Vol. 74, No. 3, Ser. No. 356 September 2021
Contents
Paper
A safety verification method on load‐carrying capacity of steel open dams
Hiroshi KOKURYO, Joji SHIMA, Yoshimi SONODA and Nobutaka ISHIKAWA 3
Technical Papers
Current status of utilization of historical sabo facilities in Niigata Prefecture and issues regarding conservation utilization
Yoji SAWA, Kiichiro OGAWA, Michiya IRASAWA, Kazuma KUMAGAI, Tamae IIZUKA and Takaaki MORI 15
Sediment dynamics of an earthquake‐induced landslide due to the effects of rainfall and snowmelt： Examination by multi‐temporal UAV‐SfM survey data
Ken’ichi KOSHIMIZU, Satoshi ISHIMARU, Gentaro KAWAKAMI, Yasutaka NAKATA, Masazo TAKAMI and Atsushi URABE 26
Quantitative rainfall intensity estimation based on pixel values in surveillance camera images
Akito KANAZAWA, Taro Uchida and Hiroaki NAKAYA 37
General Review
Twenty years of the basic guidelines for sediment disaster prevention
Mutsuo KAWAI 49
Research Notes
Study on influence of structural permeability acted on impact load of debris flow
Yoshiharu KOMATSU, Toshiyuki HORIGUCHI, Satoshi KATSUKI and Taishi TATSUKAWA 60
Technical Notes
Soundness evaluation for the aged deterioration of the erosion control dam used for a long term
Joji SHIMA, Yuki IGARASHI, Masanori SHIRAIWA and Hiroyuki YUKAWA 68
A consideration on the trend of land price fluctuation after the designation of sediment disaster alert areas and special sediment disaster alert areas
Naoki IMAMORIA 75