Damage Investigation of Traditional Timber Structure in the 2016 Kumamoto Earthquake

Abstract

To clarify the damage to the 2016 Kumamoto earthquake on the traditional timber houses, the damage investigations were performed. The Mashiki town and its nearby area were hit the most serious damages. In the Mashiki town, main failure modes of timber houses were totally collapse and collapse at the first floor. In the Kumamoto city, there are many of collapse house and large deformation at the first floor. On the two damaged traditional timber townhouses, there are large deformation of east and south direction. They have few bearing walls at short direction, however they did not destroyed. In the future, we need to analyze the cause of the fact.