Road map sunda_bridge(mr.enomoto)
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  • 1. December 2010 Mr. Koji ENOMOTO Nippon Koei Co., Ltd. & Chodai Co., Ltd
  • 2.
    • CONTENTS
    • APPROACHES TO THE PROJECT REALIZATION
    • PARTICULAR ATTENTION FOR IMPLEMENTATION
    • FORMATION OF THE ORGANIZATIONS
    • THE IMPLEMENTATION ACTIVITIES
    • SURVEYS, DATA COLLECTIONS AND ANALYSES
    • SETTING-UP STANDARTDS AND SPECIFICATIONS
    • PROJECT IMPLEMENTATION SCHEDULE
  • 3.
    • To form organizations: executing authority, financial and technical supports, and ensure the roles and the responsibilities.
    • To start the natural condition surveys early and independently.
    • To confirm technical feasibility and economic viability.
    • To assess the environmental impact.
    • To set-up the technical criteria (standards & specification).
    • To study Regional Development in Sumatra.
  • 4.
    • Importance of Natural Condition Surveys ( it will be relating to Technology Transfer cooperation)
    • Earlier and independent start of the National Condition Surveys
    • Redundancy concept to the structural system   (e.g. surplus state to structural movement for extreme natural forces)
    • Setting –up the criteria (Standards & Specifications)
    • Formation of the organizations, executing authority, financial investment, and financial model
    • Study on the Design Competition, selecting Design-builder
    • Risk assessment for implementation
    • Long term implementation (at least 15 years)
  • 5.  
  • 6.  
  • 7.
    • Economic Development Survey of Indonesia
    • Impact Analysis on the Interconnection of Java and Sumatra
    • Regional Development Impact Analysis
    • Transport and Traffic Survey
    • Navigable Conditions (Navigational Clearance and Passing Vessels Survey / Design Vessel for Collision)
    • Geological Investigations / Sonic Exploration of Seabed (Faults, Crushed Zones & Deposit) by using Vessels, Seabed Boring, P.S. Logging for Damage Prediction due to Earthquake
    • Seismic Data Collection and Analyses
    • Aero-photo Survey
    • Tsunami Data Collection and Analyses
    • Meteorological Data Collection (Wind Blows) and Analyses
    • Oceanographic Surveys
    • Bathymetric / Deposit Surveys of the Seabed
    • Volcanic Survey (Land and Submarine)
    • Hazard Map Data
  • 8.
    • 1) Preliminary Geological Surveys by Sonic Exploration
    • ・ 3D Ocean Floor Image (500mx26km)
    • ・ Bathymetric Contour Lines
    • ・ Soil Layers
    • ・ Faults and Crushed Zones
    • ・ Seabed Deposit
    • 2) Detailed Geological Investigations
    •  ・ Machine boring at the specific locations (bridge Foundations)
    • ・ Detailed soil layers, soil classifications and soil & rock properties
    • 3) P.S. Logging for Seismic Analyses
    • ・ Estimation of future earthquakes
    • ・ Reflection to earthquake resistance analyses, relating to spectral coefficient
    • ・ Damage prediction of the structural component
  • 9. Source from google internet Trench Subduction Indian –Australian Plate
  • 10. Krakatau Volcano Source from google internet Sunda Strait Bakahuni Merak Sumatra Java Sangiang
  • 11. Sangiang Island
  • 12. Baruna Jaya III
  • 13. Image of Ocean Floor Surveys
  • 14. Towing Craft for Sonar Exploration Source from Japanese exploration company
  • 15. Seabed Geological Investigation by Sonar Exploration Research Vessel Surface of Sea Echo Sounding Method Towing Seabed
  • 16. Source from Eyewitness “OCEAN” Image of Ocean Floor (Exaple)
  • 17. Sonar Exploration Result
  • 18. Out – put of Sonar Exploration Record of side-scan sonar Record of Sub-bottom profiling
  • 19. Soil Investigation of the ocean floor by boring (Source from Japanese exploration company)
  • 20. Schematic view under the sea of boring stage (self-standing system)
  • 21. Surveys of Natural Condition & Analyses -Ocean Floor (Caldera, Hydrothermal) -Sonic Exploration -Seismic (Intensity, Hazard) -Tsunami Waves -Meteorological Data& Analyses Optimization of the Project Route ,Type of Structures, and Locations of Foundations Redundancy concept for Structural System Setting –up the Criteria (Standards & Specifications) Basic Condition Study and Feasibility Study Importance of Natural Condition Surveys
  • 22. PRIORITIZED ACTIVITIES 2011 2012 2013 2014 2015 Natural Condition Surveys Preliminary Detailed Supplement Basic Condition Study (Optimization) Stand.& Spec. Feasibility Study (Reality of the Project) F/S Detailed Design & Procurement D/D Economic Impact Study Economic Impact Administrative Activities Administ.
  • 23.
    • Conditions of Structural Configuration (nos. of vehicle lanes, accommodation with railways)
    • Navigational Clearance and Passing Vessels
    • Applicable Standards and Specifications
    • Design Loads and Forces
    • Design Vessel for collision force and risk analysis (AASHTO, LRFD)
    • Oceanographic Conditions (Wave Pressure, Tsunami Wave, Tidal Current etc.)
    • Forces (height and energy) and Direction and Characteristics of Tsunami Wave (Off Sumatra Earthquake, Krakatau Eruption (chamber collapse, Occurrence Frequency)
    • Seismic Force and Method of Analyses (Redundancy Concept to Structural System and Materials)
    • Aerodynamic Analyses ( Wind Tunnel Test), withstanding consideration such as the weight of the bridges
    • Safety Factor / Durability of Structure System and Materials
    • Testing Method and Models of Structural System and Material Quality
    • Method of Structural Analyses
    • References of Hazard Maps
  • 24. Source from picture of artist Krakatau Eruption 1883
  • 25. Recent photo of Krakatau (Anak) volcano
  • 26. Lava flows of Anak Krakatau in 1930
  • 27. Destructive Earthquake Epicenter
  • 28. Tsunami Run-up Map
  • 29. Tsunami Run-up  Sunda Strait Area
  • 30.
    • Socio-economic
    • Administrative Activities
    • Natural Conditions
    • Basic Technological Study
    • Feasibility Study (Reality of the Project)
    • Procurement and Construction
  • 31. PROJECT IMPLEMENTATION for SUNDA STRAIT INTERCONNECTION BRIDGES