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8/14/2019 DESIGN OF THE PORT OF LOS ANGELES PIER 400 CRUDE OIL TERMINAL.pdf
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Structural Design of the Marine Terminal
Prevention First 2006
September, 2006
Long Beach, CA
POLA / Pacific Energy Berth 408
Crude Oil Import Terminal Design
Angel Lim, S.E. & John Posadas, P.E.
8/14/2019 DESIGN OF THE PORT OF LOS ANGELES PIER 400 CRUDE OIL TERMINAL.pdf
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8/14/2019 DESIGN OF THE PORT OF LOS ANGELES PIER 400 CRUDE OIL TERMINAL.pdf
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Unique Features
1st New Oil Terminal Designed to MOTEMS
Designed to meet new MOTEMS and POLASeismic Code
81 ft of water depth
Designed to accommodate VLCCs 3-D analysis between structure and pipes
STRUCTURAL DESIGN OF THE MARINE TERMINAL
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Facility Description
POLA Map Faults
Structural Components
STRUCTURAL DESIGN OF THE MARINE TERMINAL
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POLA Map
STRUCTURAL DESIGN OF THE MARINE TERMINAL
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POLA Map
STRUCTURAL DESIGN OF THE MARINE TERMINAL
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Faults in Southern California
STRUCTURAL DESIGN OF THE MARINE TERMINAL
POLA
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Structural Component - Unloading Platform
STRUCTURAL DESIGN OF THE MARINE TERMINAL
60 ft wide x 100 ft long x 4 ft deep reinforced
concrete slab
12-48 steel piles
Steel piles rigidly connected to underside of slab
4-16 unloading arms
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Structural Component - Breasting Dolphin
STRUCTURAL DESIGN OF THE MARINE TERMINAL
4-40 ft sq. x 4 ft deep reinforced concrete slab
4-48 steel piles
Piles rigidly connected to underside of slab
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Structural Component - Mooring Dolphin
STRUCTURAL DESIGN OF THE MARINE TERMINAL
6-25 ft sq. x 5 ft deep reinforced concrete slab
4-54 battered steel piles
Piles rigidly connected to underside of slab
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Structural Component - North & South Trestles
STRUCTURAL DESIGN OF THE MARINE TERMINAL
244 ft long x 22 ft wide South Trestle
33 deep pre-cast concrete box girders
Combined cast-in-place and pre-cast
concrete bent caps at 40 ft o.c.
2-42 steel piles at each bent
214 ft long x 37 ft wide North Trestle
33 deep pre-cast concrete box girders
Combined cast-in-place and pre-cast
concrete bent caps at 40 ft o.c.
2-42
steel piles at each bent
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Structural Design per MOTEMS
MOTEMS Risk Classification Seismic Performance Criteria
Minimum Required Analytical Procedure
STRUCTURAL DESIGN OF THE MARINE TERMINAL
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MOT Risk Classification
Purpose is to establish minimum seismic analysis and structural performance.
Structural performance is evaluated at a two level criteria:Level 1 and Level 2
MOTEMS risk classification (Table 31-F-4-1)
All new MOTS are classified as high risk.
1. Exposed oil 1200 bbls
STRUCTURAL DESIGN OF THE MARINE TERMINAL
8/14/2019 DESIGN OF THE PORT OF LOS ANGELES PIER 400 CRUDE OIL TERMINAL.pdf
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MOTEMS Seismic Performance Criteria
Design Earthquake Motions:
Level 1
Minor or no structural damage
Temporary or no interruption in operations
Level 2
Controlled inelastic structural behavior with repairable damage
Prevention of structural collapse
Temporary loss of operations, restorable within months
Prevention of major spill ( 1200 bbls)
Seismic Performance Criteria:
Select: High risk classification:
Seismic Performance Level: Level 1 Level 2
Probability of Exceedance: 50% in 50 years 10% in 50 years
Return Period: 72 years 475 years
STRUCTURAL DESIGN OF THE MARINE TERMINAL
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Response Spectra
STRUCTURAL DESIGN OF THE MARINE TERMINAL
POLA CLE
MOTEMS
LEVEL 2
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MOTEMS Minimum Required Analytical Procedures
Minimum Required Analytical Procedures:
Select: High / Moderate:
Configuration: Irregular
Substructure Material: Concrete/Steel
Displacement Demand Procedure: Linear Model
Displacement Capacity Procedure: Non Linear Static
STRUCTURAL DESIGN OF THE MARINE TERMINAL
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Minimum Analytical Procedure
STRUCTURAL DESIGN OF THE MARINE TERMINAL
Minimum Analytical Procedure
Design Approach
Basic Classif ication
Seismic Performance
LevelDisplacement Based
Design
Develop
Computer Model
Calculate DisplacementDemand
Calculate DisplacementCapacity
Check
Pile Shear
Design for Shear
Key Forces
Check
P-
8/14/2019 DESIGN OF THE PORT OF LOS ANGELES PIER 400 CRUDE OIL TERMINAL.pdf
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Displacement Capacity Flow Chart
STRUCTURAL DESIGN OF THE MARINE TERMINAL
Develop 2-D
Models
Pile P-M Curve
Non-linear Hinge
Properties
Geometry
Section Properties:
E, A and Ieff
Soil Springs Seismic Mass
Lower Bound Upper Bound
Pile Moment-
Curvature Curves
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Seismic Mass
STRUCTURAL DESIGN OF THE MARINE TERMINAL
10% Live Load Added Dead Load
Dead Load
Pile Mass
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SAP2000 2-D Model Layout
STRUCTURAL DESIGN OF THE MARINE TERMINAL
Typical top
hinge
Pile
p-y soilsprings
Deck
Typical in-
ground hinge
1 2 3
45
6
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Pushover Curves
Total
0
50
100
150
200
250
300
0.0 4.0 8.0 12.0 16.0 20.0 24.0 28.0
Displacement, inches
Base
Shear,
kips
STRUCTURAL DESIGN OF THE MARINE TERMINAL
Level 1
Level 2
Base
Shear,
kips
Displacement, inches
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Displacement Demand Flow Chart
STRUCTURAL DESIGN OF THE MARINE TERMINAL
Displacement Demand =
Transverse Displacement
Demand x DMF
Calculate
Displacement Demand
Initial Stiffness Method
For Initial Check
Substitute Structure
Method (Iterative)
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Displacement Demand Flow Chart
STRUCTURAL DESIGN OF THE MARINE TERMINAL
Initial Stiffness Methodfor in itial check
Calculate
Displacement Demand
Initial stiffness
from pushover curve
Damping = 5%
gK
WT 2=
Read displacement demand
form displacement
spectra for 5% damping
8/14/2019 DESIGN OF THE PORT OF LOS ANGELES PIER 400 CRUDE OIL TERMINAL.pdf
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Demand-to-Capacity Ratio (DCR)
Demand x DMF / Capacity < 1.0
DCR < 1.0
STRUCTURAL DESIGN OF THE MARINE TERMINAL
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Mooring & Berthing per MOTEMS
Mooring/Berthing Risk Classification Mooring Analysis
Berthing Analysis
STRUCTURAL DESIGN OF THE MARINE TERMINAL
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MOTEMS Mooring/Berthing Risk Classification
STRUCTURAL DESIGN OF THE MARINE TERMINAL
Based on site specific parameters:
1. Wind
2. Current
3. Hydrodynamic effects of passing vessels
4. Change in vessel draft
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Mooring Analysis
Load Generated By Wind
Wave
Passing Vessel Seiche
Tsunami
STRUCTURAL DESIGN OF THE MARINE TERMINAL
MOTEMS Ref. 3105F.3.1
3105F.3.1
3105F.3.2 3105F.3.3
3105F.3.4
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MOTEMS Windspeed Conversion Factor
STRUCTURAL DESIGN OF THE MARINE TERMINAL
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MOTEMS Current Velocity Correction Factor
STRUCTURAL DESIGN OF THE MARINE TERMINAL
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Berthing Analysis
Fender Design
Berthing Energy Demand
Evessel = (W*Vn2/g)
Berthing Energy Capacity
Efender = Cb*Cm*Evessel
Tanker Contact LengthLc = 2r Sin
Longitudinal or Vertical Berthing ForcesF = N
STRUCTURAL DESIGN OF THE MARINE TERMINAL
MOTEMS B thi V l it Sit C diti
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MOTEMS Berthing Velocity, Site Conditions
& Max. Berthing Angle Tables
STRUCTURAL DESIGN OF THE MARINE TERMINAL
St t l D t il
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Structural Details
Ship Design Parameters
General Layout & Elevation
Mooring Layout for VLCC Section at Unloading Platform
ULP Rigid Frame Joint Detail
ULP Reinforcing MD Deck & Pile Reinforcing
MD Deck Reinforcing Plans
N & S Trestle Box Girder Layout N & S Pier Layout & Cap Bm Details
STRUCTURAL DESIGN OF THE MARINE TERMINAL
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G l L t Pl & W t id El ti
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General Layout Plan & Waterside Elevation
STRUCTURAL DESIGN OF THE MARINE TERMINAL
Mooring Layout for VLCC
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Mooring Layout for VLCC
STRUCTURAL DESIGN OF THE MARINE TERMINAL
Section at Unloading Platform
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Section at Unloading Platform
STRUCTURAL DESIGN OF THE MARINE TERMINAL
North & South Trestle Box Girder Layout
8/14/2019 DESIGN OF THE PORT OF LOS ANGELES PIER 400 CRUDE OIL TERMINAL.pdf
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North & South Trestle Box Girder Layout
STRUCTURAL DESIGN OF THE MARINE TERMINAL
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Project Photos
8/14/2019 DESIGN OF THE PORT OF LOS ANGELES PIER 400 CRUDE OIL TERMINAL.pdf
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Project Photos
STRUCTURAL DESIGN OF THE MARINE TERMINAL
Project Photos
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Project Photos
STRUCTURAL DESIGN OF THE MARINE TERMINAL
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