新潟地震によって地すべり地域に発生した2・3の現象
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概要
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In Akita, Yamagata, and Niigata prefectures, various damages were caused by the Niigata Earthquake occurred at 13:02 June 16, 1964 with its epicenter near Awa Island. To know the influence of this earthquake on the landslide areas, the author made recon-naissance survey in the landslide areas of the southern part of Niigata prefecture and of the northern part of Akita prefecture. 1) In the southern part of Niigata prefecture where various types of landslides frequently occur, such landslides were not caused by this earthquake, while various miniature disturbance of the ground, for example, cracks several meters deep and several centimeters wide were brought about ; the groundwater table are lowered. 2) On the rear mountain slope situated at a once slumped part in the northern part of Akita prefecture, the author found a newly-formed scarplet with a throw of 10 to 20m and a length of 0.8km (Photo) .
- 東北地理学会の論文
東北地理学会 | 論文
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