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8/13/2019 PORTS13 SanVicente
1/21
POST-EARTHQUAKE REPAIR AND
IMPROVEMENTS, SAN VICENTE, CHILEJohn Bardi, P.E., M. ASCE
8/13/2019 PORTS13 SanVicente
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USGS Shake Map, M 8.8 Offshore Maule
San Vicente
Epicenter
Very Strong to Severe
Shaking in San Vicente Liquefaction and Lateral
Spreading at Terminal
Wharf Deformation upto 600 mm
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Liquefaction and Lateral Spreading
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Wharf DeformationBerth 1
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Pile DeformationBerth 1-2 Transition
Pile Inclination
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Berth 2 & 3 Deformation
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Typical Pile DamageBerths 2 & 3
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Repair and Reconstruction Strategy
Damage Assessment and Load Rating
P-Delta Analyses
Structural Investigation & Local Repairs
Temporary Operation and Load Restrictions
Short Term Repairs (Access Bridges)
Develop ShortTerm Operating Live Load Criteria
Long Term Repairs
Ground Improvement Program
New Lateral-Force Resisting Systems9
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Repair and Reconstruction Strategy
1
0
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Existing Berths 2 & 3
11
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Berth 2/3 Reconstruction Strategy
Eliminate Fusible Transition Span
Stabilize Ground Behind Wharf
Provide Landside Link Structure with New
Lateral-Force Resisting System
Provide New Waterside Apron Structure with
provision for New Container Crane Loading
Integrate Existing Structure with Link and
Apron Structures via new structural deck
overlay12
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Berths 2 & 3 Reconstruction
21.75 Future Crane Gauge
13
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0
1000
2000
3000
4000
5000
6000
0.00 0.20 0.40 0.60 0.80 1.00 1.20
Force
(kN)
Displacement (m)
Existing
Retrofitted
Berths 2 & 3 Typical Pushover Plots
14
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Existing Berth 1
15
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Berth 1 Replacement Strategy
Eliminate Fusible Transition Span
Stabilize Ground Behind Wharf
Provide New Structure with Comparable
Lateral-Force Resisting System
Match Provision for Container Crane Loading to
Reconstructed Berths 2/3
Use Existing Structure as Work Platform
16
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Berth 1 Inclinometer data
-1200
-1000
-800
-600
-400
-200
0
0 50 100 150
Depth(i
n)
Deflection (in)
Deflection
Data
Best Fit
Deflection Relative
to Pile Tip-1200
-1000
-800
-600
-400
-200
0
-200000 0 200000 400000
Depth(
in)
Moment (kip-in)
Moment
Data
Best Fit
Yielding
Along Length
of Pile
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Berth 1 Replacement
18
21.75 Future Crane Gauge
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Berth 4 Extension Strategy
Provide for extension of new craneway
Deeper draft capability
Provide a new berth to prior to starting
construction on Berths 2 & 3
Provide 5thberth for smaller vessels
19
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Berth 4 Extension
20
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Acknowledgements
Pares & Alvarez, Concepcion, Chile
Ing. Paola Pineda
Ing. Marcelo Steffen
Co-Authors
J. Paul Smith-Pardo, PhD, PE, MASCE, Seattle Univ.
Jyotirmoy Sircar, PE, MASCE, BergerABAM
Geotechnical
William M. Camp, III, PE, D.GE, S&ME, Inc.
Aaron D. Goldberg, PE, D.GE21
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