流砂

[II-144] Evaluation of incipient motion of large boulders by combining non-hydrostatic quasi-three-dimensional analysis (q3d-febs) and distinct element method

*Jyunki Ohno¹, Atsushi Yamashita², Yoshiharu Takemura³, Shoji Fukuoka³ (1. Okayama River Office, Thugoku Regional Development Bureau, Ministry of Land, Infrastructure, Transport and Tourism, 2. Oota River Office,Thugoku Regional Development Bureau,Ministry , 3. Research and Development Initiative, Chuo University)

Keywords:boulders, observed water surface profiles, detailed topographic survey results, Q3D-FEBS, distinct elements method