ML12361A108

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Report 12Q0108.40-R-001, Rev. 3, Seismic Walkdown Report in Response to the 50.54(f) Information Request Re Fukushima Near-Term Force Recommendation 2.3: Seismic for Quad Cities Generating Station Unit 1. Part 8 of 10
ML12361A108
Person / Time
Site: Quad Cities Constellation icon.png
Issue date: 10/31/2012
From: Delaney M
Stevenson & Associates
To:
Office of Nuclear Reactor Regulation
Shared Package
ML123620010 List:
References
RS-12-169 12Q0108.40-R-001, Rev 3
Download: ML12361A108 (62)
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Text

Quad Cities Generating Station Unit I 12Q0108.40-R-001 Rev. 3 Correspondence No.: RS-12-169 Sheet 1 of 5 Status: FYI N U Area Walk-By Checklist (AWC)Location (Bldg, Elev, Room/Area):

AWC-UI-10 Instructions for Completing Checklist This checklist may be used to document the results of the Area Walk-By near one or more SWEL items. 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.1. Does anchorage of equipment in the area appear to be free of potentially Yes adverse seismic conditions (if visible without necessarily opening cabinets)?

2. Does anchorage of equipment in the area appear to be free of significant Yes degraded conditions?
3. Based on a visual inspection from the floor, do the cable/conduit raceways and Yes HVAC ducting appear to be free of potentially adverse seismic conditions (e.g., condition of supports is adequate and fill conditions of cable trays appear to be inside acceptable limits)?Light fixture in contact with fire pipe rod hanger. Judged to be acceptable.
4. Does it appear that the area is free of potentially adverse seismic spatial Yes interactions with other equipment in the area (e.g., ceiling tiles and lighting)?

Lighting in area ok. See S-hook discussion in 1-7800-18195 for specific issue and IR 1404697.2 short L-shaped masonry walls (max 7 feet-high) are non-planar with a running-bond comer Masonry walls are safety related. Judged to be..acceptable.

5. Does it appear that the area is free of potentially adverse seismic interactions Yes that could cause flooding or spray in the area?* Threaded fire piping, room heater, and associated piping well-supported.
6. Does it appear that the area is free of potentially adverse seismic interactions Yes that could cause a fire in the area?Hydrogen bottles on rack well-supported.

D-57 Quad Cities Generating Station Unit 1 12Q0108.40-R-001 Rev. 3 Correspondence No.: RS-12-169 Sheet 2 of 5 Status: F N U Area Walk-By Checklist (AWC)Location (Bidg Elev, Room/Area):

AWC-Ul-10 7. Does it appear that the area is free of potentially adverse seismic interactions associated with housekeeping practices, storage of portable equipment, and temporary installations (e.g., scaffolding, lead shielding)?

Cabinet near robust duct judged to be acceptable.

Yes 8. Have you looked for and found no other seismic conditions that could adversely affect the safety functions of the equipment in the area?R3 and R4 cable risers at south wall have missing cover screws (maximum of 3 missing on R4). Judged to be acceptable.

Yes Comments Seismic Walkdown Team: D. Carter & J. Griffith -8/22/2012 Evaluated by: Q)A-4'k David Carter Date: 10/4/2012 James Griffith 10/4/2012 8-;D-58 Quad Cities Generating Station Unit 1 12Q0108.40-R-001 Rev. 3 Correspondence No.: RS-12-169 Sheet 3 of 5 Status: ELI N U Area Walk-By Checklist (AWC)-__ I- -.-- -D-59 Quad Cities Generating Station Unit 1 12Q0108.40-R-001 Rev. 3 Correspondence No.: RS-12-169 Sheet 4 of 5 Status: Eli N U Area Walk-By Checklist (AWC)D-60 Quad Cities Generating Station Unit 1 12Q0108.40-R-001 Rev. 3 Correspondence No.: RS-12-169 Sheet 5 of 5 Status: ] N U Area Walk-By Checklist (AWC)D-61 Quad Cities Generating Station Unit 1 12Q0108.40-R-001 Rev. 3 Correspondence No.: RS-12-169 Sheet 1 of 5 Status: F N U Area Walk-By Checklist (AWC)Location (Bldg, Elev, Room/Area):

AWC-Ul-11 Instructions for Completing Checklist This checklist may be used to document the results of the Area Walk-By near one or more SWEL items. 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.1. Does anchorage of equipment in the area appear to be free of potentially Yes adverse seismic conditions (if visible without necessarily opening cabinets)?

2. Does anchorage of equipment in the area appear to be free of significant Yes degraded conditions?

Minor corrosion on some anchors in room, judged to be acceptable.

3. Based on a visual inspection from the floor, do the cable/conduit raceways and Yes HVAC ducting appear to be free of potentially adverse seismic conditions (e.g., condition of supports is adequate and fill conditions of cable trays appear to be inside acceptable limits)?4. Does it appear that the area is free of potentially adverse seismic spatial Yes interactions with other equipment in the area (e.g., ceiling tiles and lighting)?

Overhead light fixtures judged to be acceptable.

5. Does it appear that the area is free of potentially adverse seismic interactions Yes that could cause flooding or spray in the area?6. Does it appear that the area is free of potentially adverse seismic interactions Yes that could cause a fire in the area?D-62 Quad Cities Generating Station Unit 1 12Q0108.40-R-001 Rev. 3 Correspondence No.: RS-12-169 Sheet 2 of 5 Status: N U Area Walk-By Checklist (AWC)Location (Bldg, Elev, Room/Area):

AWC-U1-11 7. Does it appear that the area is free of potentially adverse seismic interactions associated with housekeeping practices, storage of portable equipment, and temporary installations (e.g., scaffolding, lead shielding)?

Ladders leaning against wall. No soft targets in vicinity.

Scaffold acts as shield. Judged to be acceptable.

2 carts and toolbox are at adequate standoff distances.

Scaffolds in room well-restrained and at adequate stand-off distances.

8. Have you looked for and found no other seismic conditions that could adversely affect the safety functions of the equipment in the area?Yes Yes Comments Seismic Walkdown Team: D. Carter & J. Griffith -8/23/2012 Evaluated by: David Carter Date: 10/4/2012 James Griffith 10/4/2012 D-63 Quad Cities Generating Station Unit 1 12Q0108.40-R-001 Rev. 3 Correspondence No.: RS-12-169 Sheet 3 of 5 Status: N U Area Walk-By Checklist (AWC)D-64 Quad Cities Generating Station Unit 1 12Q0108.40-R-001 Rev. 3 Correspondence No.: RS-12-169 Sheet 4 of 5 Status: FYI N U Area Walk-By Checklist (AWC)D-65 Quad Cities Generating Station Unit 1 12Q0108.40-R-001 Rev. 3 Correspondence No.: RS-12-169 Sheet 5 of 5 Status: ] N U Area Walk-By Checklist (AWC)D-66 Quad Cities Generating Station Unit 1 12Q0108.40-R-001 Rev. 3 Correspondence No.: RS-12-169 Sheet 1 of 17 Status: F N U Area Walk-By Checklist (AWC)Location (Bldg, Elev, Room/Area):

AWC-Ul-12 Instructions for Completing Checklist This checklist may be used to document the results of the Area Walk-By near one or more SWEL items. 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.1. Does anchorage of equipment in the area appear to be free of potentially Yes adverse seismic conditions (if visible without necessarily opening cabinets)?

2. Does anchorage of equipment in the area appear to be free of significant Yes degraded conditions?

I of 4 anchors (bottom right) missing on massive wall mounted support for 3/4-inch line. Judged to be acceptable.

2 anchors with missing nuts for base plate undergoing bearing from pipe only.Judged to be acceptable.

3. Based on a visual inspection from the floor, do the cable/conduit raceways and Yes HVAC ducting appear to be free of potentially adverse seismic conditions (e.g., condition of supports is adequate and fill conditions of cable trays appear to be inside acceptable limits)?4. Does it appear that the area is free of potentially adverse seismic spatial Yes interactions with other equipment in the area (e.g., ceiling tiles and lighting)?
5. Does it appear that the area is free of potentially adverse seismic interactions Yes that could cause flooding or spray in the area?6. Does it appear that the area is free of potentially adverse seismic interactions Yes that could cause a fire in the area?7. Does it appear that the area is free of potentially adverse seismic interactions Yes associated with housekeeping practices, storage of portable equipment, and temporary installations (e.g., scaffolding, lead shielding)?

Cart properly stored away from equipment.

D-67 Quad Cities Generating Station Unit 1 12Q0108.40-R-001 Rev. 3 Correspondence No.: RS-12-169 Sheet 2 of 17 Status: -FYI N U Area Walk-By Checklist (AWC)Location (Bldg, Elev, Room/Area):

AWC-Ul-12 8. Have you looked for and found no other seismic conditions that could Yes adversely affect the safety functions of the equipment in the area?Insulation off of pipe elbow for pump nearest to rack 2201-59A.

General debris in area (tie-wraps, etc.). Not seismic concerns.

See IR 1405922.Comments Seismic Walkdown Team: D. Carter & J. Griffith -8/23/2012 Evaluated by: David Carter Date: 10/16/2012 I James Griffith 10/16/2012 0.D-68 Quad Cities Generating Station Unit 1 12Q0108.40-R-001 Rev. 3 Correspondence No.: RS-12-169 Sheet 3 of 17 Status: [-I N U Area Walk-By Checklist (AWC)D-69 Quad Cities Generating Station Unit 1 12Q0108.40-R-001 Rev. 3 Correspondence No.: RS-12-169 Sheet 4 of 17 Status: [] N U Area Walk-By Checklist (AWC)D-70 Quad Cities Generating Station Unit 1 12Q0108.40-R-001 Rev. 3 Correspondence No.: RS-12-169 Sheet 5 of 17 Status: [Y N U Area Walk-By Checklist (AWC)D-71 Quad Cities Generating Station Unit 1 12Q0108.40-R-001 Rev. 3 Correspondence No.: RS-12-169 Sheet 6 of 17 Status: T N U Area Walk-By Checklist (AWC)D-72 Quad Cities Generating Station Unit 1 12Q0108.40-R-001 Rev. 3 Correspondence No.: RS-12-169 Sheet 7 of 17 Status: ] N U Area Walk-By Checklist (AWC)8-D-73 Quad Cities Generating Station Unit 1 12Q0108.40-R-001 Rev. 3 Correspondence No.: RS-12-169 Sheet 8 of 17 Status: rY-1 N U Area Walk-By Checklist (AWC)D-74 Quad Cities Generating Station Unit 1 12Q0108.40-R-001 Rev. 3 Correspondence No.: RS-12-169 Sheet 9 of 17 Status: N U Area Walk-By Checklist (AWC)0-D-75 Quad Cities Generating Station Unit 1 12Q0108.40-R-001 Rev. 3 Correspondence No.: RS-12-169 Sheet 10 of 17 Status: Y N U Area Walk-By Checklist (AWC)D-76 Quad Cities Generating Station Unit 1 12Q0108.40-R-001 Rev. 3 Correspondence No.: RS-12-169 Sheet 11 of 17 Status: r N U Area Walk-By Checklist (AWC)D-77 Quad Cities Generating Station Unit 1 12Q0108.40-R-001 Rev. 3 Correspondence No.: RS-12-169 Sheet 12 of 17 Status: r-ý N U Area Walk-By Checklist (AWC)D-78 Quad Cities Generating Station Unit 1 12Q0108.40-R-001 Rev. 3 Correspondence No.: RS-12-169 Sheet 13 of 17 Status: T N U Area Walk-By Checklist (AWC)D-79 Quad Cities Generating Station Unit 1 12Q0108.40-R-001 Rev. 3 Correspondence No.: RS-12-169 Sheet 14 of 17 Status: Y N U Area Walk-By Checklist (AWC)D-80 Quad Cities Generating Station Unit 1 12Q0108.40-R-001 Rev. 3 Correspondence No.: RS-12-169 Sheet 15 of 17 Status: N U Area Walk-By Checklist (AWC)D-81 Quad Cities Generating Station Unit 1 12Q0108.40-R-001 Rev. 3 Correspondence No.: RS-12-169 Sheet 16 of 17 Status: F N U Area Walk-By Checklist (AWC)D-82 Quad Cities Generating Station Unit 1 12Q0108.40-R-001 Rev. 3 Correspondence No.: RS-12-169 Sheet 17 of 17 Status: T N U Area Walk-By Checklist (AWC)D-83 Quad Cities Generating Station Unit 1 12Q0108.40-R-001 Rev. 3 Correspondence No.: RS-12-169 Sheet 1 of 7 Status: N U Area Walk-By Checklist (AWC)Location (Bldg, Elev, Room/Area):

AWC-U1-13 Instructions for Completing Checklist This checklist may be used to document the results of the Area Walk-By near one or more SWEL items. 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.1. Does anchorage of equipment in the area appear to be free of potentially Yes adverse seismic conditions (if visible without necessarily opening cabinets)?

2, Does anchorage of equipment in the area appear to be free of significant Yes degraded conditions?

A support for one 2-inch conduit and one 3-inch conduit is not anchored to the floor. Support is located the in middle of 20-foot span between anchored supports.

The support is resisting vertical downward loads only. Refer to IR 1403393.3. Based on a visual inspection from the floor, do the cable/conduit raceways and Yes HVAC ducting appear to be free of potentially adverse seismic conditions (e.g., condition of supports is adequate and fill conditions of cable trays appear to be inside acceptable limits)?4. Does it appear that the area is free of potentially adverse seismic spatial Yes interactions with other equipment in the area (e.g., ceiling tiles and lighting)?

Overhead light fixtures judged to be acceptable.

Limited clearance between conduits and tray hangers judged to be acceptable.

5. Does it appear that the area is free of potentially adverse seismic interactions Yes that could cause flooding or spray in the area?Fire protection is well supported.

Judged to be acceptable.

6. Does it appear that the area is free of potentially adverse seismic interactions Yes that could cause a fire in the area?7. Does it appear that the area is free of potentially adverse seismic interactions Yes associated with housekeeping practices, storage of portable equipment, and temporary installations (e.g., scaffolding, lead shielding)?

Storage issue corrected during walkdown, See IR 1405922.D-84 Quad Cities Generating Station Unit I 12Q0108.40-R-001 Rev. 3 Correspondence No.: RS-12-169 Sheet 2 of 7 Status: F N U Area Walk-By Checklist (AWC)Location (Bldg, Elev, Room/Area):

AWC-U1-13 8. Have you looked for and found no other seismic conditions that could Yes adversely affect the safety functions of the equipment in the area?Masonry wall approximately 10' high. U-Shaped with running bond construction.

Located at U1/U2 boundary near panel 2201-89A.

Judged to be acceptable.

Comments Seismic Walkdown Team: D. Carter & J. Griffith -8/20/2012 Evaluated by: ),,JAk David Carter Date: 10/4/2012 4 f James Griffith 10/4/2012 D-85 Quad Cities Generating Station Unit 1 12Q0108.40-R-001 Rev. 3 Correspondence No.: RS-12-169 Sheet 3 of 7 Status: F N U Area Walk-By Checklist (AWC)D-86 Quad Cities Generating Station Unit 1 12Q0108.40-R-001 Rev. 3 Correspondence No.: RS-12-169 Sheet 4 of 7 Status: Y N U Area Walk-By Checklist (AWC)8-20-12 Quad Cities 268 (14)D-87 Quad Cities Generating Station Unit 1 12Q0108.40-R-001 Rev. 3 Correspondence No.: RS-12-169 Sheet 5 of 7 Status: FY-] N U Area Walk-By Checklist (AWC)0.D-88 Quad Cities Generating Station Unit 1 12Q0108.40-R-001 Rev. 3 Correspondence No.: RS-12-169 Sheet 6 of 7 Status: jjj N U Area Walk-By Checklist (AWC)D-89 Quad Cities Generating Station Unit 1 12Q0108.40-R-001 Rev. 3 Correspondence No.: RS-12-169 Sheet 7 of 7 Status: F-] N U Area Walk-By Checklist (AWC)D-90 Quad Cities Generating Station Unit 1 12Q0108.40-R-001 Rev. 3 Correspondence No.: RS-12-169 Sheet 1 of 12 Status: Eli N U Area Walk-By Checklist (AWC)Location (Bldg, Elev, Room/Area):

AWC-Ul-14 Instructions for Completing Checklist This checklist may be used to document the results of the Area Walk-By near one or more SWEL items. 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.1. Does anchorage of equipment in the area appear to be free of potentially Yes adverse seismic conditions (if visible without necessarily opening cabinets)?

Some missing screws on cable tray riser covers judged to be acceptable.

2. Does anchorage of equipment in the area appear to be free of significant Yes degraded conditions?
3. Based on a visual inspection from the floor, do the cable/conduit raceways and Yes HVAC ducting appear to be free of potentially adverse seismic conditions (e.g., condition of supports is adequate and fill conditions of cable trays appear to be inside acceptable limits)?4. Does it appear that the area is free of potentially adverse seismic spatial Yes interactions with other equipment in the area (e.g., ceiling tiles and lighting)?

Overhead light fixtures judged to be acceptable.

Nearby targets robust and judged to be acceptable.

Masonry wall in vicinity safety-related.

5. Does it appear that the area is free of potentially adverse seismic interactions Yes that could cause flooding or spray in the area?Welded fire protection line judged to be acceptable.
6. Does it appear that the area is free of potentially adverse seismic interactions Yes that could cause a fire in the area?7. Does it appear that the area is free of potentially adverse seismic interactions Yes associated with housekeeping practices, storage of portable equipment, and temporary installations (e.g., scaffolding, lead shielding)?

Bottles chained to blockwall:

chains located too high on bottles, could slip off See IR 1403593.Eyewash station near robust pipes judged to be acceptable.

D-91 Quad Cities Generating Station Unit 1 12Q0108.40-R-001 Rev. 3 Correspondence No.: RS-12-169 Sheet 2 of 12 Status: F N U Area Walk-By Checklist (AWC)Location (Bldg, Elev, Room/Area):

AWC-U1-14 8. Have you looked for and found no other seismic conditions that could Yes adversely affect the safety functions of the equipment in the area?Spalling in concrete beam in ceiling above Penetration X43, 8801A, B & C, and 8802A, B & C valves. Previously identified and evaluated in correction action program. Included in station structures monitoring program. See IR 1404147.A 0-1-88024, B, and C solenoid valve air lines touch pipe insulation similar to 8801A, B, and C. Valves fail closed. Therefore, interaction is acceptable.

See IR 1403596.Comments Seismic Walkdown Team: D. Carter & J. Griffith -8/22/2012 Evaluated by: David Carter Date: 10/4/2012'e James Griffith 10/4/2012 0" D-92 Quad Cities Generating Station Unit 1 12Q0108.40-R-001 Rev. 3 Correspondence No.: RS-12-169 Sheet 3 of 12 Status: E1 N U Area Walk-By Checklist (AWC)D-93 Quad Cities Generating Station Unit 1 12Q0108.40-R-001 Rev. 3 Correspondence No.: RS-12-169 Sheet 4 of 12 Status: Y N U Area Walk-By Checklist (AWC)0 D-94 Quad Cities Generating Station Unit 1 12Q0108.40-R-001 Rev. 3 Correspondence No.: RS-12-169 Sheet 5 of 12 Status: T N U Area Walk-By Checklist (AWC)Location Room/Area:

AWC-Ul-14 8-22-12 Quad Cities 125 8-22-12 8uad dities 126 8-22-12 Quad Cities 127 8-22-12 Quad Cities 128 D-95 Quad Cities Generating Station Unit 1 12Q0108.40-R-001 Rev. 3 Correspondence No.: RS-12-169 Sheet 6 of 12 Status: F N U Area Walk-By Checklist (AWC)D-96 Quad Cities Generating Station Unit 1 12Q0108.40-R-001 Rev. 3 Correspondence No.: RS-12-169 Sheet 7 of 12 Status: TI N U Area Walk-By Checklist (AWC)D-97 Quad Cities Generating Station Unit 1 12Q0108.40-R-001 Rev. 3 Correspondence No.: RS-12-169 Sheet 8 of 12 Status: Y N U Area Walk-By Checklist (AWC)D-98 Quad Cities Generating Station Unit 1 12Q0108.40-R-001 Rev. 3 Correspondence No.: RS-12-169 Sheet 9 of 12 Status: Y N U Area Walk-By Checklist (AWC)D-99 Quad Cities Generating Station Unit 1 12Q0108.40-R-001 Rev. 3 Correspondence No.: RS-12-169 Sheet 10 of 12 Status: LY-I N U Area Walk-By Checklist (AWC)D-100 Quad Cities Generating Station Unit 1 12Q0108.40-R-001 Rev. 3 Correspondence No.: RS-12-169 Sheet 11 of 12 Status: rI N U Area Walk-By Checklist (AWC)D-101 Quad Cities Generating Station Unit I 12Q0108.40-R-001 Rev. 3 Correspondence No.: RS-12-169 Sheet 12 of 12 Status: F N U Area Walk-By Checklist (AWC)D-102 Quad Cities Generating Station Unit 1 12Q0108.40-R-001 Rev. 3 Correspondence No.: RS-12-169 Sheet 1 of 16 Status: Tj1 N U Area Walk-By Checklist (AWC)Location (Bldg, Elev, Room/Area):

AWC-Ul-15 Instructions for Completing Checklist This checklist may be used to document the results of the Area Walk-By near one or more SWEL items. 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.1. Does anchorage of equipment in the area appear to be free of potentially Yes adverse seismic conditions (if visible without necessarily opening cabinets)?

2. Does anchorage of equipment in the area appear to be free of significant Yes degraded conditions?

Unistrut support for small line missing I anchor. Judged to be acceptable.

3. Based on a visual inspection from the floor, do the cable/conduit raceways and Yes HVAC ducting appear to be free of potentially adverse seismic conditions (e.g., condition of supports is adequate and fill conditions of cable trays appear to be inside acceptable limits)?4. Does it appear that the area is free of potentially adverse seismic spatial Yes interactions with other equipment in the area (e.g., ceiling tiles and lighting)?

Valve 1402-38B handwheel near support steel. Support steel for large-bore pipe with directly adjacent branch line for 38B valve. Seismic movement acts together Judged to be acceptable.

5. Does it appear that the area is free of potentially adverse seismic interactions Yes that could cause flooding or spray in the area?6. Does it appear that the area is free of potentially adverse seismic interactions Yes that could cause a fire in the area?7. Does it appear that the area is free of potentially adverse seismic interactions Yes associated with housekeeping practices, storage of portable equipment., and temporary installations (e.g., scaffolding, lead shielding)?

General debris in area. No seismic concerns.D-103 Quad Cities Generating Station Unit 1 12Q0108.40-R-001 Rev. 3 Correspondence No.: RS-12-169 Sheet 2 of 16 Status: [YII N U Area Walk-By Checklist (AWC)Location (Bldg, Elev, Room/Area):

AWC-Ul-15 8. Have you looked for and found no other seismic conditions that could Yes adversely affect the safety functions of the equipment in the area?Emergency light 42E missing I of 2 seismic hold-downs.

Judged to be acceptable.

See IR 1405892.General spalled/incorrectly formed concrete near north entry ladder. No obviously loose pieces. No indication of water damage. Judged to be acceptable.

Comments Seismic Walkdown Team: D. Carter & J. Griffith -8/24/2012 Evaluated by: David Carter Date: 10/16/2012 James Griffith 10/16/2012 D-104 Quad Cities Generating Station Unit 1 12Q0108.40-R-001 Rev. 3 Correspondence No.: RS-12-169 Sheet 3 of 16 Status: EYZI N U Area Walk-By Checklist (AWC)Location (Bldg, Elev, Room/Area):

AWC-Ul-15 Quad Cities 007 D-105 Quad Cities Generating Station Unit 1 12Q0108.40-R-001 Rev. 3 Correspondence No.: RS-12-169 Sheet 4 of 16 Status: F N U Area Walk-By Checklist (AWC)D-106 Quad Cities Generating Station Unit 1 12Q0108.40-R-001 Rev. 3 Correspondence No.: RS-12-169 Sheet 5 of 16 Status: F-] N U Area Walk-By Checklist (AWC)D-107 Quad Cities Generating Station Unit 1 12Q0108.40-R-001 Rev. 3 Correspondence No.: RS-12-169 Sheet 6 of 16 Status: [Y] N U Area Walk-By Checklist (AWC)D-108 Quad Cities Generating Station Unit 1 12Q0108.40-R-001 Rev. 3 Correspondence No.: RS-12-169 Sheet 7 of 16 Status: ETI N U Area Walk-By Checklist (AWC)D-109 Quad Cities Generating Station Unit 1 12Q0108.40-R-001 Rev. 3 Correspondence No.: RS-12-169 Sheet 8 of 16 Status: Y N U Area Walk-By Checklist (AWC)D-110 Quad Cities Generating Station Unit 1 12Q0108.40-R-001 Rev. 3 Correspondence No.: RS-12-169 Sheet 9 of 16 Status: T N U Area Walk-By Checklist (AWC)D-111 Quad Cities Generating Station Unit 1 12Q0108.40-R-001 Rev. 3 Correspondence No.: RS-12-169 Sheet 10 of 16 Status: Y N U Area Walk-By Checklist (AWC)D-112 Quad Cities Generating Station Unit 1 12Q0108.40-R-001 Rev. 3 Correspondence No.: RS-12-169 Sheet 11 of 16 Status: N U Area Walk-By Checklist (AWC)D-113 Quad Cities Generating Station Unit I 12Q0108.40-R-001 Rev. 3 Correspondence No.: RS-12-169 Sheet 12 of 16 Status: Y'I N U Area Walk-By Checklist (AWC)D-114 Quad Cities Generating Station Unit 1 12Q0108.40-R-001 Rev. 3 Correspondence No.: RS-12-169 Sheet 13 of 16 Status: [-1 N U Area Walk-By Checklist (AWC)D-115 Quad Cities Generating Station Unit 1 12Q0108.40-R-001 Rev. 3 Correspondence No.: RS-12-169 Sheet 14 of 16 Status: N U Area Walk-By Checklist (AWC)D-116 Quad Cities Generating Station Unit 1 12Q0108.40-R-001 Rev. 3 Correspondence No.: RS-12-169 Sheet 15 of 16 Status: Y N U Area Walk-By Checklist (AWC)uuao %alIeS UVO D-117 Quad Cities Generating Station Unit 1 12Q0108.40-R-001 Rev. 3 Correspondence No.: RS-12-169 Sheet 16 of 16 Status: F N U Area Walk-By Checklist (AWC)D-118

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