1. 1) 国土交通省：令和 2 年の土砂災害，https://www.mlit.go.jp/river/sabo/jirei/r2dosha/r2doshasaigai.pdf,2021.[National Institute for Land and Infrastructure: Occurrence of sediment-related disasters in 2020, https://www.mlit.go.jp/river/sabo/jirei/r2dosha/r2doshasaigai.pdf]
2. 2) 国土交通省 国土技術政策総合研究所：砂防基本計画策定指針（土石流・流木対策編）解説, 国土技術政策総合研究所資料，No.904，2016.[National Institute for Land and Infrastructure Management.: Sabo basic plan formulation guideline (debris flow/driftwood countermeasures) commentary, No.904, 2016.]
3. 3) 酒谷幸彦，石川信隆，守山浩史：調査報告「大武川第 5 砂防堰堤被災について」，砂防鋼構造物被災調査委員会，2019.[Sakaya, Y., Ishikawa, N. and Moriyama, H.: Disaster case of fifth Sabo dam in Obu river, Sabo Steel Structure Damage Investigation Committee, 2019. ]
4. 4) 国土交通省中部地方整備局多治見砂防国道事務所：梨子沢流域砂防堰堤に関する検討会，2014.[Ministry of Land, Infrastructure Transport and Tourism Chubu Regional Development Bureau.: Study on Sabo dam in Nashizawa basin, 2014.]
5. 5) Horiguchi, T. and Richefeu, V.: Post-analysis simulation of the collapse of an open sabo dam of steel pipes subjected to boulder laden debris flow, International Journal of Sediment Research, Vol.35, No.4, pp.621-635, 2020.