KHALIFA PORT DEVELOPMENT - KIVI · Total contract value 1.2 billion euro Dredging 46 million m3...
Transcript of KHALIFA PORT DEVELOPMENT - KIVI · Total contract value 1.2 billion euro Dredging 46 million m3...
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BART HOOIVELD
ALV KIVI AFDELING GEOTECHNIEK
06-02-2013
KHALIFA PORT DEVELOPMENT
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United Arab Emirates (U.A.E)
Between Abu Dhabi and Dubai
PROJECT LOCATION
Dubai
Abu Dhabi
Project location
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Diversification of economy
High added value economy
Growth non-oil GDP
KHALIFA PORT INDUSTRIAL ZONE (KPIZ)
STAGE 1A DEVELOPMENT
Offshore multi-cargo port
Port platform > 2 million m2
Causeway and bridges
12 km long approach channel
16 m deep port basin
EMAL Platform
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CLIENT AND CONTRACTOR
KHALIFA PORT MARINE CONSORTIUM
Boskalis Westminster Middle East
Archirodon Construction Overseas
Hyundai Engineering & Construction
CLIENT
Abu Dhabi Ports Company
Bechtel Engineering (PMC)
KPMC SUBCONTRACTORS
Halcrow – Design Engineer
Royal Haskoning – Independent Checking Engineer
Fugro – Additional soil investigation
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KEY ELEMENTS AND SCOPE OF WORKS
Design, procurement and construction
Total construction time appr. 3 yrs
Total contract value 1.2 billion euro
Dredging 46 million m3
Reclamation 38 million m3
Quay wall construction 4.1 km
Two bridges, each 1 km
Revetments 10 km
Wave Attenuation Breakwater 1 km
Environmental Breakwater 7 km
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KEY ELEMENTS AND SCOPE OF WORKS
DREDGING OF ACCESSS CHANNEL
Construction of bunds
Dredging 46 million m3
Reclamation 38 million m3
appr. 12 km
3 km
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QUAY WALL CONSTRUCTION
4.1 km quay wall
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QUAYWALL CONSTRUCTION
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EMAL TRESTLE REVETMENT AND GROUND
IMPROVEMENT
ENVIRONMENTAL BREAKWATER
WAVE ATTENUATION
BREAKWATER
BRIDGES, REVETMENT, BREAKWATERS,
GROUND IMPROVEMENT
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PRECAST YARD
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MANY CHALLENGES…
Reclamation construction with high fines
content fill material
Very strict environmental restrictions
Very strict material and performance
requirements
Tight schedule
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DREDGING OF CALCAREOUS ROCK
GEOLOGICAL UNITS
Unit 1: Caprock
Unit 2: Calcarenite & Calcareous Sandstone
Unit 3: Calcisiltite, Gypsum, Mudstone
CaCO3 Content 75%
Cutter
Reclamation
Generation of fines
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ENVIRONMENTAL RESTRICTIONS
Water intake
Environmental Monitoring
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CONTRACT SPECIFICATIONS
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CONTRACT SPECIFICATIONS
Functional Requirements
Performance requirements
Technical specifications
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GEOTECHNICAL ENGINEERING
DEMONSTRATION OF RECLAMATION PERFORMANCE
Establish work method
Quality control and monitoring procedures
Design parameters and calculation methods
Lab and field testing
Acceptance testing and handover
Engineering
Quality control
Operations
Dedicated team for quality control
Commitment to quality
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DREDGING AND RECLAMATION PROCESS
OPTIMIZED PROCESS:
Crescent shaped reclamation front
Multiple discharge locations
Use of Water Injection Dredger
Clean up of fines by TSHD
Deposition of fill material
Backhoe WID
Fines removal by trailer
Trailer
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Ground improvement
QUALITY CONTROL & MONITORING
Fines removal
Ground improvement
MONITORING
Material quality
Performance quality
MEASURES
ACCEPTANCE
Final testing
Handover
Check on performance
KEY SUCCESS FACTORS
Common responsibility
Open communication
Operations responsible for monitoring
Monitoring and quality control 24/7
Clear presentation of data
Immediate distribution
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CONE PENETRATION IN CALCAREOUS SOILS
High compressibility
Particle crushing
1.0
1.1
1.2
1.3
1.4
1.5
1.6
0% 20% 40% 60% 80% 100%
Relative density (-)
CC
F (
-)
Influence on measured cone resistance Cone correction factor
DESIGN PARAMETERS
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DESIGN PARAMETERS
SITE SPECIFIC CPT CLASSIFICATION
Boreholes and lab testing
1
10
100
1000
0.1 1 10
Norm
alized c
one r
esis
tance (
-)
Normalized friction ratio (%)
1
10
100
1000
0.1 1 10
Norm
alized c
one r
esis
tance (
-)
Normalized friction ratio (%)
1
10
100
1000
0.1 1 10
Norm
alized c
one r
esis
tance (
-)
Normalized friction ratio (%)
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ENGINEERING CONTROL
ASSESSMENT OF CPT DATA
Settlement analysis
− Uniform load
− Distributed load
Liquefaction analysis
Accumulated fines layers
Every 30 x 30 m
Ground Improvement?
CPT Analysis
Zone Load Testing
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DATA MANAGEMENT AND REPORTING
MAIN FEATURES
Automated data processing
Fast processing of lab results
Geotechnical database
Integrated GIS system
Fast response time
Standard output
Distribution within organisation
Information to client
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KHALIFA PORT DEVELOPMENT
KIVI ALV AFDELING GEOTECHNIEK
FEBRUARY 2014