ML032731602
| ML032731602 | |
| Person / Time | |
|---|---|
| Site: | North Anna, 05200008, PROJ0719  |
| Issue date: | 09/30/2003 |
| From: | Dominion Nuclear Connecticut |
| To: | Document Control Desk, Office of Nuclear Reactor Regulation |
| References | |
| +reviewedDominionESP, +reviewedmls | |
| Download: ML032731602 (27) | |
Text
North Anna Early Site Permit Application Part 2 - Site Safety Analysis Report 0.30 Updated Models 0.25 0.20 Fraction 0.15 0.10 0.05 7+
6.75 0.00 6.25 5.75 M 0-15 15 25 5.25
-2 5 -5 50 0 -1 10 20 00 0- 0- 30 20 Distance ( 0 30 0+
km) 0 Figure 2.5-46 Low-Frequency, 10-5 Median, Magnitude-Distance Deaggregation Using Updated Source and Ground Motion Models 2-2-430 Revision 0 September 2003
North Anna Early Site Permit Application Part 2 - Site Safety Analysis Report 0.30 Updated Models 0.25 0.20 Fraction 0.15 0.10 0.05 7+
6.75 0.00 6.25 5.75 M 0-15 15 25 5.25
-2 5 -5 50 0 -1 10 20 00 0- 0- 30 20 Distance ( 0 30 0+
km) 0 Figure 2.5-47 High-Frequency, 10-5 Median, Magnitude-Distance Deaggregation Using Updated Source and Ground Motion Models 2-2-431 Revision 0 September 2003
North Anna Early Site Permit Application Part 2 - Site Safety Analysis Report 10 Performance-based SSE Spectrum Mean 10-4 Ground Motion Spectrum Reg. Guide 1.60 @ PGA = 0.3g Spectral Acceleration (g) 1 0.1 5% Critical Damping 0.01 0.1 1 10 100 Frequency (Hz)
Figure 2.5-48 Selected Performance-Based Horizontal SSE Response Spectrum, As Scaled from Mean 10-4 Ground Motion Spectrum, Compared to RG 1.60 Spectrum Anchored to 0.3g 2-2-432 Revision 0 September 2003
North Anna Early Site Permit Application Part 2 - Site Safety Analysis Report 0.30 Updated Models 0.25 0.20 Fraction 0.15 0.10 0.05 7+
6.75 0.00 6.25 5.75 M 0-15 15 25 5.25
-2 5 -5 50 0 -1 10 20 00 0- 0- 30 20 Distance ( 0 30 0+
km) 0 Figure 2.5-49 Magnitude-Distance Deaggregation for Low-Frequencies (1 and 2.5 Hz) at a Mean Annual Frequency of 5 x 10-5 Using Updated Source and Ground Motion Models 2-2-433 Revision 0 September 2003
North Anna Early Site Permit Application Part 2 - Site Safety Analysis Report 0.30 Updated Models 0.25 0.20 Fraction 0.15 0.10 0.05 7+
6.75 0.00 6.25 5.75 M 0-15 15 25 5.25
-2 5 -5 50 0 -1 10 20 00 0- 0- 30 20 Distance ( 0 30 0+
km) 0 Figure 2.5-50 Magnitude-Distance Deaggregation for High-Frequencies (5 and 10 Hz) at a Mean Annual Frequency of 5 x 10-5 Using Updated Source and Ground Motion Models 2-2-434 Revision 0 September 2003
North Anna Early Site Permit Application Part 2 - Site Safety Analysis Report 10 Performance-based SSE Spectrum Reg. Guide 1.60 @ PGA = 0.3g Mean 5x10-5 hazard with RG 1.165 Spectral Acceleration (g) 1 0.1 5% Critical Damping 0.01 0.1 1 10 100 Frequency (Hz)
Figure 2.5-51 Horizontal Ground Motion Spectrum Calculated for Reference Probability of Mean 5 x 10-5, Compared to RG 1.60 Spectrum Anchored to 0.3g and to Selected SSE Spectrum 2-2-435 Revision 0 September 2003
North Anna Early Site Permit Application Part 2 - Site Safety Analysis Report 10 Performance-based SSE Spectrum Reg. Guide 1.60 @ PGA = 0.3g Performance-based Spectrum using Mmin=5 Spectral Acceleration (g) 1 0.1 5% Critical Damping 0.01 0.1 1 10 100 Frequency (Hz)
Figure 2.5-52 Sensitivity Plot of Scaled Spectrum Calculated Using Alternative Lower-Bound M of 5.0 and Scaling Factors in Table 2.5-27, Compared to RG 1.60 Spectrum Anchored to 0.3g and to Selected SSE Spectrum 2-2-436 Revision 0 September 2003
North Anna Early Site Permit Application Part 2 - Site Safety Analysis Report 0.9 0.8 Sigma of ln(Spectral Acceleration) 0.7 0.6 0.5 EPRI AS97 SEA97 0.4 C97 BJF97 0.3 0.1 1 10 100 Frequency (Hz)
Figure 2.5-53 Comparison of Aleatory Sigmas Reported for California with Weighted Average Aleatory Sigma from EPRI Ground Motion 2003 Models for M = 5.5, RCD = 20 km 2-2-437 Revision 0 September 2003
North Anna Early Site Permit Application Part 2 - Site Safety Analysis Report 10 Performance-based SSE Spectrum Reg. Guide 1.60 @ PGA = 0.3g Performance-based Spectrum using alternative sigmas Spectral Acceleration (g) 1 0.1 5% Critical Damping 0.01 0.1 1 10 100 Frequency (Hz)
Figure 2.5-54 Sensitivity Plot of Scaled Spectrum Calculated Using Alternative Ground Motion Aleatory Uncertainties and Scaling Factors in Table 2.5-28, Compared to RG 1.60 Spectrum Anchored to 0.3g and to Selected SSE Spectrum 2-2-438 Revision 0 September 2003
North Anna Early Site Permit Application Part 2 - Site Safety Analysis Report 10 Performance-based SSE Spectrum Performance-based OBE Spectrum Spectral Acceleration (g) 1 0.1 5% Critical Damping 0.01 0.1 1 10 100 Frequency (Hz)
Figure 2.5-55 Horizontal SSE and OBE Response Spectra Based on Updated Models (5% of Critical Damping) 2-2-439 Revision 0 September 2003
Virginia Division of Mines and Geology, Geologic Map of Virginia, 1993, Scale 1:500,000 Virginia State Plane (North) coordinate system, Fipszone 4501, NAD 1927 Horizontal datum.
Figure 2.5-56 Site Vicinity Geologic Map and Seismicity (25-Mile Radius)
North Anna Revision 0 Early Site Permit Application 2-2-440 September 2003
340 340 Existing Grade B-804 320 320 Approximate Original Grade 300 B-803 B-26 300 B-29 Zone IIA Zone IIA B-31 280 280 B-802 B-626 B-624 Planned Grade (271)
Zone III 260 260 B-801 Zone III 240 Limit of Units 240 PBMR (238.25) Zone III-IV 3 and 4 Excavations Fill for AP-1000 (231.5) Units 3 and 4 or IRIS (221.8) Excavations 220 Zone IV 220 ACR-700 ELEVATION - feet 200 200 (199)
ABWR (194.7) 180 180 160 160 140 140 GT-MHR (131) 120 120 100 100 80 80 Key:
0 200 400 PBMR Pebble Bed Modular Reactor HORIZONTAL SCALE - FEET AP-1000 Westinghouse AP - 1000 BECHTEL FREDERICK, MARYLAND IRIS Westinghouse IRIS ACR-700 Advanced CANDU Reactor - 700 NORTH ANNA ESP APPLICATION ABWR Advanced Boiling Water Reactor GT-MHR Gas Turbine - Modular Helium Reactor SUBSURFACE PROFILE A-A' JOB NO. DRAWING NO. REV.
24830 Figure 2.5-57 Subsurface Profile A-A' North Anna Revision 0 Early Site Permit Application 2-2-441 September 2003
340 340 Approximate Original Grade B-41 320 B-22 320 B-23 300 300 Zone IIB Existing Grade Zone IIA 280 B-21 280 B-805 B-802 Planned Grade (271)
Zone III 260 260 PBMR 240 240 (238.25)
AP-1000 ELEVATION - feet (231.5)
Zone III IRIS (221.8) 220 220 Zone III-IV ACR-700 (199) or 200 200 ABWR (194.7)
Zone IV 180 180 160 160 140 140 GTMHR (131) 120 120 Key:
PBMR Pebble Bed Modular Reactor 0 100 200 AP-1000 Westinghouse AP - 1000 HORIZONTAL SCALE - FEET IRIS Westinghouse IRIS BECHTEL FREDERICK, MARYLAND ACR-700 Advanced CANDU Reactor - 700 ABWR Advanced Boiling Water Reactor NORTH ANNA ESP APPLICATION GT-MHR Gas Turbine - Modular Helium Reactor SUBSURFACE PROFILE B-B' JOB NO. DRAWING NO. REV.
24830 Figure 2.5-58 Subsurface Profile B-B' North Anna Revision 0 Early Site Permit Application 2-2-442 September 2003
Figure 2.5-59 Locations of Previous Boreholes North Anna Revision 0 Early Site Permit Application 2-2-443 September 2003
Figure 2.5-60 ESP Borehole Locations North Anna Revision 0 Early Site Permit Application 2-2-444 September 2003
Figure 2.5-61 Locations of All Exploration Points North Anna Revision 0 Early Site Permit Application 2-2-445 September 2003
Shear Wave Velocity, Ft/Sec. Shear Wave Velocity, Ft/Sec.
0 100 200 300 400 500 600 700 800 900 1,000 1,100 1,200 1,300 1,400 500 1,000 1,500 2,000 2,500 0 0 Design Value Design (Improved)
Value Design Value (Unimproved) 5 10 CPT-825 CPT-825 Down-Hole Down-Hole B-805 Cross-Hole 10 Zone IIA 20 Depth Below Ground Surface, Feet Depth Below Ground Surface, Feet CPT-822 Down-Hole 15 30 Zone IIA Zone IIB 20 40 Units 1 & 2 and ESP Average Value Zone III 25 50 Design Value Zone III-IV or Zone IV 30 60 (a) (b)
Figure 2.5-62 Zone IIA Shear Wave Velocity Profile (a) Full-Depth Shear Wave Velocity Profile (b)
North Anna Revision 0 Early Site Permit Application 2-2-446 September 2003
1.0 0.9 1 Zone IIA Saprolite (sand) 0.8 2 Zone IIB Saprolite (gravel) 0.7 3 Zone III Weathered Rock 1 3 0.6 G/G max 0.5 2
0.4 0.3 0.2 0.1 0
10-4 10-3 10-2 10-1 1 Cyclic Shear Strain, Percent Figure 2.5-63 Variation of Normalized Shear Modulus Figure 2.5.4-7(a) Variationwith CycleModulus of Shear Shear Strain with Cyclic Shear Strain North Anna Revision 0 Early Site Permit Application 2-2-447 September 2003
25 1 Zone IIA Saprolite (sand) 20 2 Zone IIB Saprolite (gravel) 3 Zone III Weathered Rock 15 Damping Ratio 2
1 10 3
5 0
10-4 10-3 10-2 10-1 1 Cyclic Shear Strain, Percent FigureRatio Figure 2.5-64 Variation of Damping 2.5.4-7(b) Variation with Cyclic of Damping Shear Strain with Cyclic Shear Strain North Anna Revision 0 Early Site Permit Application 2-2-448 September 2003
North Anna Early Site Permit Application Part 2 - Site Safety Analysis Report Figure 2.5-65 Plan View of Slope North of the SWR 2-2-449 Revision 0 September 2003
Figure 2.5-66 Photograph of Plan View of Slope North of the SWR North Anna Revision 0 Early Site Permit Application 2-2-450 September 2003
Figure 2.5-67 Photograph of Slope North of the SWR North Anna Revision 0 Early Site Permit Application 2-2-451 September 2003
400 400 380 380 360 360 340 340 SWR Elevation, Ft Elevation, Ft 320 B-15 3 320 B-18 300 300 Zone IIA Saprolite 280 280 Phreatic 260 Surface 260 Zone IIA 240 Slope of Abandoned Zone III Saprolite 240 Units 3 & 4 Excavation Weathered Rock 220 220 Zone IV Bedrock Bedrock Zone III-IV 200 200 Section A-A' 0 50 100 Ft Figure 2.5-68 Cross-Section of Existing Slope North of the SWR North Anna Revision 0 Early Site Permit Application 2-2-452 September 2003
1.748
Description:
Saprolite Unit Weight: 125 Cohesion: 250 Phi: 30
Description:
North Anna Existing Slope Comments: 2H:1V Slope - Saprolite File Name: Existing NC 1.slp Last Saved Date: 9/2/2003 Analysis M ethod: Bishop P.W.P. Option: Piezometric Lines / Ru Seismic Coefficient: (none)
Figure 2.5-69 SLOPE/W Analysis of Long-Term Static Case North Anna Revision 0 Early Site Permit Application 2-2-453 September 2003
1.405
Description:
Saprolite Unit Weight: 125 Cohesion: 250 Phi: 30
Description:
North Anna Existing Slope Comments: 2H:1V Slope - Saprolite - Seis Case 2 File Name: Existing NC 1 (seis2).slp Last Saved Date: 9/2/2003 Analysis M ethod: Bishop P.W.P. Option: Piezometric Lines / Ru Seismic Coefficient: Horizontal (0.1g)
Figure 2.5-70 SLOPE/W Analysis of Seismic Case North Anna Revision 0 Early Site Permit Application 2-2-454 September 2003
North Anna Early Site Permit Application Part 2 - Site Safety Analysis Report Figure 2.5-71 Log of Boring B-15 2-2-455 Revision 0 September 2003
North Anna Early Site Permit Application Part 2 - Site Safety Analysis Report Figure 2.5-72 Log of Boring B-18 2-2-456 Revision 0 September 2003