4061\Interview Presentation • Zahra Amini, Ph.D. – Over 6 Years of Geotechnical and Earthquake Engineering Experience – Seismic Analysis and Design of Various Facilities (Hospitals, Dams, LNG Facilities, Landfills) – Extensive Experience with Geotechnical Numerical Modeling tools such as FLAC 2D & 3D Geotechnical Modeling • Benefits: – Cost saving in construction by implementing advanced numerical methods to derive realistic results rather than using simplified methods that often lead to conservative results – Regulatory acceptance by incorporating the most recent guidelines in California seismicity (UCERF3) 1
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4061\Interview Presentation 1
• Zahra Amini, Ph.D.
– Over 6 Years of Geotechnical and Earthquake Engineering Experience
– Seismic Analysis and Design of Various Facilities (Hospitals, Dams, LNG Facilities, Landfills)
– Extensive Experience with Geotechnical Numerical Modeling tools such as FLAC 2D & 3D
Geotechnical Modeling
• Benefits:– Cost saving in construction by implementing advanced numerical
methods to derive realistic results rather than using simplified methods that often lead to conservative results
– Regulatory acceptance by incorporating the most recent guidelines in California seismicity (UCERF3)
24061\Interview Presentation
FLAC Modeling Example
SOFT SOIL
BEDROCK
FILL
FLAC (Version 7.00)
LEGEND
22-Aug-16 13:53 step 742858Dynamic Time 9.0000E+01 3.144E+02 <x< 7.952E+02 5.439E+02 <y< 1.025E+03
User-defined Groups'Soft Rock''Cover Soil''Waste PM4SAND'
Grid plot
0 1E 2
0.575
0.625
0.675
0.725
0.775
0.825
0.875
0.925
0.975
(*10 3̂)
3.500 4.000 4.500 5.000 5.500 6.000 6.500 7.000 7.500(*10 2̂)
JOB TITLE : .
FLAC (Version 7.00)
LEGEND
22-Aug-16 13:58 step 150909 3.178E+02 <x< 7.960E+02 5.329E+02 <y< 1.011E+03
User-defined Groups'Soft Rock''Cover Soil''Waste PM4SAND'
Grid plot
0 1E 2
0.550
0.600
0.650
0.700
0.750
0.800
0.850
0.900
0.950
1.000
(*10 3̂)
3.500 4.000 4.500 5.000 5.500 6.000 6.500 7.000 7.500(*10 2̂)
JOB TITLE : .
Before Shaking
After Shaking
34061\Interview Presentation
UCERF3 Changes
Los Angeles
San Jose Fault
MagnitudeUsed to be M7.0Now is M7.8
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