev. 1 Correspondence No.: RS-12-163 Sheet 6 of 6 Status: r-ý N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

1 DC02E Equipment Class:

(14) Distribution Panels

ýOVDC DISTRIBUTIOI C-156

12Q0108.50-R-001 Rev. 1 Correspondence No.: RS-12-163 Sheet 1 of 3 Status: LY N

U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

IDC12E Equipment Class:

(14) Distribution Panels Equipment

Description:

125VDC DISTRIBUTION PANEL 112X (in lDC15E MCC)

Project:

LaSalle 1 SWEL Location (Bldg, Elev, Room/Area):

AB, 731.00 ft, ALL 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.

Anchora-ge

1.

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

Yes of SWEL items requiring such verification)?

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:

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

Anchorage shown on drawings 1E-1-3444, Sheet 1, Rev. A and IE-1-3434, Sheet 2, Rev. L.

6.

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

Interaction Effects

7.

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

Yes C-157

12Q0108.50-R-001 Rev. 1 Correspondence No.: RS-12-163 Sheet 2 of 3 Status: l N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

lDC12E Equipment Class:

(14) Distribution Panels Eauioment Descriotion:

125VDC DISTRIBUTION PANEL 112X (in 1DC15E MCC)

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

Overhead light fixture in front of MCC on chains. Swinging toward MCC is mitigated by attached flexible conduit feed and a rigid conduit between the MCC and the light fixture, both of which dampen pendulum motion of the light fixture during a seismic event.

9.

Do attached lines have adequate flexibility to avoid damage?

Yes 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 Seismic Walkdown Team: J. Griffith & M. Wodarcyk - 9/12/2012 Evaluated by:

James Griffith Date:

10/17/2012 Michael Wodarcyk 10/17/2012 C-158

12Q0108.50-R-001 Rev. 1 Correspondence No.: RS-12-163 Sheet 3 of 3 Status: l N U Seismic Walkdown Checklist (SWC)

Equipment ID No.:

Equipment Class:

Equipment

Description:

lDC12E (14) Distribution Panels 125VDC DISTRIBUTION PANEL 112X (in IDC15E MCC)

Photos C-159