ONS-2018-038, Independent Spent Fuel Storage Installation, Appendix B. Figures, UFSAR, Rev. 27

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Independent Spent Fuel Storage Installation, Appendix B. Figures, UFSAR, Rev. 27
ML18192A840
Person / Time
Site: Oconee  Duke Energy icon.png
Issue date: 06/29/2018
From:
Duke Energy Carolinas
To:
Office of Nuclear Material Safety and Safeguards, Office of Nuclear Reactor Regulation
References
ONS-2018-038
Download: ML18192A840 (59)


Text

Oconee ISFSI UFSAR Appendix B. Figures Appendix B. Figures

Oconee ISFSI UFSAR Figure B-1 (Page 1 of 1)

Figure B-1. Location of ISFSI (31 DEC 2007)

Oconee ISFSI UFSAR Figure B-2 (Page 1 of 1)

Figure B-2. General Location (31 DEC 2007)

Oconee ISFSI UFSAR Figure B-3 (Page 1 of 1)

Figure B-3. Site Plan (31 DEC 2007)

Oconee ISFSI UFSAR Figure B-4 (Page 1 of 1)

Figure B-4. ISFSI Layout (31 DEC 2007)

Oconee ISFSI UFSAR Figure B-5 (Page 1 of 1)

Figure B-5. Topography Within 5 Miles (31 DEC 2007)

Oconee ISFSI UFSAR Figure B-6 (Page 1 of 1)

Figure B-6. Relative Positions of Meteorological Instruments (31 DEC 2007)

Oconee ISFSI UFSAR Figure B-7 (Page 1 of 1)

Figure B-7. Relative Elevations of Meteorological Instruments (31 DEC 2007)

Oconee ISFSI UFSAR Figure B-8 (Page 1 of 1)

Figure B-8. Areal Groundwater Survey (31 DEC 2007)

Oconee ISFSI UFSAR Figure B-9 (Page 1 of 1)

Figure B-9. Groundwater Survey at Station Site (31 DEC 2007)

Oconee ISFSI UFSAR Figure B-10 (Page 1 of 1)

Figure B-10. Well Permeameter Test Apparatus (31 DEC 2007)

Oconee ISFSI UFSAR Figure B-11 (Page 1 of 1)

Figure B-11. Formulae For Determining Permeability (31 DEC 2007)

Oconee ISFSI UFSAR Figure B-12 (Page 1 of 1)

Figure B-12. General Site Area (31 DEC 2007)

Oconee ISFSI UFSAR Figure B-13 (Page 1 of 1)

Figure B-13. Site Boring Plan (31 DEC 2007)

Oconee ISFSI UFSAR Figure B-14 (Page 1 of 2)

Figure B-14. Core Boring Record BORING DESIGNATION 1 Depth Description ROD BIT Elev Remarks Ft  % Size 0.0 Red micaceous silty fine to 881.80 N = 13 medium sand 5.0 Strong brown micaceous fine 876.80 N=6 to medium sandy silt 10.0 Gray/brown micaceous silty 871.80 N = 11 fine/coarse sand 15.0 866.80 Undisturbed Sample 17.6 -

19.5 20.0 Black/gray micaceous slightly 861.80 N = 12 silty fine/coarse sand w/gravel 22.6 Brown micaceous silty 859.20 N=6 fine/coarse sand Black/reddish brown very micaceous fine to medium sandy silt 25.0 Brown/white micaceous silty 856.8 N = 10 fine to coarse sand 30.0 Black/gray micaceous silty fine 851.8 N = 100 to coarse sand (31 DEC 2007)

Oconee ISFSI UFSAR Figure B-14 (Page 2 of 2)

BORING DESIGNATION 1 Depth Description ROD BIT Elev Remarks Ft  % Size 35.0 Black light gray micaceous 846.80 N = 100 slightly silty fine to coarse sand Undisturbed Sample 37.6 - 37.8 40.0 Light brown/light gray 841.80 N = 49 micaceous slightly silty fine to coarse sand 45.0 Top: Reddish brown 836.80 N = 100 micaceous fine sandy silt.

Bottom: Light brown to gray (light) micaceous slightly silty fine to coarse sand 50.7 Carbide fishtail refusal 831.10 55.0 42.9 NX 60.0 84.5 NX 821.80 60.2 Water Table 821.60 70.0 98.0 NX 811.80 79.4 Coring Terminated 802.40 (31 DEC 2007)

Oconee ISFSI UFSAR Figure B-15 (Page 1 of 2)

Figure B-15. Core Boring Record BORING DESIGNATION 2 Depth Description ROD BIT Elev Remarks Ft  % Size 0.0 Bownish red micaceous silty 881.62 N = 29 fine to coarse sand 5.0 Brownish red micaceous fine to 876.62 N =100 medium sandy silt, Black/light gray silty sand at bottom of sample 10.0 Black strong brown micaceous 871.62 N = 100 silty fine to coarse sand 14.5 Carbide fishtail refusal 867.12 15.0 0.0 NX 866.62 20.0 861.62 25.0 0.0 NX 856.62 30.6 Re-enter Hole w/fishtail 851.02 Light brown to gray micaceous N = 17 silty fine to medium sand 35.0 846.62 Undisturbed sample 38.1 - 39.9 40.0 Brown to light gray micaceous 841.62 N = 100 silty fine to coarse sand (31 DEC 2007)

Oconee ISFSI UFSAR Figure B-15 (Page 2 of 2)

BORING DESIGNATION 2 Depth Description ROD BIT Elev Remarks Ft  % Size 45.0 Brown to light gray micaceous 836.62 N = 100 silty fine to coarse sand 53.7 Carbide fishtail refusal 827.92 55.0 826.62 60.0 97.0 NX 821.62 60.3 Water Table 821.32 70.0 100.0 NX 811.62 78.8 Coring Terminated 802.82 (31 DEC 2007)

Oconee ISFSI UFSAR Figure B-16 (Page 1 of 1)

Figure B-16. Core Boring Record BORING DESIGNATION 3 Depth Description ROD BIT Elev Remarks Ft  % Size 0.0 834.41 5.0 Light brown/light gray 829.41 N = 100 micaceous silty fine to medium sand, strong brown/black micaceous silty fine to medium sand 10.4 Carbide fishtail refusal 824.01 15.0 43.6 NX 819.41 18.9 Water Table 815.51 19.9 Boring Terminated 814.51 (31 DEC 2007)

Oconee ISFSI UFSAR Figure B-17 (Page 1 of 1)

Figure B-17. Core Boring Record BORING DESIGNATION 4 Depth Description ROD BIT Elev Remarks Ft  % Size 0.0 828.37 5.0 Yellowish brown/light gray 823.37 N = 37 micaceous silty fine to coarse sand 10.0 Brown/light gray micaceous 818.37 N = 100 silty fine to coarse sand 13.1 Carbide fishtail refusal 815.27 15.0 59.4 NX 813.37 18.1 Water Table 810.27 20.0 Coring Terminated 808.37 (31 DEC 2007)

Oconee ISFSI UFSAR Figure B-18 (Page 1 of 2)

Figure B-18. Core Boring Record BORING DESIGNATION B-1 Depth Description ROD BIT Elev Remarks Ft  % Size 0.0 Reddish brown, mica, silty, fine 828.32 N = 45 to coarse sand (some ground) 5.0 823.32 Undisturbed Sample 7.4 - 9.9 10.0 Olive brown, mica, silty, fine to 818.32 N = 10 medium sand 15.0 Reddish yellow, mica, silty, fine 813.32 Undisturbed to medium sand Sample 17.4 -

19.9 N = 51 20.0 Reddish yellow, mica, silty, fine 808.32 N = 44 to medium sand 25.0 Light olive brown/white, mica, 803.32 Undisturbed silty, fine to medium sand Sample 27.4 -

28.6 N = 49 30.0 Light olive brown/white, mica 798.32 Undisturbed silty, fine to medium sand Sample 32.4 -

33.5 N = 100 32.5 Water Table 795.82 (31 DEC 2007)

Oconee ISFSI UFSAR Figure B-18 (Page 2 of 2)

BORING DESIGNATION B-1 Depth Description ROD BIT Elev Remarks Ft  % Size 35.0 Light olive brown, mica, silty 793.32 N = 100 fine to coarse sand 40.0 Light olive brown/white, mica, 788.32 N = 100 silty fine to medium sand 46.7 Carbide fishtail refusal 781.62 50.0 55.4 NQ 778.32 55.0 773.32 60.0 90.5 NQ 768.32 64.5 Coring Terminated 763.82 (31 DEC 2007)

Oconee ISFSI UFSAR Figure B-19 (Page 1 of 2)

Figure B-19. Core Boring Record BORING DESIGNATION B-2 Depth Description ROD BIT Elev Remarks Ft  % Size 0.0 831.01 Undisturbed Sample 2.5 - 5.0 5.0 Strong brown, mica, silty fine to 826.01 N=8 medium sand Undisturbed Sample 7.5 - 10.0 10.0 Light pole brown, mica, silty, 821.01 N = 15 fine to medium sand Undisturbed Sample 12.5 -

15.0 15.0 Yellowish brown, mica, silty, 816.01 Undisturbed fine to medium sand Sample 15.0 -

16.7 N = 23 20.0 Strong brown, mica, silty, fine 811.01 N = 100 to medium sand 25.0 No Description 806.01 N = 100 30.0 Very pale brown/yellowish 801.01 N = 30 brown mica, silty, fine to coarse sand 32.2 Water Table 798.81 (31 DEC 2007)

Oconee ISFSI UFSAR Figure B-19 (Page 2 of 2)

BORING DESIGNATION B-2 Depth Description ROD BIT Elev Remarks Ft  % Size 37.4 Carbide fishtail refusal 793.61 40.0 40.8 NQ 791.01 45.0 61 NQ 786.01 50.0 100 NQ 781.01 59.0 Coring Terminated 772.01 (31 DEC 2007)

Oconee ISFSI UFSAR Figure B-20 (Page 1 of 2)

Figure B-20. Core Boring Record BORING DESIGNATION B-3 Depth Description ROD BIT Elev Remarks Ft  % Size 0.0 820.98 Undisturbed Sample 2.0 - 4.5 5.0 Light yellowish brown/reddish 815.98 Undisturbed brown, mica, silty, fine to Sample 4.5 - 7.0 medium sand N = 12 10.0 Light yellowish brown/strong 810.98 Undisturbed brown, mica, fine to medium Sample 12.0 -

sandy silt 14.5 N = 11 15.0 805.98 Undisturbed Sample 17.0 -

19.5 20.0 Light yellowish brown/strong 800.98 Undisturbed brown mica, fine to medium Sample 19.5 -

sandy silt 22.0 N = 13 23.9 Water Table 797.08 25.0 795.98 Undisturbed Sample 27.0 -

29.5 30.0 White/pinkish gray, mica, silty, 790.98 N = 65 fine to coarse sand Undisturbed Sample 32.0 -

33.6 (31 DEC 2007)

Oconee ISFSI UFSAR Figure B-20 (Page 2 of 2)

BORING DESIGNATION B-3 Depth Description ROD BIT Elev Remarks Ft  % Size 35.0 White/pinkish gray, mica, silty, 785.98 N = 100 fine to medium sand 37.0 White/pinkish gray, mica, silty, 783.98 N = 27 fine to medium sand 40.1 Carbide fishtail refusal 780.88 45.0 99 NQ 775.98 50.1 Coring Terminated 770.88 (31 DEC 2007)

Oconee ISFSI UFSAR Figure B-21 (Page 1 of 2)

Figure B-21. Core Boring Record BORING DESIGNATION B-4 Depth Description ROD BIT Elev Remarks Ft  % Size 0.0 878.53 Undisturbed Sample 2.4 - 4.9 5.0 Reddish brown/red, mica, silty, 873.53 N = 19 fine to medium very sandy clay Undisturbed Sample 7.4 - 9.9 10.0 Reddish brown/red, mica, silty, 868.53 N = 100 fine to medium very sandy clay Light brown yellow/yellowish N = 49 brown, mica, silty, fine to coarse sand (with gravel) 15.0 Light brownish yellow/yellowish 863.53 N = 100 brown, silty, fine to coarse sand 20.2 Carbide fishtail refusal 858.33 25.0 12.1 NQ 853.53 30.0 0 NQ 848.53 35.0 843.53 40.0 Yellow/brownish yellow, mica, 838.53 N = 100 silty fine to medium sand (31 DEC 2007)

Oconee ISFSI UFSAR Figure B-21 (Page 2 of 2)

BORING DESIGNATION B-4 Depth Description ROD BIT Elev Remarks Ft  % Size Pale brown/light yellow brown, N = 100 mica, silty, fine to medium sand 43.9 Water Table 834.63 45.0 No Description 833.53 N = 100 49.9 Carbide fishtail refusal 828.63 50.0 828.53 55.0 91 NQ 823.53 59.9 Coring Terminated 818.63 (31 DEC 2007)

Oconee ISFSI UFSAR Figure B-22 (Page 1 of 2)

Figure B-22. Core Boring Record BORING DESIGNATION B-5 Depth Description ROD BIT Elev Remarks Ft  % Size 0.0 853.63 Undisturbed Sample 2.2 - 4.7 5.0 Red/Reddish brown, mica, 848.63 N = 12 silty, fine/medium sand Undisturbed Sample 7.2 - 8.2 Red/yellowish red, mica, silty, N = 12 clay, fine to medium sand 10.0 843.63 Undisturbed Sample 12.2 -

14.7 15.0 Light yellow brown/brownish 838.63 Undisturbed yellow, mica, silty, fine to Sample 14.7 -

coarse sand (with gravel) 17.2 N = 11 20.0 833.63 Undisturbed Sample 22.2 -

24.7 25.0 White yellowish brown, mica, 828.63 Undisturbed silty fine to coarse sand Sample 24.7 -

26.7 N = 100 27.8 Carbide fishtail refusal 825.38 30.0 0 NQ 823.68 (31 DEC 2007)

Oconee ISFSI UFSAR Figure B-22 (Page 2 of 2)

BORING DESIGNATION B-5 Depth Description ROD BIT Elev Remarks Ft  % Size 35.0 White/dark red mica, silty fine 818.63 to coarse sand 36.5 Carbide fishtail refusal 817.13 40.0 50 NQ 813.63 44.9 Water Table 808.73 45.0 48 NQ 808.63 50.0 803.63 55.0 96 NQ 798.63 64.3 Coring Terminated 789.33 (31 DEC 2007)

Oconee ISFSI UFSAR Figure B-23 (Page 1 of 1)

Figure B-23. Core Boring Record BORING DESIGNATION B-1*

Depth Description ROD BIT Elev Remarks Ft  % Size 0.0 Strong brown/reddish brown 824.59 N = 12 mica, silty, fine to coarse sand 5.0 819.59 Undisturbed Sample 7.0 - 9.5 10.0 Reddish brown/brownish 814.59 N = 17 yellow, mica. silty fine/coarse Undisturbed Sample sand 9.5 - 12.0 15.0 809.59 Undisturbed Sample 17.0 - 19.5 20.0 White/brown mica, silty 804.59 N = 59 fine/coarse sand w/gravels Undisturbed Sample 25.0 White/brown mica, silty fine to 799.59 N = 100 coarse sand 26.2 Water Table 798.39 30.4 Carbide Refusal 794.19 Boring Terminated (31 DEC 2007)

Oconee ISFSI UFSAR Figure B-24 (Page 1 of 2)

Figure B-24. Core Boring Record BORING DESIGNATION B-2*

Depth Description ROD BIT Elev Remarks Ft  % Size 0.0 Red mica, silty, clayey, 869.38 N = 20 fine/medium sand 5.0 864.38 Undisturbed Sample 6.9 - 9.4 10.0 Strong brown/white, mica, silty 859.38 N=8 fine/medium sand Undisturbed Sample 9.4 - 11.4 15.0 Strong brown/dark brown, silty, 854.38 N=9 mica, fine/medium sand Undisturbed Sample 16.9 - 18.9 Undisturbed Sample 18.9 - 20.9 20.0 White, brown mica, silty fine to 849.38 Undisturbed Sample medium sand 20.9 - 22.9 N = 100 25.0 844.38 30.0 Yellowish red/strong brown 839.38 N = 16 mica, silty fine/medium sand (31 DEC 2007)

Oconee ISFSI UFSAR Figure B-24 (Page 2 of 2)

BORING DESIGNATION B-2*

Depth Description ROD BIT Elev Remarks Ft  % Size 35.0 834.38 Undisturbed Sample 36.9 - 38.9 Undisturbed Sample 38.9 - 40.9 40.0 White/brown, mica, silty, 829.38 N = 17 fine/medium sand 45.0 White/strong brown mica, silty, 824.38 N = 21 fine/medium sand 50.0 819.38 Undisturbed Sample 51.9 - 54.1 Brown/yellowish red, mica, silty, fine medium sand N = 29 55.0 Yellowish red/brown, mica, 814.38 N = 27 silty, fine/coarse sand 60.0 White/brown mica, silty fine/ 809.38 N = 100 medium sand Undisturbed Sample 61.9 - 62.65 67.0 Carbide refusal 802.38 Boring Terminated (31 DEC 2007)

Oconee ISFSI UFSAR Figure B-25 (Page 1 of 2)

Figure B-25. Core Boring Record BORING DESIGNATION B-3*

Depth Description ROD BIT Elev Remarks Ft  % Size 0.0 Red, mica, silty, clayey, 861.54 N = 16 fine/medium sand 5.0 856.54 Undisturbed Sample 7.0 - 9.5 Dark brown/strong brown, N = 20 mica, silty fine/coarse sand with gravels 10.0 Brown/strong brown, mica, 851.54 N = 12 silty, fine/medium sand 15.0 846.54 20.0 841.54 Undisturbed Sample 20.0 - 22.5 Undisturbed Sample 22.5 - 24.4 25.0 White/light brown mica, silty, 836.54 N = 25 fine/medium sand Undisturbed Sample 26.9 - 28.8 White/light brown, mica, silty, N = 48 fine/medium sand 30.0 White/strong brown, mica, silty, 831.54 N = 46 fine/coarse sand (31 DEC 2007)

Oconee ISFSI UFSAR Figure B-25 (Page 2 of 2)

BORING DESIGNATION B-3*

Depth Description ROD BIT Elev Remarks Ft  % Size 35.0 Brown/dark brown, mica, silty, 826.54 N = 21 fine/medium sand 40.0 821.54 N = 100 45.0 816.54 N = 100 50.9 Carbide refusal 810.64 Boring Terminated (31 DEC 2007)

Oconee ISFSI UFSAR Figure B-26 (Page 1 of 2)

Figure B-26. Core Boring Record BORING DESIGNATION B-4*

Depth Description ROD BIT Elev Remarks Ft  % Size 0.0 Light gray/yellowish brown, 814.66 N = 18 mica, silty, fine/coarse sand 5.0 809.66 Undisturbed Sample 7.1 - 9.6 10.0 Red mica, silty, fine/medium 804.66 Undisturbed Sample very sandy clay 9.6 - 12.1 N = 19 15.0 799.66 Undisturbed Sample 17.1 - 19.6 18.3 Water Table 796.36 20.0 Red/Yellowish red, mica, 794.66 Undisturbed Sample fine/medium sandy silt 19.6 - 22.1 N = 12 25.0 789.66 Undisturbed Sample 27.1 - 29.6 Undisturbed Sample 29.6 - 30.1 30.0 White/brown, mica, silty, fine to 784.66 N = 52 medium sand Undisturbed Sample 32.1 - 33.5 (31 DEC 2007)

Oconee ISFSI UFSAR Figure B-26 (Page 2 of 2)

BORING DESIGNATION B-4*

Depth Description ROD BIT Elev Remarks Ft  % Size 35.0 Gray/white, mica, silty 779.66 N = 55 fine/medium sand White/brown, mica, silty, N = 37 fine/coarse sand 40.0 Pinkish gray, mica, silty, 774.66 N = 52 fine/coarse sand 45.0 Light brown/reddish yellow, 769.66 N = 100 mica silty, fine/coarse sand 50.0 Dark brown/yellowish brown, 764.66 N = 100 mica, silty, fine/coarse sand 57.4 Carbide fishtail refusal 757.26 Boring Terminated (31 DEC 2007)

Oconee ISFSI UFSAR Figure B-27 (Page 1 of 1)

Figure B-27. Core Boring Record BORING DESIGNATION B-5*

Depth Description ROD BIT Elev Remarks Ft  % Size 0.0 Dark brown/white, mica, silty, 817.17 N = 25 fine/medium sand 5.0 812.17 Undisturbed Sample 6.5 - 8.0 10.0 White/brown, mica, silty, 807.17 N = 100 fine/coarse sand 12.6 Carbide fishtail refusal 804.57 Boring Terminated (31 DEC 2007)

Oconee ISFSI UFSAR Figure B-28 (Page 1 of 1)

Figure B-28. ISFSI Foundation Profile (31 DEC 2007)

Oconee ISFSI UFSAR Figure B-29 (Page 1 of 1)

Figure B-29. Site Layout and Route (31 DEC 2007)

Oconee ISFSI UFSAR Figure B-30 (Page 1 of 1)

Figure B-30. Site Plan (31 DEC 2007)

Oconee ISFSI UFSAR Figure B-31 (Page 1 of 1)

Figure B-31. Transfer Cask Lifting Yoke (31 DEC 2007)

Oconee ISFSI UFSAR Figure B-32 (Page 1 of 1)

Figure B-32. Transfer Cask Lift Extension (31 DEC 2007)

Oconee ISFSI UFSAR Figure B-33 (Page 1 of 1)

Figure B-33. Spent Fuel Pool Area (31 DEC 2007)

Oconee ISFSI UFSAR Figure B-34 (Page 1 of 1)

Figure B-34. Spent Fuel Pool Area (31 DEC 2007)

Oconee ISFSI UFSAR Figure B-35 (Page 1 of 1)

Figure B-35. Spent Fuel Pool Area (31 DEC 2007)

Oconee ISFSI UFSAR Figure B-36 (Page 1 of 1)

Figure B-36. NUHOMS System Loading Operations Flowchart.

TRUCK SFP CASK ISFSI LOADING BAY HANDLING AREA SITE UPEND TRANSFER CASK ON TRAILER 1 LOWER CASK INTO DECON PIT AREA LIFT TRANSFER CASK OFF 3 TRAILER 2 LOWER DSC INTO TRANSFER CASK 5

UPEND DSC LIFT CASK/DSC TO OPERATING 4

DECK LEVEL 6

FILL DSC CAVITY WITH BORATED WATER 7

FILL DSC/CASK ANNULUS WITH DEMIN WATER AND INSTALL SEAL 8

MOVE CASK/DSC TO SFP CASK PLATFORM 9

ATTACH RETRACTABLE TRANSFER CASK LIFT EXTENSION TO CASK LIFTING YOKE LOWER CASK/DSC TO CASK PIT FLOOR AND DISENGAGE LIFT YOKE 11 RETRACT TRANSFER CASK LIFT EXTENSION TO ALLOW FOR CLEARANCE OVER OPERATING DECK (31 DEC 2007)

Oconee ISFSI UFSAR Figure B-37 (Page 1 of 1)

Figure B-37. NUHOMS System Loading Operations Flowchart.

TRUCK SFP CASK ISFSI LOADING BAY HANDLING AREA SITE MOVE CRANE TO POSITION LIFT EXTENSION, YOKE, & PLUG OVER DECON PIT 13 LOAD 24 IFSs INTO SUBMERGED CASK/DSC 14 RIG DSC TOP SHIELD PLUG TO CRANE LIFT YOKE 15 LOWER DSC SHIELD PLUG ONTO CASK/DSC 16 RAISE CASK/DSC TO SFP CASK PLATFORM AFTER RE-ENGAGING LIFTING YOKE 17 DISENGAGE LIFT YOKE, ROTATE AND PLACE ON TOP OF CASK 18 REMOVE CRANE LIFT EXTENSION & HOOK CRANE TO LIFT YOKE 19 LIFT CASK/DSC FROM SFP CASK PLATFORM TO DECON PIT 20 (31 DEC 2007)

Oconee ISFSI UFSAR Figure B-38 (Page 1 of 1)

Figure B-38. NUHOMS System Loading Operations Flowchart.

TRUCK SFP CASK ISFSI LOADING BAY HANDLING AREA SITE DECON TOP SURFACE OF DSC AND CASK AS CASK IS LOWERED 21 REMOVE DSC/CASK ANNULUS SEAL, LOWER WATER LEVEL ~5-10 INCHES 22 CHECK FOR SURFACE CONTAMINATION AND FLUSH AS NECESSARY 23 REMOVE ~60 GALS OF WATER FROM DSC CAVITY 24 WITH DSC VENT PORT OPEN, SEAL WELD DSC TOP SHIELD PLUG INNER TOP COVER PLATE (ITCP) 25 TEST FIT OUTER TOP COVER PLATE (OTCP),

THEN REMOVE 26 INSTALL ITCP STRONG-BACK DEVICE 27 PUMP HELIUM INTO DSC CAVITY DISPLACE WATER 28 (31 DEC 2007)

Oconee ISFSI UFSAR Figure B-39 (Page 1 of 1)

Figure B-39. NUHOMS System Loading Operations Flowchart.

TRUCK SFP CASK ISFSI LOADING BAY HANDLING AREA SITE PERFORM VACUUM DRYING TO REMOVE RESIDUAL MOISTURE 29 PERFORM HELIUM LEAK RATE TEST ON ITCP SEAL WELD 30 PERFORM FINAL HELIUM BACKFILL 31 REMOVE STRONG-BACK DEVICE 32 INSTALL OTCP, SEAL WELD IT AND DSC VENT SIPHON PORTS 33 DRAIN REMAINING WATER FROM DSC/CASK ANNULUS 34 INSTALL CASK LID AND BOLT INTO PLACE 35 LOWER CASK ATTACH CRANE AND MOVE CASK OVER TO ONTO TRANSFER TRUCK LOADING BAY TRAILER SKID 36 (31 DEC 2007)

Oconee ISFSI UFSAR Figure B-40 (Page 1 of 1)

Figure B-40. NUHOMS System Loading Operations Flowchart TRUCK SFP CASK ISFSI LOADING BAY HANDLING AREA SITE DOWN-END CASK AND COLLECT RESIDUAL WATER 38 SECURE CASK TO TRANSFER TRAILER SKID 39 ATTACH RAM TRUNNION SUPPORT FIXTURE TO CASK 40 MOVE LOADED TRANSFER TRAILER TO HSM 41 INSPECT HSM INTERIOR FOR DEBRIS 42 BACK CASK INTO POSITION AT HSM OPENING 43 ALIGN CASK WITH HSM OPENING AND REMOVE CASK LID MOVE CASK FORWARD INTO DOCKING COLLAR 45 (31 DEC 2007)

Oconee ISFSI UFSAR Figure B-41 (Page 1 of 1)

Figure B-41. NUHOMS System Loading Operations Flowchart TRUCK SFP CASK ISFSI LOADING BAY HANDLING AREA SITE INSTALL AND TIGHTEN CASK RESTRAINT SYSTEM ALIGN RAM WITH DSC 47 PUSH CASK INTO HSM WITH HYDRAULIC RAM RETRACT RAM, BACK CASK FROM COLLAR AND INSTALL RESTRAINT CLOSE HSM FRONT ACCESS DOOR AND TACK WELD SHUT RETURN CASK/SKID TO STORAGE AREA 51 NOTE: NUHOMS SYSTEM RETRIEVAL OPERATIONS FLOW CHART IS SHOWN IN FIGURE 5.1-4 OF REFERENCE 5.1 (31 DEC 2007)

Oconee ISFSI UFSAR Figure B-42 (Page 1 of 1)

Figure B-42. Location of Dose Rates. Reported in Table A-18 (31 DEC 2007)

Oconee ISFSI UFSAR Figure B-43 (Page 1 of 1)

Figure B-43. Dose Rate Versus Distance From Surface of HSM (31 DEC 2007)

Oconee ISFSI UFSAR Figure B-44 (Page 1 of 1)

Figure B-44. Dose From Filled HSM Array (31 DEC 2007)

Oconee ISFSI UFSAR Figure B-45 (Page 1 of 1)

Figure B-45. Dose From Filled HSM Array (31 DEC 2007)

Oconee ISFSI UFSAR Figure B-46 (Page 1 of 1)

Figure B-46. Radiation Zone Map of Modules Surface Dose Rates HSM ROOF 2

1 HSM SIDE 3

5 HSM FRONT 4 6

Location Eff Area Generic Dose Rates Phase II Dose Rates (ft2) (mrem/hr) (mrem/hr)

Neutron Gamma Total Neutron Gamma Total 1 Roof 98.6 0.11 6.5 6.6 0.13 7.05 7.18 2 shield 6.0 0.20 50.0 50.2 0.24 12.10 12.34 block Average -------- 0.04 3.38 3.42 0.05 2.76 2.81 3 Side 186.0 0.11 6.5 6.6 0.13 7.05 7.18 Average -------- 0.06 3.71 3.77 0.07 4.02 4.09 4 Front 49.0 0.11 6.5 6.6 0.13 7.05 7.18 5 Door 26.0 37.0 7.6 44.6 10.50 2.60 13.1 6 Air Inlet 6.0 2.1 94.3 96.4 2.1 94.3 96.4 Average -------- 5.18 5.76 10.94 1.55 5.21 6.76 (31 DEC 2007)

Oconee ISFSI UFSAR Figure B-47 (Page 1 of 1)

Figure B-47. Deleted per 1991 Update (31 DEC 2007)

Oconee ISFSI UFSAR Figure B-48 (Page 1 of 1)

Figure B-48. Fuel Assembly Burnup Requirements (31 DEC 2007)