流路・河床変動

[II-34] Threshold of boulders by quasi-three-dimensional analysis (Q3D-FEBS) based on flood observation water surface profiles and detailed topographic survey results

〇Jyunki Ohno¹, Shinya Nigo², Yoshiharu Takemura³, Shouji Fukuoka³ (1.Chuo University , 2.Oota River Office,Thugoku Regional Development Bureau,Ministry , 3.Research and Development Initiative, Chuo University)

Keywords:Q3D-FEBS, observation water surface profiles, detailed topographic survey result, boulders, threshold of initial motion