著者

伯野 元彦

出版者

東京大学地震研究所

雑誌

東京大学地震研究所彙報 (ISSN:00408972)

巻号頁・発行日

vol.48, no.6, pp.1287-1294,図6p, 1970-11

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The following features are pointed out concerning the damage of structures by the recent Sept. 9, 1969 earthquake in the Gifu Prefecture in Japan. i)It is supposed that the acceleration of the ground motion is more than 350 gals, due to the behavior of gravestones, however, the damage of structures is not so severe. The reason might be the fact that the epicenter of the earthquake is in the mountainous region, so the frequency content of the ground motion concentrations in a higher frequency domain. ii)The damage of the following structures are severe, A)Road, highway going through the slope of mountains, B)Masonry retaining wall, C)Failure of the forest area, iii) Almost no damage was found in Wooden Houses.