appendix c earthquake time history plots · 2020. 5. 6. · velocity, cm/s 0 1020304050607080-4-2 0...
TRANSCRIPT
Appendix C Earthquake Time History Plots
0 10 20 30 40 50 60 70 80Time, sec
-0.4
-0.2
0
0.2
0.4
Acc
eler
atio
n, g
0 10 20 30 40 50 60 70 80
-24
-16
-8
0
8
16
24
Velo
city
, cm
/s
0 10 20 30 40 50 60 70 80
-4
-2
0
2
4
Dis
plac
emen
t, cm
FIGURE C-1Spectrally Matched Time History - OLE
1965 Puget Sound Earthquake, USGS Station 2101, 176 deg ComponentRock (NEHRP B/C Boundary) Site
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
0 5 10 15 20 25 30 35Time, sec
-0.4
-0.2
0
0.2
0.4
Acc
eler
atio
n, g
0 5 10 15 20 25 30 35
-24
-16
-8
0
8
16
24
Velo
city
, cm
/s
0 5 10 15 20 25 30 35
-4
-2
0
2
4
Dis
plac
emen
t, cm
FIGURE C-2Spectrally Matched Time History - OLE
1974 Peru Coast Earthquake, Zarate Station, 0 deg ComponentRock (NEHRP B/C Boundary) Site
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
0 10 20 30 40 50 60 70 80Time, sec
-0.4
-0.2
0
0.2
0.4
Acc
eler
atio
n, g
0 10 20 30 40 50 60 70 80
-24
-16
-8
0
8
16
24
Velo
city
, cm
/s
0 10 20 30 40 50 60 70 80
-4
-2
0
2
4
Dis
plac
emen
t, cm
FIGURE C-3Spectrally Matched Time History - OLE
1997 Michoacan Earthquake, Unio Station, 0 deg ComponentRock (NEHRP B/C Boundary) Site
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
0 10 20 30 40 50 60 70 80Time, sec
-0.4
-0.2
0
0.2
0.4
Acc
eler
atio
n, g
0 10 20 30 40 50 60 70 80
-24
-16
-8
0
8
16
24
Velo
city
, cm
/s
0 10 20 30 40 50 60 70 80
-4
-2
0
2
4
Dis
plac
emen
t, cm
FIGURE C-4Spectrally Matched Time History - CLE
2001 Nisqually Earthquake, PCEP Station, 0 deg ComponentRock (NEHRP B/C Boundary) Site
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
0 10 20 30 40 50 60 70 80Time, sec
-0.4
-0.2
0
0.2
0.4
Acc
eler
atio
n, g
0 10 20 30 40 50 60 70 80
-24
-16
-8
0
8
16
24
Velo
city
, cm
/s
0 10 20 30 40 50 60 70 80
-4
-2
0
2
4
Dis
plac
emen
t, cm
FIGURE C-5Spectrally Matched Time History - CLE
2001 Nisqually Earthquake, PCEP Station, 90 deg ComponentRock (NEHRP B/C Boundary) Site
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
0 10 20 30 40 50 60 70Time, sec
-0.4
-0.2
0
0.2
0.4
Acc
eler
atio
n, g
0 10 20 30 40 50 60 70
-24
-16
-8
0
8
16
24
Velo
city
, cm
/s
0 10 20 30 40 50 60 70
-4
-2
0
2
4
Dis
plac
emen
t, cm
FIGURE C-6Spectrally Matched Time History - CLE
1997 Michoacan Earthquake, Cale Station, 180 deg ComponentRock (NEHRP B/C Boundary) Site
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
0 10 20 30 40 50 60 70 80 90Time, sec
-0.4
-0.2
0
0.2
0.4
Acc
eler
atio
n, g
0 10 20 30 40 50 60 70 80 90
-24
-16
-8
0
8
16
24
Velo
city
, cm
/s
0 10 20 30 40 50 60 70 80 90
-4
-2
0
2
4
Dis
plac
emen
t, cm
FIGURE C-7Spectrally Matched Time History - CLE
1949 Western WA Earthquake, Olympia Station, 356 deg ComponentRock (NEHRP B/C Boundary) Site
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
0 40 80 120 160 200 240Time, sec
-0.4
-0.2
0
0.2
0.4
Acc
eler
atio
n, g
0 40 80 120 160 200 240
-24
-16
-8
0
8
16
24
Velo
city
, cm
/s
0 40 80 120 160 200 240
-4
-2
0
2
4
Dis
plac
emen
t, cm
FIGURE C-8Spectrally Matched Time History - CLE
Cascadia Megathrust Synthetic Earthquake, ALL005Rock (NEHRP B/C Boundary) Site
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
0 40 80 120 160 200 240Time, sec
-0.4
-0.2
0
0.2
0.4
Acc
eler
atio
n, g
0 40 80 120 160 200 240
-24
-16
-8
0
8
16
24
Velo
city
, cm
/s
0 40 80 120 160 200 240
-4
-2
0
2
4
Dis
plac
emen
t, cm
FIGURE C-9Spectrally Matched Time History - CLE
Cascadia Megathrust Synthetic Earthquake, ALL009Rock (NEHRP B/C Boundary) Site
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
0 10 20 30 40 50 60 70 80Time, sec
-0.6
-0.4
-0.2
0
0.2
0.4
0.6
Acc
eler
atio
n, g
0 10 20 30 40 50 60 70 80
-32
-16
0
16
32
Velo
city
, cm
/s
0 10 20 30 40 50 60 70 80
-8
-4
0
4
8
Dis
plac
emen
t, cm
FIGURE C-10Spectrally Matched Time History - MCE
2001 Nisqually Earthquake, PCEP Station, 0 deg ComponentRock (NEHRP B/C Boundary) Site
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
0 10 20 30 40 50 60 70 80Time, sec
-0.6
-0.4
-0.2
0
0.2
0.4
0.6
Acc
eler
atio
n, g
0 10 20 30 40 50 60 70 80
-32
-16
0
16
32
Velo
city
, cm
/s
0 10 20 30 40 50 60 70 80
-8
-4
0
4
8
Dis
plac
emen
t, cm
FIGURE C-11Spectrally Matched Time History - MCE
2001 Nisqually Earthquake, PCEP Station, 90 deg ComponentRock (NEHRP B/C Boundary) Site
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
0 10 20 30 40 50 60 70Time, sec
-0.6
-0.4
-0.2
0
0.2
0.4
0.6
Acc
eler
atio
n, g
0 10 20 30 40 50 60 70
-32-24-16-808
162432
Velo
city
, cm
/s
0 10 20 30 40 50 60 70
-8-6-4-202468
Dis
plac
emen
t, cm
FIGURE C-12Spectrally Matched Time History - MCE
1997 Michoacan Earthquake, Cale Station, 180 deg ComponentRock (NEHRP B/C Boundary) Site
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
0 10 20 30 40 50 60 70 80 90Time, sec
-0.6
-0.4
-0.2
0
0.2
0.4
0.6
Acc
eler
atio
n, g
0 10 20 30 40 50 60 70 80 90
-32
-16
0
16
32
Velo
city
, cm
/s
0 10 20 30 40 50 60 70 80 90
-8
-4
0
4
8
Dis
plac
emen
t, cm
FIGURE C-13Spectrally Matched Time History - MCE
1949 Western WA Earthquake, Olympia Station, 356 deg ComponentRock (NEHRP B/C Boundary) Site
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
0 40 80 120 160 200 240Time, sec
-0.6
-0.4
-0.2
0
0.2
0.4
0.6
Acc
eler
atio
n, g
0 40 80 120 160 200 240
-32
-16
0
16
32
Velo
city
, cm
/s
0 40 80 120 160 200 240
-8
-4
0
4
8
Dis
plac
emen
t, cm
FIGURE C-14Spectrally Matched Time History - MCE
Cascadia Megathrust Synthetic Earthquake, ALL005Rock (NEHRP B/C Boundary) Site
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
0 40 80 120 160 200 240Time, sec
-0.6
-0.4
-0.2
0
0.2
0.4
0.6
Acc
eler
atio
n, g
0 40 80 120 160 200 240
-32
-16
0
16
32
Velo
city
, cm
/s
0 40 80 120 160 200 240
-8
-4
0
4
8
Dis
plac
emen
t, cm
FIGURE C-15Spectrally Matched Time History - MCE
Cascadia Megathrust Synthetic Earthquake, ALL009Rock (NEHRP B/C Boundary) Site
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
FIGURE C-16Idealized Soil Profiles for Site Response Analysis
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
0 1000 2000 3000 4000Small Strain Vs, feet/s
-500
-400
-300
-200
-100
0
100
Ele
vatio
ns, f
eet
Landward Profile
0 1000 2000 3000 4000Small Strain Vs, feet/s
-500
-400
-300
-200
-100
0
100
Clay & Silt DataVs Profiles used in analysisLayer Boundary
Seaward Profile
Fill
Consolidated BCF
Sand
BCF
Gracial Drift
Unconsolidated BCF
Sand
BCF
Gracial Drift
Mudline
Ground Surface
Groundwater Average Seawater
NEHRP B/C Boundary NEHRP B/C Boundary
FIGURE C-17G/Gmax and Damping vs. Shear Strain Curves
for Sandy and Gravelly SoilsPort of Anchorage Intermodal Expansion, Northern Expansion
Anchorage, Alaska
0.0001 0.001 0.01 0.1 1Shear Strains, %
0
0.2
0.4
0.6
0.8
1G
/Gm
ax
0' = 0.25 atm
0' = 1 atm
0' = 4 atm
0' = 16 atm
Darendeli for PI = 0% (2001)
0.0001 0.001 0.01 0.1 1Shear Strains, %
0
5
10
15
20
25
Dam
ping
, %
0' = 0.25 atm
0' = 1 atm
0' = 4 atm
0' = 16 atm
FIGURE C-18G/Gmax and Damping vs. Shear Strain Curves
for Clayey SoilsPort of Anchorage Intermodal Expansion, Northern Expansion
Anchorage, Alaska
0.0001 0.001 0.01 0.1 1Shear Strains, %
0
0.2
0.4
0.6
0.8
1G
/Gm
ax
0' = 0.25 atm
0' = 1 atm
0' = 4 atm
0' = 16 atm
Darendeli for PI = 15% (2001)
0.0001 0.001 0.01 0.1 1Shear Strains, %
0
5
10
15
20
25
Dam
ping
, %
0' = 0.25 atm
0' = 1 atm
0' = 4 atm
0' = 16 atm
0 10 20 30 40 50 60 70 80
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 10 20 30 40 50 60 70 80Time, sec
-0.4
-0.2
0
0.2
0.4
Acc,
g
Top of Glacial Drift (Elev. -200')
Input Motion (WITHIN, Elev. -450')
0 10 20 30 40 50 60 70 80
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 10 20 30 40 50 60 70 80
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 10 20 30 40 50 60 70 80
-0.4
-0.2
0
0.2
0.4
Acc,
g
Top of Sand (Elev. -150')
Top of Consolidated BCF (Elev. -41')
Ground Surface (Elev. +35')
FIGURE C-19Calculated Time Histories - OLE
1965 Puget Sound Earthquake at USGS Station 2101, 176 deg componentLandward Soil Profile
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
FIGURE C-20Calculated Response Spectra - OLE
1965 Puget Sound Earthquake at USGS Station 2101, 176 deg componentLandward Soil Profile
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
0.01 0.1 1 10
0
0.1
0.2
0.3
0.4
0.5
Spe
ctra
l Acc
eler
atio
n, g
5% damping
5% damping
0 1 2 3 4Periods, seconds
0
0.1
0.2
0.3
0.4
0.5
Spe
ctra
l Acc
eler
atio
n, g
0 10 20 30 40
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 10 20 30 40Time, sec
-0.4
-0.2
0
0.2
0.4
Acc,
g
Top of Glacial Drift (Elev. -200')
Input Motion (WITHIN, Elev. -450')
0 10 20 30 40
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 10 20 30 40
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 10 20 30 40
-0.4
-0.2
0
0.2
0.4
Acc,
g
Top of Sand (Elev. -150')
Top of Consolidated BCF (Elev. -41')
Ground Surface (Elev. +35')
FIGURE C-21Calculated Time Histories - OLE
1974 Peru Coast Earthquake at ZARATE Station, 0 deg componentLandward Soil Profile
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
FIGURE C-22Calculated Response Spectra - OLE
1974 Peru Coast Earthquake at ZARATE Station, 0 deg componentLandward Soil Profile
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
0.01 0.1 1 10
0
0.1
0.2
0.3
0.4
0.5
Spe
ctra
l Acc
eler
atio
n, g
5% damping
5% damping
0 1 2 3 4Periods, seconds
0
0.1
0.2
0.3
0.4
0.5
Spe
ctra
l Acc
eler
atio
n, g
0 10 20 30 40 50 60 70 80
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 10 20 30 40 50 60 70 80Time, sec
-0.4
-0.2
0
0.2
0.4
Acc,
g
Top of Glacial Drift (Elev. -200')
Input Motion (WITHIN, Elev. -450')
0 10 20 30 40 50 60 70 80
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 10 20 30 40 50 60 70 80
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 10 20 30 40 50 60 70 80
-0.4
-0.2
0
0.2
0.4
Acc,
g
Top of Sand (Elev. -150')
Top of Consolidated BCF (Elev. -41')
Ground Surface (Elev. +35')
FIGURE C-23Calculated Time Histories - OLE
1997 Michoacan Earthquake at UNIO Station, 0 deg componentLandward Soil Profile
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
FIGURE C-24Calculated Response Spectra - OLE
1997 Michoacan Earthquake at UNIO Station, 0 deg componentLandward Soil Profile
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
0.01 0.1 1 10
0
0.1
0.2
0.3
0.4
0.5
Spe
ctra
l Acc
eler
atio
n, g
5% damping
5% damping
0 1 2 3 4Periods, seconds
0
0.1
0.2
0.3
0.4
0.5
Spe
ctra
l Acc
eler
atio
n, g
0 10 20 30 40 50 60 70 80
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 10 20 30 40 50 60 70 80Time, sec
-0.4
-0.2
0
0.2
0.4
Acc,
g
Top of Glacial Drift (Elev. -200')
Input Motion (WITHIN, Elev. -450')
0 10 20 30 40 50 60 70 80
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 10 20 30 40 50 60 70 80
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 10 20 30 40 50 60 70 80
-0.4
-0.2
0
0.2
0.4
Acc,
g
Top of Sand (Elev. -150')
Middle of Unconsolidated BCF (Elev. -90')
Mudline (Elev. -51')
FIGURE C-25Calculated Time Histories - OLE
1965 Puget Sound Earthquake at USGS Station 2101, 176 deg componentSeaward Soil Profile
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
FIGURE C-26Calculated Response Spectra - OLE
1965 Puget Sound Earthquake at USGS Station 2101, 176 deg componentSeaward Soil Profile
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
0.01 0.1 1 10
0
0.2
0.4
0.6
Spe
ctra
l Acc
eler
atio
n, g
5% damping
5% damping
0 1 2 3 4Periods, seconds
0
0.2
0.4
0.6
Spe
ctra
l Acc
eler
atio
n, g
0 10 20 30 40
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 10 20 30 40Time, sec
-0.4
-0.2
0
0.2
0.4
Acc,
g
Top of Glacial Drift (Elev. -200')
Input Motion (WITHIN, Elev. -450')
0 10 20 30 40
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 10 20 30 40
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 10 20 30 40
-0.4
-0.2
0
0.2
0.4
Acc,
g
Top of Sand (Elev. -150')
Middle of Unconsolidated BCF (Elev. -90')
Mudline (Elev. -51')
FIGURE C-27Calculated Time Histories - OLE
1974 Peru Coast Earthquake at ZARATE Station, 0 deg componentSeaward Soil Profile
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
FIGURE C-28Calculated Response Spectra - OLE
1974 Peru Coast Earthquake at ZARATE Station, 0 deg componentSeaward Soil Profile
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
0.01 0.1 1 10
0
0.2
0.4
0.6
Spe
ctra
l Acc
eler
atio
n, g
5% damping
5% damping
0 1 2 3 4Periods, seconds
0
0.2
0.4
0.6
Spe
ctra
l Acc
eler
atio
n, g
0 10 20 30 40 50 60 70 80
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 10 20 30 40 50 60 70 80Time, sec
-0.4
-0.2
0
0.2
0.4
Acc,
g
Top of Glacial Drift (Elev. -200')
Input Motion (WITHIN, Elev. -450')
0 10 20 30 40 50 60 70 80
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 10 20 30 40 50 60 70 80
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 10 20 30 40 50 60 70 80
-0.4
-0.2
0
0.2
0.4
Acc,
g
Top of Sand (Elev. -150')
Middle of Unconsolidated BCF (Elev. -90')
Mudline (Elev. -51')
FIGURE C-29Calculated Time Histories - OLE
1997 Michoacan Earthquake at UNIO Station, 0 deg componentSeaward Soil Profile
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
FIGURE C-30Calculated Response Spectra - OLE
1997 Michoacan Earthquake at UNIO Station, 0 deg componentSeaward Soil Profile
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
0.01 0.1 1 10
0
0.2
0.4
0.6
Spe
ctra
l Acc
eler
atio
n, g
5% damping
5% damping
0 1 2 3 4Periods, seconds
0
0.2
0.4
0.6
Spe
ctra
l Acc
eler
atio
n, g
FIGURE C-31Calculated Maximum Accelerations, Shear Strains and Shear Stresses vs. Depth
Landward Soil Profile, OLEPort of Anchorage Intermodal Expansion, Northern Expansion
Anchorage, Alaska
0 0.1 0.2 0.3 0.4Max Accelerations, g
500
400
300
200
100
0
Dep
th (b
gs),
feet
Landward Soil ProfileGround Surface at Elev. +35 feet
0 0.02 0.04 0.06 0.08Max Shear Strains, %
1997 Michoacan @ UNIO, 0 deg1974 Peru Coast @ ZARATE, 0 deg1965 Puget Sound @ Stn. 2101, 176 deg
0 2000 4000 6000Max Shear Stresses, psf
FIGURE C-32Calculated Maximum Accelerations, Shear Strains and Shear Stresses vs. Depth
Seaward Soil Profile, OLEPort of Anchorage Intermodal Expansion, Northern Expansion
Anchorage, Alaska
0 0.1 0.2 0.3 0.4Max Accelerations, g
500
400
300
200
100
0
Dep
th (b
elow
mud
line)
, fee
tSeaward Soil Profile
Mudline at Elev. -51 feet
0 0.1 0.2 0.3 0.4Max Shear Strains, %
1997 Michoacan @ UNIO, 0 deg1974 Peru Coast @ ZARATE, 0 deg1965 Puget Sound @ Stn. 2101, 176 deg
0 1000 2000 3000 4000Max Shear Stresses, psf
0 10 20 30 40 50 60 70 80
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 10 20 30 40 50 60 70 80Time, sec
-0.4
-0.2
0
0.2
0.4
Acc,
g
Top of Glacial Drift (Elev. -200')
Input Motion (WITHIN, Elev. -450')
0 10 20 30 40 50 60 70 80
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 10 20 30 40 50 60 70 80
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 10 20 30 40 50 60 70 80
-0.4
-0.2
0
0.2
0.4
Acc,
g
Top of Sand (Elev. -150')
Top of Consolidated BCF (Elev. -41')
Ground Surface (Elev. +35')
FIGURE C-33Calculated Time Histories - CLE
2001 Nisqually Earthquake at PCEP Station, 0 deg componentLandward Soil Profile
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
FIGURE C-34Calculated Response Spectra - CLE
2001 Nisqually Earthquake at PCEP Station, 0 deg componentLandward Soil Profile
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
0.01 0.1 1 10
0
0.2
0.4
0.6
0.8
1
Spe
ctra
l Acc
eler
atio
n, g
5% damping
0 1 2 3 4Period, seconds
0
0.2
0.4
0.6
0.8
1
Spe
ctra
l Acc
eler
atio
n, g
5% damping
0 10 20 30 40 50 60 70 80
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 10 20 30 40 50 60 70 80Time, sec
-0.4
-0.2
0
0.2
0.4
Acc,
g
Top of Glacial Drift (Elev. -200')
Input Motion (WITHIN, Elev. -450')
0 10 20 30 40 50 60 70 80
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 10 20 30 40 50 60 70 80
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 10 20 30 40 50 60 70 80
-0.4
-0.2
0
0.2
0.4
Acc,
g
Top of Sand (Elev. -150')
Top of Consolidated BCF (Elev. -41')
Ground Surface (Elev. +35')
FIGURE C-35Calculated Time Histories - CLE
2001 Nisqually Earthquake at PCEP Station, 90 deg componentLandward Soil Profile
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
FIGURE C-36Calculated Response Spectra - CLE
2001 Nisqually Earthquake at PCEP Station, 90 deg componentLandward Soil Profile
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
0.01 0.1 1 10
0
0.2
0.4
0.6
0.8
1
Spe
ctra
l Acc
eler
atio
n, g
5% damping
0 1 2 3 4Period, seconds
0
0.2
0.4
0.6
0.8
1
Spe
ctra
l Acc
eler
atio
n, g
5% damping
0 10 20 30 40 50 60 70
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 10 20 30 40 50 60 70Time, sec
-0.4
-0.2
0
0.2
0.4
Acc,
g
Top of Glacial Drift (Elev. -200')
Input Motion (WITHIN, Elev. -450')
0 10 20 30 40 50 60 70
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 10 20 30 40 50 60 70
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 10 20 30 40 50 60 70
-0.4
-0.2
0
0.2
0.4
Acc,
g
Top of Sand (Elev. -150')
Top of Consolidated BCF (Elev. -41')
Ground Surface (Elev. +35')
FIGURE C-37Calculated Time Histories - CLE
1997 Michoacan Earthquake at CALE Station, 180 deg componentLandward Soil Profile
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
FIGURE C-38Calculated Response Spectra - CLE
1997 Michoacan Earthquake at CALE Station, 180 deg componentLandward Soil Profile
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
0.01 0.1 1 10
0
0.2
0.4
0.6
0.8
1
Spe
ctra
l Acc
eler
atio
n, g
5% damping
0 1 2 3 4Period, seconds
0
0.2
0.4
0.6
0.8
1
Spe
ctra
l Acc
eler
atio
n, g
5% damping
0 10 20 30 40 50 60 70 80 90
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 10 20 30 40 50 60 70 80 90Time, sec
-0.4
-0.2
0
0.2
0.4
Acc,
g
Top of Glacial Drift (Elev. -200')
Input Motion (WITHIN, Elev. -450')
0 10 20 30 40 50 60 70 80 90
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 10 20 30 40 50 60 70 80 90
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 10 20 30 40 50 60 70 80 90
-0.4
-0.2
0
0.2
0.4
Acc,
g
Top of Sand (Elev. -150')
Top of Consolidated BCF (Elev. -41')
Ground Surface (Elev. +35')
FIGURE C-39Calculated Time Histories - CLE
1949 Western WA Earthquake at Olympia Station, 356 deg componentLandward Soil Profile
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
FIGURE C-40Calculated Response Spectra - CLE
1949 Western WA Earthquake at Olympia Station, 356 deg componentLandward Soil Profile
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
0.01 0.1 1 10
0
0.2
0.4
0.6
0.8
1
Spe
ctra
l Acc
eler
atio
n, g
5% damping
0 1 2 3 4Period, seconds
0
0.2
0.4
0.6
0.8
1
Spe
ctra
l Acc
eler
atio
n, g
5% damping
0 40 80 120 160 200 240 280
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 40 80 120 160 200 240 280Time, sec
-0.4
-0.2
0
0.2
0.4
Acc,
g
Top of Glacial Drift (Elev. -200')
Input Motion (WITHIN, Elev. -450')
0 40 80 120 160 200 240 280
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 40 80 120 160 200 240 280
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 40 80 120 160 200 240 280
-0.4
-0.2
0
0.2
0.4
Acc,
g
Top of Sand (Elev. -150')
Top of Consolidated BCF (Elev. -41')
Ground Surface (Elev. +35')
FIGURE C-41Calculated Time Histories - CLE
Cascadia Megathrust Synthetic Earthquake, AAL005Landward Soil Profile
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
FIGURE C-42Calculated Response Spectra - CLE
Cascadia Megathrust Synthetic Earthquake, ALL005Landward Soil Profile
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
0.01 0.1 1 10
0
0.2
0.4
0.6
0.8
1
Spe
ctra
l Acc
eler
atio
n, g
5% damping
0 1 2 3 4Period, seconds
0
0.2
0.4
0.6
0.8
1
Spe
ctra
l Acc
eler
atio
n, g
5% damping
0 40 80 120 160 200 240 280
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 40 80 120 160 200 240 280Time, sec
-0.4
-0.2
0
0.2
0.4
Acc,
g
Top of Glacial Drift (Elev. -200')
Input Motion (WITHIN, Elev. -450')
0 40 80 120 160 200 240 280
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 40 80 120 160 200 240 280
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 40 80 120 160 200 240 280
-0.4
-0.2
0
0.2
0.4
Acc,
g
Top of Sand (Elev. -150')
Top of Consolidated BCF (Elev. -41')
Ground Surface (Elev. +35')
FIGURE C-43Calculated Time Histories - CLE
Cascadia Megathrust Synthetic Earthquake, AAL009Landward Soil Profile
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
FIGURE C-44Calculated Response Spectra - CLE
Cascadia Megathrust Synthetic Earthquake, ALL009Landward Soil Profile
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
0.01 0.1 1 10
0
0.2
0.4
0.6
0.8
1
Spe
ctra
l Acc
eler
atio
n, g
5% damping
0 1 2 3 4Period, seconds
0
0.2
0.4
0.6
0.8
1
Spe
ctra
l Acc
eler
atio
n, g
5% damping
0 10 20 30 40 50 60 70 80
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 10 20 30 40 50 60 70 80Time, sec
-0.4
-0.2
0
0.2
0.4
Acc,
g
Top of Glacial Drift (Elev. -200')
Input Motion (WITHIN, Elev. -450')
0 10 20 30 40 50 60 70 80
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 10 20 30 40 50 60 70 80
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 10 20 30 40 50 60 70 80
-0.4
-0.2
0
0.2
0.4
Acc,
g
Top of Sand (Elev. -150')
Middle of Unconsolidated BCF (Elev. -90')
Mudline (Elev. -51')
FIGURE C-45Calculated Time Histories - CLE
2001 Nisqually Earthquake at PCEP Station, 0 deg componentSeaward Soil Profile
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
FIGURE C-46Calculated Response Spectra - CLE
2001 Nisqually Earthquake at PCEP Station, 0 deg componentSeaward Soil Profile
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
0.01 0.1 1 10
0
0.2
0.4
0.6
0.8
1
Spe
ctra
l Acc
eler
atio
n, g
5% damping
0 1 2 3 4Period, seconds
0
0.2
0.4
0.6
0.8
1
Spe
ctra
l Acc
eler
atio
n, g
5% damping
0 10 20 30 40 50 60 70 80
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 10 20 30 40 50 60 70 80Time, sec
-0.4
-0.2
0
0.2
0.4
Acc,
g
Top of Glacial Drift (Elev. -200')
Input Motion (WITHIN, Elev. -450')
0 10 20 30 40 50 60 70 80
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 10 20 30 40 50 60 70 80
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 10 20 30 40 50 60 70 80
-0.4
-0.2
0
0.2
0.4
Acc,
g
Top of Sand (Elev. -150')
Middle of Uconsolidated BCF (Elev. -90')
Mudline (Elev. -51')
FIGURE C-47Calculated Time Histories - CLE
2001 Nisqually Earthquake at PCEP Station, 90 deg componentSeaward Soil Profile
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
FIGURE C-48Calculated Response Spectra - CLE
2001 Nisqually Earthquake at PCEP Station, 90 deg componentSeaward Soil Profile
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
0.01 0.1 1 10
0
0.2
0.4
0.6
0.8
1
Spe
ctra
l Acc
eler
atio
n, g
5% damping
0 1 2 3 4Period, seconds
0
0.2
0.4
0.6
0.8
1
Spe
ctra
l Acc
eler
atio
n, g
5% damping
0 10 20 30 40 50 60 70
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 10 20 30 40 50 60 70Time, sec
-0.4
-0.2
0
0.2
0.4
Acc,
g
Top of Glacial Drift (Elev. -200')
Input Motion (WITHIN, Elev. -450')
0 10 20 30 40 50 60 70
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 10 20 30 40 50 60 70
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 10 20 30 40 50 60 70
-0.4
-0.2
0
0.2
0.4
Acc,
g
Top of Sand (Elev. -150')
Middle of Unconsolidated BCF (Elev. -90')
Mudline (Elev. -51')
FIGURE C-49Calculated Time Histories - CLE
1997 Michoacan Earthquake at CALE Station, 180 deg componentSeaward Soil Profile
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
FIGURE C-50Calculated Response Spectra - CLE
1997 Michoacan Earthquake at CALE Station, 180 deg componentSeaward Soil Profile
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
0.01 0.1 1 10
0
0.2
0.4
0.6
0.8
1
Spe
ctra
l Acc
eler
atio
n, g
5% damping
0 1 2 3 4Period, seconds
0
0.2
0.4
0.6
0.8
1
Spe
ctra
l Acc
eler
atio
n, g
5% damping
0 10 20 30 40 50 60 70 80 90
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 10 20 30 40 50 60 70 80 90Time, sec
-0.4
-0.2
0
0.2
0.4
Acc,
g
Top of Glacial Drift (Elev. -200')
Input Motion (WITHIN, Elev. -450')
0 10 20 30 40 50 60 70 80 90
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 10 20 30 40 50 60 70 80 90
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 10 20 30 40 50 60 70 80 90
-0.4
-0.2
0
0.2
0.4
Acc,
g
Top of Sand (Elev. -150')
Middle of Unconsolidated BCF (Elev. -90')
Mudline (Elev. -51')
FIGURE C-51Calculated Time Histories - CLE
1949 Western WA Earthquake at Olympia Station, 356 deg componentSeaward Soil Profile
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
FIGURE C-52Calculated Response Spectra - CLE
1949 Western WA Earthquake at Olympia Station, 356 deg componentSeaward Soil Profile
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
0.01 0.1 1 10
0
0.2
0.4
0.6
0.8
1
Spe
ctra
l Acc
eler
atio
n, g
5% damping
0 1 2 3 4Period, seconds
0
0.2
0.4
0.6
0.8
1
Spe
ctra
l Acc
eler
atio
n, g
5% damping
0 40 80 120 160 200 240 280
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 40 80 120 160 200 240 280Time, sec
-0.4
-0.2
0
0.2
0.4
Acc,
g
Top of Glacial Drift (Elev. -200')
Input Motion (WITHIN, Elev. -450')
0 40 80 120 160 200 240 280
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 40 80 120 160 200 240 280
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 40 80 120 160 200 240 280
-0.4
-0.2
0
0.2
0.4
Acc,
g
Top of Sand (Elev. -150')
Middle of Unconsolidated BCF (Elev. -90')
Mudline (Elev. -51')
FIGURE C-53Calculated Time Histories - CLE
Cascadia Megathrust Synthetic Earthquake, AAL005Seaward Soil Profile
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
FIGURE C-54Calculated Response Spectra - CLE
Cascadia Megathrust Synthetic Earthquake, ALL005Seaward Soil Profile
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
0.01 0.1 1 10
0
0.2
0.4
0.6
0.8
1
Spe
ctra
l Acc
eler
atio
n, g
5% damping
0 1 2 3 4Period, seconds
0
0.2
0.4
0.6
0.8
1
Spe
ctra
l Acc
eler
atio
n, g
5% damping
0 40 80 120 160 200 240 280
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 40 80 120 160 200 240 280Time, sec
-0.4
-0.2
0
0.2
0.4
Acc,
g
Top of Glacial Drift (Elev. -200')
Input Motion (WITHIN, Elev. -450')
0 40 80 120 160 200 240 280
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 40 80 120 160 200 240 280
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 40 80 120 160 200 240 280
-0.4
-0.2
0
0.2
0.4
Acc,
g
Top of Sand (Elev. -150')
Middle of Unconsolidated BCF (Elev. -90')
Mudline (Elev. -51')
FIGURE C-55Calculated Time Histories - CLE
Cascadia Megathrust Synthetic Earthquake, AAL009Seaward Soil Profile
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
FIGURE C-56Calculated Response Spectra - CLE
Cascadia Megathrust Synthetic Earthquake, ALL009Seaward Soil Profile
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
0.01 0.1 1 10
0
0.2
0.4
0.6
0.8
1
Spe
ctra
l Acc
eler
atio
n, g
5% damping
0 1 2 3 4Period, seconds
0
0.2
0.4
0.6
0.8
1
Spe
ctra
l Acc
eler
atio
n, g
5% damping
FIGURE C-57Calculated Maximum Accelerations, Shear Strains and Shear Stresses vs. Depth
Landward Soil Profile, CLEPort of Anchorage Intermodal Expansion, Northern Expansion
Anchorage, Alaska
0 0.2 0.4 0.6 0.8Max Accelerations, g
500
400
300
200
100
0
Dep
th (b
gs),
feet
Landward Soil ProfileGround Surface at Elev. +35 feet
0 0.1 0.2 0.3Max Shear Strains, %
Cascadia Megathrust, ALL009Cascadia Megathrust, ALL0051949 Western WA @ Olympia, 356 deg1997 Michoacan @ CALE, 180 deg2001 Nisqually @ PCEP, 90 deg2001 Nisqually @ PCEP, 0 deg
0 2000 4000 6000 8000Max Shear Stresses, psf
FIGURE C-58Calculated Maximum Accelerations, Shear Strains and Shear Stresses vs. Depth
Seadward Soil Profile, CLEPort of Anchorage Intermodal Expansion, Northern Expansion
Anchorage, Alaska
0 0.2 0.4 0.6 0.8Max Accelerations, g
500
400
300
200
100
0
Dep
th (b
elow
mud
line)
, fee
tSeaward Soil Profile
Mudline at Elev. -51 feet
0 0.4 0.8 1.2 1.6 2Max Shear Strains, %
Cascadia Megathrust, ALL009Cascadia Megathrust, ALL0051949 Western WA @ Olympia, 356 deg1997 Michoacan @ CALE, 180 deg2001 Nisqually @ PCEP, 90 deg2001 Nisqually @ PCEP, 0 deg
0 2000 4000 6000Max Shear Stresses, psf
0 10 20 30 40 50 60 70 80
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 10 20 30 40 50 60 70 80Time, sec
-0.4
-0.2
0
0.2
0.4
Acc,
g
Top of Glacial Drift (Elev. -200')
Input Motion (WITHIN, Elev. -450')
0 10 20 30 40 50 60 70 80
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 10 20 30 40 50 60 70 80
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 10 20 30 40 50 60 70 80
-0.4
-0.2
0
0.2
0.4
Acc,
g
Top of Sand (Elev. -150')
Top of Consolidated BCF (Elev. -41')
Ground Surface (Elev. +35')
FIGURE C-59Calculated Time Histories - MCE
2001 Nisqually Earthquake at PCEP Station, 0 deg componentLandward Soil Profile
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
FIGURE C-60Calculated Response Spectra - MCE
2001 Nisqually Earthquake at PCEP Station, 0 deg componentLandward Soil Profile
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
0.01 0.1 1 10
0
0.4
0.8
1.2
1.6
Spe
ctra
l Acc
eler
atio
n, g
5% damping
0 1 2 3 4Period, seconds
0
0.4
0.8
1.2
1.6
Spe
ctra
l Acc
eler
atio
n, g
5% damping
0 10 20 30 40 50 60 70 80
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 10 20 30 40 50 60 70 80Time, sec
-0.4
-0.2
0
0.2
0.4
Acc,
g
Top of Glacial Drift (Elev. -200')
Input Motion (WITHIN, Elev. -450')
0 10 20 30 40 50 60 70 80
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 10 20 30 40 50 60 70 80
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 10 20 30 40 50 60 70 80
-0.4
-0.2
0
0.2
0.4
Acc,
g
Top of Sand (Elev. -150')
Top of Consolidated BCF (Elev. -41')
Ground Surface (Elev. +35')
FIGURE C-61Calculated Time Histories - MCE
2001 Nisqually Earthquake at PCEP Station, 90 deg componentLandward Soil Profile
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
FIGURE C-62Calculated Response Spectra - MCE
2001 Nisqually Earthquake at PCEP Station, 90 deg componentLandward Soil Profile
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
0.01 0.1 1 10
0
0.4
0.8
1.2
1.6
Spe
ctra
l Acc
eler
atio
n, g
5% damping
0 1 2 3 4Period, seconds
0
0.4
0.8
1.2
1.6
Spe
ctra
l Acc
eler
atio
n, g
5% damping
0 10 20 30 40 50 60 70
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 10 20 30 40 50 60 70Time, sec
-0.4
-0.2
0
0.2
0.4
Acc,
g
Top of Glacial Drift (Elev. -200')
Input Motion (WITHIN, Elev. -450')
0 10 20 30 40 50 60 70
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 10 20 30 40 50 60 70
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 10 20 30 40 50 60 70
-0.4
-0.2
0
0.2
0.4
Acc,
g
Top of Sand (Elev. -150')
Top of Consolidated BCF (Elev. -41')
Ground Surface (Elev. +35')
FIGURE C-63Calculated Time Histories - MCE
1997 Michoacan Earthquake at CALE Station, 180 deg componentLandward Soil Profile
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
FIGURE C-64Calculated Response Spectra - MCE
1997 Michoacan Earthquake at CALE Station, 180 deg componentLandward Soil Profile
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
0.01 0.1 1 10
0
0.4
0.8
1.2
1.6
Spe
ctra
l Acc
eler
atio
n, g
5% damping
0 1 2 3 4Period, seconds
0
0.4
0.8
1.2
1.6
Spe
ctra
l Acc
eler
atio
n, g
5% damping
0 10 20 30 40 50 60 70 80 90
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 10 20 30 40 50 60 70 80 90Time, sec
-0.4
-0.2
0
0.2
0.4
Acc,
g
Top of Glacial Drift (Elev. -200')
Input Motion (WITHIN, Elev. -450')
0 10 20 30 40 50 60 70 80 90
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 10 20 30 40 50 60 70 80 90
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 10 20 30 40 50 60 70 80 90
-0.4
-0.2
0
0.2
0.4
Acc,
g
Top of Sand (Elev. -150')
Top of Consolidated BCF (Elev. -41')
Ground Surface (Elev. +35')
FIGURE C-65Calculated Time Histories - MCE
1949 Western WA Earthquake at Olympia Station, 356 deg componentLandward Soil Profile
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
FIGURE C-66Calculated Response Spectra - MCE
1949 Western WA Earthquake at Olympia Station, 356 deg componentLandward Soil Profile
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
0.01 0.1 1 10
0
0.4
0.8
1.2
1.6
Spe
ctra
l Acc
eler
atio
n, g
5% damping
0 1 2 3 4Period, seconds
0
0.4
0.8
1.2
1.6
Spe
ctra
l Acc
eler
atio
n, g
5% damping
0 40 80 120 160 200 240 280
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 40 80 120 160 200 240 280Time, sec
-0.4
-0.2
0
0.2
0.4
Acc,
g
Top of Glacial Drift (Elev. -200')
Input Motion (WITHIN, Elev. -450')
0 40 80 120 160 200 240 280
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 40 80 120 160 200 240 280
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 40 80 120 160 200 240 280
-0.4
-0.2
0
0.2
0.4
Acc,
g
Top of Sand (Elev. -150')
Top of Consolidated BCF (Elev. -41')
Ground Surface (Elev. +35')
FIGURE C-67Calculated Time Histories - MCE
Cascadia Megathrust Synthetic Earthquake, AAL005Landward Soil Profile
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
FIGURE C-68Calculated Response Spectra - CLE
Cascadia Megathrust Synthetic Earthquake, ALL005Landward Soil Profile
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
0.01 0.1 1 10
0
0.4
0.8
1.2
1.6
Spe
ctra
l Acc
eler
atio
n, g
5% damping
0 1 2 3 4Period, seconds
0
0.4
0.8
1.2
1.6
Spe
ctra
l Acc
eler
atio
n, g
5% damping
0 40 80 120 160 200 240 280
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 40 80 120 160 200 240 280Time, sec
-0.4
-0.2
0
0.2
0.4
Acc,
g
Top of Glacial Drift (Elev. -200')
Input Motion (WITHIN, Elev. -450')
0 40 80 120 160 200 240 280
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 40 80 120 160 200 240 280
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 40 80 120 160 200 240 280
-0.4
-0.2
0
0.2
0.4
Acc,
g
Top of Sand (Elev. -150')
Top of Consolidated BCF (Elev. -41')
Ground Surface (Elev. +35')
FIGURE C-69Calculated Time Histories - MCE
Cascadia Megathrust Synthetic Earthquake, AAL009Landward Soil Profile
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
FIGURE C-70Calculated Response Spectra - MCE
Cascadia Megathrust Synthetic Earthquake, ALL009Landward Soil Profile
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
0.01 0.1 1 10
0
0.4
0.8
1.2
1.6
Spe
ctra
l Acc
eler
atio
n, g
5% damping
0 1 2 3 4Period, seconds
0
0.4
0.8
1.2
1.6
Spe
ctra
l Acc
eler
atio
n, g
5% damping
0 10 20 30 40 50 60 70 80
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 10 20 30 40 50 60 70 80Time, sec
-0.4
-0.2
0
0.2
0.4
Acc,
g
Top of Glacial Drift (Elev. -200')
Input Motion (WITHIN, Elev. -450')
0 10 20 30 40 50 60 70 80
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 10 20 30 40 50 60 70 80
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 10 20 30 40 50 60 70 80
-0.4
-0.2
0
0.2
0.4
Acc,
g
Top of Sand (Elev. -150')
Middle of Unconsolidated BCF (Elev. -90')
Mudline (Elev. -51')
FIGURE C-71Calculated Time Histories - MCE
2001 Nisqually Earthquake at PCEP Station, 0 deg componentSeaward Soil Profile
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
FIGURE C-72Calculated Response Spectra - MCE
2001 Nisqually Earthquake at PCEP Station, 0 deg componentSeaward Soil Profile
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
0.01 0.1 1 10
0
0.4
0.8
1.2
1.6
Spe
ctra
l Acc
eler
atio
n, g
5% damping
0 1 2 3 4Period, seconds
0
0.4
0.8
1.2
1.6
Spe
ctra
l Acc
eler
atio
n, g
5% damping
0 10 20 30 40 50 60 70 80
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 10 20 30 40 50 60 70 80Time, sec
-0.4
-0.2
0
0.2
0.4
Acc,
g
Top of Glacial Drift (Elev. -200')
Input Motion (WITHIN, Elev. -450')
0 10 20 30 40 50 60 70 80
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 10 20 30 40 50 60 70 80
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 10 20 30 40 50 60 70 80
-0.4
-0.2
0
0.2
0.4
Acc,
g
Top of Sand (Elev. -150')
Middle of Unconsolidated BCF (Elev. -90')
Mudline (Elev. -51')
FIGURE C-73Calculated Time Histories - MCE
2001 Nisqually Earthquake at PCEP Station, 90 deg componentSeaward Soil Profile
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
FIGURE C-74Calculated Response Spectra - MCE
2001 Nisqually Earthquake at PCEP Station, 90 deg componentSeaward Soil Profile
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
0.01 0.1 1 10
0
0.4
0.8
1.2
1.6
Spe
ctra
l Acc
eler
atio
n, g
5% damping
0 1 2 3 4Period, seconds
0
0.4
0.8
1.2
1.6
Spe
ctra
l Acc
eler
atio
n, g
5% damping
0 10 20 30 40 50 60 70
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 10 20 30 40 50 60 70Time, sec
-0.4
-0.2
0
0.2
0.4
Acc,
g
Top of Glacial Drift (Elev. -200')
Input Motion (WITHIN, Elev. -450')
0 10 20 30 40 50 60 70
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 10 20 30 40 50 60 70
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 10 20 30 40 50 60 70
-0.4
-0.2
0
0.2
0.4
Acc,
g
Top of Sand (Elev. -150')
Middle of Unconsolidated BCF (Elev. -90')
Mudline (Elev. -51')
FIGURE C-75Calculated Time Histories - MCE
1997 Michoacan Earthquake at CALE Station, 180 deg componentSeaward Soil Profile
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
FIGURE C-76Calculated Response Spectra - MCE
1997 Michoacan Earthquake at CALE Station, 180 deg componentSeaward Soil Profile
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
0.01 0.1 1 10
0
0.4
0.8
1.2
1.6
Spe
ctra
l Acc
eler
atio
n, g
5% damping
0 1 2 3 4Period, seconds
0
0.4
0.8
1.2
1.6
Spe
ctra
l Acc
eler
atio
n, g
5% damping
0 10 20 30 40 50 60 70 80 90
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 10 20 30 40 50 60 70 80 90Time, sec
-0.4
-0.2
0
0.2
0.4
Acc,
g
Top of Glacial Drift (Elev. -200')
Input Motion (WITHIN, Elev. -450')
0 10 20 30 40 50 60 70 80 90
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 10 20 30 40 50 60 70 80 90
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 10 20 30 40 50 60 70 80 90
-0.4
-0.2
0
0.2
0.4
Acc,
g
Top of Sand (Elev. -150')
Middle of Unconsolidated BCF (Elev. -90')
Mudline (Elev. -51')
FIGURE C-77Calculated Time Histories - MCE
1949 Western WA Earthquake at Olympia Station, 356 deg componentSeaward Soil Profile
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
FIGURE C-78Calculated Response Spectra - MCE
1949 Western WA Earthquake at Olympia Station, 356 deg componentSeaward Soil Profile
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
0.01 0.1 1 10
0
0.4
0.8
1.2
1.6
Spe
ctra
l Acc
eler
atio
n, g
5% damping
0 1 2 3 4Period, seconds
0
0.4
0.8
1.2
1.6
Spe
ctra
l Acc
eler
atio
n, g
5% damping
0 40 80 120 160 200 240 280
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 40 80 120 160 200 240 280Time, sec
-0.4
-0.2
0
0.2
0.4
Acc,
g
Top of Glacial Drift (Elev. -200')
Input Motion (WITHIN, Elev. -450')
0 40 80 120 160 200 240 280
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 40 80 120 160 200 240 280
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 40 80 120 160 200 240 280
-0.4
-0.2
0
0.2
0.4
Acc,
g
Top of Sand (Elev. -150')
Middle of Unconsolidated BCF (Elev. -90')
Mudline (Elev. -51')
FIGURE C-79Calculated Time Histories - MCE
Cascadia Megathrust Synthetic Earthquake, AAL005Seaward Soil Profile
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
FIGURE C-80Calculated Response Spectra - CLE
Cascadia Megathrust Synthetic Earthquake, ALL005Seaward Soil Profile
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
0.01 0.1 1 10
0
0.4
0.8
1.2
1.6
Spe
ctra
l Acc
eler
atio
n, g
5% damping
0 1 2 3 4Period, seconds
0
0.4
0.8
1.2
1.6
Spe
ctra
l Acc
eler
atio
n, g
5% damping
0 40 80 120 160 200 240 280
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 40 80 120 160 200 240 280Time, sec
-0.4
-0.2
0
0.2
0.4
Acc,
g
Top of Glacial Drift (Elev. -200')
Input Motion (WITHIN, Elev. -450')
0 40 80 120 160 200 240 280
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 40 80 120 160 200 240 280
-0.4
-0.2
0
0.2
0.4
Acc,
g
0 40 80 120 160 200 240 280
-0.4
-0.2
0
0.2
0.4
Acc,
g
Top of Sand (Elev. -150')
Middle of Unconsolidated BCF (Elev. -90')
Mudline (Elev. -51')
FIGURE C-81Calculated Time Histories - MCE
Cascadia Megathrust Synthetic Earthquake, AAL009Seaward Soil Profile
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
FIGURE C-82Calculated Response Spectra - MCE
Cascadia Megathrust Synthetic Earthquake, ALL009Seaward Soil Profile
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
0.01 0.1 1 10
0
0.4
0.8
1.2
1.6
Spe
ctra
l Acc
eler
atio
n, g
5% damping
0 1 2 3 4Period, seconds
0
0.4
0.8
1.2
1.6
Spe
ctra
l Acc
eler
atio
n, g
5% damping
FIGURE C-83Calculated Maximum Accelerations, Shear Strains and Shear Stresses vs. Depth
Landward Soil Profile, MCEPort of Anchorage Intermodal Expansion, Northern Expansion
Anchorage, Alaska
0 0.2 0.4 0.6 0.8Max Accelerations, g
500
400
300
200
100
0
Dep
th (b
gs),
feet
Landward Soil ProfileGround Surface at Elev. +35 feet
0 0.1 0.2 0.3Max Shear Strains, %
Cascadia Megathrust, ALL009Cascadia Megathrust, ALL0051949 Western WA @ Olympia, 356 deg1997 Michoacan @ CALE, 180 deg2001 Nisqually @ PCEP, 90 deg2001 Nisqually @ PCEP, 0 deg
0 2000 4000 6000 8000Max Shear Stresses, psf
FIGURE C-84Calculated Maximum Accelerations, Shear Strains and Shear Stresses vs. Depth
Seaward Soil Profile, MCEPort of Anchorage Intermodal Expansion, Northern Expansion
Anchorage, Alaska
0 0.2 0.4 0.6 0.8Max Accelerations, g
500
400
300
200
100
0
Dep
th (b
elow
mud
line)
, fee
tSeaward Soil Profile
Mudline at Elev. -51 feet
0 1 2 3Max Shear Strains, %
Cascadia Megathrust, ALL009Cascadia Megathrust, ALL0051949 Western WA @ Olympia, 356 deg1997 Michoacan @ CALE, 180 deg2001 Nisqually @ PCEP, 90 deg2001 Nisqually @ PCEP, 0 deg
0 2000 4000 6000 8000Max Shear Stresses, psf
FIGURE C-85Sensitivity to Depth of Input Motions
Cascadia Megathrust Synthetic Earthquake - ALL005 (CLE)Landward Soil Profile
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
0.01 0.1 1 10Period, seconds
0
0.2
0.4
0.6
0.8
1
Spe
ctra
l Acc
eler
atio
n, g
5% damping
Profile A (blue lines): Input motion at Elev. -670'Profile B (red lines): Input motion at Elev. -200'Profile C (black lines): Input motion at Elev. -450'
0.01 0.1 1 10
0
0.2
0.4
0.6
0.8
1
Spe
ctra
l Acc
eler
atio
n, g
5% damping
Calculated response spectraat top of sand (Elev. -150')
Calculated response spectraat ground surface (Elev. +35')
FIGURE C-86Sensitivity to Depth of Input Motions
2001 Nisqually Earthquake at PCEP Station, 90 deg Component (CLE)Landward Soil Profile
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
0.01 0.1 1 10Period, seconds
0
0.2
0.4
0.6
0.8
1
Spe
ctra
l Acc
eler
atio
n, g
Calculated response spectraat top of sand (Elev. -150')
Profile A (blue lines): Input motion at Elev. -670'Profile B (red lines): Input motion at Elev. -200'Profile C (black lines): Input motion at Elev. -450'
0.01 0.1 1 10
0
0.2
0.4
0.6
0.8
1
Spe
ctra
l Acc
eler
atio
n, g
5% damping
5% dampingCalculated response spectraat Ground Surface (Elev. +35')
FIGURE C-87Sensitivity to Depth of Input Motions
Cascadia Megathrust Synthetic Earthquake - ALL005 (CLE)Seaward Soil Profile
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
0.01 0.1 1 10Period, seconds
0
0.2
0.4
0.6
0.8
1
Spe
ctra
l Acc
eler
atio
n, g
5% damping
Profile A (blue lines): Input motion at Elev. -670'Profile B (red lines): Input motion at Elev. -200'Profile C (black lines): Input motion at Elev. -450'
0.01 0.1 1 10
0
0.2
0.4
0.6
0.8
1
Spe
ctra
l Acc
eler
atio
n, g
5% damping
Calculated response spectraat top of sand (Elev. -150')
Calculated response spectraat Mudline (Elev. -51')
FIGURE C-88Sensitivity to Depth of Input Motions
2001 Nisqually Earthquake at PCEP Station, 90 deg Component (CLE)Seaward Soil Profile
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
0.01 0.1 1 10Period, seconds
0
0.2
0.4
0.6
0.8
1
Spe
ctra
l Acc
eler
atio
n, g
5% damping
Profile A (blue lines): Input motion at Elev. -670'Profile B (red lines): Input motion at Elev. -200'Profile C (black lines): Input motion at Elev. -450'
0.01 0.1 1 10
0
0.2
0.4
0.6
0.8
1
Spe
ctra
l Acc
eler
atio
n, g
5% damping
Calculated response spectraat top of sand (Elev. -150')
Calculated response spectraat Mudline (Elev. -51')
FIGURE C-89Sensitivity to Groundwater Depth and Finished Grade
2001 Nisqually Earthquake at PCEP Station, 90 deg Component (CLE)Landward Soil Profile
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
0.01 0.1 1 10Period, seconds
0
0.2
0.4
0.6
0.8
1S
pect
ral A
ccel
erat
ion,
g
B: Top of Sand (Elev. -150')B: Ground Surface (Elev. +38')A: Top of Sand (Elev. -150')A: Ground Surface (Elev. +38')
5% damping
Profile A (red lines): GW @ +20' and Finished Grade @ +38'Profile B (black lines): GW @ +0' and Finished Grade @ +35''
FIGURE C-90Sensitivity to Groundwater Depth and Finished Grade
Cascadia Megathrust Synthetic Earthquake, ALL005 (CLE)Landward Soil Profile
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
0.01 0.1 1 10Period, seconds
0
0.2
0.4
0.6
0.8
1S
pect
ral A
ccel
erat
ion,
g
B: Top of Sand (Elev. -150')B: Ground Surface (Elev. +38')A: Top of Sand (Elev. -150')A: Ground Surface (Elev. +38')
5% damping
Profile A (red lines): GW @ +20' and Finished Grade @ +38'Profile B (black lines): GW @ +0' and Finished Grade @ +35''
FIGURE C-91Spectral Amplification Factors
Ground Surface over Outcropping MotionsLandward Soil Profile
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
0.01 0.1 1 10
0
1
2
3
Am
plifi
catio
n Fa
ctor
s
OLE, 5% damping
0.01 0.1 1 10
0
1
2
3
Am
plifi
catio
n Fa
ctor
s
Landward Soil Profile, Ground Surface/Outcropping Motions
CLE, 5% damping
0.01 0.1 1 10
0
1
2
3
Am
plifi
catio
n Fa
ctor
s
MCE, 5% damping
0.01 0.1 1 10
0
1
2
3
Am
plifi
catio
n Fa
ctor
s
FIGURE C-92Spectral Amplification Factors
Mudline over Outcropping MotionsSeaward Soil Profile
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
0.01 0.1 1 10
0
1
2
3
4
Am
plifi
catio
n Fa
ctor
s
OLE, 5% damping
0.01 0.1 1 10
0
1
2
3
4
Am
plifi
catio
n Fa
ctor
s
Seaward Soil Profile, Mudline/Outcropping Motions
CLE, 5% damping
0.01 0.1 1 10
0
1
2
3
4
Am
plifi
catio
n Fa
ctor
s
MCE, 5% damping
0.01 0.1 1 10
0
1
2
3
4
Am
plifi
catio
n Fa
ctor
s
FIGURE C-93Comparison of Results with Previous Study
Landward Soil ProfilePort of Anchorage Intermodal Expansion, Northern Expansion
Anchorage, Alaska
0.01 0.1 1 10
0
0.2
0.4
0.6
0.8
1
Spe
ctra
l Acc
eler
atio
n, g
CLE, Ground Surface5% damping
0.01 0.1 1 10
0
0.4
0.8
1.2
1.6
Spe
ctra
l Acc
eler
atio
n, g
MCE, Ground Surface5% damping
Landward Soil Profile
FIGURE C-94Comparison of Results with Previous Study
Seaward Soil ProfilePort of Anchorage Intermodal Expansion, Northern Expansion
Anchorage, Alaska
0.01 0.1 1 10
0
0.4
0.8
1.2
1.6
Spe
ctra
l Acc
eler
atio
n, g
CLE, Mudline5% damping
0.01 0.1 1 10
0
0.4
0.8
1.2
1.6
2
Spe
ctra
l Acc
eler
atio
n, g
MCE, Mudline5% damping
Seaward Soil Profile
FIGURE C-95Sensitivity to Backfill Velocity Variation
Cascadia Megathrust Synthetic Earthquake, ALL005 (CLE)Landward Soil Profile
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
0.01 0.1 1 10Period, seconds
0
0.2
0.4
0.6
0.8
1
Spe
ctra
l Acc
eler
atio
n, g
Calculated response spectraat top of sand (Elev. -150')
Profile A (blue lines): K2max = 80 (-20%)Profile B (red lines): K2max = 120 (+20%)Profile C (black lines): K2max = 100
0.01 0.1 1 10
0
0.2
0.4
0.6
0.8
1
Spe
ctra
l Acc
eler
atio
n, g
5% damping
5% dampingCalculated response spectraat Ground Surface
FIGURE C-96Sensitivity to Backfill Velocity Variation
2001 Nisqually Earthquake at PCEP Station, 90 deg Component (CLE)Landward Soil Profile
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
0.01 0.1 1 10Period, seconds
0
0.2
0.4
0.6
0.8
1
Spe
ctra
l Acc
eler
atio
n, g
Calculated response spectraat top of sand (Elev. -150')
Profile A (blue lines): K2max = 80 (-20%)Profile B (red lines): K2max = 120 (+20%)Profile C (black lines): K2max = 100
0.01 0.1 1 10
0
0.2
0.4
0.6
0.8
1
Spe
ctra
l Acc
eler
atio
n, g
5% damping
5% dampingCalculated response spectraat Ground Surface
FIGURE C-97Sensitivity to Velocity Contrast at Backfill and BCF InterfaceCascadia Megathrust Synthetic Earthquake, ALL005 (CLE)
Landward Soil ProfilePort of Anchorage Intermodal Expansion, Northern Expansion
Anchorage, Alaska
0.01 0.1 1 10Period, seconds
0
0.2
0.4
0.6
0.8
1S
pect
ral A
ccel
erat
ion,
g
B: Top of Sand (Elev. -150')B: Ground Surface (Elev. +38')A: Top of Sand (Elev. -150')A: Ground Surface (Elev. +38')
5% damping
Profile A (red lines): Abrupt Velocity ContrastProfile B (black lines): Smooth Velocity Contrast
FIGURE C-98Sensitivity to Velocity Contrast at Backfill and BCF Interface
2001 Nisqually Earthquake at PCEP Station, 90 deg ComponentLandward Soil Profile
Port of Anchorage Intermodal Expansion, Northern ExpansionAnchorage, Alaska
0.01 0.1 1 10Period, seconds
0
0.2
0.4
0.6
0.8
1S
pect
ral A
ccel
erat
ion,
g
B: Top of Sand (Elev. -150')B: Ground Surface (Elev. +38')A: Top of Sand (Elev. -150')A: Ground Surface (Elev. +38')
5% damping
Profile A (red lines): Abrupt Velocity ContrastProfile B (black lines): Smooth Velocity Contrast