ML13135A246

Near-Term Task Force Recommendation 2.3 Seismic Walkdown Report, Appendix C - Area Walk-by Checklists (Awcs) Through End

ML13135A246
Person / Time
Site:	Davis Besse
Issue date:	08/10/2012
From:	Beigi F, Guerra E, Helffrich A, Lucarelli B, Reddington J, Wakefield D ABS Consulting
To:	Office of Nuclear Reactor Regulation, FirstEnergy Nuclear Operating Co
Shared Package
ML131350549	List: L-13-118, Resubmittal of FENOC Response to NRC Request for Information Pursuant to 10 CFR 50.54(f) Seismic Aspects of Recommendation 2.3 of Near-Term Task Force Review of Insights from Fukushima. ML13135A229 ML13135A230 ML13135A231 ML13135A233 ML13135A234 ML13135A235 ML13135A236 ML13135A237 ML13135A238 ML13135A240 ML13135A241 ML13135A242 ML13135A243 ML13135A244 ML13135A245 ML13135A246 ML13135A247 ML13135A248 ML13135A249 ML13135A251
References
L-13-118, TAC MF0092, TAC MF0093, TAC MF0116, TAC MF0159
Download: ML13135A246 (171)

Text

APPENDIX C AREA WALK-BY CHECKLISTS (AWCs)

Sheet I of 123 Paul (--. Ri:rc Associate.s.

Itrc.Area Walk-By Checklist (AWC)Room 105Floor El.

545 AUXB Instructions for Com pleting ChecklistThis 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 ofjudgments 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 adverse seismic conditions (if visible without necessarily opening cabinets)?

Anchorage for cover plate of E3l-4 does not have nuts, see Photo 2.Concern has beenjudged not to represent an adverse coniditon r e g ar di ng t he c omp one nt's s e i s m ic pe rfor ma nc e.2. Does anchorage of equipment in the area appear to be free of significantdegraded conditions?

3. Based on a visual inspection from the floor, do the cable/conduitraceways and HVAC ducting appear to be free of potentially adverse seismic conditions (e.g., condition of supports is adequate and fillconditions of cable trays appear to be inside acceptable limits)?4. Does it appear that the area is free of potentially adverse seismic spatialinteractions with other equipment in the area (e.g., ceiling tiles and lighting)?Related equipment on SWEL for this area:

r)P42-r2) P58-13) C3l-4 StatusC N U Bldg.N/A N/A X X X X pCe Paul c. Riszo Ass*ciates, lnc.ls(rlNLtA5 6. crlN:L'Lt.\$ls Area Walk-By Checklist (AWC)Room 105Floor El.545 Sheet 2 of 123 StatusO N U Bldg.AUXB X 7.Interaction Effects 5. Does it appear that the area is free of potentially adverse seismic interactions that could cause flooding or spray in the area?6. Does it appear that the area is free of potentially adverse seismic interactions that could cause a fire in the area?Does it appear that the area is free of potentially adverse seismicinteractions associated with housekeeping practices, storage of portableequipment, and temporary installations (e.g., scaffolding, lead shielding)?Temporary scaffolding in area appears to be adequately restrained. See Photo 8. Have you looked for and found no other seismic conditions that could adversely affect the safety functions of the equipment in the area?

Comments (Additional pages may be added as necessary)Fire Sources: NO No fire sources identi/ied in area.Flooding Sources: Pump E198-1, Tanks TI9&1, TI99-1, Piping: Aut steam, comp cooling, cont spray, decay heat, deroirt watet, firc protection, high press inject, prim water, uokeup water,service vr/ater, rcactor coolanl Evaluated by: 712512012 7t2sl2012 3.Y X X XEddie M. GuemaBrian A. Lucarellr Sheet 3 of 123Paul C. Rizao Associate$, [nc.Area Walk-By Checklist (AWC)StatusO N U Room 105 Floor El.545Other supporting or relevant documents and photos (if any): Photo I General View of Room 105 Area Bldg.AUXB Sheet 4 of 123Paul C. Rizzo Associates, lnc.Area Walk-By Checklist (AWC)Room 105 Supporting Photos (continued)

StatusO N UFloor El.545 Bldg.AUXB Photo 2 lVlissing Nuts on Cover of 831-4Photo 3 Tem porary Scaffold ing Restrained pC? Pirul cl. Rigzo Asstrciates,-Inc.

l.:\{ :lNLt 1{l s. t:(l:\!L:Lt.{}*tSArea Walk-By Checklist (AWC)Room l13 SheetStatusO N UFloor El.545 Bldg.AUXB Instructions for Completing ChecklistThis checklist may be used to document the results of the Area Walk-By near one or more SWEL items. Thespace below each of the following questions may be used to record the results ofjudgments and findings.Additional space is provided at the end of this checklist for documenting other comments.

l. Does anchorage of equipment in the area appear to be free of potentially adverse seismic conditions (if visible without necessarilyopening cabinets)?

2. Does anchorage of equipment in the area appear to be free of significantdegraded conditions?

3. Based on a visual inspection from the floor, do the cable/conduitraceways and HVAC ducting appear to be free of potentially adverseseismic 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 spatialinteractions rvith other equipment in the area (e.g., ceiling tiles and lighting)?Related equipment on SWEL for this area:

1)827-r 2)827-23) CCl469 N N N Y X X X X SheetPaul C. Rizzo Associates, Irrc.Area Walk-By Checklist (AWC)RoomI l3Floor El.54s Bldg.AUXB Y X r23 StatusO N U N/A Interaction Effects 5. Does it appear that the area is free of potentially adverse seismicinteractions that could cause flooding or spray in the area?6. Does it appear that the area is free of potentially adverse seismicinteractions that could cause a fire in the area?7. Does it appear that the area is free of potentially adverse seismicinteractions associated with housekeeping practices, storage of portable equipment, and temporary installations (e.g., scaffolding, lead shielding)?

8. Have you looked for and found no other seismic conditions that couldadversely affect the safety functions of the equipment in the area?Comments (Additional pages may be added as necessary)Fire Sources:

NO Nofire sources identified in area.Flooding Sources: NO No Jlood sources identified in area.Evaluated by:

712512012 7/25t2012 Y X Y X Y X Sheet 7 of 123 Paul C. Rizzo Associate*, lnc.Area Walk-By Checklist (AWC)StatusO N U Room I 13 Floor El.545 Bldg.Other supporting or relevant documents and photos (if any): Photo IGeneral View of Room 113 AUXB StatusO N U AUXB 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 ofjudgments 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 adverse seismic conditions (if visible without necessarilyopening cabinets)?

2. Does anchorage of equipment in the area appear to be free of significant degraded conditions?3. Based on a visual inspection from the floor, do the cable/conduitraceways and HVAC ducting appear to be free of potentially adverseseismic 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 spatialinteractions with other equipment in the area (e.g.. ceiling tiles and lighting)?

Masonry walls identified in area.Walls identified as I157, 1167.

and 1187.PCe P.ul c. Risza ass'ciates, Inc.l: \a i I N l- t RS S. altlssL! L-l l\l-l SArea Walk-By Checklist (AWC)122 Sheet 8 of 123 Room Floor El.57O',3.0625', Bldg.N/A NiAlhlls 1157 and 1167 fuwe been seismically analyzed per NRC IE Bulletin 80-l I (Ref. VBll03-8001-009, Rev 5 and VBW03-8001-010, Ret 8). lhll l 187 is exempt since no safety-relaled equiryent is in the icinity of the wall.Related equipment on SWEL for this area:l) sFl6t6A X X X X Sheet Pau[ C]. Rizzc Associates, Inc.t:\t I lNtf Hs &.

l(}l\tt:11.{N'lli Area Walk-By Checklist (AWC)Room 122Floor El.5743.0625" Bldg.Interaction Effects5. Does it appear that the area is free of potentially adverse seismicinteractions that could cause flooding or spray in the area?6. Does it appear that the area is free of potentially adverse seismic interactions that could cause a fire in the area?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)?

8. Have you looked for and found no other seismic conditions that could adversely affect the safety functions of the equipment in the area?Comments (Additional pages may be added as necessary)

Fire Sources: NO No fire sources identified in area.Flooding Sources: NO No flood sources identified in area.

Evaluated by: Eddie M. Guerra Brian Temporary scaffolding installed in area, judged not likely to cause interaction.

123 StatusO N U AUXB N/A 7t25/20t2 712512012 X X X X Sheet 10 of 123 Paul C. Rizzo Associates, Inc.

Area Walk-By Checklist (AWC)Room 122 Floor El. 570'3.0625"Other supporting or relevant documents and photos (if any): Photo I General View of Room 122 StatusO N U Bldg.AUXB PC? Pnul c. Rizuo Associates, lnc.Area Walk-By Checklist (AWC)Room Sheet ll of 123 Status:@ N U 208Floor El.

565 Bldg. AUXBInstructions for Completing Checklist This checklist may be used to document the results of the Area Walk-By near one or more SWEL items. Thespace below each of the following questions may be used to record the results ofjudgments and findings.Additional space is provided at the end of this checklist for documenting other comments.l. Does anchorage of equipment in the arca appear to be free of potentially adverse seismic conditions (if visible without necessarilyopening cabinets)?2. Does anchorage of equipment in the area appear to be free of significantdegraded conditions?

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

YNUN/A X YNUN/A X YNUN/A X YNUN/A X Fire extinguisher is mounted on the wall and is not laterally supported.

It is judged that since the vertical acceleration at this location is less than Ig, it is unlikelyfor the extinguisher tofall or cause signiJicant inter acti on w it h ne arby eq uipme nt.Related equipment on SWEL for this area:r) FTHP3C 2)rA-6363) hp2c4) hp3c Sheet 12 of 123Paul C. Rizgo As.scciates. Inc.

L\t rlfrLLRS & Ctl:\SLrL1,\--l

\Statusf) N UArea Walk-By Checklist (AWC)RoomFloor El.565 208 Bldg.AUXB X Interaction Effects5. Does it appear that the area is free of potentially adverse seismicinteractions that could cause flooding or spray in the area?6. Does it appear that the area is free of potentially adverse seismicinteractions that could cause a hre in the area?7. Does it appear that the area is free of potentially adverse seismicinteractions associated with housekeeping practices, storage of portableequipment, and temporary installations (e.g., scaffolding. lead shielding)?A dolly was found unrestrained in the area. Since the dolly had restraining chainson it, it was judged that it is temporarily located at the positionfound in the room and will be returned to its storage location and tied when work is done. Also, no sensitiveequipmentfound in the vicinity of this dolly.8. Have you looked for and found no other seismic conditions that couldadversely affect the safety functions of the equipment in the area?Comments (Additional pages may be added as necessary)

Fire Sources: NO No fire sources identiJied in arca.Flooding Sources: No concerns identiJied rcgardingJlood sources. The poten iallood sources in the orea are Coolers E2G1,E26-2,TankTl39-1, Piping: Aux system, borated water, compownt cooling, cont sprq/, decay heot, deminwateL fre Evaluated by: 712512012Eddie M. Guerra 712512012 Y Y Y Y X X X

Sheet 13 of 123 Paul C. Riezo Associates, lnc.t NG tr--tt Rti

{l C(}NSL]UI,tl{trt Area Walk-By Checklist (AWC)Room 208 Floor El.565 Bldg.Other supporting or relevant documents and photos (if any):General View of Room 208 Status:@ N U AUXB Photo 2 Unrestrained Dolly in Area Photo I PC? Paul C. Rizz* Ass.ciates, Inc.Area Walk-By Checklist (AWC)Room 209 Sheet 14 of 123Status:@ N UFloor El.565 Bldg.AUXB 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 ofjudgments and findings.

Additional space is provided at the end of this checklist for documenting other comments.

X l. Does anchorage of equipment in the area appear to be free of potentially adverse seismic conditions (if visible rvithout necessarilyopening cabinets)?

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

Fire extinguisher is mounted on the wall and is not laterally supported. It is judged that since the verticalacceleration at this location is less than I g, it is unlikely for the extinguisher to fall or cause significant interaction w ith ne arby equipment.Related equipment on SWEL for this area:

l) Bwlo N/A N/A N/A N/A X X X Sheet 15 of 123Paul C. Rizzo Asscsiate.s, Inc.t:Nt; Llttt tls &

('0IStrL-ldtf 1S Status:@ N UArea Walk-By Checklist (AWC)Room Floor El.565 209 Bldg.AUXB X Interaction Effects5. Does it appear that the area is free of potentially adverse seismic interactions that could cause flooding or spray in the area?6. Does it appear that the area is free of potentially adverse seismicinteractions that could cause a fire in the area?7. Does it appear that the area is free of potentially adverse seismicinteractions associated with housekeeping practices, storage of portable equipment, and temporary installations (e.g., scaffolding, lead shielding)?

8. Have you looked for and found no other seismic conditions that couldadversely affect the safety functions of the equipment in the area?

Comments (Additional pages may be added as necessary)Fire Sources:

Flooding Sources:Evaluated by:

Nuclear filter cask cart unrestrained adjacent to components.

There are no sensitive equipment in the zone of influence of this cart and it is judged OK. It is also noted that this cart appear to be temporarily in the area.Hydrogen Piping to Make Up Tank No concerns identified regardingfire sowces.

The potentia't igrimonsoarcesinlne urua'ureatlydragvnTrymg'nMake Up Tank No concerns identified regardingJlood sources.

The potential flood sources in the area are BWST Heater 834,Piping: Aux steam, borated water, comp cooling, domestic vtater, Duratek, demin water, fire protection, high pressure injection, main steam, makeup, primary water, spent fuel clean waste 7/25t2012 712512012 X X XEddie M. Guerra Sheet 16 of 123Paul C. Rizeo Associates, lnc.Area Walk-By Checklist (AWC)Room 209 Status:@ N U Floor El.565 Bldg.Other supporting or relevant documents and photos (if any): AUXBPhoto IGeneral View of Room 209 Nuclear Filter Cask Cart Not Restrained EC? Paul C. Rizz' Ass*ciates, lnc.lN{ rtNLt*t s- c'(15\Lrl,1:1utl Area Walk-By Checklist (AWC)Room 225 Sheet 17 of 123 Status:@ N UFloor El.Bldg.565 AUXB Instructions for Completing Checklist This checklist may be used to document the results of the Area Walk-By near one or more SWEL items. Thespace below each of the following questions may be used to record the results ofjudgments and findings.Additional space is provided at the end of this checklist for documenting other comments.

N NiA U NiAl. Does anchorage of equipment in the area appear to be free of potentially adverse seismic conditions (if visible without necessarily opening cabinets)?2. Does anchorage of equipment in the area appear to be free of significant degraded conditions?

3. Based on a visual inspection from the floor, do the cable/conduit raceways and HVAC ducting appear to be free of potentially adverseseismic conditions (e.g., condition of supports is adequate and fillconditions of cable trays appear to be inside acceptable limits)?

4. Does it appear that the area is free of potentially adverse seismic spatial interactions with other equipment in the area (e.g., ceiling tiles and lighting)?

Blockwall close to P3728.

Walls identified as 2047, 2427, and 2137.All walls have been seismically analyzed per NRC IE Bulletin 80-11 (Ref. VBW06-8001-028, Rev 4, VBWl0-8001-058, Rev 3 and VBWI0-8001-059, Rev I).

Related equipment on SWEL for this area: r)P37282) DH9B N N/A U NiA X X X X PC? Pau[ C]. Rigza Associates, lnc.

LSailNIt RS &, {l(l!\sL:l-1.1n*15Area Walk-By Checklist (AWC)Room 225 Sheetl8ofl23 Status:@ N U Floor El.565 Bldg.AUXB X Interaction Effects 5. Does it appear that the area is free of potentially adverse seismic interactions that could cause flooding or spray in the area?6. Does it appear that the area is free of potentially adverse seismicinteractions that could cause a fire in the area?7. Does it appear that the area is free of potentially adverse seismicinteractions associated with housekeeping practices, storage of portableequipment, and temporary installations (e.g., scaffolding, lead shielding)?RP cart and dolly not restrained.

In a subsequent visit to his area on the next day, it was observed thatthis cart was properly restrained.8. Have you looked for and found no other seismic conditions that couldadversely affect the safety functions of the equipment in the area?Comments (Additional pages may be added as necessary)Flooding Sources:

Lighting Transformer No concerns identified regardingfire sources. The potential ignition sources in the area are Lighting Transformer No concerns identified regardingflood sources. The potential flood sources in the area are Lube oil coolers EI88-l, EI88-2, E2l2-1, E2l2-2, cooler E36, Accumulators 76406 &T 6407, Piping: Comp Cooling, Coreflood, makeup, reactor coolantEvaluated by:

712512012 7t25/2012Fire Sources:

X X XEddie M. Guerra Sheet 19 of 123 Pnu[ C. Rizzo Assrrciate.s, lnc.Area Walk-By Checklist (AWC)Room 225Floor El.565 Bldg.Other supporting or relevant documents and photos (if any): Status:@ N U AUXB Photo 2RP Cart Not RestrainedPhoto I Dolly Not Restrained Sheet 20 of 123 Paul C. Rizzo Associltes, Inc.

L \( : I NLI Rli \ (:(l:\ \Ll Lit'.{**I S 565 Status:@ N UArea Walk-By Checklist (AWC)Room 236 Floor E,l.Bldg.AUXB Instructions for Completing Checklist This checklist may be used to document the results of the Area Walk-By near one or more SWEL items. Thespace below each of the following questions may be used to record the results ofjudgments and findings.Additional space is provided at the end of this checklist for documenting other comments.

L Does anchorage of equipment in the area appear to be free of potentially adverse seismic conditions (if visible without necessarilyopening cabinets)?

2. Does anchorage of equipment in the area appear to be free of significant degraded conditions?3. Based on a visual inspection from the floor, do the cable/conduit raceways and 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 interactions with other equipment in the area (e.g., ceiling tiles and lighting)?

Fire extinguisher is mounted on the wall and is not laterally supported. It is judged that since the vertical acceleration at this location rs /ess than Ig, it is unlikelyfor the extinguisher tofall or cause significant interac tion w it h ne ar by equip me nt.Masonry wall in room, see Photo 2.Walls identified as 2317, 2327, 2337, and 2347. Allwalls seismically analyzed.

per NRC IE Bulletin 80-11 (Ref. VBW09-8001-049, Rev 8, tr/8w09-8001-050, Rev 4,VBW09-8001-051, Rev l0 and L/8W09-8001-052, Rev 3).Related equipment on SWEL for this area:l) hp2b X N/A NiA N/A X X X pC? Pau[ c. Rizz' Asst'rciates, [uc.[N{itNLtR$ d e(r:\\L l,l.{}*ls Walk-By Checklist (AWC)236 Sheet 2 I Status:@ N U of 123 Area RoomFloor El.565 Bldg.AUXB Interaction Effects 5. Does it appear that the area is free of potentially adverse seismicinteractions that could cause flooding or spray in the area?

6. Does it appear that the area is free of potentially adverse seismicinteractions that could cause a fire in the area?7. Does it appear that the area is free of potentially adverse seismic interactions associated with housekeeping practices, storage of portableequipment, and temporary installations (e.g., scaffolding, lead shielding)?8. Have you looked for and found no other seismic conditions that could adversely affect the safety functions of the equipment in the area?

Comments (Additional pages may be added as necessary)Fire Sources:Flooding Sources:Evaluated by:

U N U N Y U N Y U N Y NONofire sources identified in area.No concerns identified regarding flood sources. The potential flood sources in the area are Tank Tl 39-2, Aux feedwater, component cooling, containment spray, decay heat, fire protection, high pressure injection,steam, makeup, prim water, reactor coolant spent fuel, service water 712512012Eddie M. Guerra 7/25/2412 X X X X Sheet 22 of 123Paul C. Rizeo Associates, Inc.Area Walk-By Checklist (AWC)Room 236 UN$ lNUt Rti {iir COI+$U LI ANT$Photo IGeneral View of Room 236 Floor El.565 Bldg.Other supporting or relevant documents and photos (if any): Status:@ N U AUXB Photo 2 Masonry Wall pce Pau[ c. Rizzo Ass.ciate.s, lnc.l-\(I tNl::tHs {i

(:(}SIL'l- 1.{sI SArea Walk-By Checklist (AWC)Room Sheet Status:@ N 23 237 Floor El.565 Bldg.AUXB Instructions for Completing ChecklistThis 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 ofjudgments and findings.Additional space is provided at the end of this checklist for documenting other comments.

Nl. Does anchorage of equipment in the area appear to be free of potentially adverse seismic conditions (if visible without necessarilyopening cabinets)?2. Does anchorage of equipment in the area appear to be free of significantdegraded conditions?

3. Based on a visual inspection from the floor, do the cable/conduitraceways and HVAC ducting appear to be free of potentially adverse seismic conditions (e.g., condition of supports is adequate and fillconditions of cable trays appear to be inside acceptable limits)?4. Does it appear that the area is free of potentially adverse seismic spatialinteractions with other equipment in the area (e.g., ceiling tiles and lighting)?Related equipment on SWEL for this area:1) AFl9 2) PSL l06C 3) PSL4928A 4)FV64s2 5) Pl4-l 6) MS5889,47) C73-r N N X X X X pC? Pau[ c. Rizz* Ass.ciates, I'e.Area Walk-By Checklist (AWC)Room 237 Sheet 24 of 123 Status:@ N UFloor El.565 Bldg.AUXB X Interaction Effects 5. Does it appear that the area is free of potentially adverse seismicinteractions that could cause flooding or spray in the area?

6. Does it appear that the area is free of potentially adverse seismicinteractions that could cause a fire in the area?7. Does it appear that the area is free of potentially adverse seismicinteractions associated with housekeeping practices, storage of portableequipment, and temporary installations (e.g., scaffolding, lead shielding)?8. Have you looked for and found no other seismic conditions that couldadversely affect the safety functions of the equipment in the area?Comments (Additional pages may be added as necessary)

Fire Sources: NO No fire sources identified in area.

Flooding Sources: Evaluated by: N Y N Y N Y N/A N/A N/A N YNo concerns identified regarding flood sources. The potential flood sources in the area are Oil cooler EI94-1,condensate tank T2I7, Piping: Aux.

feedwater, condensate, turbine plant cooling water, domestic water, main steam, Service water.

7t25/2012 7/25/2012 X X XEddie M. Guera Pau[ C. Rizzo Associate.s, Inc.

Area Walk-By Checklist (AWC)Room 237 Sheet 25 of 123 Status:@ N UFloor El.565 Bldg.AUXB Photo 2 General View of Room 237Other supporting or relevant documents and photos (if any): Photo I General View of Room 237 PC? Pau[ c. Riezn Associates, lnc.

ls( : tNLl R5 {. cr}stL: L-lt{lils Sheet 26 of 123Status:@ N UArea Walk-By Checklist (AWC)Room 238Floor El.565 Bldg.AUXB 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 ofjudgments and findings.Additional space is provided at the end of this checklist for documenting other comments.I . Does anchorage of equipment in the area appear to be free of potentially adverse seismic conditions (if visible without necessarily opening cabinets)?2. Does anchorage of equipment in the area appear to be free of significant degraded conditions?

3. Based on a visual inspection from the floor, do the cable/conduitraceways and HVAC ducting appear to be free of potentially adverseseismic conditions (e.g., condition of supports is adequate and fillconditions of cable trays appear to be inside acceptable limits)?4. Does it appear that the area is free of potentially adverse seismic spatial interactions with other equipment in the area (e.g., ceiling tiles and lighting)?Fire extinguisher is mounted on the wall and is not laterally supported. It is judged that since the vertical acceleration at this location rs /ess than lg, it is unlikelyfor the extinguisher tofall or cause significantinter acti on w it h ne arby eq uipme nt.

Related equipment on SWEL for this area:

r)Pr4-2 2)FV645r N/A X X X X Sheet 27 of 123 Pau[ C. Rizzo Associates, [nc.

tN( :ltjll R\ ti (1rssL:L1 j\n-lt Status:@ N UArea Walk-By Checklist (AWC)Room 238Floor El.565 Bldg.AUXBInteraction Effects5. Does it appear that the area is free of potentially adverse seismic interactions that could cause flooding or spray in the area?N/A N/A6. Does it appear that the areainteractions that could causeis free of potentially adverse seismica fire in the area?

N/A 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)?

Scaffilding in area appears to be adequately restrained.8. Have you looked for and found no other seismic conditions that could adversely affect the safety functions of the equipment in the area?Comments (Additional pages may be added as necessary)

Fire Sources: NO Nofire sources identified in area.

FloodingScmrces:

Noconcernsidentifiedregardingfioodsources.

TheptterttidtftooilsourczsinlnearvaareAilcodtersb'fg4tz, E30, seal water cooler T218, condensate tank 7218, Piping:

Aux. feedwater, condensate, turbine plant coolingwater, domestic water, main steam, service water Evaluated by:.'t**-Date: 7t25/2012Eddie M. Guerra 7/25t2012 N X X X X Sheet 28 of 123Paul C. Rizzo Associates, lnc.gNG tNE[ R$ {i C()r.ff UL.IANrS Status:@ N U Area Walk-By Checklist (AWC)Room 238 AUXBFloor El.565 Bldg.Other supporting or relevant documents and photos (if any):General View of Room 238 pC? Pau[ C]" Rizzo Assrrciate.s, Itrc.Lli{ilN[lRs &

u(lssl:rl,{st5 Sheet 565 PT Status:@N UArea Walk-By Checklist (AWC)Room Floor El.Bldg.AUXBInstructions for Completing ChecklistThis checklist may be used to document the results of the Area Walk-By near one or more SWEL items. Thespace below each of the following questions may be used to record the results ofjudgments and findings.Additional space is provided at the end of this checklist for documenting other comments.L Does anchorage of equipment in the area appear to be free of potentially adverse seismic conditions (if visible without necessarily opening cabinets)?2. Does anchorage of equipment in the area appear to be free of significant degraded conditions?

3. Based on a visual inspection from the floor, do the cable/conduit raceways and HVAC ducting appear to be free of potentially adverseseismic 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 interactions with other equipment in the area (e.g., ceiling tiles and lighting)?

Related equipment on SWEL for this area:l) T10 X N N N X X X PC? Paul c. Rizzo Ass*ciates, lnc.

IN(i tNL] R5 !i Ct]\liLrrl;\tilsArea Walk-By Checklist (AWC)Room Sheet 30 of 123 Status:@ N U PTFloor El.565 Bldg.AUXB XInteraction Effects

5. Does it appear that the area is free of potentially adverse seismicinteractions that could cause flooding or spray in the area?6. Does it appear that the area is free of potentially adverse seismic interactions that could cause a fire in the area?

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

Construction debris in area. Not likelv to cause adverse interaction.8. Have you looked for and found no other seismic conditions that couldadversely affect the safety functions of the equipment in the area?

Comments (Additional pages may be added as necessary)Fire Sources:Flooding Sources:

N Y N Y N Y N/A N YEvaluated by:

Hydrogen Piping to Make Up Tank No concerns identified regarding fire sources. The potential ignition sources in the area are Hydrogen Piping to Make Up Tank No concerns identified regarding flood sources. The potential flood sources in the area are Borated water storagetankTl0, Piping: Boratedwater, Decay Heat, High Pressuer Injection 7/25t2012 7/25/2012 X X XEddie M. Guerra Sheet3l ofl23 Pau[ C. Rizeo Associates, Inc.E!{CtNU[ RS 6i CON$LrLl.{!fIS Status:@ N UArea Walk-By Checklist (AWC)Room PT AUXB Floor El.565 Bldg.Other supporting or relevant documents and photos (if any): Photo I General View of PT ECe Paul c. Rizz* associate.sn Inc.li\{rlNl lR\ &

C(lX!iL'l,rlAl'lSArea Walk-By Checklist (AWC)RoomFloor El.585 Bldg.AUXBInstructions for Completing ChecklistThis checklist may be used to document the results of the Area Walk-By near one or more SWEL items. Thespace below each of the following questions may be used to record the results ofjudgments and findings.Additional space is provided at the end of this checklist for documenting other comments.l. Does anchorage of equipment in the area appear to be free of potentially adverse seismic conditions (if visible without necessarilyopening cabinets)?

Small gap (-l/4")

between grout and anchor plate. Judged to be acceptable, see Photo 2.CS I6, a checkvalve, has several nuts with what appears to be less than adequate thread engagement in that the threads do not extend beyond the nut, they are flush.Concluded that is acceptable per procedure DB-MM-09266.

YN2. Does anchorage of equipment in the area appear to be free of significantdegraded conditions?

3. Based on a visual inspection from the floor, do the cable/conduitraceways and HVAC ducting appear to be free of potentially adverseseismic 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 interactions with other equipment in the area (e.g., ceiling tiles and lighting)?

Related equipment on SWEL for this area:

l) AF608 2) CSr530 SheetStatu(D N U 303 X X X X PC? Patrl C. Risso Ass*eiates, Inc.L\{ i tNLl Rs { (t}r;!L:L't.{\'tsArea Walk-By Checklist (AWC)Room 303Sheet 33 Statu0 N UFloor El.585 Bldg.AUXB Interaction Effects 5. Does it appear that the area is free of potentially adverse seismic interactions that could cause flooding or spray in the area?6. Does it appear that the area is free of potentially adverse seismic interactions that could cause a fire in the area?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)?8. Have you looked for and found no other seismic conditions that could adversely affect the safety functions of the equipment in the area?Comments (Additional pages may be added as necessary)

Hydrogen line in the area is well supported.

Fire Sources: NO Flooding Sources: U N U N Y U N Y U N YNofire sources identified in area.No concerns identified regarding flood sources. The potential flood sources in the area are Moisture Accumulation tank 7216, Piping: Aux.

feedwater, Containment Spray, Fire Protection, Feedwater Evaluated by: 7/25t2012 7/2512012 Brian A.X X X XEddie M. Guerra Sheet 34 of 123Pau[ C. Riezo Associates, lnc.ulicINUI R$ & (oNii!:ll:{Nl$

Statu0 N U Area Walk-By Checklist (AWC)Room 303Floor El.585 AUXB Bldg.Photo IGeneral View of Room 303Other supporting or relevant documents and (if any): Photo 2 Gap Between Grout and Anchor Plate PCe P^ul Ll. Rizzo ass.ciate.$, Itrc.t l-t I tN I L ttf, S.

(:(lSlL: f1 l\-t SArea Walk-By Checklist (AWC)RoomFloor E,l.

585 Bldg.AUXB Instructions for Completing ChecklistThis checklist may be used to document the results of the Area Walk-By near one or more SWEL items. Thespace below each of the following questions may be used to record the results ofjudgments and findings.Additional space is provided at the end of this checklist for documenting other comments.l. Does anchorage of equipment in the area appear to be free of potentially adverse seismic conditions (if visible without necessarilyopening cabinets)?2. Does anchorage of equipment in the area appear to be free of significant degraded conditions?

3. Based on a visual inspection from the floor, do the cable/conduitraceways and 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 interactions with other equipment in the area (e.g., ceiling tiles and lighting)?Related equipment on SWEL for this area:

l) El lB 2)YE2B3) BW2l4) SFI 1Sheet 35 Statu(D N u 304 X N N N N X X X PCe Paul c. Rizz. Associates, ltlc.L\(r I Nt f RF 6. C(}XSLT L'l ir$*lSArea Walk-By Checklist (AWC)Room 304Sheet 36 of 123 Status:O N UFloor El.585 Bldg.AUXB Interaction Effects 5. Does it appear that the area is free of potentially adverse seismic interactions that could cause flooding or spray in the area?6. Does it appear that the area is free of potentially adverse seismic interactions that could cause a fire in the area?7. Does it appear that the area is free of potentially adverse seismic interactions associated with housekeeping practices, storage of portableequipment, and temporary installations (e.g., scaffolding, lead shielding)?

8. Have you looked for and found no other seismic conditions that couldadversely affect the safety functions of the equipment in the area?

Degraded insulation observed on domestic water line. Judged not to be a concern.

Comments (Additional pages may be added as necessary)

Fire Sources:Flooding Sources:

Evaluated by: N Y N Y U N/A U NiA U NiA N Y U N Y Transformer above L3701, Transformer above L4801 No concerns identified regarding fire sources. The potential ignition sources in the area are Transformer above L3701, Transformer abwe L4801No concerns identffied regarding flood sources. The potential flood sources in the area are Abandoned tank E72, Piping: Aux. Feedwater, Aux. Steam, Borated ll/ater, Domestic water, Duratek, Demin water, fire protection, main feedwater, makeup, primary water, SPF pool cooling, 7/25/2012 7/2512012 X X X X Eddie M. Guena Sheet 37 of 123 Paul C. Rizeo Associates, lnc.Area Walk-By Checklist (AWC)Room 304Status:ON UFloor El.585 Bldg.Other supporting or relevant documents and photos (if any): AUXBGeneral View of Room 304 SheetPaul C. Rizzo Associate.s. Irrc.

taN{ ItNLLRS A. C(}titlrLl.{}:l 5Area Walk-By Checklist (AWC)Room 312 Bldg.AUXB Statu(D N uFloor El.590'6" Instructions for Com pleting ChecklistThis 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 ofjudgments and findings.Additional space is provided at the end of this checklist for documenting other comments.l. Does anchorage of equipment in the area appear to be free ofpotentially adverse seismic conditions (if visible without necessarily opening cabinets)?

Two anchor bolts missingfrom electrical conduit support near R3701 rack, see Photo 2.An additional inspection was performed and it was noted that the base support iswelded to the angle in the floor for the floor plug. Therefore, this finding is iudged not to present a significant seismic concern.

y2. Does anchorage of equipment in the area appear to be free of significantdegraded conditions?

Minor corrosion noted in anchorage supporting sensor panel, see Photo 3.Deemed not a significant degraded condition.

3. Based on a visual inspection from the floor, do the cable/conduit raceways and 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 spatialinteractions with other equipment in the area (e.g., ceiling tiles and lighting)?

Masonry wall in area, see Photo L Check seismic adequacy.Walls identified as 3227, 3217, 3257, 3267, 3277, 3297, 3357, 3367, 3417, 3427.Wall 3427 is exempt. All other walls have been seismically analyzed.Related equipment on SWEL for this area:r) Frs r6l22) SF47 3) DHl0l N X X X N N X Sheet 39 of 123Pnu[ C. Rizco Associates, [nc.t:strtNLtHli 6.

c(ll..9lrL't;\t\-lu Statu(D N U Area Walk-By Checklist (AWC)Room 312Floor El.590'6" Bldg.AUXBInteraction Effects

5. Does it appear that the area is free of potentially adverse seismicinteractions that could cause flooding or spray in the area?6. Does it appear that the area is free of potentially adverse seismicinteractions that could cause a fire in the area?N Y N Y U N Y U NiA U N/A N/A 7. Does it appear that the area is free of potentially adverse seismicinteractions associated with housekeeping practices, storage of portableequipment, and temporary installations (e.g., scaffolding, lead shielding)?

Cart with gas cannisters loosely restrained to wall, see Photo 4.Judged not a concern since straps and chains will keep cannisters in place thus no direct contact with nearby equipment is expected.8. Have you looked for and found no other seismic conditions that couldadversely affect the safety functions of the equipment in the area?

Comments (Additional pages may be added as necessary)Fire Sources:

NO No fire sources identified in area.

Flooding Sources: No concerns identified regardingflood sources. The potentialflood sources in the area are HX 823-1, 823-2, Pumps P247, P248, P249

& P250, Piping:

Component cooling, Decay heat, domestic water, deminwater, spent fuel Evaluated by: 7t25/2012 7/2512012 Brian U N Y X X X X Sheet 40 of 123Paul C. Rizzo Associates, [nc.

EN$ lNUt Rlt q. C()I\SUUTANI$

Area Walk-By Checklist (AWC)Room 312 Floor El.590'6" Bldg.Other supporting or relevant documents and photos (if any): Statu0 N U AUXB Photo 2 Missing Anchor Bolts Photo 1General View of Room 312 Showing Masonry Walls Sheet 41 of 123 Statuq$ N UArea Walk-By Checklist (AWC)Supporting Photos (continued):Photo 3 Minor Corrosion onAnchor Plate Photo 4 Cart Containing Gas Canisters Looselv Restrained Status: V OU AUXBInstructions for Completing ChecklistThis checklist may be used to document the results of the Area Walk-By near one or more SWEL items. Thespace below each of the following questions may be used to record the results ofjudgments and findings.

Additional space is provided at the end of this checklist for documenting other comments.l. Does anchorage of equipment in the area appear to be free of potentially adverse seismic conditions (if visible without necessarilyopening cabinets)?

Nut missing on conduit, see Photo l.Condition report issued : CR-201 2- I0920

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

Related equipment on SWEL for this area:l) RC370l DC? Paul c. Risza Ass*ciates, l*c.

LStr tN Lt 1{S ( C(tr-SL Lti{:f I S Area Walk-By Checklist (AWC)Room 3t4 Sheet 42Floor El.585 Bldg.N Y N Y N Y N Y X X X X SheetPatrl C. Rizzrr Assrrciatc.s, [ne.Area Walk-By Checklist (AWC)Room 314Floor El.585 Bldg.AUXB 123 Status: V OU N/A N/A Y XInteraction Effects5. Does it appear that the area is free of potentially adverse seismic interactions that could cause flooding or spray in the area?

6. Does it appear that the area is interactions that could cause a free of potentially adverse seismicfire in the area?7. Does it appear that the area is free of potentially adverse seismic interactions associated with housekeeping practices, storage of portableequipment, and temporary installations (e.g., scaffolding, lead shielding)?8. Have you looked for and found no other seismic conditions that could adversely affect the safety functions of the equipment in the area?

Comments (Additional pages may be added as necessary)

Hydrogen line in this area is well supported.Fire Sources:

Flooding Sources: Evaluated by: NO No fire sources identified in area.

No concerns identified regardingflood sources. The potential flood sources in the area are Piping:

Auxfeedwater, Aux. steam, Component Cooling, Core Flood, Containment Spray, Decay Heat Removal, Fire Protection, High 7/25/2012 7t25/2012 Y X Y X Y XEddie M. Guerra Sheet 44 of 123 Pau[ C. Rizzn Associates, Inc.Area Walk-By Checklist (AWC)Status: Y @U Room 314 Floor El.s85Other supporting or relevant documents and photos (if any):Photo INut Missing on Conduit Bldg.ATJXB DCe Pau[ C. Rizg' Ass*ciates, Itrc.

L\{ ; [*-Lt Rs 6. LC.-SLr l-1

{l'l SArea Walk-By Checklist (AWC)Room 318Instructions for Com pleting 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 ofjudgments and findings.Additional space is provided at the end of this checklist for documenting other comments.

Sheet 45 of I23 StatusON UFloor El. 585 Bldg. AUXBl. Does anchorage of equipment in the area appear to be free of potentially adverse seismic conditions (if visible without necessarilyopening cabinets)?2. Does anchorage of equipment in the area appear to be free of significantdegraded conditions?

3. Based on a visual inspection from the floor, do the cable/conduit raceways and HVAC ducting appear to be free of potentially adverseseismic 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 spatialinteractions with other equipment in the area (e.g., ceiling tiles and lighting)?

YNUN/A X YNUN/A X YNUN/A X YNUN/A X Fire extinguisher is mounted on the wall and is not laterally supported. It is judged that since the vertical acceleration at this location rs /ess than Ig, it is unlikelyfor the extinguisher tofall or cause significantinter ac t i on w ith ne arby equip me nt. Masonry walls identified as 308D, 309D, 3I0D, 31 1D, and 338D.All walls have been seismically analyzed per NRC IE Bulletin 80-l I (Ref VBWl2-8001-068, Rev 3, VBWI3-8001-069, Rev 3, VBWI3-8001-070, Rev 3, fBWl3-8001-071, Rev 8 and VBWI9-8001-093, Rev 5).Related equipment on SWEL for this area:l) Fl08-l 2)F.r2B3) Cr l-r4) K5-r s)TE-s3296) C3615 7) DA-3783 PCe Paul C. Rizz' Associates, Irrc.L\(itNf t1t5 (i. ctltiiL'r-1 r\*tsArea Walk-By Checklist (AWC)Room 318 Sheet 46 of 123 StatusON U Floor El.585 Bldg.AUXBInteraction Effects

5. Does it appear that the area is free of potentially adverse seismicinteractions that could cause flooding or spray in the area?

6. Does it appear that the area is free of potentially adverse seismicinteractions that could cause a fire in the area?

N/A N/A N/A7. Does it appear that the area is free of potentially adverse seismic interactions associated with housekeeping practices, storage of portableequipment, and temporary installations (e.g., scaffolding, lead shielding)?8. Have you looked for and found no other seismic conditions that couldadversely affect the safety functions of the equipment in the area?Comments (Additional pages may be added as necessary) Fire Sources: NO No fire sources identified in area.FloodingSources: Noconcernsidentifiedregardingfloodsrntrees. ThepdtertttdtftottilxourcvsinlttearmaretsErGWwttzrdter EI0-1, DG Oil Cooler E94-1, DG Jacket Water 7121-1, Piping: Component Cooling, Domesticwater, Diesel Fuel Oil, Demin Water, Fire ProtectionEvaluated by: 7/25t20t2 7/25t20t2 N N N N X X X X Paul C. Rizeo As*ociates, lnc. Sheet 47 of 123Area Walk-By Checklist (AWC)RoomENG TNUT RS E ('O!*SIjITANTS 3 18 Floor El.StatusfYlN U 585 Bldg.AUXBOther supporting or relevant documents and photos (if any): Photo I Masonry Wall Sheet 48 of 123Pirul C. Riszc Asstrciates, Inc. L)-.t : lN LI RS t\ C(lli\L: l- I:\n* l S Area Walk-By Checklist (AWC)319Floor E,l. 585 Bldg.StatusON U Room AUXB Instructions for Com pleting 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 ofjudgments and findings.Additional space is provided at the end of this checklist for documenting other comments.L Does anchorage of equipment in the area appear to be free of potentially adverse seismic conditions (if visible without necessarily opening cabinets)?2. Does anchorage of equipment in the area appear to be free of significant degraded conditions?

3. Based on a visual inspection from the floor, do the cable/conduitraceways and 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 interactions with other equipment in the area (e.g., ceiling tiles and lighting)?

Fire extinguisher is mounted on the wall and is not laterally supported. It is judged that since the vertical acceleration at this location is less than Ig, it is unlikelyfor the extinguisher tofall or cause significant inter act i on w ith ne ar by equ ip me nt. Blockwalls 304D and 307D identified in room.All walls have been seismically analyzed per NRC IE Bulletin 80-l I (Ref, VBWl2-8001-064, Rev 8,and VBWI2-8001-067. Rev 7). Related equipment on SWEL for this area:l) YFI 2)Ks-z3) C25-3 N N/A N/A N/A N N N N/A X X X X Paul C. Rizzo Associttes, Inc.Ll-(i ltr LL RF \ (] il:\ !L I I l.rrl*l SSheet 49 of 123 StatusON u Area Walk-By Checklist (AWC)Room 319Floor El.585 Bldg.AUXB X Interaction Effects5. Does it appear that the area is free of potentially adverse seismic interactions that could cause flooding or spray in the area?6. Does it appear that the area is free of potentially adverse seismic interactions that could cause a fire in the area?7. Does it appear that the area is free of potentially adverse seismic interactions associated with housekeeping practices, storage of portableequipment, and temporary installations (e.g., scaffolding, lead shielding)?

8. Have you looked for and found no other seismic conditions that couldadversely affect the safety functions of the equipment in the area?Comments (Additional pages may be added as necessary)Fire Sources:

Flooding Sources: Evaluated by: Y Y Y Y NO No fire sources identified in area. No concerns identffied regardingfiood srnrees. Thepnermdtftotrdtoarcvsin'lnearvaareLTfG MtetLtiltyr 810-2, DG Lube oil HX E94-2, DG Jacket water TI2 I -2, Piping: Component cooling, Domestic water, Diesel Fuel oil, demin water, fire protection 7/2st2012 7/25t2012 X X X Eddie M. Guerra Sheet 50 of 123 Paul C" Risgo Associatc.s, Ittc.t:N{llNl,t R\ t\ (:(.}551'l t -\}*tS StatusfYlN U Area Walk-By Checklist (AWC)Room 319 Bldg.ATJXBFloor E,l. 585 ,'i"S:'..: ,,...,. . :J. ,.c$Ek.r-; j.".rrPhoto I General View of Room 319Other supporting or relevant documents and photos (if any): Sheet 5l of 123 Pau[ C. Rizzo Associrte.s, lnc.LN(;tl{[l R5 {i Ct]:\SL'LtAtftSl. Does anchorage of equipment in the area appear to be free of potentially adverse seismic conditions (if visible without necessarily opening cabinets)?2. Does anchorage of equipment in the area appear to be free of significant degraded conditions?3. Based on a visual inspection from the floor, do the cable/conduit raceways and HVAC ducting appear to be free of potentially adverseseismic 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 interactions with other equipment in the area (e.g., ceiling tiles and lighting)? YNUN/A X YNUN/A X YNUN/A X YNUN/A X Masonry wall, see Photo L Walls identified as 305D and 306D. Both have been seismically analyzed. All walls have been seismically analyzed per NRC IE Bulletin 80-11 (Ref. VBWI2-8001-065, Rev 5, and VBWI2-8001-066. Rev 0.Related equipment on SWEL for this area: r)LT-2787 2)T46-l Status0N UArea Walk-By Checklist (AWC)Room 32lA Floor El. 585 Blde. AUXB Instructions for Completing Checklist This checklist may be used to document the results of the Area Walk-By near one or more SWEL items. Thespace below each of the following questions may be used to record the results ofjudgments and findings.Additional space is provided at the end of this checklist for documenting other comments. Sheet 52 of 123 Paul C-. Rizzo Associates, Inc.LNillNltt{5 d c(}M'ljt.{!f ts StatusON UArea Walk-By Checklist (AWC)Room 32tAFloor El.585 Bldg.AUXBInteraction Effects

5. Does it appear that the area is free of potentially adverse seismicinteractions that could cause flooding or spray in the area?N N N N/A N/A 6. Does it appear that the area is free interactions that could cause a fire of potentially adverse seismicin the area?

N/A7. Does it appear that the area is free of potentially adverse seismic interactions associated with housekeeping practices, storage of portableequipment, and temporary installations (e.g., scaffolding, lead shielding)?8. Have you looked for and found no other seismic conditions that couldadversely affect the safety functions of the equipment in the area? Comments (Additional pages may be added as necessary) Fire Sources: EMERGENCY DIESEL GENERATOR DAY TANK I - 1 No concerns identified regarding fire sources. The potential ignition sources in the area are EMERGENCY DIESEL GENERATOR DAY TANK 1- 1 Flooding Sorrces: No concems identifiedregardingffood somces. The pttetmdflood\ourcesinlfte area areLMiDaylatk"lqo-l, Piping: Diesel Fuel Oil, Fire Protection Evaluated by: 7t25t2012Eddie M. Guerra 7t25/2012 N X X X X Sheet 53 of 123 Paul C. Rizzo As*ociates, Inc.Area Walk-By Checklist (AWC)ENG INU I Rti &. COI!'ISLILTAitrIH 32lA Floor El.StatusON U 585Other supporting or relevant documents and photos (if any):Photo IMasonry Wall Bldg.AUXB pC? Paul c. Rizz* associate's, [trc.t:\(rtNLtRs & t:ttssL'ljlAs.lsSheet 54 of 123 StatusON UArea Walk-By Checklist (AWC)Room 323Floor El.585 Bldg.AUXB Instructions for Com pleting Checklist This checklist may be used to document the results of the Area Walk-By near one or more SWEL items. Thespace below each of the following questions may be used to record the results ofjudgments 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 adverse seismic conditions (if visible without necessarilyopening cabinets)?2. Does anchorage of equipment in the area appear to be free of significantdegraded conditions?3. Based on a visual inspection from the floor, do the cable/conduitraceways and HVAC ducting appear to be free of potentially adverseseismic conditions (e.g., condition of supports is adequate and fillconditions of cable trays appear to be inside acceptable limits)?4. Does it appear that the area is free of potentially adverse seismic spatialinteractions with other equipment in the area (e.g., ceiling tiles and lighting)? Fire extinguisher is mounted on the wall and is not laterally supported. It is judged that since the verticalacceleration at this location rs /ess than Ig, it is unlikelyfor the extinguisher tofall or cause significant inter ac ti on w ith ne arby equip me nt. Related equipment on SWEL for this area:l) Dl X X X X pC? Paul c. Rizzo As.'i*ciates, lnc. tN{ llN[IRs & (:(}l.sLrL1.{i.-I sArea Walk-By Checklist (AWC)Room 323 Sheet 55 of StatusON UFloor El.585 Bldg.AUXBInteraction Effects

5. Does it appear that the area is free of potentially adverse seismicinteractions that could cause flooding or spray in the area?

6. Does it appear that the area is free of potentially adverse seismicinteractions that could cause a fire in the area?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)?Supply cabinet left open, see Photo 2.However this cabinet is anchored and judged not to cause any interaction

8. Have you looked for and found no other seismic conditions that could adversely affect the safety functions of the equipment in the area?Comments (Additional pages may be added as necessary)

Fire Sources: NO No fire sources identified in area. Flooding Sources: NO No flood sources identified in area. Evaluated by: Y with nearby equipment. 7/25t20r2 7t25t2012 X X X X Eddie M. Guena Sheet 56 of 123 Paul C. Rizzo Associates, Inc.Area Walk-By Checklist (AWC)Room 323ENG lNUt Rs {l CtrFiS(r Ll.\NtE Photo I General View of Room 323Floor El.585 Bldg.Other supporting or relevant documents and photos (if any): StatusON U AUXBPhoto 2 Supply Cabinet Left Open Sheet 57 of 123 Paul C. Rizzo Associates, Inc.!s{ rlNIt R\ Ei t(}Nlil'11.\11 s StatusON UArea Walk-By Checklist (AWC)Room 325Floor El.585 Bldg.AUXB Instructions for Completing ChecklistThis 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 ofjudgments and findings. Additional space is provided at the end of this checklist for documenting other comments.l. Does anchorage of equipment in the area appear to be free of potentially adverse seismic conditions (if visible without necessarily opening cabinets)?2. Does anchorage of equipment in the area appear to be free of significant degraded conditions?3. Based on a visual inspection from the floor, do the cable/conduit raceways and HVAC ducting appear to be free of potentially adverseseismic conditions (e.g., condition of supports is adequate and fillconditions of cable trays appear to be inside acceptable limits)?

4. Does it appear that the area is free of potentially adverse seismic spatialinteractions with other equipment in the area (e.g., ceiling tiles and lighting)?

Fire extinguisher is mounted on the wall and is not laterally supported. It is judged that since the vertical accelerationat this location ls /ess than Ig, it is unlikelyfor the extinguishertofall or ceuse significantinter acti on w it h ne ar by equip me nt. Flourescent lights ovserved above sensitive equipment. Flourescent lights jusdged as OK based on testing of lights performedfor IPEEE. Related equipment on SWEL for this area: l) c36452) Cl N N N N N/A N/A N/A N/A X X X X PC? Ptrul c. Riezo ass*ciates, [nc.Area Walk-By Checklist (AWC)Room 325Sheet 58 of 123 StatusON U Floor El.585 Bldg.AUXB X Interaction Effects5. Does it appear that the area is free of potentially adverse seismic interactions that could cause flooding or spray in the area?6. Does it appear that the area is free of potentially adverse seismicinteractions that could cause a fire in the area?7. Does it appear that the area is free of potentially adverse seismicinteractions associated with housekeeping practices, storage of portableequipment, and temporary installations (e.g., scaffolding, lead shielding)?8. Have you looked for and found no other seismic conditions that couldadversely affect the safety functions of the equipment in the area?Comments (Additional pages may be added as necessary)Fire Sources:Flooding Sources: NO Evaluated by: Y Y Screens per FAQ 07-003I ; 30 kI/A Noconcerns identifiedregardingfire sources. The potential ignitionsources inthe areaare Screens per FAQ07-0031; 30 kVA No flood sources identified in area 7/25/2012 7/25/2012 X X X Sheet 59 of 123Paul C. Rizeo Associates, Inc.ENG tNEt R$ A, (r()Nlilr LlAl\'IS Statusf)N UArea Walk-By Checklist (AWC)325 AUXBFloor El.585 Bldg.Other supporting or relevant documents and photos (if any): General View of Room 325 PCe Paul c. Rizzo associates, Inc.tl\{ttNtlt{( & (C}XFUL l.{FISArea Walk-By Checklist (AWC)Room Floor El.585 Bldg.AUXBInstructions for Com pleting ChecklistThis checklist may be used to document the results of the Area Walk-By near one or more SWEL items. Thespace below each of the following questions may be used to record the results ofjudgments and findings.Additional space is provided at the end of this checklist for documenting other comments.l. Does anchorage of equipment in the area appear to be free of potentially adverse seismic conditions (if visible without necessarilyopening cabinets)? Need to verifu anchorage of E 22-l (welded?)Anchorage confirmed to be consistent with design documentation.2. Does anchorage of equipment in the area appear to be free of significantdegraded conditions?3. Based on a visual inspection from the floor, do the cable/conduit raceways and HVAC ducting appear to be free of potentially adverseseismic conditions (e.g., condition of supports is adequate and fillconditions of cable trays appear to be inside acceptable limits)?4. Does it appear that the area is free of potentially adverse seismic spatial interactions with other equipment in the area (e.g., ceiling tiles and lighting)? Fire extinguisher is mounted on the wall and is not laterally supported. It is judged that since the vertical acceleration at this location is less than Ig, it is unlikelyfor the extinguisher tofall or cause significantinte rac ti on w it h ne arby eq uipme nt.Masonry wall adjacent to E22-1, see Photo l.yl/alls identified as 3307, 3347, 3397, and 3407. All walls have been seismically analyzed.per NRC IE Bulletin 80-11 (Ref. I.BI(17-8001-088, Rev 6, VBWIS-8001-090, Rev 3 VBIl/19-8001-094, Rev 5 and ItBWl9-8001-095, Rev I0).Related equipment on SWEL for this area: r)E22-r 2)822-2 3\P43-2Sheet 60 of 123 N/A NiA N/A N/A StatusON U 328 X X X N N X PC? Pirul C. Riezo ass'ciates, Inc.L\(;lNtl Rs 6. c$NrL:11:{NlSArea Walk-By Checklist (AWC)Room 328 SheetStatusON UFloor El.585 Bldg.AUXB Y X Interaction Effects 5. Does it appear that the area is free of potentially adverse seismicinteractions that could cause flooding or spray in the area?

6. Does it appear that the area is free of potentially adverse seismicinteractions that could cause a fire in the area?7. Does it appear that the area is free of potentially adverse seismicinteractions associated with housekeeping practices, storage of portable equipment, and temporary installations (e.g., scaffolding, lead shielding)?Scaffolding and stepladders in area appear to be properly restrained8. Have you looked for and found no other seismic conditions that couldadversely affect the safety functions of the equipment in the area?Comments (Additional pages may be added as necessary)Fire Sources: NO No fire sources identified in area.Flooding Sources:

No concerns identified regardingflood sources. The potentialflood sources in the area are CCW HX 822-1,2, E23-3, Chem potfeeder Tl3, Piping: Fire Protection, Component Cooling, Deminwater, service water.Evaluated by: 7/2512012Eddie M. Guena-*"t-',7;{--G 712512012 Brian A. Lucarelli Y X Y X Y X Sheet 62 of 123Paul C. Rizzo Associates, Inc.Area Walk-By Checklist (AWC)Room 328 StatusfYlN UFloor El.585 Bldg.Other supporting or relevant documents and photos (if any): AUXBPhoto IGeneral View of Room 328 Masonry Wall Adjacent to Heat Exchan ge 822-l Sheet 63 ofPaul C. Rigzo Associates, [nc. ti\a:INIt Rs 6. ((lstL:L-I:{!\trs Status:QN U Area Walk-By Checklist (AWC)Room 427Floor El.603 Bldg.AUXBInstructions 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 ofjudgments and findings.Additional space is provided at the end of this checklist for documenting other comments.l. Does anchorage of equipment in the area appear to be free of potentially adverse seismic conditions (if visible without necessarilyopening cabinets)?

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

Fire extinguisher is mounted on the wall and is not laterally supported. It is judged that since the vertical acceleration at this location rs /ess than Ig, it is unlikelyfor the extinguisher tofall or cause significantinte r act ion w it h ne arby equipme nt.Related equipment on SWEL for this area:l) Fl lA N X X X X PC? Ptrul C. Rizz* ass.ciates, I*c. lN( rlNl.ttrs t( ('ot'sLrL'l:\NtsArea Walk-By Checklist (AWC)Room 427 Sheet 64 of 123 Status:QN U Floor El.603 Bldg.AUXB XInteraction Effects5. Does it appear that the area is free of potentially adverse seismic interactions that could cause flooding or spray in the area?N/A N/A 6. Does it appear that the area is free of potentially adverse selsmlc interactions that could cause a fire in the area? N/A 7. Does it appear that the area is free of potentially adverse seismicinteractions associated with housekeeping practices, storage of portableequipment, and temporary installations (e.g., scaffolding, lead shielding)?Ladder is stored adjacent to MCC and is tied loosely, see Photo 2.Recommended to be tighten but judged not a significant adverse condition.

8. Have you looked for and found no other seismic conditions that could adversely affect the safety functions of the equipment in the area?Comments (Additional pages may be added as necessary)

Fire Sources: Transformer Feed to DP4502, 480f Transformerfor MCC YF2No concerns identified regardingfire saurces. The poturrtialigntnons(mrcesrnlnearsaureTmffirrner?eviltoDP4502, 480V Transfornrer for MCC YF2Flooding Sources: No concerns identffied regarding flood sources. The potential flood sources in the area are Piping: Main Steam,Fire ProtectionEvaluated by: Date: 712512012Eddie M. Guerra 712512012 Brian N N X X X Lucarellr Paul C. Rizzo Associates, [nc.Area Walk-By Checklist (AWC)427 Photo I General View of Room 427Floor El.603 Bldg.Other supporting or relevant documents and photos (if any):Sheet 65 of 123 Status:QN U AUXB Photo 2 Ladder Loosely Tied Adjacent to MCC Fl1A Sheet 66 of 123Paul C. Rizzo Atsociates, lnc. LS{ l lN[LRS 6. C'C]Stl:L1:t]f lSArea Walk-By Checklist (AWC)Room 428Floor El. 603 Blds. AUXB Instructions for Completing ChecklistThis 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 ofjudgments and findings.Additional space is provided at the end of this checklist for documenting other comments. Status:QN U1. Does anchorage of equipment in the area appear to be free of potentially adverse seismic conditions (if visible without necessarily opening cabinets)?2. Does anchorage of equipment in the area appear to be free of significantdegraded conditions?

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

YNUNiA X YNUN/A X YNUN/A X YNUN/A X Fire extinguisher is mounted on the wall and is not laterally supported. It is iudged that since the vertical acceleration at this location is less than I g, it is unlikely for the extinguisher to fall or cause significant interacti on w ith ne ar by e quip me nt.Masonry walls adjacent to components, see Photo 2.Block walls identified as walls 4016, 4026, 4036, 4016, 4786, 4796, 4886, 4896, and 4906.All walls have been seismically analyzed per N RC IE Bulletin S0- 1 1 (Ref, VBW20-8001- 100, Rev 1 4, VBW2I-8001-102, Rev 13, l/8W25-8001-125, Rev 9, VBW25-8001-126, Rev 6, VBW27-8001-135, Rev 19, l/8W27-8001-136, Rev 3 andVBW2S-8001-137, Rev 3.Related equipment on SWEL for this area: l) c4606 9) DBC2P t7) DCI 2)Fr2A l0) Fl 18) Yl 3) FDl062 r l) D2334)D2 ED 12) XDFI-25) D2P 13) C4605 6)Y2 r4)D2337)YV2 15) DBCIPN8) YV4 16) DBC2PN Sheet 67 of 123Pau[ L^. Rizzo Associates, Inc.LN(ilNLtRS &, (tt};SLrLl.{\'IS Status:Q N UArea Walk-By Checklist (AWC)Room 428 Floor El.603 Bldg.AUXB XInteraction Effects5. Does it appear that the area is free of potentially adverse seismic interactions that could cause flooding or spray in the area?

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

Electrical cart and tools unrestrained in room. See Photo 3. These equipment were found to be temporary as the equipment were being serviced.

8. Have you looked for and found no other seismic conditions that couldadversely affect the safety functions of the equipment in the area?Door to cabinet DCB-2P observed open. See Photo 4.

Judged okny as the equipment was being serviced. Comments (Additional pages may be added as necessary)Fire Sources: Flooding Sources: NOEvaluated by: Y YNo concerns identified regarding fire sources. The potential ignition sources in the area are Power Transformer forSubstation F2 &F I , Transformer for H3602 and H46O2, Liglrtrng Station Transtormer,Constant Vorftags Transformer XY2,Static Voltage Regulator No flood sources identified in area. 7125t2012 Eddie M. Guerra 7l2sl20t2 X X XNo concerns identified regarding fire sources. The potential ignition sources in the areaate Power Transformer for Paul C. Rieeo Associates, Inc.Sheet 68 of 123 Area Walk-By Checklist (AWC)Room 428U-\-$ tNt t Rl4 & Ctlt\St' tI AN'l $Photo 1General View of Room 428 Floor El.603 Bldg.Other supporting or relevant documents and photos (if any): Status:QN U AUXB Photo 2Masonry Wall Adjacent to Components PC" P'u[ C. Rirzo Assrtciittc.s, lttc.Area Walk-By Checklist (AWC)Room 428Supporting Photos (continued): Sheet 69 of 123Floor El.603 Bldg.Status:Q N U AUXB Photo 4 Cabinet DCB-2P Door Left Open Photo 3 Unrestrained Work Cart Sheet 70 of 123 Paul C. Rizzc Asscciates, Irrc.Ls{iINIIRS A. et]S!L'l_:t:\N ISArea Walk-By Checklist (AWC)Room 4284Floor El.Bldg.AUXBInstructions for Completing ChecklistThis checklist may be used to document the results of the Area Walk-By near one or more SWEL items. Thespace below each of the following questions may be used to record the results of-iudgments and findings.Additional space is provided at the end of this checklist for documenting other comments.l. Does anchorage of equipment in the area appear to be free of potentially adverse seismic conditions (if visible without necessarily opening cabinets)?2. Does anchorage of equipment in the area appear to be free of significant degraded conditions?3. Based on a visual inspection from the floor, do the cable/conduit raceways and 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 interactions with other equipment in the area (e.g., ceiling tiles and lighting)? Masonry wall adjacent to battery rack.Walls identified as 40I6 and 4026, both seismically analyzed per NRC IE Bulletin 80- I I (Ref. VBW20-8001 - I 00, Rev I 4).Related equipment on SWEL for this area:r) 2P 2) 2N 3\ C78-2 Status:QN U 603 N N N/A N/A N/A N/A X X X X PCe Paul C. Rizz. Asstrciates, I*c. LS{, lNLtR! {r C{rSFL'I,1.\}-I S Area Walk-By Checklist (AWC)Room 428ASheet 7l of 123 Status:@N UFloor El.603 Bldg.AUXBInteraction Effects5. Does it appear that the area is free of potentially adverse seismicinteractions that could cause flooding or spray in the area?

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

8. Have you looked for and found no other seismic conditions that couldadversely affect the safety functions of the equipment in the area?Comments (Additional pages may be added as necessary)

Fire Sources: NO No fire sources identified in area.Flooding Sources: NO No flood sources identified in area. Evaluated by: N Y N Y U N/A U N/A N/A U N Y Wooden scaffolding was found near battery rackwhich could represent a potential adverse condition. Control process confirmed scaffold is temporary and complies with work period.U N Y 7tzst20r2 7t25t2012 X X X X Eddie M. Guerra Pau[ C. Rizzo Associates, Inc.Area Walk-By Checklist (AWC)Room 428A Sheet 72 of 123 Status:QN uFloor El.603 Bldg.Other supporting or relevant documents and photos (if any):General View of Room 428A AUXB Status:QN U Area Walk-By Checklist (AWC)Room 4288Floor El.Bldg.AUXBInstructions for Completing Checklist This checklist may be used to document the results of the Area Walk-By near one or more SWEL items. Thespace below each of the following questions may be used to record the results ofjudgments and findings.Additional space is provided at the end of this checklist for documenting other comments.l. Does anchorage of equipment in the area appear to be free of potentially adverse seismic conditions (if visible without necessarilyopening cabinets)?2. Does anchorage of equipment in the area appear to be free of significantdegraded conditions?3. Based on a visual inspection from the floor, do the cable/conduit raceways and HVAC ducting appear to be free of potentially adverseseismic conditions (e.g., condition of supports is adequate and fillconditions of cable trays appear to be inside acceptable limits)?

4. Does it appear that the area is free of potentially adverse seismic spatial interactions with other equipment in the area (e.g., ceiling tiles and lighting)?

IMalls in the area identified as 4016 and 4026, both seismically analyzed per NRC IE Bulletin 80-l I (Ref. VBIY2}-8001-100, Rev Il).Related equipment on SWEL for this area: I) D2N pCe Paul c. Rizz' Asstrciates, Inc.liNa I INf I K5 & f (lN.'9lr l,-t A\*l s Sheet 73 603 X N N Y N Y N Y X X X Pau[ C]. Risco Associates, Inc. SheetLlititNIf Hs d ctlsllrt1'..r.\.ts Area Walk-By Checklist (AWC)Room 428c^Floor El.603 Bldg.AUXB X 123Status:QN U N/A Interaction Effects 5. Does it appear that the area is free of potentially adverse seismic interactions that could cause flooding or spray in the area?

6. Does it appear that the area is interactions that could cause a free of potentially adverse seismic fire in the area?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)?8. Have you looked for and found no other seismic conditions that could adversely affect the safety functions of the equipment in the area?Comments (Additional pages may be added as necessary)

Fire Sources: NO No fire sources identffied in area.Flooding Sources: NO No flood sources identified in area.Evaluated by: Eddie 7t25t2012 7t25t2012 X X Y XM. Guerra Sheet 75 of 123 Pau[ C. Rizza Associates, [nc.Area Walk-By Checklist (AWC)4288 Status:QN U Floor El.Bldg.Other supporting or relevant documents and photos (if any): AUXBGeneral View of Room 428Br Sheet 76 of 123 PauI C. Rizzt'r Associates, lnc. LS(i n{Lt t{s & {:()}:51' t-1.\N*l s Area Walk-By Checklist (AWC)Room 429Floor El.Bldg.AUXB Instructions for Completing ChecklistThis checklist may be used to document the results of the Area Walk-By near one or more SWEL items. Thespace below each of the following questions may be used to record the results ofjudgments and findings. Additional space is provided at the end of this checklist for documenting other comments.l. Does anchorage of equipment in the area appear to be free of potentially adverse seismic conditions (if visible without necessarily opening cabinets)?2. Does anchorage of equipment in the area appear to be free of significant degraded conditions?

3. Based on a visual inspection from the floor, do the cable/conduit raceways and 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 interactions with other equipment in the area (e.g., ceiling tiles and lighting)?

Related equipment on SWEL for this area:l) Yl052) Dl ED3) YRFI4) El5) XCEI-l Status:@N U 603 N/A N/A N/A X X X X Sheet 77 of 123 Paul C. Rizsei Associates, Inc. L\(rttrtl r{r \ f(}N\L L t.{!fls Status:@N UArea Walk-By Checklist (AWC)Room 429Floor El.603 Bldg.AUXBInteraction Effects

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

8. Have you looked for and found no other seismic conditions that couldadversely affect the safety functions of the equipment in the area?

Comments (Additional pages may be added as necessary) Fire Sources: Flooding Sources: NO Evaluated by: U N Y U N Y N/A N/A U N/A N Y U N YPower Transformer For Substation E2 & El, Constant Voltage Transformer, Static Vokage Regulator No concerns identified regarding fire sources. The potential ignition sources in the area are Power Transformer For Substation E2 & EI, Constant l/oltage Transformer, Static Voltage Regulator No flood sources identified in area.7t25t2012 Eddie M. Guerra 712512012 X X X X Pau[ C. Rizzo Associates, Inc. Sheet 78 of 123UNG INUI R$ & Ct}t\-'tllr LTANTS Status:QN UArea Walk-By Checklist (AWC)Room 429 AUXBFloor El.603 Bldg.Other supporting or relevant documents and photos (if any):General View of Room 429 Sheet 79 of 123Paul C. Rizzo Associates. Irrc.tN{;lNttR\ & ct}s9(!L-tt,:f IsArea Walk-By Checklist (AWC)Room 4294Floor El.Bldg.AUXBInstructions for Completing ChecklistThis 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 ofjudgments and findings.Additional space is provided at the end of this checklist for documenting other comments.l. Does anchorage of equipment in the area appear to be free of potentially adverse seismic conditions (if visible without necessarilyopening cabinets)?

2. Does anchorage of equipment in the area appear to be free of significantdegraded conditions?3. Based on a visual inspection from the floor, do the cable/conduitraceways and HVAC ducting appear to be free of potentially adverseseismic 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 interactions with other equipment in the area (e.g., ceiling tiles and lighting)?

Related equipment on SWEL for this area:I) DIN Status:ON U 603 U N N N/A N/A N/A N/A N X X X X Sheet 80 of 123 Paul C. Riszo Asscciates, lrrc. Lli{ ; h-ttRs {. (:tll\Sl:L l.tfflS Status:ON UArea Walk-By Checklist (AWC)Room 4294 Floor El.603 Bldg.AUXB XInteraction Effects

5. Does it appear that the area is free of potentially adverse seismic interactions that could cause flooding or spray in the area?Y 6. Does it appear that the area is freeinteractions that could cause a fire of potentially adverse seismic in the area?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)?

8. Have you looked for and found no other seismic conditions that couldadversely affect the safety functions of the equipment in the area?Comments (Additional pages may be added as necessary)Similar configuration as for D2N (Drawing E-20-4-7).Fire Sources:Flooding Sources:

NO Evaluated by: YC ons t ant Vol t age Tr ansfor me r No concerns identified regardingfire sources. T'he potential ignition sources in the area are Constant Voltage Transformer No /lood sources identified in area.7/25t2012 7/25t2012 Brian X X X Eddie M. Guerra Paul C. Rizzo A,sscciates. lnc. l:\{ilNttRs d (:(u\slrLt:{StsSheet 8l of 123 Area Walk-By Checklist (AWC)Room 501Floor El.623 Bldg.Status@N U AUXBInstructions for Completing Checklist This checklist may be used to document the results of the Area Walk-By near one or more SWEL items. Thespace below each of the following questions may be used to record the results ofjudgments and findings.Additional space is provided at the end of this checklist for documenting other comments.l. Does anchorage of equipment in the area appear to be free of potentially adverse seismic conditions (if visible without necessarily opening cabinets)?2. Does anchorage of equipment in the area appear to be free of significantdegraded conditions?Grout damaged in nearby anchorage, see Photo l.Judged not a signfficant adverse condition since remaining anchors will provide adequate strength to support.3. Based on a visual inspection from the floor, do the cable/conduit raceways and HVAC ducting appear to be free of potentially adverseseismic 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 interactions with other equipment in the area (e.g., ceiling tiles and lighting)?Related equipment on SWEL for this area: r)LT-14022) PS3689D3) rl2 N N N N N/A N/A N/A X x X X Sheet 82 of 123 Pirul C. Rizsc Associate.s, Inc. Isfi tNLl 1{S & (]th-<r.:t1'{slr Status@N UArea Walk-By Checklist (AWC)Room 501Floor El.623 Bldg.AUXB X Interaction Effects 5. Does it appear that the area is free of potentially adverse seismicinteractions that could cause flooding or spray in the area?6. Does it appear that the area is free of potentially adverse seismicinteractions that could cause a fire in the area?

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)?

8. Have you looked for and found no other seismic conditions that couldadversely affect the safety functions of the equipment in the area?Comments (Additional pages may be added as necessary)Fire Sources:Flooding Sources:

Evaluated by: N N/A N/A N ULighting TransformerNo concerns identified regardingfire sources. The potential ignition sources in the area are Lighting Transformer No concerns identified regarding flood sotrces. The puerfndftoodvourczsinlne areu anz(antponerttL0dtmg Surg Tank 712, Piping: Chilled water, component cooling, demin water, Main Steam, Station Heating, Fire Protection 7t25/2012 7t25t2012 X X XEddie M. Guerra Sheet 83 of 123 Paul C. Rirzrl Associittes, ltlc'. Area Walk-By Checklist (AWC)StatusfYlN U Room 501 Floor El.623 Other supporting or relevant documents and photos (if any): Photo IDamaged Grout Bldg.AUXB pce Pru[ C. Rizz' ass*ciates, Itrc.[\a]lNtl R\ & c(]sslrll AtftsSheet 84 of 123 Status: t@ UArea Walk-By Checklist (AWC)Room s02Floor E,l. 623 Bldg.AUXB Instructions for Completing ChecklistThis checklist may be used to document the results of the Area Walk-By near one or more SWEL items. Thespace below each of the following questions may be used to record the results ofjudgments and findings.Additional space is provided at the end of this checklist for documenting other comments.l. Does anchorage of equipment in the area appear to be free of potentially adverse seismic conditions (if visible without necessarilyopening cabinets)?

2. Does anchorage of equipment in the area appear to be free of significantdegraded conditions?

3. Based on a visual inspection from the floor, do the cable/conduitraceways and HVAC ducting appear to be free of potentially adverseseismic conditions (e.g., condition of supports is adequate and fillconditions of cable trays appear to be inside acceptable limits)?Unable to see due to ceiling panels4. Does it appear that the area is free of potentially adverse seismic spatialinteractions with other equipment in the area (e.g., ceiling tiles and lighting)?Crack observed in Masonry lVall, See Photo 2.

Condition Report issued: CR-20 I 2- I 097 3 Ceiling panels are anchored. I.-ire extinguishers are in cabinets Masonrywa\\sidentifiedas5017,5117,5157,5167,5177,5187,5197,5207,5227,5237,and5277. AII walls have been seismically analyzed per NRC IE Bulletin 80-l I (Ref VBW29-8001-143, Rev 10, VBW29-8001-148, Rev 6, I/8W29-8001-149, Rev 5, VBW29-8001-151, Rev 2, VBW29-8001-152, Rev 5, l,/8W30-8001-153, Rev 3, l/8W30-8001-154, Rev 9, tr/8w30-8001-156, Rev 2, VBW30-8001-158, Rev 4.Related equipment on SWEL for this area: l) c57552) LSHHSP9B6 3\Lr-r52sA

4) C5792ALB25) L3l l6) L5l r N/A X X X N X PC? Pau[ c. Rizz* Ass*ciates, Inc.LNCINLI Rs 6. (ttl\\L'L',I.\ljtSArea Walk-By Checklist (AWC)Room 502Sheet 85 of 123 Status: V@ U Floor El.623 Bldg.AUXB XInteraction Effects

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

Unrestrained trash can, Iight bulb storage container, and I&C cart.Judged not to cause damaging interaction with nearby panels.8. Have you looked for and found no other seismic conditions that could adversely affect the safety functions of the equipment in the area?Comments (Additional pages may be added as necessary)Fire Sources: NO No fire sources identified in area.Flooding Sources: NO No flood sources identi/ied in area.Evaluated by: N/A See Photos 3 and 4.7/25t2012 7/25t2012 X X X Eddie M. Guerra Sheet 86 of 123 Paul C. Rizzo Associate.s, Inc.Area Walk-By Checklist (AWC)Room 502Floor El.623 Bldg.Other supporting or relevant documents and photos (if any):Photo I General View of Room 502 Status: "@ U AUXBPhoto 2 Crack in Masonry Wall Sheet 87 of 123Paul C. Rizzo Associate..i, [nc.ENG tNU[ Rti & C$N$L' L-t,ttf,lsArea Walk-By Checklist (AWC)502 Supporting Photos (Continued):Floor El.623 Bldg.Room Status: "@ U AUXB Photo 4 Unrestrained Trash Can and Light Bulb Storage Photo 3Unrestrained I&C Cart Sheet 88 of 123Paul C. Rizeo Associates, Inc. L:{ i lNlit tls \ C(}i\lL:L (.{N15 505 Status:O N UArea Walk-By Checklist (AWC)RoomFloor El.623 Bldg.AUXB Instructions for Completing ChecklistThis 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 ofjudgments 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 adverse seismic conditions (if visible without necessarily opening cabinets)?2. Does anchorage of equipment in the area appear to be free of significant degraded conditions?

3. Based on a visual inspection from the floor, do the cable/conduit raceways and HVAC ducting appea-r 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)?

Due to presence of ceiling , these items could not be verified.4. Does it appear that the area is free of potentially adverse seismic spatialinteractions with other equipment in the area (e.g., ceiling tiles and lighting)? Ceiling panels anchored, see Photo I.Masonry walls in area. Verfy seismic adequacy of wallsWalls identified as 5107, 5127, 5287, 5297, 5347, 5357, 5367.Allwalls have been seismically analyzed per NRC IE Bulletin 80-11 (Ref. VBW29-8001-145, Rev 13,VBW29-8001-146, Rev 8, l/8W31-8001-159, Rev 9, L/BW3l-8001-160, Rev 3, VBW3l-8001-161, Rev 4,VBW3 1 -800 I -l 62, Rev l, I/Bll/3 I -8001 -l 63, Rev 2.Related equipment on SWEL for this area:l) c5706 2) Cs702 3) C57r24) HrS 588945) HrS 75286) CS 571l7) CS s7l6 X X N/A N/A X X PCe P.ul c. Rizz' ats*ciates, ltrc.Area Walk-By Checklist (AWC)RoomSheet 89 of 123Status:@ N U 505Floor El.623 Bldg.AUXB Interaction Effects 5. Does it appear that the area is free of potentially adverse seismicinteractions that could cause flooding or spray in the area?6. Does it appear that the area is free of potentially adverse seismicinteractions that could cause a fire in the area?7. Does it appear that the area is free of potentially adverse seismicinteractions associated with housekeeping practices, storage of portableequipment, and temporary installations (e.g., scaffolding, lead shielding)? Small podium not anchored (see Photo 2), hov,ever it is judged that itwill not pose any unacceptable adverse condition to nearby panels.8. Have you looked for and found no other seismic conditions that couldadversely affect the safety functions of the equipment in the area? Comments (Additional pages may be added as necessary)Fire Sources: NO Nofire sources identified in area.Flooding Sources: NO No flood sources identified in area.Evaluated by: U N Y U N Y N/A N/A N/A U N Y U N Y 712512012 7t25t2012 X X X XEddie M. Guema Sheet 90 of 123 Pau[ C. Rizeo Associates, Inc.UNG tNUt RS G. (1.)t$tr L1'A!$I S Area Walk-By Checklist (AWC)Room 505Floor El.623 Bldg.Other supporting or relevant documents and photos (if any): Status:@ N U AUXBPhoto 2 Small Podium Not Anchored Photo I Ceiling Tiles and Lighting Fixtures Anchored Status:@ N U AUXB 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 ofjudgments and findings.Additional space is provided at the end of this checklist for documenting other comments.l. Does anchorage of equipment in the area appear to be free of potentially adverse seismic conditions (if visible without necessarilyopening cabinets)?2. Does anchorage of equipment indegraded conditions?the area appear to be free of significant

3. Based on a visual inspection from the floor, do the cable/conduitraceways and HVAC ducting appear to be free of potentially adverseseismic conditions (e.g., condition of supports is adequate and fillconditions of cable trays appear to be inside acceptable limits)?4. Does it appear that the area is free of potentially adverse seismic spatial interactions with other equipment in the area (e.g., ceiling tiles and lighting)?Related equipment on SWEL for this area:l) HV53l4 pce Paul C. !!-iezo Ass.ciate.s, Inc.

{\{ :lNttR{ { t(!:ill-iL't.{stsArea Walk-By Checklist (AWC) Room 515 Sheet 9l ofFloor El.623 Bldg.X U N Y U N Y U N Y U N Y X X X pce Pau[ C. Rizzo Ass.ciates, Inc.t-s{.:lNLlR\ g tlr:\H,:L l.!,tflsArea Walk-By Checklist (AWC)Room 515Sheet 92 of 123Status:C N UFloor El.623 Bldg.AUXB XInteraction Effects

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

Dolly loosely tied to column adjacent to MCC, however it is unlikely that this dolly would have an interaction with the II{CC nearby.

8. Have you looked for and found no other seismic conditions that could adversely affect the safety functions of the equipment in the area?Comments (Additional pages may be added as necessary)

Fire Sources: NO No fire sources identified in area, Flooding Sources: PIPING: Fire Protection No concerns identified regardingflood sources. The potential flood sou.rces in the orea are PIPING: Fire Protection Evaluated by: 7t25t2012 Eddie M. Guerra 7t25/2012 Brian N/A X X X Sheet 93 of 123 Paul C. Rizzo Associates, Inc.uNG tNtt Rs s, cohlil-rl-rAlrts Status:@ N UArea Walk-By Checklist (AWC)Room 515Floor El.623 Bldg.AUXB Other supporting or relevant documents and photos (if any): General View of Room 515 General View of Room 515 Sheet 94 of 123 Paul C. Rieeo A.ssociates, Inc.ING TNUtrRS & COTf$ULTANT$ Status:@ N UArea Walk-By Checklist (AWC)Room 515 Supporting Photos (continued)

Floor El.623 Bldg.AUXB Loosely Tied Dolly in Room 515 Cylinder tanks properly fixed to wall were found in the area PC? Paul c. Ritzo Ass*ciate.s, I*c.

tI(;tNLtRs & ctlrill:t l:\srsArea Walk-By Checklist (AWC) Room 600Sheet 95 StatusON U Floor El.643 Bldg AUXBInstructions for Completing ChecklistThis checklist may be used to document the results of the Area Walk-By near one or more SWEL items. Thespace below each of the following questions may be used to record the results ofjudgments and findings.Additional space is provided at the end of this checklist for documenting other comments.l. Does anchorage of equipment in the area appear to be free of potentially adverse seismic conditions (if visible without necessarilyopening cabinets)?2. Does anchorage of equipment in the area appear to be free of significantdegraded conditions?3. Based on a visual inspection from the floor, do the cable/conduit raceways and HVAC ducting appear to be free of potentially adverse seismic conditions (e.g., condition of supports is adequate and fillconditions of cable trays appear to be inside acceptable limits)?4. Does it appear that the area is free of potentially adverse seismic spatial interactions with other equipment in the area (e.g., ceiling tiles and lighting)?Related equipment on SWEL for this area: l) cv-5005 U N Y N N U N U U X X X X Sheet 96Paul C. Rizzo Associate.s, lnc.u\,(:tNLt R\ & fclNsL:l- 1.{.\:rsstatusON UArea Walk-By Checklist (AWC)Room 600 Floor El.643 Bldg.AUXBInteraction Effects

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

8. Have you looked for and found no other seismic conditions that couldadversely affect the safety functions of the equipment in the area?

Comments (Additional pages may be added as necessary) Fire Sources: NO No fire sources identified in area.Flooding Sources: Piping: Station Heating No concerns identified regarding flood sources.Heating The potential flood sources in the area are Piping: Station N Y N Y N Y NEvaluated by: Date: 7/25/2012 Eddie M. Guerra 712512012 X X X X Paul C. Rizzc Associates, Inc. IN{;tNtl l{fi d^ c{}:.sL: L1'{\"I\ Sheet 97 of 123 Area Walk-By Checklist (AWC)Room 60rFloor El.643 Bldg.Status0N U AUXB 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 ofjudgments and findings. Additional space is provided at the end of this checklist for documenting other comments.

l. Does anchorage of equipment in the area appear to be free of potentially adverse seismic conditions (if visible without necessarilyopening cabinets)?2. Does anchorage of equipment in the area appear to be free of significantdegraded conditions?3. Based on a visual inspection from the floor, do the cable/conduit raceways and 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 interactions with other equipment in the area (e.g., ceiling tiles and lighting)?

Related equipment on SWEL for this area: l) 146082) PY-l0lA3) MSl0l N/A U N/A U N/AUN/A U N Y N Y N Y N Y X X X X PCe Pau[ c. Ri:zer Associates, [trc. L\{itr-tttts {i ('{rI\L Lt.{NIsArea Walk-By Checklist (AWC)Room 601 Sheet 98 of 123 StatusON UFloor El.643 Bldg.AUXB X Interaction Effects5. Does it appear that the area is free of potentially adverse seismic interactions that could cause flooding or spray in the area?6. Does it appear that the area is free of potentially adverse seismic interactions that could cause a fire in the area? N/A N/A 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)? Unrestrained temporary storage containers observed in aree, see Photo 2 8. Have you looked for and found no other seismic conditions that could adversely affect the safeiy functions of the equipment in the area?Comments (Additional pages may be added as necessary) Fire Sources: NO No fire sources identified in area.Flooding Sources: Cont Purge Supply Heating Coil E38, Piping: Domestic weter, Fire Protection, Main Steam, Station Heating No concerns identified regarding flood sources. The potential flood sources in the area are Cont Purge Supply Heating Coil E38, Piping: Domestic water, Fire Protection, Main Steam, Station Heating Evaluated by: 712512012 Eddie M. Guerra 7/2512012 X X X Sheet 99 of 123 Paul C. Riszo A-ssociates, lnc.Area Walk-By Checklist (AWC)601 Floor El.Photo I General View of Room 601 643Other supporting or relevant documents and photos (if any): Bldg.StatusON U AUXBPhoto 2 Un restrained Storage Containers pce Paul c. Rizz' Ass'ciate's, l.c.[:i( i tNL t t{5 {a e(}NlL' Ll.{i*1S Sheet 100 of 123 StatusON U Area Walk-By Checklist (AWC)Room 602Floor El.643 Bldg.AUXBInstructions for Completing ChecklistThis 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 ofjudgments and findings.Additional space is provided at the end of this checklist for documenting other comments. I . Does anchorage of equipment in the area appear to be free of potentially adverse seismic conditions (if visible without necessarilyopening cabinets)?2. Does anchorage of equipment in the area appear to be free of significantdegraded conditions?

3. Based on a visual inspection from the floor, do the cable/conduit raceways and HVAC ducting appear to be free of potentially adverseseismic conditions (e.g., condition of supports is adequate and fillconditions of cable trays appear to be inside acceptable limits)?

4. Does it appear that the area is free of potentially adverse seismic spatialinteractions with other equipment in the area (e.g., ceiling tiles and lighting)?Related equipment on SWEL for this area:l) sPl7A7 2) rcsl lA N/A X X X X PC? Patul c. Rizzo Ass.ciates, Inc.Area Walk-By Checklist (AWC)Room 602 Sheet 101 of 123StatusON U Floor El.643 Bldg.AUXB Interaction Effects5. Does it appear that the area is free of potentially adverse seismic interactions that could cause flooding or spray in the area?6. Does it appear that the area is free of potentially adverse seismic interactions that could cause a fire in the area?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)?

Unrestrained temporary storage container in the area, see Photo 2.8. Have you looked for and found no other seismic conditions that could adversely affect the safety functions of the equipment in the area?Comments (Additional pages may be added as necessary) Fire Sources: N N/A N/A NiA N 480V Transformer No concerns identified regardingfire sources. The potential ignlnonsourcesmlne ureaure ffiUtTmnfiormer Flooding Sources: Piping: Fire Protection, Main Steam, Station HeatingNo concerns identified regardingflood sources. The potential flood sources in the area are Piping: Fire Protection, Main Steam, Station Heating Evaluated by: 7/25/2012 7t25t20t2 X X X X Paul C. Rizzo Associates, Inc. Sheet 102 of 123 ENGtNU[R5 {i C$FiSL!Ll Atf,lb Area Walk-By Checklist (AWC)Room 602Floor El.643 Bldg.Other supporting or relevant documents and photos (if any): status(f,N u AUXB Photo 2 Unrestrained Storage Container Photo I General View of Room 602 StatusON U Area Walk-By Checklist (AWC) Room Floor El.638 Bldg.AUXB Instructions for Com pleting Checklist This checklist may be used to document the results of the Area Walk-By near one or more SWEL items. Thespace below each of the following questions may be used to record the results ofjudgments and findings. Additional space is provided at the end of this checklist for documenting other comments.I . Does anchorage of equipment in the area appear to be free of potentially adverse seismic conditions (if visible without necessarily opening cabinets)?2. Does anchorage of equipment in the area appear to be free of significant degraded conditions?3. Based on a visual inspection from the floor, do the cable/conduit raceways and HVAC ducting appea-r 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 potentialty adverse seismic spatial interactions with other equipment in the area (e.g., ceiling tiles and lighting)? Fire extinguisher is mounted on the wall and is not laterally supported. It is judged that it is unlikely for the extinguisher to fall or cause significant interaction w ith nearby equipme nt.Masonry walls in area, see Photo l.Walls identified as 6017, 6027 6037, 6087, 6097, 6107, and 6047 Wall 6027 is exempt. All other walls have been seismically analyzed per NRC IE Bulletin 80-11 (Ref, VBII/31-8001-164, Rev 3,SK-C-997, Rev 0, VBW3I-8001-165, Rev 9, VBW32-8001-166, Rev 5, VBW32-8001-167, Rev 8, VBW32-8001-168, Rev 2 , VBW32-8001-177, Rev 0 Related equipment on SWEL for this area:l) T5-5261

2) Czr-l3) SW-58964) SW3927 5) SW3928 pce Paut c. Rizz* ass*ciates, Inc.Sheet 103 603 X N N N X X X PC? Paul c. Rizzo Ass*ciates, Ine.l\-( I lNLtRs & C(lSs(r 11.{}-I 5Area Walk-By Checklist (AWC)Room 603Sheet 104 of 123StatusON UFloor El.638 Bldg.AUXB X Interaction Effects5. Does it appear that the area is free of potentially adverse seismic interactions that could cause flooding or spray in the area?6. Does it appear that the area is free of potentially adverse seismic interactions that could cause a fire in the area?Y Y N/A Y7. 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)?

I&C Cart not restrained, see Photo 2.It is iudged that the I&C cart and the ladder (Photo 3) would not equipment. cause an unacceptable interaction with nearby. Y 8. Have you looked for and found no other seismic conditions that could adversely affect the safety functions of the equipment in the area?Comments (Additional pages may be added as necessary) Fire Sources: NO No fire sources identified in area. Flooding Sources: No concerns identified regarding/lood sources. The potentiql Jlood sources in the area are Deminwater storagetank T108, Cem Pol Feeder T154, Expansion tank 788, Piping: Chilled waler, Domestic woter, demin water, /ire protection, Statioh Heating, Senice vater Evaluated by: 7/25/2012 Eddie M. Guerra 7/2st20t2 X X X Sheet 105 of 123 Paul C. Rieeo Associates, Inc.UNG INEI R$ {i C(JIYXiULIANTS Area Walk-By Checklist (AWC)Room 603Floor El.638 Bldg.Other supporting or relevant documents and photos (if any): Photo I Fire Extinguisher not Restrainedand Masonry Wall I StatusON U AUXBPhoto 2 Cart Not Restrained DC? Pau[ c. Rizzo Associates, I'c. LN( ; h-Lt Ri & (: tll\sL' l-.1 dr.-l

• Area Walk-By Checklist (AWC)Room 251 INTKInstructions for Completing Checklist This checklist may be used to document the results of the Area Walk-By near one or more SWEL items. Thespace below each of the following questions may be used to record the results ofjudgments and findings.

Additional space is provided at the end of this checklist for documenting other comments. Sheet 106 of 123 Statusf)N uFloor El. 565 Bldg.I . Does anchorage of equipment in the arca appear to be free of potentially adverse seismic conditions (if visible without necessarily opening cabinets)? Anchor threads shown with substantial length past nut, see Photo l. Judged acceptable as the support loads are very insignificant.2. Does anchorage of equipment in the area appear to be free of significant degraded conditions?

3. Based on a visual inspection from the floor, do the cable/conduit raceways and 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 interactions with other equipment in the area (e.g., ceiling tiles and lighting)?

Hanging light touching component, see Photo 2. Judged not a significant concern due to weight of hanging light Related equipment on SWEL for this area:l) sw82 YNUN/A X YNUN/A X YNUN/A X YNUN/A X PC" Paul c. Rizeer Assrrciates, I*c.t\(ilSLtR\ & ('(r:\tL Lt.\st\Area Walk-By Checklist (AWC)Room 251 Sheet 107 of 123Statusf)N UFloor El.)b)Bldg.INTK Interaction Effects5. Does it appear that the area is free of potentially adverse seismic interactions that could cause flooding or spray in the area?6. Does it appear that the area is free of potentially adverse seismic interactions that could cause a fire in the area?U N Y U N N/A N/A U N/A 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)?8. Have you looked for and found no other seismic conditions that could adversely affect the safety functions of the equipment in the area?Comments (Additional pages may be added as necessary) Fire Sources: NO No fire sources identified in area.FloodingSources: Noconcernsidentffiedregardingfloodsotrces. Thepttermdftonilyourcesin'lttearmureYrymg:Dorwstrc Water, Demin kVater, Service Water. Clean Water Evaluated by: Date: 7t25t2012 Eddie M. Guema 7/2st2012 Brian A.N Y U N Y X X X X Pau[ C. Riezo Associates, [nc.Sheet 108 of 123 Area Walk-By Checklist (AWC)Roomt1N(.: lN[[ Rs & C(!NFL'L'I AtfrH 251 Floor El.Photo I Anchor Threading Substantially Past Nut 565 Other supporting or relevant documents and photos (if any): Bldg.Statusf)N U INTKPhoto 2 Hanging Light Touching Component Pau[ C. Rizzo Asstlciate.s, lrrc.LS( ;tNlt g5 6. LtlXSLrL r:{$rS 50 ofStatusf)N uArea Walk-By Checklist (AWC)RoomFloor El.585 Bldg.INTK Instructions for Completing Checklist This checklist may be used to document the results of the Area Walk-By near one or more SWEL items. Thespace below each of the following questions may be used to record the results ofjudgments and findings. Additional space is provided at the end of this checklist for documenting other comments. L Does anchorage of equipment in the area appear to be free of potentially adverse seismic conditions (if visible without necessarily opening cabinets)?2. Does anchorage of equipment in the area appear to be free of significant degraded conditions? Minor corrosion on various components, see Photo l. Judged not to affect component opearbility or seismic capacity.3. Based on a visual inspection from the floor, do the cable/conduit raceways and 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)? Rod hung pipe (Photo

2) attached to building structural beam withfrictionclamps. It tsiudged that this condition is acceptable due to short span of pipe.4. Does it appear that the area is free of potentially adverse seismic spatial interactions with other equipment in the area (e.g., ceiling tiles and lighting)?

Fire extinguisher is mounted on the wall and is not laterally supported. It is judged that it is unlikely for the extinguisher to fall or cause significantinte racti on w ith ne ar by e qu ip me nt.Related equipment on SWEL for this area:r) P4-l 2\Ft-2 N Y N N N Y X X X X DCe Paul c. Rigz' Ass.ciate.s, [rrc.t:\( TtNULRS {. C(rN lLiLl:{\'lS Area Walk-By Checklist (AWC)RoomSheet 1 10 of 123 statu* N u 50 Floor El.585 Bldg.INTK XInteraction Effects

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

N Y N Y6. Does it appear that the area interactions that could cause is free of potentially adverse seismicafire inthe are{'l N/A7. Does it appear that the area is free of potentially adverse seismic interactions associated with housekeeping practices, storage of portableequipment, and temporary installations (e.g., scaffolding, lead shielding)?8. Have you looked for and found no other seismic conditions that couldadversely affect the safety functions of the equipment in the area? Comments (Additional pages may be added as necessary) Fire Sources: NO No fire sources identified in area. Flooding Sources: No concerns identified regardingflood sources. The potential flood sources in the area are Piping: Aux. Steam, Chlorination, circulating water, fire protection, screenwash, service water, water treatmentEvaluated by: 7/2st20r2 M. Guerra 7t25/2012 N Y N Y X X X Sheet 111 ofl23Paul C. Rizeo Assrrciates, Inc.EN$ TNUI R5 & C(}NTL' LIANT,!Area Walk-By Checklist (AWC)Room 50 Floor El.585 Bldg.Other supporting or relevant documents and photos (if any): Statufi N U INTK Photo 2 Rod Hung PipesPhoto I Minor Corrosion Sheet ll2 of 123 Paul C. Ri:zo Asscciate.s, Inc. tS{ I h'.L I t{! A. (:(r:\\L: L-l Al;lli StatusON U Area Walk-By Checklist (AWC)Room 5l Floor El.576 Bldg.INTK Instructions for Com pleting 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 ofjudgments and findings. Additional space is provided at the end of this checklist for documenting other comments.

l. Does anchorage of equipment in the area appear to be free of potentially adverse seismic conditions (if visible without necessarilyopening cabinets)?2. Does anchorage of equipment in the area appear to be free of significantdeeraded conditions?

Grout damaged, see Photo I.Judged not a significant adverse seismic condition.

3. Based on a visual inspection from the floor, do the cable/conduit raceways and HVAC ducting appear to be free of potentially adverseseismic 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 interactions with other equipment in the area (e.g., ceiling tiles and lighting)?

Movement of MCC restrained, see Photo 2. Top conduits will provide lateral restraint. Deemed not significant Related equipment on SWEL for this area:l) El2c X X X X Sheet 1 l3 of 123 Paul C. Rizzo Associate.s, Inc. LN( l ll{Lt ll.f.i A. C(!}{SL: t, t:{**lX StatusON U Area Walk-By Checklist (AWC)Room 5lFloor El.576 Bldg.INTK Interaction Effects5. Does it appear that the area is free of potentially adverse seismic interactions that could cause flooding or spray in the area? N Y N Y U N/A U N/A 6. Does it appear that the area is interactions that could cause a free of potentially adverse seismicfire in the area? U N Y7. Does it appear that the area is free of potentially adverse selsmlc interactions associated with housekeeping practices, storage of portable equipment, and temporary installations (e.g., scaffolding, lead shielding)? Scaffolding in area appears to be adequately restrained.8. Have you looked for and found no other seismic conditions that couldadversely affect the safety functions of the equipment in the area?Comments (Additional pages may be added as necessary) Fire Sources: Transformer For Lighting Panel L3012 No concerns identified regardingfire sources. The potential ignition sources in the area are Transformer For Lighting Panel L3012Flooding Sources: No concerns identified regarding fiood sources. The pa'tenidftoodtoarces inltte arsa areYrymg: ?re Protection, Aux. steam, diesel fuel oil, screenwash, water treatmentEvaluated by: 7t25t2012Eddie M. Guerra 712512012 Brian U N Y X X X X Pau[ C. Rizeo Associates, lnc. Sheet ll4 of 123Eli$ IND t RS {L C()N'*L: Ulht\."l !j Area Walk-By Checklist (AWC)Room 5l Floor El.Bldg.576Other supporting or relevant documents and photos (if any):Photo I Damaged Grout Statusf)N U INTK Photo 2 Movement of MCC Restrained by Adjacent Component pce Paul c. Riez' Ass.ciate,1, 111q. Area Walk-By Checklist (AWC)RoomFloor El.Bldg.INTK 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 ofjudgments and findings. Additional space is provided at the end of this checklist for documenting other comments.L Does anchorage of equipment in the area appear to be free of potentially adverse seismic conditions (if visible without necessarily opening cabinets)?2. Does anchorage of equipment in the area appear to be free of significantdegraded conditions? Minor bolt coruosion notedfor Service Water Pumps P3-1, P3-2,Judged not to affect component opearbility or seismic capacity.3. Based on a visual inspection from the floor, do the cable/conduit raceways and 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 interactions with other equipment in the area (e.g., ceiling tiles and lighting)? P3-3. See Photos l, 2 and 3.Fire extinguisher is mounted on the wall and is not laterally supported.It is iudged that it is unlikely for the extinguisher to fall or cause significantinter ac ti on w it h ne ar by equip me nt.Fire extinguishers not restrained Masonry wall 2371 in area has been seismicalll, analyzed per NRC IE Bulletin 80-l I (Ref. VBWI0-8001-055, Rev I4)Related equipment on SWEL for this area: l) Fl2D 2)EFt2C 3) P3-2 Sheet I l5 of 123 Status0N U 52 576 N/A X X X X PC? Pirul c. Risza Associates, I'c'u\{it:\JItR\ ( tt}s5t l-l:\\"15 Area Walk-By Checklist (AWC)Room 52 Sheet Floor El.576 Bldg.r23 Status0N U INTK 7/25t2012 7t25t2012 XInteraction Effects

5. Does it appear that the area is free of potentially adverse seismicinteractions that could cause flooding or spray in the area?6. Does it appear that the area is free of potentially adverse seismic interactions that could cause a fire in the area?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)?8. Have you looked for and found no other seismic conditions that couldadversely affect the safety functions of the equipment in the area?Comments (Additional pages may be added as necessary)

Fire Sources: Flooding Sources:Evaluated by: NO No fire sources identffied in area. No concerns identifiedregardingJloodscmrces. Theporcmidftoad'soarcesinlnearvaareYrymg:TrzProtection, Aux. Steam, Circulating Water, Circulating water tubing, Service water tubing, water treatment Date: Eddie M. Guerra X X X Sheet ll7 of 123 Paul C. Rizeo Associates, Inc.Area Walk-By Checklist (AWC)Room 52 StatusON UFloor El.576 Bldg.Other supporting or relevant documents and photos (if any): INTKPhoto I Minor Corrosion of Pump P3-l Photo 2Minor Corrosion of Pump P3-3Photo 3 Minor Corrision of Pump P3-2 Paul C. Rizzo Associates, lnc.L\{ :lst I 115 6t f (}I\Lrt,I:{t'15 Sheet I l8 of 123 Status0N UArea Walk-By Checklist (AWC)Room 53 Floor El 566.2s Bldg.INTKInstructions for Com pleting Checklist This checklist may be used to document the results of the Area Walk-By near one or more SWEL items. Thespace below each of the following questions may be used to record the results ofjudgments and findings.Additional space is provided at the end of this checklist for documenting other comments.l. Does anchorage of equipment in the area appear to be free of potentially adverse seismic conditions (if visible without necessarilyopening cabinets)?2. Does anchorage of equipment in the area appear to be free of significantdegraded conditions? Damaged grout, see Photo l. Judged not to have an adverse ffict on support's seismic capacity.3. Based on a visual inspection from the floor, do the cable/conduit raceways and HVAC ducting appear to be free of potentially adverseseismic conditions (e.g., condition of supports is adequate and fillconditions of cable trays appear to be inside acceptable limits)?4. Does it appear that the area is free of potentially adverse seismic spatial interactions with other equipment in the area (e.g., ceiling tiles and lighting)?Related equipment on SWEL for this area: r) sw3963 2) SW1399 Y Y N/A X X X X DC? Paul c. Riez. Ass.ciate.s, Itrc. t\ail\llR5 d cet:\st:L tA}'"t\ Area Walk-By Checklist (AWC)Room 53 Sheet ll9 of 123StatusfDN uFloor El.566.2s Bldg.INTK XInteraction Effects

5. Does it appear that the area is free of potentially adverse seismic interactions that could cause flooding or spray in the area?Y Y N/A 6. Does it appear that the area is free interactions that could cause a fire of potentially adverse seismic in the area?Y 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)?

Ladder in area is not restrained, butjudged not an interaction concern. See Photo 2.Scaffolding in area appears to be adequate.

8. Have you looked for and found no other seismic conditions that could adversely affect the safety functions of the equipment in the area?Comments (Additional pages may be added as necessary)Fire Sources:

NO No fire sources identilied in area. Flooding Sources: No concerns identified regarding flood sources. The potential flood sources in the area are Piping: Fire Protection, Aux. Steam, Circulating ll/ater, Domestic Water, Diesel F-uel Oil, Demi water, Screenwash, Servicewater, Water treatment, Neutralizing Tank discharge Evaluated by: Date: 712512012 Eddie M. Guerra 7125t2012 Y X X X Paul C. Rizeo Associates, [nc.Sheet 120 of 123 Area Walk-By Checklist (AWC)Ut{$lNUtRS & COF}LrL1At\'l S 53 Floor El. 566.25 Bldg.Other supporting or relevant documents and photos (if any): Statusf) N U INTKPhoto 2Ladder Not Restrained Photo I Damaged Grout PCe Paul c. Rizzo Associat*s, Irrr:.r,srrrsrts.ffi Area Walk-By Checklist (AWC)Room YARD Floor El.585 Bldg.YARD Instructions for Completing ChecklistThis checklist may be used to document the results of the Area Walk-By near one or more SWEL items. Thespace below each of the following questions may be used to record the results ofjudgments and findings. Additional space is provided at the end of this checklist for documenting other comments.l. Does anchorage of equipment in the area appear to be free of potentially adverse seismic conditions (if visible without necessarily opening cabinets)?2. Does anchorage of equipment in the area appear to be lree of significant degraded conditions?3. Based on a visual inspection from the floor, do the cable/conduit raceways and 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 interactions with other equipment in the area (e.g., ceiling tiles and lighting)? Related equipment on SWEL for this area: l) Tl53-l Sheet I2l of 123 StatusiQN U NiA X X X X Paul C. Rizzo Associares, Inc.Sheet 122 of 123 L\t i lNI t llr 6. {-tl1\ \l:LI]{}*l S StatusiQN U Area Walk-By Checklist (AWC)Room YARDFloor E,l. 585 Bldg.YARD X Interaction Effects5. Does it appear that the interactions that couldarea is free of potentially adverse seismiccause flooding or spray in the area?N/A 6. Does it appear that the area is free of potentially adverse seismic interactions that could cause a fire in the area?

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

8. Have you looked for and found no other seismic conditions that couldadversely affect the safety functions of the equipment in the area?Comments (Additional pages may be added as necessary)

Fire Sources: EMERGENCY DIESEL GENERATOR FUEL OlL STOR No concerns identified regardingfire sources. The potential ignition sources in the area are EMERGENCY DIESEL GENERATOR FUEL OIL ST'OR Flooding Sources: No concerns identified regardingfiood sources. Thepuermdftood"xturcvsin'ltrearvaareT't'ffi]l't4t,'l't'#, T149, T150, 7151-1, TI5 1-2, 7160, 7168, Tt88, 72 1 2, 745 Evaluated by: Date: 7/2512012 Eddie M. Guerra 7tzst20t2 X X X Sheet 123 of 123 Status:QN I.J Area Walk-By Checklist (AWC)Room YARDF loor Iil. 5tr5 I)ldg. YARD Other supporting or rclcvant documcnts arrd photos (if any): TPhoto I APPENDIX D COMPONENT LIST FOR ANCHORAGE CONFIGURATION CHECK COMPONENT ID References 2N Draw Draw ng C-0752 Rev 0011ng E-854Q-115-1 2P Drawing C-0752 Rev 0011 Drawing E-854Q-1-15-2 c21-l Ca lcu latio n C-CSS-CZL-L c25-3 Calculation C-CSS-C25-3 c3615Ca lcu latio n C-CSS-C36 15 c3645Ca lcu latio n C-CSS-C3645 c4606 Calculat Calculat on c-css-c4606

c-css-c4603 on c73-1 Caf cu lation C-CSS-C7 3-1 c78-2 Ca lcu lation C-CSS-C78-1 D1-EDCa lculation C-CSS-DCMCC-1 Drawing C-0233 Rev 0011 DlN Drawing E-20-4-7(21 Drawing C-0220D Rev 0004 D2-ED Ca lcu lation C-CSS-DCM CC-002Ca lcu lation C-CSS-DCM CC-1 D2N Drawing E-20-4-7(21 Drawing C-0220D Rev 0004 Calculation C-CSS-YV4 DzP Drawing C-0220E Rev 0003 DBC2P Ca lcu lation C-CSS-DBC2P E11B Ca lcu lation C-CSS-E1 1B Drawing C-0233 Rev 0011 El2B Ca lcu lation C-CSS-E12B El2C Calcu Draw Drawation C-CSS-E12C ng C-0233 Rev 001L ng C-0412B Rev 0004 E22-1 Calcu Draw Draw Calcuation C-CSS-E22-1 ng M-23-5-3 ng7749-M-23-3-5atio n 97209-TR-01-_REVO (Altra n) COMPONENT ID References E22-2 Ca lcu lation C-CSS-E22-L Drawing M-23-5-3 Drawing 7749-M-23-3-5Ca lcu latio n 97 2O9-TR-01_REVO (Altra n )827 -r Calculation C-CSS-EZ7 -1, 821-2Ca lcu lation C-CSS-E27 -2FI lA Calculation C-CSS-F1 1A Drawing C-0233 Rev 0011 FI2A Calculation C-CSS-F12A Fl2D Calculation C-CSS-E12C Calculation C-CSS-F12D Drawing C-O4L2B Rev 0004 K5-1 Calculation C-CSS-K5-1 K5-2Ca lcu lation C-CSS-K5-2 Pt4-l Ca lcu lation C-CSS-P14-1 Pt4-2Ca lcu lation C-CSS-P14-L Ca lcu lation C-CSS-P14-2 P3-2 Drawng M-045-00002-0011 P3728 Calcuation C-CSS-P37-2 P42-1 Calcuation C-CSS-P42-1 P43-2 Calculat Calculaton C-CSS-P43-2 on C-CSS-P43-001 P58-1 Calcu lation C-CSS-P58-L RC3701 Ca lcu latio n C-CSS-R C37 OL T10 Calculation C-CSS-T1OD rawi ng 7 7 49 -C-34-L47 -3 T12 Calculation C-CSS-TI2 T46-1 Drawing C-02134 Rev 0001. Ca f cu latio n C-CSS-T 46-t XCE1-1 Ca lcu lation C-CSS-CE 1-001-Calculation C-CSS-E1 XDF1 -2 Calculat Calculat on C-CSS-DF1-2on C-CSS-F1 Y2Calculation C-CSS-Y2 YF1Calculation C-CSS-YF1

Calculation C-CSS-F128 YRF2Ca lculation C-CSS-YRF2Calculation C-CSS-D2P COMPONENT ID References YYz Calculat Calculat on C-CSS-YV2 on C-CSS-DZP YV4 Calculation C-CSS-YV4 APPENDIX E MASONRY BLOCK WALLS VERIFIED UNDER IE BULLETIN 80-1,1 Elevation Room Wall Seismically Analyzed Reference 545 122 II57 Yes VBW03-8001-009, Rev 5 (8/16193)I167 YesVBW03-8001-010, Rev 8 (4120189)It87 ExemptSK-C-992, Rev A (616/89)565 225 2047 Yes VBW06-8001-028, Rev 4 (7129/88)2421 Yes VBW10-8001-058, Rev 3 (112106\2431 YesVBW10-8001-059, Rev 1 (6129181)227 2077 YesVBW06-B001-031, Rev 2 (12/1186)2081 Yes VBW06-8001-032, Rev 3 (214191)2441 Yes VBW10-8001-060, Rev 4 (3114186)236 2317 Yes VBW09-8001 -049, Rev 8 (2/6/06)2321 Yes VBW09-8001-050, Rev 4 (214106)2337 YesVBW09-8001-051, Rev 10 (1/15/06)2347 YesVBW09-8001-052, Rev 3 (2l8l9l)s76 52 237r YesVBW10-8001-055, Rev 14 (2110187)585 312 3227 Yes VBW15-8001-080, Rev 6 (5/18/88)3247 Yes VBW16-8001-082, Rev 5 (8/5/81)3257 YesVBW16-8001-083, Rev 2 (4127188)3261 YesVBW16-8001-084, Rev 5 (4127188)3271 YesVBWl7-8001-085, Rev 4 (4125188)3297 YesVBW17-8001-087, Rev 4 (4125188)3357 Yes VBW18-8001-091, Rev 5 (4/25188)3367 Yes VBW19-B001 -092, Rev 2 (10128181) 3411 YesVBW19-8001-096, Rev 5 (4121188)3421 ExemptSK-C-994, Rev A (616189)318 308D YesVBW12-B001-068, Rev 3 (5l2ll8l)309D Yes VBW13-B001 -069, Rev 3 (5128181)3 lOD Yes VBW13-8001-070, Rev 3 (5128181)31 1D Yes VBW13-8001 -01I, Rev 8 (4120188)338D Yes VBW19-B001 -093, Rev 5 (9126181)319 304D YesVBW12-8001-064, Rev 8 (8126187)307D YesVBW12-B001-067, Rev 7 (4120/88)32tA 305D Yes VBW12-B001-065, Rev 5 (4121188)306D YesVBW12-8001-066, Rev 6 (8126187)328 3307 YesVBWIT-8001-088, Rev 6 (612t189)3341 YesVBWI3-8001-090, Rev 3 (6114189) Elevation Room Wall Seismically Analyzed Reference 3391 Yes VBW19-8001 -094, Rev 5 (613106)3407 YesVBW19-8001-095, Rev I0 (115/06)603 428 40r6 YesVBW20-8001-100, Rev 14 (1216188)4026 4036 Yes VBW21-8001 -1.02, Rev 13 (3131/99)4046 4786 Yes VBW25-B001 -125, Rev 9 (6126190)4796 YesVBW25-B001-126, Rev 6 (l2lI1l90) 4886 Yes VBW27-B001 -135, Rev 19 (4129188)4896 Yes VBW27-B001-136, Rev 3 (7118106)4906 YesVBW28-8001-137, Rev 3 (9123181)623 502 50r7 Yes VBW29-B001 -I43, Rev IO (ll7106)5147 YesVBW29-8001-148, Rev 6 (6110/06)5t5l YesVBW29-8001-149, Rev 5 (8114/96)5167 5W Yes VBW29-8001-151, Rev 2 (9127186)5r87 Yes VBW29-B001-I52, Rev 5 (ll7106)5197 Yes VBW30-B001 -153, Rev 3 (3131186)5207 Yes VBW30-8001 -154, Rev 9 (9117193)5227 5231 YesVBW30-B001-156, Rev 2 (ll3l9l)5211 YesVBW30-B001-158, Rev 4 (6110106)505 5107 Yes VBW29-B001-145, Rev 13 (6/5/06)5r2l YesVBW29-B001-146, Rev 8 (I/12106)5281 Yes VBW3l-8001 -159, Rev 9 (11116189) 5291 Yes VBW31-8001-160, Rev 3 (2116188)5347 Yes VBW31-8001-161, Rev 4 (4121182)5357 Yes VBW31-8001-t62, Rev I (5111/81)5367 Yes VBW31-8001 -163, Rev 2 (l0lt7l85) 643 603 6017 Yes VBW3 I -8001-164, Rev 3 (2114106)6027 Exempt SK-C-997, Rev 0 (Il4l99)6037 Yes VBW31-8001-165, Rev 9 (10/7105)6087 Yes VBW32-B001-166, Rev 5 (Illll90)6091 YesVBW32-800 L-167 , Rev 8 (llll 184)6l0l YesVBW32-B001-168, Rev 2 (5/10/88)6041 Yes VBW32-B001 -1J7, Rev 0 (l2l2Il83) APPENDIX F DAVIS.BESSE DESIGN CRITERIA MANUAL I.0DA-Sl t+{t DE[iiGH-ESSTroThe d+sign earthquake basis depnds on tlre regional geology, site seismology, snd historisffl rlccur?er)ces, etc. Thess *ubjects arc discuascd ln dctail in tbe tlavis-Eess+ U$AR Appendir ?C,This sec.tion consisu of presenting &e design reryons* $Fectril *nd darign time histary usd in the ss,ismic *nslln$is and seismie design of Category I strueturs which form lhe Davis-Bcssc lieeixing eommitment. Ahhough tfuis section i* essentiolly historic*I, ft is also applicable ta Fqst t ?79 Carcgary I building

• lesign-I.1 TIESIru*EART}IOUAKEThe l*IRC's Sei$nic *nJ Geology Siting Criterir (10 CFR .100, Appcndix A) rtq*irts tlrnt fCIr purpses ofnnalysis and d*igrr, two design earthqu:rkes be sp*cifiod; i,c., a rnaxirnum po*sible (larger) earthquake tnd a rnaxirnum probable (srnaller) earthquake.

'!1e maximunt possible {larger} eafltquake is defined

rs rh*t eartlrquake producing the maximum vrtrratory gtrr:und nl&tion that the nuclear powe-r generating ptant is derigrr*d t* rryithstand without firnetional imp*inne*t of those features necessary to shut dcrrn the reactor and rnaintain tfre plant in a safe conetition wilh*ut undue risk to thc hcslth nnd safety sf thc public. Thc nrnxirnum trsrie+ntal gruund acceleration for thc rnorimum possible (tuger) carthquake is 0.15 g. The ma'iimuln possiblc txrrttx;u*k* is atsr: referr*d to as $afe-Shutdown Earthquakc sr $SE The Maximum Frababte Eerthquake is thc conservatively detcrrnirred earrhquak*

a*d *ssociate*l ground motion that might reesonably or probably be exp*cted to ilecur at the nuclea-E plant site. Thc Maxirnurn Prob*ble E*rthquake is similar to the t)pernting Ba*is liarthqu*kc {*BE} ternrinology prs$ently being used by thc NRC. Tl'e maximum horizontal ground scc*ltniltirrn for th+ maxir*um probable {sma}ler} earttrquake is 0.0S g.r .z DE;sI!i]-r RESpONSEJPF,ffRA-Tlrc design r+$psn$e sF+lctra for horirontal ground moti*ri of thc *mxirnmn poasihlc {larg*r, $$E}earthqu*ke fnr 0 percenf Il? percent* I percent, 2 percent, 5 ptrecnt, ffid l0 percent of eritical damping are sh*wn in Figrurc fl.f:. t -l - Figure n.E. I -2 shows thc co*csponding r*$P{rn$$ ryaetrafor thr rnarrin*un

.rrolrable (snraller, OBE] earthquakc, which *rc abtaircd by nurltiplying tftema

rinrum possible

{targcr} earthqu*e spcctra values by a factar of ffl5" Fig*ra I}.8.1-J shsrrs the l)avis-Bemc tirne-histonr dcsigr spocburu plonet with the ground design $pectrum for 4-percer:t darnping. 'lhu figur* also shows thal the tirne-history responss Fpestruff esfisffTatir.ely rnvelopt the f)avis-Bessg desien spectrum. Davis-Besse Design Criteria ll/lanual ,*"T:#rjrc*_ $ectlon litle: $EI$h'tIC DESIGN Revi*lon: fl Fagr: II.E,1"l Reepontlble Englnear Checker: theo $win -- ApFrcYer: Fttr:6#?lqq DS-StES-0 Davis-Besse Design Criteria Manual (Coniinualionl$sctlon rltls: SEISMIC IIESIGN Revl+ion; SPag*; ILE. t-ZThe input derign rc$pons spsctra, ofleo referred to as a "Nsvnnarh" spwtrs" is hssed on reseereh etrndueted by Dr. Nc&msrk in conjurrction with the NRC. Based +n site strudies prrp*rerJ for Davis-Besse Power Station Llnit l, the maximum gr*untl mceleraiion, velocity, dirylftc*rncnL and carttrquake duration are shown in Table ILE.I-1. Thev*rticgl cornponent of ffich e*nhqunkc is defined as two+hirds of the horieontsl cornpon*nt. rJFJ$ISryJ}'Ih-,IE-HIS1'ORY"ACCEI.E&AABAMThe cast-rvcsl *ccelerograrn of thc Hclcnq Montana earthguake of *etab*r 31, I935 was used as the basis for development af the project accelcration time-bistories for both design earthquakes.The HElena record rvrE rnodified to obtain an accclcration time-hist*ry havir*g thcr*quired dtnatiott" rnaximum grounri escelerstions, sfid a resulting rcspon$e spe,tra with v*lues gcnerally grealer tbart thsl.Iermark design sp+ctm. Figure II.E. I -d shows thc modifre'd Helerrs trorizsntal tirne-histcryaccelerogram developed for llavis-Besse Power Station Unit l. Reference 1 presents thi* record asa digitized tim+history of 3ff seconds in intervals of 0.01 set*nd-1,3 DB-o18&C Davis-Besse Design Criteria ltJlanual{Contiauation} SEISMIC FESICT'\'Tablc II.E.l- t LtrM f rfNG PARAM E',t.ERS FOR't'H ri IIES rc}'t EARTHST JAK&T I I,ORIZOHTA L VIBRATORY GROU}.ID MOTIONS*.Igggeq esrrtrqunks, S$El II.E.I -}t,Max i murn ground accelera t iolu M*xi:nunr gronnd velocity:Iv{ irx i rt urn gtnund d i splmc,rne.nt

Total durarion:fvf irx intun grculrd accelsratiurr

!r{sx irnunr gmund vclocity: M axirnum grou*tl rl isplace.rnent:Tstal dr:rati*n:

V. VNTiICAL VMRATl}RY GROTJND h{OTIONS tl.MEl$Leu&e-luretletstdhg*f, ks*"ffXff 0. t -s 6""'-5 inchc#src*nrl 3,33 inche*3S second$o.08 {}?.6? inche#secund 1.78 irtche*3S.*eean+l* M*'timu,nrBpEubls,ffsesrllq[hgu*gand-l"Iunu@Eeghgg4g Vertical vibretory gr,**nd motions rrc two-thirds of the respective nraximrrn horisontal vibrator.v Sgound rnotlons. os4180.0 Davis-Besse Design Griteria Manual (Continuatlon) SEISh{If: L}}:SIfiHFigure II.E.l-i REC$ITM EHI}h. }) RSSFON SE SPE CTR,\ ITO R H O fi IZON TA t-(J R {} Li{T)M{}TIOH$ OF MAXrMr,Jhl pOSSIBt-li EARTHQTJAK

{LARGSR EARTHQUAKE}

FOR SEV ERA I. DAfu{P INfi RATIOS Ptrtfr, tx 30 .r 05 *e 4O 3A e$to s E 4 o6 03 o* o6 -CE , 7'*34 Frceuent!. ty"lrx u3 t ie't\r R g I OE I r* R.reio or critictl durping [E'Ot*f'-0 Rovislon: tContinuation) $EISh,IIC NESTGN l'igurc tl.E- i-?RECOMfuTENDEF RESI{NSF. SPECTRA TOR HORIUONI"AL {iROLil\II} h,roT'loNs oF MAxlMutuI PROBABLE EARffiTQUAKE {sM A t,t .ER EARTHQIJA K-E} I]OR SEV ERAL DAL'I P fi{G RI\TIOS frr+:, tx ot I*ts fztettt*rr*y,qrtx L r r*rie s( srttlgrl d.Ffrng Davis-Besse Design Criteria Manilal rr.8"1.5 rS E'6 u t*1: r*4 r$I Cr$g*++sl lrr,

• DS+lS{FS Davis-Besse Design Criteria Manual (Contlnuation)

Elslll.lFt i{Hnl'rtrll[Fr sectlon ritle: SElSfullC trHSI{iN ftwirlcn; fl Irigure ll l-.:.1-3 r}ES IGH TME-H ISTfi R Y SPIC.TTTUM VERS T }S DESI GN SFHffTIIU I /t CflM P ARI$( }N G r,l;s HFT El IE]I 5t llrfit fs il=FI F .t-?H r# Yt f,t Lt r+4yr TH J n-.=-\--?+ -I --F J----lll tr a a ct r E*s*si tEr* llt flt rt fr"F Tr.t)r-\\f\qt?;r,!l lnutt:ilIlil Davis-Besse Deslgn Criteri" Manual{Continuation} Ellltt.LdEl r rtlrlltrn ir!lrer sectian Title: SEISMTC DHSIGN Revigion; 0 II.Ei-7 Fisurc II.E,l -{hTOEIFIEb FI E LFNA ]'t MF- It tS TORY ACCELEft,*SRAh{

• f,'*I[3 t['l'^t lg*Is tf*!s T al'a a 1 t I+?I>I I I f!t I C I r t T-G)I tt l,{t t ts!lf33 *r9 ] lf o I l, viu 31* t I qB*v.
• oB-rl:?ss ilavis-Besse Design Crlteria ftllanual l'*ln*lr{n t*tlttlt(Sretlon Tlth: fitcvfrlan:

3$EISMTC ANALYSIS OF STRUCTT]RES Frge: Il.E.}"l Re*porslbh Engfuoon Ghecher: JonHook Approtrcr; I*W $wrmtratu ?,/13196 This section disc*Esrs the eaifinic anulyticsl approach for bot]r Seisrnie Categ$ry I and Non-{seismic Cntegory I} *tnretures. Modeling considerations, and tlre time-bistory method ofanatlris. rre dsstrihed for the major (lategory I buiklings. Althougfi thi* Eectioll is e$srntialtry historiml, nelv $tfffturs$ r+,ould also raluire the considenadons dc*crikd herein-2.t $sI,sMIg csTEssKXJ ETRUCTURES The Seismie L*ategory I stnctures rvhich heve been desigrrd to withst.and the ef;f**ls of the de*ign e*nlrqurk*s are listed belo-rv: J Shield building l C+ntainntsrrt vss*l Conmi*nrent intemEl structurcs Auxiliary buildingIntake $rucftre excluding superstrusture $ervi*e watsr tuurel and valve roorn Eorsted watw stsrage tank and foundgtion Seismit Caregary I clEctrical duct benks and menhsles Ernergcncy dicsel fuei oil tanks *O foundationsfhlorine deleetor bui lding The Seiffiic Category I systems and compan*nts tocrted in tbae $ErsturEs h*vs also bsclt rtesigned for the effects of the desigrr carthquakcc.

I ftB.{tr80.s Scetlon Tlife: Revt*ian:

3 Davis-Bes$e Design Criteria ffianual{Continuatian} SE}SMIC AJ'IALYSIS OF S RUCTTJRES Frs*: tI.E.?'t 2,2. The deign of $eismic Cate.g*ry I structurcs har bcen based on the tecftniques cf TIII ?014{Referenc*.2}*nd the applicable sections of BC-TOP-4A (Referenc* }}. Lumped rna$$mathem*tic*t rnadels *own in Figures ll.E.Z- l througfr II.E.2-S $rcrs u*ed to *nalpe th.e major Seisrnic Cstagory [ struotnres applyrng both tinrc-history and spccfail reryonss teehniquc*. A discus$ion oftime-tristory a'nalysis is given in $ection Il-E-?.?, andthe spedral ref,pstl$s techniqueis diseussed in Secti*n ILE.3.I. tt should be notcd that the mricn ptant *trrrchfes as well ae Arms 4 7, and S of fts euxiliary building flre separatcd by I inch expataion (eeis,rnic) joints in order to en$ur* indepeudent rryonse under sei.snr ic cxci tation.The lump ffia$s madels \yere dynarnically cxcitctl using ground speetr* and tirae-history as giveo in Figures II.E.l-l'{ind tl.E.1*3, and in Reference l. Seismic forces far the design of huilding$ lvcre obtained using the spe*hal re$Fsnsc rechrriquc. Unng the lime-histary teefiniquen flcor resFsn$e specfra q'"ere develeped at e*ch floor levcl for three directions of earthquake sxcitation. The flmr spectra, found in Refer*$c*s 4 fficJ 5 as well as in calculatisrs li*tai in Tahl+ fi-8.2-?, are u*ed t'oobt*in seismjc losds for the design of systerns, subsyststns, and components that are uncoupled with the building walls or strbs {rcfer to $ection II.E.3}.[4QpFI..r.NJ; '[he $eismic Category I struclures rcsting orr sound bedrock hsve been ideelized as 6x*d-baoe, lurnped-rnas$ $y$l$ffs as shown in Figures l[.fi,,?-Z through U.E.?-?. The Seisnric Calegary I $tructurcs which h*$e becn analyged considering soil stnrcture intcreeti+n effects include Area 6 of thf auxiliary building and the borated water storage tunk (see Figureu n.8.2-l and II.E.2-8). In tha madd for tho tlnee areas of the auxiliary buiklirrg thc intsks strtrctrue, *trd the containmenl intern*Is,I csncentrated msss wes located at each floor level te rnatheuraticaJly repre$*rlt the massof slabs-watts, and equipmsrrt. This idealizetion w&s based sn the that the flosr sl$6 will act as rigid diaphragms. Theec masscs were connectcd by rnasrless bssm elements r*presertting the *tiffirees of the w*lls and colurnns betweem floors Tke lulnped m*ss pints fur theshield brlitding, e*ntaimnent vemel, sd trorated water $tordgs ta*k w*re eslsblished in sceordancc with the building gumctry irrrl *tnretural proputies. For ArHr 6 of the *uxili*ry building, the foundation consists af s syrt*ln of berns *nd reinfsrcld concrete columns (Cais*on*) extending 2? feet lhrougl Class I rtnrctural haekfilt to the raek*urfaca. ln the rnathematical r*odcl shown in Figue II.E.2- 1, the s+il arxl c**crete rnnsses between the grade slsb arrd th* rock s*rfacc have been hunfred at three points. Trmslation*I soil springs located at these poinls represcnfed lhe 5hsar rigidity of thc soil. A ratntional spring et the top af the colurnns rcfresesled the retatior*l stiffrress of the colurnn group- Ttre system. u'a$ assumd fte* ts'rotate at the rock surfirce and lateral stability was provided by thc tsnslttisnal sail qprings, F-10

• B-{lEO-$Davis-Besse Design Criteria ll,lanual (Contlnuationl t.eflltD+i.*tirf .Ir-#$ection Titlc: Rsvision:

3$EISMIC AHALYSIS OF STRUCTURHS F'age; II.E.2-1 Iror the bor*ted watcr storage tank. the founclation is s reinFored cancrete slab *pproxim*tely 6 fcctdcep nftl49 feet i* dftrneter, which rests on srructural backfitl ext*ndi*g t* thein ritu rock rt elevation 560 fe*i. The mttbematical rnodel shown in Figure II.E.?-8 eonsistcd +f a lurnpd ma$s idealiaatl*n slf the superstructure and foundation which. in lurn, was supp*rted by springr reptescnting the horizontal, vertical, and rotational stiffrress of the cornp*sted stnuefural backfill, Thcse tti{fnwscs have bce* dctcrrnined using methods pre*cnted in Rellrence J.Other Category I slrusfures such as ths $cn i.. water tunne! valve rootnq b*rierl uil starage tank, a*d electrical mrnftot*s rvith associeterl duct banks, have hec* idmtiaed as si ngle-degree-of' freedonr systerns. s i nce t hc fur rdarrr ent aI modes Eere in lhe ri$d rirngfi, clesign re$ponse spcctra for thc*e $tnrcl$re$ wss the.grcund spactra.2_3 T&fE-H_rflrqEYAH$tISt$ The tirns-hi*tary nteth*d of malysis has becn utilizcd to analyre the S*iri*rig,$ai*g*ry I buildings fbr purposes af rJe$eloping the sfnrcture's response necessary f*r evaluating eq*ipment installatisns. Although this melhd of seismic malrris has principally heen used for thc anrrlyxi* of trnildings, itis applic*ble to any $truetural rysteni ryhere the basc cxcitation is defilred srs a firncti*n of tirnc and itccelerrtion. As presented in Seciion II.EJ.l, mathematicsl rnodels reprcsrriting the btritdirrg* havc been used tqtlctermine the tirnc-history rcspoll$c of thc buildings subjected to the design earthqurke rime-histqry usirlg n ntodal {e*turiquc- }:ar cach buiklirtg, at }cast olrc rnotle sf vihrationtr&s considcred, and *lI modes below 13 Hz \vrrc used for modal .synthasrs in eash directfon af ex*itatie*. In thrsc in$lan*e$, the iat*t *um of the nroelal mirs$s$ uscd in the analy*is ivss tt l*rst 9[} percent of tbe building ma$$. A set of urcoupled modsl equation$, rcpre$enting th+ idedized $ystem uuder dynamic loading hss been solved using a rndhcmalical routinr *uch a* qhe Rungc-Hutta Fourth-Onler rncthod, By algebraically cornbining rhe rnodrl respon*es at each time incremffit, acceleration time-histories *t the various floor elcvarions have heen obtained- These timc-histary records, haye treen used to dcvelop the floor re$Fonse spectn liar seismic qu*Iific*tion sf installations.The tesponsc spfisiru have been con$tructed by rnonitr,rring the maximum resFs*ss *f intercrt al cach step of tirr*-history integration, lt is assumcd that the tirne-hist*ry v*ries linearly bctw*cn dara pints. Frequertcy date points are those listed in Table 5-t of Rcfercrrce 3 irr addition l+ the nqttrrftl frcqucncics of the structurc. Pcaks associatcd with Srucfur*l frequen'cie* har'$ bc*n broadened by *10 psrs*n[ of the pcak frcquency value antl subseqrcntly smoothed tc account for unceitainti es in the rn otl*l repre+*ntations.Since the building nrodels are of a planar nattuc. no cross-coupling fl*or rc$F$ass strsctra fuave been generatcd. F-l1 SB4lStlitt Bavis-Besse Design Griteria fifianual {Contlnuattan}lFft r.raa. iL.itl + llh.ld S*clle* fltb:R*vislon: 3 SEISb'IC ANAI,YSIS OF STRUCTURESFngo: ll.E.I-4The tirn*history analysrs techniquc has been uscd principally to *bt*in fls*r re$prrn$c sF*c"lra vrhichin tunr'are nsal to defin+ the seismic input for decouptred systerns, "+Hh*y*terltsr and compcnanB lt their respective *ttechhcnt points to the building stnrcture-

7.4 pffsrrlTfi

When vcrirtrs components within a stnrctural sy$tcm possessed diffsr*nt Fcrc*{ltsgc$ afcritiealdarnping conrposite mcdsl damping rvas calculrted using the rnas.r weigbt*d method fut th* CF-gt?pfagram {s*e Secti*n III.F.[0], or tftc lowcst dernping va]ue $r*E coseefiratively us*d irr tha dedgn for all csmFonente. $irreC IS80, certain strucnrrral analysis cpnrF$ter Fregrarn$ such *s BSAP have utilized a shain-entrgy ffierhod for cornputing compo$ite m+rlal d*nrping" This *pproach is preferred silee the dinnping rnagniiude can be relsted to pctenti*l ccmponeat defstrnstion"$. The perceruegrr of critic*l damping for anulyzing structures, systcms *nd c*mponenl$

• re shown inTtble II.E.2-I . The damping values shorvn ahove tJre dashd line in the table are ths.ss to which tlre plant hasbeen licens*d, The damping values bclow the da-sh*rt line in ttrre tsble b*vebee* used since lg8t! rntl were derivcd on the basis of referarcc l0 {ChIU w*fl*} *rrd r*fcrcnce I I {cortduit*

csble trayr wirervay).

• t rior ta I9E0, damping values for itsills bclow ftre dash*d linc wcre derivcdby comp*ristrn srith the damping values for the structurally similar items ab+ve the dashed line" Highcr dsnrping valum thm those lisretl in.tHble Il.F.?-l tre allcwed, provided Fruper j$stilicaticn

{i.e tcst results, etc.} is avail*ble for specifie rcmF}nent$ or equipnrent.Fcrr exaruptg appropriate darnping r.alues for seismicalty quali$ing c4uipmtrtt.by rnalysis such ns electrical crbinets, houuing csmponentq or devices such as met*rs and s.witehw shall bc based on the tlge of support asserrrbly ard whEther it is bohcd or wefded. L{orc extst ttaffiping valuct sm be ,rbtained frem qualification fcst repsrts of similar equiprnent if avsilabte- ?.5 l_.rgN{s.,EIsMIC CATE$ORY t} S',t-ItUSfUEFS Non-{$eismic Categoqy [} *tnrcturcs hayc been designed in n*cordsr}ce with the seismie requiremcrrt* of the Lfnif*rm Burlding Code {Rcfcrcnce 7} or thr Ohio Basic Buittling C*de (refercncc $ection l["[f]. Stnrctures designcd to t]rcse c.odcs include: TwbinebuildingTurbine generator pulest al Oflice builtting Waler trcetrnent building (rJBC)UBCl ilIFc)(tIBC)F-12 Davis-Besse Design Criteria lt/lanuaf (GontlnuationlSectlon Tith: SEISMIC ANALYSIS OF STRI.ICTTTRES Fagar II"g,?-5 Cooling tcwer Co*ling rveler pump house Persannet procc*sing facil ity P*sshribl shops faci lity Adrn inistrnti on bui ldin g Tr*ining *irnu lrtor fnci I i ty Low level radrvasle storage frcility$tati*n Blackaut Diesel lluilding Yard sfnrctures not iisted in$tc.tion II.E.?. I . including irrtake strrcture zuperstructurc. {LrBC}(LIBC)(oBBC)(oBBC](tJBq l 979, Zene ?)(oFBC)(orlBf,)(r"JRC)iLnt(;)Section ?lI? of the U*iforrn Fuilding Code describes the rcq*ircmente fur

• vahrating the ls:ernl enrthquake forees For Non- {$eismic Calegory l} stnrctures a.nd *lso the }atersl f*rces +n *lesncnts *f

$lructure$ and no*stntctural carnponents. For Davis-Besse Pcwer$t*tion Unit t, srnrcturss ar*dcsigned to rcquiremcnts *f krne I of thc UBC Seismic ?nne Mapexsqpt*ss,+f,ed in$ectien II^Hfor TEL) struoftres. The interaction between $eismic Catcgory I and Nsn- {$eisrnic Catcgrrry I; buildingp has been precluded zuch hat in the building design each struerure re*p*xds indepe$deutly t+ sei.smic aroriofis.F- 13 oE.OrBO-il Davis-Besse Design Criteria Manual (Contlnuationl $ectlon rltls SETSMI{: AI-IALYSIS OF STRUCTI"IRES Ravision: l UElUlr*l r glXtt. Qqtnr:r..Il.E.?-6 Table lt,E.?- lTERCSNT OF CRI'['I[:AL, DAMPING FA{:-TilR I tern. Squifrrrcrrt, rlr SF$;{HrJrs. I-arge dislneter piping systerrt$, pipe diarnetcr grear*.r fhan l? i*.* Snrall diffr:eter piping eyslems, diarnetcr less than or eqtral to l2 in.lVeltled steel sfruchres tsolted steel strusfur*s Rein tirrced eoncrele slructures liqutp:renr Maxinrunr Frsb'ab!e ffiiq**s*.5 0.:?i.1']I Marimum P*s*ible Earrnqualrg t],5 7: rf I CMLI w*lls Concluit supporl system*{lable tray/rvi rewsy systerns HVAC $upprrrr $y$t*nr$4 d 4 ,t 7 1 1 ,., 4-Refer trr Src.tion [ll,.B.l I 3.5.1.8.3.b lor usc cf alrr-,rr,arivc ihighur] darnping r$rres pcr ASh,lt: Codc {.lase N-41 I " F-14 $rctl,on fcde: Rsvlslon: ]Davis-Besse Design Criteria Manual (Continu*tion! SEISMIC ANAI "YSIS OT STRT'CTI IRES fi.8.2-7 I'ablc It.F..l-?INDEX'fO CALCTJJ,AJ]ONS roR$EISM IC ACCEI.ER A'TION RESPfJNSE SPhCTRA Building/La'cation Earth S*ak*Reff Crlc.Ne, Shects Gr*urtd Auxiliary Fuilding - Arsr 6 Auxili*ry Building - Arc* 7Auxiliary Building - Arc* IContrrirunent fihiclcl Bldg.Coniairu*ent V*ssel Containment InternalsIntake Strucnrre Vrlve Rcorn Auxiliary ttuilding - Area 6 Auxitiary B*i}+Jitrg - Aree 7 Auxiliary tluikling - Are* S Corrl*irunent Shield Btulding Carrt*inrnent Vessel Containment lrttenralslntake strurlture Vntt'c lt*onn I,.ISAR ?Sec.t.3,7$-f8 12 s-19 ?l$-20 3l s"zl I ?s-?3 16 s-:3 36 5-?4 ll$-25 7 s-rs rt s-t$ ?t s-?o 7l 5-? r 12 s-=13 16 s-?3 3S s-24 l ?$-?5 7 T}8tr ssE ssl ssn$SE ssE SSE SSE$sE ssE OBH T}BE OBE CBE{}FE CBE OBE OBEF- 15 t-1s-0t8tr$ Davis-Besse Design Criteria Manual (Contlnuation! $*ction ritlc: SEI*qMIil AHALYSIS OF STRlJfll IRF:-q R*vbt*$: 3 HfEt F&l+,itcq a*t"d ryJtd a-+.id d#tlf 'r.#Fltaff.r* 5**'+'*-1.*-Figure lt.E.l-i MATHEMATICAL fu{O[}EL. AIiXII.I,,\RY BIJITT}INC A} EA *ffi.,rr+,.s: 'r'ffi\sa*.a l{thB*R prrrrgtt\'rL t 4t*I ee t ti L*! *i$r x*f q ? ? lOt! *, 16}* tAtf NO FE:The Shear Area sn'* Monrent of Inertia dcsignated iu As"* *nd I,r-* is th: She*r Area arrd hloment of Inertia fpr an carthquake in tire Nanh-Soutfr dir*cticln rvhie r r!:e*tls it is th* llnment af Inertia atrout the East-West axis-TGEfi{ krr)Jorsr Hs'tttrtls fFfi rtf,{ 'lFfr$AX frfrl rgf,Tlt- t*urnf tr49*lrtilT

• • t*if, JLftt frr,;I*frit 1-F*l*tr*{fI+}ril&ifE r*rt (Ffrl*.*l*ffiftftt{.FT.}l6ot e4n 4e/'6 lotot?j01F" 90rI_E H E m-EI trI tTr 8So 6jrt+*o?.rs lEo?.0 5t 7,lIlIIIF 31tr ts4*atr*P tsG ttd6s0 sta Ht*&ro6 tfi.ffi ge?{I*t*{,Tsu 4rt RPS{il tLc.tr*IrI tta Iil tt*Zttr, rtT tt*rt?ET{, Ete n?zLo.nt F-16 nB-er8t}0Davis-Besse Design Griteria ltlfanual (Contlnuation!

SEISMIC ANALYSTS OF STR.UC]TL'R IiS ff,E 2-p Figure lI-8.2-2MAT}TEfuT,ATICAL MODEI,, AIJXII,IARY BIJNNTHfi AREA ? AI'X- EL.['G.ffi_-r-AS-BT'LT fiotrF.rM*tE f{S'ELtr0'-S'Sdd-S"'EL.SA3'-G' EI-. Ste';O"**6s3"O*fs$'o'**,$Ed-o'H*.5431gi' gesE NOI-E:The Shear Area ad Moment of Inertia designated 8$ An* and I,n, is the $hesr Ares *nd Moment *f Inerti* for s$ e*rthquake in the North-$outh rlimctio* whiel* Btsene it is the S*lion fitl*: Revbls$: 3 uH(Ilff xFs rOPr?rn T(}!AL AflcA t rf,rl lS*T1**fiArrT16 titsf-tbilSf rElttttr tl tfD tIfiAF Sm, ifEilg{r *F iltffiJ f Fr.l rnqarc llllI'.'lttar {F trltrI*ff,l* l 4soa 6483 SSEO?5*6 57dS$s5 9035 I fi 40- eo.o t15 g8 7S a7 5S 1QS4 703 trg gT7 913 lgCEt t?76{69 38S 40q 5ffi 536 torrc s8a?lWxrjl sffixleP tg*3xd tffioxd LBEx{F l$xfP f:Saxd 6rs 35??ga 858 3r4 u7 4eff 3.slfl xrF 3*trBxtd lffixtd frrs6; gil fr*saxfif l,o16xffiP85fr&x rd f'c"r*ksi i6. g5'.FCF3 Ec.3.e{* x tOF KgF I *-{.Q$**-ff.Momeltt of Inerti* about the F-ast-Wcst axis.F-17 ua-0lfis 0 Davis-Besse Design Critet ia Manual (Contlnuct*onlsectlon ritlc: SEIStvtlC ANAIYSIS OF liTRIIC"fi }RFS Revlrigr: lFigure II 11.2'1MATHF.hIATTCAL MODEI,, AU,TN,IARY BL}ILDIhG AR

1;t 8 AS*E*JILI fff*l$.h4ASlS t\to.EL"6S913 " H-.653',3*

EL,$4316" lrr*tT6*{t filfs tor.fT ls, l5l6ffi ll (F[.1 IPTIL A'IE*(F-1.*llftr{Iltrxfrrtfr

1. fl'EAnh-*r4gilT lE*_* lnGffrr{ff,3ll (Ff-+ }e0go 406,1 43Sg$'sls rue7 132?4 18063 trm.o 97 8S.e5 6q25 dq23?r7-75 7-75 o 649 126S 133f 1453 e684 3579 315?138 l43e07 te43 I29&+A 4.rr t*5s1s 4fia 119382;ssl la:met l4s1 167300 Ir?e6 br*r, t95$:l$'3 19388;'A-13rfgg6.386459.3AS5OCO.34"ff304 857 867 90e f'c.arci lit r+B FcF; Ec.ee4B*dtsF;S'e.cgsxrf N0'l'E:l'he ShearArea arrl h{oment of Inertia desigrated as A*u and [n"* is th., Shs.rr Are* anel Monlent of Inertia fcrr *n earthquake in the ltiorth.South dfrectinlr whic r rTlesns it is the Manrent af Incrtia ebc}ut thc East-Wcst u.ris il.8"2- I fi Davis-Besse Design Criteria [franual{Continuatlonl

$ectlon Titl*: Fovlslon: 3 sEr$hfrc ANAI.YSIS OF STRUCTLIRESPege: II.E,:-l I FBrlrs{J4 EL,lilttlil g.Jgt,{*H-?"{Jf Et".rr$00 Figure II.E.2-4 MATHEM ATICAL h,IODEI,, SH I EI-T} BUILtrIl'$fi W$r {s,fx I r l,:$*l.rf,f+ I - .tJ*frtf!l *Ldt{??lt* ff.= r3l#l r{,Bt .?il I rl-ffifE AF

• tt{tcJ Idtr 1{lr.o EL?t0,00 ,^--- {dELGIE .OO EL5S'SO fr-_..........-r:ta. *Ls7o'75 - -rft *.-4r" rr Wr - 2t#ELf,glJ*EL668.ilo er*grtfilt Et.56g#l Fr r {000 F*l E = $2{,78I l{r*G = 0"**
• 20{1.000 K*l ,#:q' F-_ r, _ -'-'-+*t#ra"#

nr* {tl6'0 tEE rfilJtJ- - e *;--{Far*J.G fu

• tfElhl fi*FF ' El+'T ilIfrS3 Pot$r $e.so*[fT tlfl.

nErffi*R Flo, rn*$s Fol$fT fficr I =Ffr A = Ff r r\-s r*ll nl UFrr = fl0f,1 I$t *lr. *agd t:!* Yfi r $llfr* tfft' 1;l3lr F-19 CIB.Sl*'.'1'(lIl_E 2-12$oclluon Tltlo:Rev{sion: 3 Davis-Besse Design Griteria Manual (Continuation) SIllSrulC ANALYSIS OF STRLIC'I'IJRlls Page:Frgure Il.E.2-5 M A'THI iMA ilC A L MOD E L, CLll\f-l-' A INMENT VESS E I-1.*a= 45'F.O Ars Lf'z+At ff = It.fT I' sA lnr E= log.f54 Ar = e5, FS A+ +f I g.lt A* = 5{.o?*tff'?s.f,+

• * *, t7&'Q#o s'&F&s o.*Ss r'= l' &0s -ofi{} gg tr J=ft+**A* {f3-a:*t*5$ FS HT FrA- O*I*p*T latlhtFen-ii*ft*n$tR" **tll&EER* n*e$$ P'cl t r* T*wr = 6634 t(tr -* in trfrr r ZtozL ii f trJ. r ?OOE N F-20 0'5{tgo.0{Co*tinu*tlo*}II"E.?- 1l Elavis-Besse Design f,riteria Manllfrl$EI$MIC ANALYSH OI} Si'f RUCTIJRES Figure lI.E-2'6 ,M A'TT{ E.MATICAL M O DE T* (:ON TAIN MENT INTERhIAL STR LICTURES HtrTH H*NEL Hf,tt lrul*tt*_e t"\ra Qlfl tlrlFs)l0tlrt Ng llErquT (Fn fra{rr}tt (rrtlllOfttll.tOfil{9467-urtlbT trllr\fr,*.*tfr'dl!tI f,;tGA F*rtrt (ft l t**rr A"*G*-tfrrl l]bll"r, fltlft*lftr'eSrs t6g?3fla rrtt IesS tQ{&SetD g$rr 9Cr0?9+h ts4r l6f+EI E4 u E b trI E]E tr]EI E E tTr ae 16?t 6{,tt 515 qt.la 4t 38 30?o r3 I 5,D tbl l ttrt fllr*do{T6ltl rrcs lttt tdilt rN[oa#416 tSlrtos ttl l 307?ILOns+?f.ttblso tttrt 90t?+ta0*bsl l'trr2ST ,4?*ir&ffi#l t4ilr*6 taff 9aI f4h*oa 5El t*1ter tcaf i lf+!iles*a slo jfr,rtfrt Elr ttt*hlltooB Ef0[4rl,9*8?tt l*rl l*4tfit{rt tl{+t3s slrt taEo trtlJlr??*+p*1on tttl ttrg tftFJo*t*e*?gs,oll?r]t I?l?irlt6IO{t?gi}tfq{6$r J*h z SOQP l'thl E E 3?6, &OEEF G . t3O, *o+ xt$Secti{rrt TitlGi Rsvisisn:

3.i!,.gl,lic' st-.F+!il: EL,t'*l$lfq: er-4t#*i r*#rJi_f q!-.GoS 0-F!."&o!lr Frrelsld : E+.?l{iP: tl. rro"+'fl..lJtfo' r.$$#g'qr?f+i+'l4fHgtR l'.4nrst** r f,tooo Cr E ,,, 2(t.,etl t-{ tooo r 4tro*prt ,+E*Sca 2{ I' aa.s, NOTE: The Shear Are* and M*ment of Incrtia designated at Ao.* and l,rs is th+ $hsar Area arx, M*mr.sl of tnerfls f*r *n eut\uake irr the Nor{tr-South rtirmti*n whteh :neann* it is the fuIorncnt of lrertia sbout the East-West $iis. pti'4Jts, ti ELSgtu'ELgS$U'ELE:l8U'ELfiGlTT zu64$0*!-4gFf,lF*rDavis-Besse Design C ritet'ia[Hanual {Continuation} SEISbTIT ANALYSIS OF STRIIT]]'I IRIiSFrgure ll Ii 2'7 MATH EMATICA I.. MOD N I ., I NI"AKE STRUC'I'I .TRE E-W 14 r s'J?" r {i{5}t'l@t .fiffiUOnrufii OF.Elr*$fElTY; E rfilf?tF fSF$l*Aft tilO(}tf,IR.8 r 800"fffl KSF e sl.l.rft til ETffiI - I(FI5'ronrH-E*rTI.f f 3fq,gl(}t}tr**A IEl#F EA{TT{trEST SFEtn lnEr fffl rfiE*tfiERIf*tF.1"&5ff'gg;$fr tffi*fi+tr*iao.s tts,tlt ffic.c rlr*040 AtrA$efin*'ffi SecUorr Tith: Revblan;Fage: tt"E 3- *4 AI l'AI af t-AI (.t Tftniar thttt6rt NOTE:The She*r Area and hlonent 0f Inertia designated as A*, arxl In-u is th.: $hear Arsa arxJ M*menl cf Incnia fer an carlhquake in the North-So+tth direstion whicir means it ir theMoment of [nertia about the East-Wcst axis.HffiCHT Fwsl.lofiT tf,,flECR I*OHT (Fr!TFCA T$T*L (#)fiI*Aft.treA (trl il{E${t tg?0 et'to 1150 m"l Gr-l E-j cI,-l rni t5 39 to Fls{[{"ttl3*Hr.0 ttg tflt,o*iil r&.0 tat F-22 Davis-Besse Design Sriteria Manual (Continuatlanl $CCIiON TITIO: SEISh4IC ANALYSIS OF STTII.JCTL'RES Revitlon: 3Figure Il.E"?-S tI.E 3- I 5 TvIATHHMA].ICAL MODEL, BOR ATED WAT ER $.I"ORAG E .TANK M+tg6gBK Mr'?3.43K fxr68g.4 Fr {,2,5s' ,Ax=1,3 E*k, =1954,51 f,/p'r M** fiS$.f,t4x. 1OOZ4S 5:'P {Mro 3?f<4.11t(Ix*1626,10P;a Prr5.87s'Axr3.11 tl'Kx* 3-tlg8 + ft6 *{=t xyt:1647i;*rfnr.n Ky'4J16 + O6 VqT -# ts"606t7ge4tt*frE fjg-01?9-0 tlavis-Be$se Design Criteria Manual SEI$h{IC ANALYSIS OF SYSTEMS ft"8.3- l Rsvielsn: t Eeaptnrlbl* Engin*er:C h e cksr: -Tj_e!_S!!m[*

• ppmv**ffi.re!ry-Datei 7Jl6'/$0 trrrring the operational phase of the plant, mafiy oquiprncnt mn*lifiegions have been inrplernented, and it is zurticipared that, in ttre future, quiprnent upgrading will continue-This section ir presentd to dscrihe the post-l9T9 seismic quatification procedures utiliserl for Seis*ic Class I cquiprncnt rnotlificatian*. This se .lion is esncntially r:unent in applicability b$t ie hased nn past exp*ieRce.

Frior to pcrfomring any D?6 of scismic qualiticuion, the system must h* tdcntilicd as bcing either Seisrnie Category I or Nan- (Seismic Category l} systcm thrt corld affeet the functionality *f a $eismic Category I systenr= '=-ln order to perfbrm scisrnic qualification ot'syrlcms, tfiree opticns are *vallable: Spectral r*sFonse an r I ysis$irnplified seismic ana lysis lieisrnrc tcsting Although thc titnc-histnry rnettrod of irralysis can be clasitifie*l ss lr *cistrlic quslificnllon metho'd, its use is geuerally restrictcd to studies wtrere in- stnrcture rc.spon$e i$ nece*sa4'.Equipment ancl c*r*pou*nt in$tallations arc categorizett ns cither flaxiblc Er rigirt. $eismically rigid install*tians rr* those whose findarnental frequency is equ*l to or grcafer thsn 33 Hr" All otherinstallattorr* *rc flcxihle.For rigid instrll*tions, the systeru is subjer.ted to the aero-peri*d

• c*e[er*ti*n

{ZPA} fcrr nnalysis snddmigp. For installatitxr* whi{h have a nntural frequency beluw 33 Ha ans oithe q*alific+tionoptions listed abovt may be used to ensure structural adequrcy"tt should br *otcd that ntructural stcal framing and plntforms shatl not sF$n seisrnic j*ints, thereby altering seismie inclepent{enc$ of thc structures. Flowever, sy$tems su+h a* c*nduite, cable tra}Fs, HVAC ducts, etc. supporfed betwccn stnrcturcs that are seisrnieally indcpendent, sueh a.* betwesn Areas 6, ?, and I of the auxiliary building or betwccn floors of the samd buildiag, s.hatl also beanal5zcd for the tliffererrtisi movEmcnts o!'thc zupport points. Th* rcsp*nse due ttr vilrratory nmtion ftarn seisrnic excitation shall bc combined absolutcly wiltr the resprnse due l{t the differential suppurt movements ancl thc clcad load, Iive loarl, anrJ continsensy loads. Spt*ms of this qpa includc piping eonduit, I{VAC lines, or olher equipment rrhich nray sptn a *ismic joint'a.tl.c. DB4r8010 The tbllowing crit*ria tlesne the boundary betwccn a systern (and its *upports) and the supporting structure. Syirmrs are decoupled frorn ths stnrcture at tlre system supp*rt and structuru intcrfbcaPiping .ottiuit- and cable trey systenu are decoupled at the point cf connceti$n to a piece of uquipment" fieneglly, the system bcing invctigated is connidered decoupld from the supporting structurc when its funtlarrental frcquency is signil-lcarrtly low* thsn that of the supporting structure'Spec,ifrc critena for dmoupling src expTessed in terms of frapency and mfi.ss ralip mrd arc given in Reftrence

3.3.1 sFErrIrAL

Sssg_QHsE A N ALYSEA sfucrural system is idealieed into disr,rete elementsand a rnathematical morlel is fonn'uiatci-which repre$ents, in three-din:ensions, both the stiflness and incrti*l characteristics of the sysiern. A finite slement sornputsr prsgratn is used to analyze this ftprffffitalion. Nntural frequencie srd assaci*ra! nrotle shaper which describe t.he vibrgtion charac.terjstiss of th* $ystcrn arc sbtained using a modal cxtmction routine.The sp*ctr*t respanse technique suhjects esch rnode of thc sy*tcnr ts acceler*tian levsls a* giv*n by rhe design flo*lr response spectrn. Seismic rnalyse prior tCI I 9?4 combined modal re$ponses u*irrg sfriclly an SRSS technique' Bisedon recomnrendatians d$ cited in NRC Regulatory Guides, ttre irnpertance of cansidering th* effectsof clo,sely spaced modes becante evident,$irrce tg?4, the prarfice is to perform an SRSS summnlisn of modsl r*$Fotrscs to obtain tot*l response for each direction of scisrnic excitation. Howcver, if the mods$ are elosely spaced{i,e-., iess than I

• pereent belween nirural frequencies}

the $bsolute cum af thc fcsFonse* ofeanh group of closely

1. • ud rnodee shalt be obtained, and the rcsults from sll thc closely ryaccd Srsufs are then combined u,ith the other modes u-ring thc SRSS rnetlrod.

Responser ofsimilar comFonants resulring from different dircctions of earthquake excitation slrstl also be combined by the $RSS method {AE a basis for this modal response mcthod, refer to NRC Regrrlataqy Guide I -92, Rev t*flec. 1974 $ectio** S a*d C,IFriar to lg?4-sci$nic analyscs combining spatial rcspon$es were detctmined by th* Iarger of the X +. y md the t + Y ealthquaks rcspon$es where X and 7 uathe perpadicular harizsntsl directians ffid Y is the vertic"al dircction. Since then, the preferrd teehnique is ta csmbine {patial re$pons*s for threc directions of excitation using thc SRS$ rechnique as Prerented In F'IRC Regulatory fiuidc LY]. Davis-Besse Design Criteria Manua[(Coriltnuationl$ectlon Tiflr:Fevlslan: I SEISMIC ANALYSIS OF SYS]'}IMS P*g*: lI.E"3-?F-25 Davis-Besse Design Griteria Manual{Contlnuation} Src.tfion Tirle;Rsvl*lonl I SEISMIC ANALYSIS OF' SYSTtrMS Paga: ILE,3-3 1.2oB oleoc For systems hirving uiprificant natural frequcncies abovc 33Fl+seismic andys*s sinee l9S3 have incorporarcl rhe effwt* of fh*se highcr msdes as described in Refcretre* *, $ectian 3. I, in lieu of the methsds of NRC R*gnlatary Cuide 1.92. This technique :L$suTne$ that the modes gbsve 3l Hr will respand in phsse with ea*h other to thc pe* ZPh. Therefore, the eff*cts of these rnodcs afc combincd rlgebraic*lly, This ir equivafcnt to a pseudo-stati+ re$pffise to the inertial fl+rces frornthese higher modcs excrted at the ZPA.To delenniuE the overnll structural purk response, the totd csrnbined rcsFrlnse to high frequencymode* is cornbineri with the totat conrbincd response from loryer ftcquency nnodes using the $ES$Method.suu P LIFIru qELSM'Lqfil.lA LY S I SIf the sysrc n *r equipmcnt is stnrcturally simple, i.e. thc dynrmic rnodetrn*y be repres+Bifi! by *nc rfiass and cme sprirrg, thr nntural &equency of the systan or equipr*ent i* deterntincd using th*technique* of Refcrence 6, 'lle naturul kequency, togcther with the *ppr*priate danrping value* isused ta enter the eppropriate acr:eleration respouse speslrum to ohtftin the equipment acceleratisn in units of g's. Thd csrre"sponding inrrtia force is obtained by mulfiplyrng tht weight timcs the accelerati*n.UnrJer e erlain +onclitions, thc nahrrol ti*qu*ncies of the systen:s or equiprn*nr ftlay $ot b*calculated-Urrqter these conditions, using the appropriate dampirtg v*lne, tfie peak v*lue of sccclerstion respanse curve, cn the valucs obtained frorn duplicat* or elyramically sirnil*r *ystems rvhich have beerr anallaad re used to calculate the rc$pon$e. Thi* reqponsc is rhen multiplied by *stirtic coef[isient of t.5 ts escr]{tru fcr thl cffcct* cf bot} multi&eqsency etcit*tian and mtrltirnode rffpffrse inar,Jerta ahffiin ttrr deign ineflial force. A lowcr eoefftsient rus,y be used if it rvill yleld conservstive results nnd is technically justified {Reference

l. D. Stryhenesn pq}ar} ilirca l97l}'3.3 SbI$MIS_QTTAUFJSATIOI$ITJJESTI

$cisrnie qullificarion af most Seismic Curegory t original equiprnurt purchrsett and inst*lled d*ringrhe constnrctiorr pharc hss bsen qualifiect to requircments as describcrl in IEEP'344-?1. In nrqrst cas6s, as sratcd in thc quntlfication report$, the input motion for qrraliEc*tisn was single axis, *ingle frequency, either clf the furm of sine beat or sine dwetl.Since 1975, seismie quelific*tion ol'equipmemt has heen rccomplislled hy trsting whcn the equipment is s{r c*mplcx thst it camot be modeled to adequately predict its rcsp*n$e or when sbructurnl integrity alone camrcl en$ute the design'intended function'bejsrnic quatifieation using [est mdhods shall bc brscd on the rtcsfirfile.ndations

• ited in IEEE"344-1975 {Referencc 9}, F-26 DB.SlE0{Davis-Besse Design Griteria Manual (Gontinuation}SEISMIC AI{ALYSIS OF SYSTEMS Pag*: ILE"3-4 Srcllon IrSc: Rt,vltloo:

Two rnqjor categories qlf text methorls are used forseisrnic qualification: proaf testing *nd fragility testing. A prcof test require* equiprncnt to be subjccted to the particular response sFeetrum or tin+history defued f$r the mormling locatron of the equipmenl Fragility testing is ustd to qualify equipment by dete.rmining its ultiurate capability. l"e$t methods sirnulating seicmie environment also tsll into twe general +ategories: single frcqwncy snd multiple frcquency" In gancral, tlte proof test seismic sirnulation wavetbrms shall: Froduce f, te$t re*pon$c spectrurn (TRS) which closely envelops the requireil rtsponss ryectrum {RRS)llave ar* input shnkc table acceleration magnituele equal tCI or greafer than the ZFA Inelude frertruencie$ np to but not above the ZFA asympfsteH*ve a duration where eacb test *rould at least xlurrl the +trang moti*n pofii*n sf th*design time-hlstory. Proaf testins csn utilize rvaveforrns such as continuorrs sine, sinc be*t, dccayitg rineo multiple frcqucncy or timc.history, provided tlre frcquency ancl amplitude

• r+ chosen to property qualify the test ilsn.Thb prore somrnsn state-oFthe-art lesting subjects the test spteinrcn to s randonfi cxcitafirrn wherc the aruplitude is eantrotkd in onc-third ocuvc ot narrower bandrvidths.

'fhe exsit*tion is controlled ta pevide a'lRS whieh mccts or cxsceds thc RRS. The rgndofit excitatisn *hould h*ve a rninirnum dnration rrf l(} seconds. Five OBE (smaller earthquoke) Ievcl tests fcll*ured by

• SSE flerger cadhquake) shcutd dcfine thc qualification scqucncc having a minimurn *f ttro biaqial tmts'Equipment uiginalty purenlrcd for Davis-Bcssc Power Station Unit I wss seiffnicalty qunlifid to specifications bassl on rnethods describ*d in IEEE-344, l9?t cdiiiort. Nsw equipmcnt and current mudifications are qu*lified by test methods described rn IEEE*344-?"5

{Reference 9}. Replffisment parts for origirut equiprnurt ahail, u a minirnurnr rnaintsin their originat trevel of seismic qualification. Replacement part qualification maybe basedon sne +f th* bllowing: IEEE-34+?I IEEE-fd4-75 a, b-c.rl.b_F-21 E{J-SrBA{Davis-Besse Design Criteria Manual (Contlnuatfonl SEl.SIvIIC AHALYSIS OF SY,5"TEMS Pagc; II"E.3-5 Detailel trst requirements *re defined in the seismic qualification attaclsnent to the purchase specificatia* listed in Tabl* ll.E.3-1, along with tlx acseptancc criteria depending on dre type of equipment b'cing qualificd. oB=*r6C.0 Davis-Besse Design Criteria fVlanual (Continuation! $sction Titl*: SEISMIC ANALYSIS OF SyS'f EM.S ReYision: I'Iable ll,E 3-t SELSMIC QUALIFICATTON SPEClFICATION ATrAIHF{Ille Seismic Qualificatiorr Requirerncnts forClilss I E El*ctrie Devics. and liupports Seisrnic tlualification Rcquirements lbrCIa** I Ii t*-+ntroland Clrs-+ lE Control snd Instrunrenlatren Devic*s Seisnric {}ualrfi cation Rcqurrcrrrcr}t$ for Porver-Actu*t*dSeisn'ric {Jualification Rcqurrcmcnls for Class }li F:eld htl Seismic {}ualificati*n Requirerncnts tbr Nucleirr Cls,s-* Ini Qurlrftcari*n of Sci.srnic (laregory I Mechaniual $eluipme Eantrqutke Rqsiuance Design ot'Class I llquiprner:t Eanhquake Resistance Desipr or' Cla*s Mquipnrent rl E4uiprne*r. Panei r\.ss*mbli*s runte* fnstrumt:nts tr*men{ Villves lt Attschment EcsiFnatiqn EA-I J-l J"3 J-5 J-6 fM-s0il1" c C-4I-A ilB-$11+0 tddar.4l +C-dt. Elrilff sectiron rittc: RFFFRENCB$Revi*ien: 3Rr*ponsible Englnere 3.4.5.6,?.$.9.Davis-Besse Design Criteria ftfranual II,E.4*I Chcckrr: Theo Swim*-Asfrov*r: Uen$fekm_ Sal*: lllj/90 I,?.Davis-Bcsss Nucleiu Pawer Station No. t, Civil Engineeritrg Clnlculstion: Seisrric Artallais Reporl, Valurnc $1, N*" 2, May 1971. Nuelear Reaclors *nd Bartlrquakes, TID-7024, lockheed Aircraft C+ry. and Holmes and Navrer, Ine., pr*pared far USAEC, August 1963. Sci:intic Analym* of $tmctures and Equiprnerrt for lt{ucle*r Pov,'er Ftrants,'topic*l Report BC-TOP-4-A Rav 3, Bechtel Power Corp., Nov. l 974.Letter Na, 8T-168??, dated 6113/86, from V. R. Marathe {Bechtel} lc B. .}" {}lrrick {fE}.Letter No" BT-t277,4, dated AWftL, from J. W. Fay (Bcchtel) te C- R. tranrwk {TE}Biggs, John M., Intrrxluctinn to Structural Dynamics, Mefrrarv-Hill, I964" Llrtifirrrn Building Code, lnternational C'onfercn{e of Bui}di*g *ffici*ls" Whittier, Caiiforlris , 1967.RecopmExded Revisi*ns to Nuclear Regulatory Comruissio* $eismic trasign Criferia, Htt?'EGICR^l I6lRl), preprred by Lawrence Livermore Lsboraterf, May 198*.IEEE R*commendd Practices for Seismic Qualification of Class lE Equipill*nt Ibr !'-truclear Pawer Gencratirrg $tatiotrs (IEEE-344-75r, by thc Imtitute of Hlectrical and Electronics Hngineers, 19?5,"lt*-evalu*tion {lritenr ibr Concrete Masonry Vfall$," I-E. Hulletin N*. $#-l l, ilevi* t}esse Nuclear Porver Slatian, Docurnent No. C- 1, Rcv, [, May l]Sl."f,able 1r*y and Conduil Rcccway Scisrnic Tcst Prugrarc", Anco E-ngirtctrs, Ine., RcportNo. lO53-21.1-4, I5, Dcee,rnber 1978. r0.il, F-30 APPENDIX G DAVIS.BESSE A-46lTPEEE VULNERABILITIES o E (r L CD o L CL UJ IIJ IJJ o-(0 st I o.C P ct)c.I L 5 o T'o t-rF E g o g o.!9.=!-.cr (r L o c-=o H o=o It o o C (r F-c IIJ f c o E CL a-f ct IJJ rF o H.9 J al F I o o.cr (r F 96 86 EiI BS E.ts (o O)O)(Y)C\I (0 O)o, cf, c{.t O)O)c\I@o)o)cr, O)6gg faEg=$=oo dgB Sa=*gs=oo z z rO o, o, O)lf)O)o)O)L o o Pc.y, =HE o.tr oE oo=o v{o Eo o o E cr)o o I rO o, o o (Y)o o l LO o, o o 6'=$N 5$rcl Or Ru?g sr+E o{>o==cf)o.l o o I rr)O)o o 8qE-tO{r 8;E i=BE E?+ gE SSBeH sEsEE>d99 e->8qE-If,){t8;E EHEF, SgBsH s$s*g.9 I a (U o-o (u o_o o ().9, I a (U o-o (U o_o (J (J (o t O I lr)O)o o (o$o o 1 lr)O)o o tr.9 f o o o E L.9 o o O)(U L o o c (U O)c.9 x o=E o o o, (U L o C)c (U (t, c a'=o=a o Tt o o (E E-o o L o=a=o-o o)c'a.9, E o-c F (\I o o o E o L o c (U (u (Dl.. 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f g I=o'=F ul ()ol (o N lO O o c\l (o t\ro O o N (o f-rO O O c)(o l-LO O ()c)(o t\rr)O C)c)(o f-rO O o cf, (o N lr)O o cr, (o l-lr)O o (Y)(0 T\LO (J o E (u L ct)o L CL IJI t!u o.I (0 sf I o.c+, ct)c a-L=o T'o a-tl-'E tr o g o o l-*J=a-.ct tr L o s=o+.o 5 o!t o o c (r.C tr IIJ+, tr o E.g=ct IJJ rF o f o l-J-T o o.ct (u F g6 86 EiE$s E.ts Fl: T$F- $ (r, (O?pgp il V t.i : T$ T- r+ 0r) (O+O) ^CD?PgP E=o)o, O)@O)O)O)@N O)O)$C\I o, N o, O)$c\I O)zzz o, o)O)@c!z L o o Psr x=HE o.E oE oo=o v{o Eo o rts o E I ol$o o I$O)I U C\I$o o I.+o, a O=o-o I N s o o I$O)I c\I$o o t$o, o O=o-o.+o o I rr)o, o o o$o o ,^6 O)o o E o p o (r)$o o I rr)O)o o 6t^ .g (s*o-c o SEE o-=\v--o(!o(Jf (f)(Uc'-P o->-,.6 YE o,6.=r.\cE- b.e=88 c'(u L a o L o a o a f o ()o a o (5 (J o o L c o c)_o a (u-c o E (6 o F c o o E o L E o o-o-=a (U L o-o (5 O$$o o I rO O)o o c'$o o L o o o tl, o o q)tr.9 5 o o o E t-.9 f o c o C)o L o (J o-o o F io o () o L L o o o_o o F o-Fo)b=g(/)o-E 99=U'(u(l)n.o Y(u o!orC o .ql>H^Y o-rr(d o-c 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c)=(U;9,o (u'-.9'ru P6.-o Qo:3 0)tfu"Ep oll NL:(u o'H orE vr-->.= -EE EE xo<(I)(U o=(U 5 o 9o (u'-*E F(l).-E Qo Yc')tF OO F-69 AL=(U o.9 o16 WtF-LJ:."'E BL XO<to(U o o L o o-o-=a (d L o (g oE.=o 96 o- o.o o E o o-o_f, a (U o (U oE px>E 96 o-E C o CL L ()ao o o L.9=o c (u-c a U'o.9=o o I-o 5o ofr g)o)t C-oE (I)F 5o-8CI tro)ru=c (U-c a U'-9.9=o m I-o 5o oE g)())t Cf oc p'=t- l-Otr 5o-8CI tro ru=.E.9.C\I o$I F J o (\I F EE oo LF ts{-.,G co.:-c 6=E6.f(u (/) =:C)E I cr)o$I F J o I C\l F EE oo nt!co-:.c 5=EE f(U (n==c)IIJ rr)(o rO rO (0 rO cf)C!(o CF)N (o C;I o m X f m x=m X f m X f tr I ao'=ET UJ I T\F C\I t t\ F T c\l F I c\I F Table G-2. List of Relays Replaced Due to Vulnerabilities ldentified During theA-46fiPEEE ProsramsSafe Shutdown Equip Relay Name From Dwg.Contacts Location Area-Room-Elevation MOD Packase YV2 K1 YV2 6-428-603 95-0019-00 P37 -2, AD105, HISMU24B 5OGS Dl BUS 6-323-585 95-0021-00 AC1O15 l-t Cl BUS 6-325-58s 95-0024-00 AD1Ol 5t-2 Dl BUS 6-323-585 95-0024-00 AD1Ol 5 1-3Dl BUS 6-323-585 95-0024-00 AC1O1 5t-4 Cl BUS 6-325-58s 95-0024-00 AD1O15 l-5Dl BUS 6-323-585 95-0024-01 AACDl 52XIAACDlDI BUS 6-323-585 95-0022-00 ABDCl 52XIABDCl Cl BUS 6-32s-585 95-0022-00 ACl10 52XIAC110 Cl BUS 6-32s-585 95-0022-00ADl lO 5zxnDCDl BUS 6-323-585 95-0022-00 AACDl 62nDO D1 BUS 6-323-58s 95-0023-00 AD1O1 87IDG C3616 6-319-585 95-0020-00 c3618 BUR-I.BUR.z c3618 6-319-585 95-0028-00 AC1Ol CR3-X C36T7 6-318-585 95-0028-00 AC1O1 FSS-X c36tl 6-318-s85 95-0028-00 RC-2A. HISRC2-6 PS}VRC2-5 c5159D 1-502-623 95-0019-00 C3617 R3XI C3611 6-318-58s 95-0028-00 c3617 R3X2 c36t7 6-318-58s 95-0028-00 c5762C, C5755C, c5l63c, C5756D, PSH7528A.PSH7531A, PT2OO2, PT2003, HIS7528, HIS7524, HIS7530, HIS7531 sl (PWR SUPPLIES)c5755C&D, c5156C&D, c5762C&D, c5763C&D t -502-623 95-0032-00 AC1Ol V/F c36t7 6-318-585 95-0028-00 a E I GI L a0 o t A H rd Fd Fd A H\o t I q)A-+)a0 a-.-tr-)^\l-i-1 c)r-r-.-+)j H q)'15 t.l a q).-.t-).--.T A-cg L q) A I-t o*a c)TI-E-q)I I cg r--r-'l-+).Il IT A a I ()-l a E cg a cg tr F q)--.cq U c{i I a.-F](')I rh v q)-G F L q)o0 f,t (A*E F9 AF H-A'E--_Q>U!.1 b VF--H9 OA Lv.q)rrF C)&\o I\-f X YV+g ot5 OO f,F vF{0iZ c!YO f- f-\or qF O'Y^, \n (-/ o\4uU o-'.tutL c\l I[]-\o\n I\o o\a (J 0i ca I f-\o rn I\n o\o U Oi ca I f-\o\n I\n o\o U Oi c\l I f-\o\n I\n o\a U Or$s l- l-HFI?*o( Y^, \n L/ o\<trU o.'.Or tr.,.c!I f-\o\n I\n o\o U 0r c!I f-\o\n I\n o\q U tu t--I'-i ><Q++q o\ r-c/o f,ts X>f-I FiX Q++q o\ r-cyo*ts ts>F E.-:.t-E (t)q)&L*).l-+.4 t\J a a C)l-i'd C)C)t-{E E C)C)bo a a C)a F O a t o)&#F u)oo)hn o{-- c!3.=: (n)v)o'= b{() r., q.)9 (d0)0.)#a trr-: 0,)(J o{.>' ..g bog 8H 6J c)a=C)()()Q.ao+) b{=rh r-i x\J C)H a 9<a ts C)o o.-)rrE (sc eo'=o xc)O()a!+ra Xc)q:E o.>tr9 qa oa>, ,\P9;tr=A vv+J E R'I C) =o& 6d ()o O l.{o C) C)g-o qE CEH t-{ (.){+O=o tJ=()av q E O)*(-)C)J1 o&v)S-,1 a C)C)C)L<0r;T.I tF A-.l L I (t)o A l-{!r q)o--+.Ft-A v o h VL<-Oq)Qi>trtr v) O= 'F{ O-'-I '-< Cr ooF-r.)iA-q** vr< ri 'n tsvv f-l VU:il8 L{ .{-r O^a v.-H otra o=q,r A=ox!VirF{.)r+A a-.1..-*E 6-\t/ r \ r-(JpxoF\., r7t F.-\ v Hlrl Oq)c.)U)C)c.)c.)'+) AO v.=a*a rCo O 'Fr Eb 9.q=(J F6 a p<()o li ct) a*r=O c.l o L<C)C)a bo a a a U c\ ?, C\E (}\c!calL/ c)C)H/]t-j mg Ec)d+)no mv)UP ME>' =1 dv 53 Jq '=\J ti t-<0.)0.)l-<bo tr a a=EC):xca cd h-e9^=a)F8 OcU Zbo gs tnoa qtrx* &:E EAE Hc)U o? d C)iE F\FH FrC)tl-lH6 tv.i r-i!x b= F l-< rrl,g)- x,-1.r o Y- d .!-!.F{ \Y -_R L,-)Y F,\ !, !)c4 .F{ t\ v+l ) .'1--F s<He*i r>,., \J I vf\J.F i-, -r-{ r-< Q-i 5qa) .F! 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