1. December 2010 Mr. Koji ENOMOTO Nippon Koei Co., Ltd. & Chodai Co., Ltd

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.

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

31. PROJECT IMPLEMENTATION for SUNDA STRAIT INTERCONNECTION BRIDGES