Tsunami-induced Debris of Freight Containers due to the 2011 off the Pacific Coast of Tohoku Earthquake [FS2013-T-0003]

Title:
Tsunami-induced Debris of Freight Containers due to the 2011 off the Pacific Coast of Tohoku Earthquake

Authour:
Kentaro KUMAGAI¹

1 Member of JSCE, Senior Researcher, Coastal, Marine and Disaster Prevention Division, National Institute for Land and Infrastructure Management, Ministry of Land, Infrastructure, Transport and Tourism
kumagai-k27n@ysk.nilim.go.jp 

Key Facts
・Hazard Type: Earthquake and Tsunami
・Date of the disaster: 5:46 UTC, March 11, 2011
・Location of the survey: Hokkaido, Aomori, Iwate, Miyagi, Fukushima and Ibaraki Prefectures of Japan
・Date of the field survey: June 2012 – April 2013
・Survey tools: Field survey and hearing survey

Key findings:
3,018 freight containers were lost from ports because of the Tohoku tsunami. It was determined that the container loss rate was zero for inundation depth less than 1.6 m and 0.4 or more for inundation depth of above 3.5 m.

Key Words:
The 2011 off the coast of Tohoku earthquake, tsunami-induced debris, freight container

Paper: PDF 5.33MB