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土砂災害発生危険度評価のための実用的融雪量算出法の提案
http://hdl.handle.net/10258/00010089
http://hdl.handle.net/10258/00010089cdb4e978-a5cc-46b1-a09b-a39dd7f6dda2
名前 / ファイル | ライセンス | アクション |
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JSCE_73_4_I1375_I1380 (1.2 MB)
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Item type | 学術雑誌論文 / Journal Article.(1) | |||||||||||
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公開日 | 2019-12-10 | |||||||||||
タイトル | ||||||||||||
言語 | ja | |||||||||||
タイトル | 土砂災害発生危険度評価のための実用的融雪量算出法の提案 | |||||||||||
タイトル | ||||||||||||
言語 | en | |||||||||||
タイトル | A PROPOSED PRACTICAL SNOWMELT CALCULATION METHOD FOR ASSESSING THE RISK OF LANDSLIDE DISASTERS | |||||||||||
言語 | ||||||||||||
言語 | jpn | |||||||||||
キーワード | ||||||||||||
言語 | en | |||||||||||
主題Scheme | Other | |||||||||||
主題 | landslide | |||||||||||
キーワード | ||||||||||||
言語 | en | |||||||||||
主題Scheme | Other | |||||||||||
主題 | risk evaluation | |||||||||||
キーワード | ||||||||||||
言語 | en | |||||||||||
主題Scheme | Other | |||||||||||
主題 | soil water index | |||||||||||
キーワード | ||||||||||||
言語 | en | |||||||||||
主題Scheme | Other | |||||||||||
主題 | amount of snowmelt | |||||||||||
キーワード | ||||||||||||
言語 | en | |||||||||||
主題Scheme | Other | |||||||||||
主題 | snow density | |||||||||||
資源タイプ | ||||||||||||
資源タイプ識別子 | http://purl.org/coar/resource_type/c_6501 | |||||||||||
資源タイプ | journal article | |||||||||||
アクセス権 | ||||||||||||
アクセス権 | open access | |||||||||||
アクセス権URI | http://purl.org/coar/access_right/c_abf2 | |||||||||||
著者 |
宮崎, 嵩之
× 宮崎, 嵩之× 木村, 克俊
WEKO
12189
× 西原, 照雅 |
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室蘭工業大学研究者データベースへのリンク | ||||||||||||
中津川 誠(NAKATSUGAWA Makoto) | ||||||||||||
http://rdsoran.muroran-it.ac.jp/html/100000198_ja.html | ||||||||||||
抄録 | ||||||||||||
内容記述タイプ | Abstract | |||||||||||
内容記述 | 本研究の目的は,融雪に伴う土砂災害危険度評価を行うことであり,合わせてそのための実用的な融雪量推定法を提案するものである.近年,日本の至る所で大雨に伴う土砂災害が発生しているが,北海道のような積雪地域では,融雪を誘因とする土砂災害も頻発している.本研究では,積雪重量計による観測データに基づき積雪密度の設定に改良を加えた雪面低下法の他に,熱収支法,デグリーアワー法の3つの手法を用いて融雪量の推定を行った.また,それらによって土壌雨量指数を推算し,スネーク曲線で土砂災害発生危険度を評価できるかを検証した.この結果,土砂災害発生危険度の評価において熱収支法の優位性を確認するとともに,実際の道路管理等の観点からの雪面低下法の改良について提案した. | |||||||||||
言語 | ja | |||||||||||
抄録 | ||||||||||||
内容記述タイプ | Abstract | |||||||||||
内容記述 | This study aims to conduct risk assessments for snowmelt-related landslide disasters and to propose a practical snowmelt estimation method that accurately assesses the landslide disaster risk. In recent years, landslide disasters have occurred during heavy rainfall events in many areas in Japan. In snowy areas such as Hokkaido, landslide disasters caused by snowmelt have frequently occurred. In this study, snowmelt was estimated by using three methods. One was a snow surface lowering measurement method, which was improved in its setting of snow cover density based on data gathered by using snow weight meters. Another was a heat balance method and the third was a degree-hour method. We estimated the soil water index by using the above three methods and examined whether it was possible to use snake curves to assess the risk of landslide occurrence. The examination clarified that landslide disaster risk can be assessed by using the snow surface lowering measurement method, which has been used in actual road management, when the snow cover density is set by using the method proposed in this study. As a result, we confirmed the superiority of the heat balance method in evaluating the risk of landslide disasters, and proposed improvement of the snow surface lowering method from the viewpoint of actual road management. | |||||||||||
言語 | en | |||||||||||
書誌情報 |
ja : 土木学会論文集B1(水工学) en : Journal of Japan Society of Civil Engineers, Ser. B1 (Hydraulic Engineering) 巻 73, 号 4, p. 1375-1380, 発行日 2017 |
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出版者 | ||||||||||||
言語 | ja | |||||||||||
出版者 | 土木学会 | |||||||||||
出版者版へのリンク | ||||||||||||
10.2208/jscejhe.73.I_1375 | ||||||||||||
https://doi.org/10.2208/jscejhe.73.I_1375 | ||||||||||||
DOI | ||||||||||||
関連タイプ | isIdenticalTo | |||||||||||
識別子タイプ | DOI | |||||||||||
関連識別子 | 10.2208/jscejhe.73.I_1375 | |||||||||||
論文ID(NAID) | ||||||||||||
関連タイプ | isIdenticalTo | |||||||||||
識別子タイプ | NAID | |||||||||||
関連識別子 | 130006406202 | |||||||||||
日本十進分類法 | ||||||||||||
主題Scheme | NDC | |||||||||||
主題 | 517 | |||||||||||
ISSN | ||||||||||||
収録物識別子タイプ | EISSN | |||||||||||
収録物識別子 | 2185-467X | |||||||||||
権利 | ||||||||||||
言語 | ja | |||||||||||
権利情報 | © 2017 土木学会 | |||||||||||
著者版フラグ | ||||||||||||
出版タイプ | VoR | |||||||||||
出版タイプResource | http://purl.org/coar/version/c_970fb48d4fbd8a85 | |||||||||||
主となる版 | ||||||||||||
関連タイプ | isVersionOf | |||||||||||
識別子タイプ | URI | |||||||||||
関連識別子 | https://www.jstage.jst.go.jp/article/jscejhe/73/4/73_I_1375/_pdf/-char/ja | |||||||||||
フォーマット | ||||||||||||
内容記述タイプ | Other | |||||||||||
内容記述 | application/pdf |