2011.4-2012.3 Yearbook of NILIM
Research Summary
River Department
Reference Number | Y110306 |
Title | Research of the height of the tsunami trace and a damaged dike caused by the Pacific coast of Tohoku Earthquake |
Start-End Date | 2011.4-2012.3 |
Division | Coast Division |
Author | Head, Yoshio SUWA Senior Researcher, Kenji NOGUCHI Researcher, Satoshi HATOGAI |
Summary | The tsunamis generated by the "2011 off the Pacific coast of Tohoku Earthquake" gave huge damage to along Iwate, Miyagi and Fukushima coasts. 190km of about 300km dike length of those area total were partially or completely collapsed by the tsunamis. We investigated the height of the run-up tsunami trace and damage conditions of the coastal dikes along coasts of Aomori, Fukushima (except radiation refuge area), Ibaraki and Chiba. The investigation results will be conjugated to hard and soft measure of the restoration / reconstruction and basic data of the research of measures for reduction of the tsunami damage. |