Oral_Session_2

[S09] Driftwood and Levee

Wed. Dec 8, 2021 1:00 PM - 2:45 PM Room2 (Zoom_R2)

Chair:NORIO TANAKA(Saitama University) Chair2:NORIO HARADA(Mitsui Consultants Co., Ltd.)

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1:00 PM - 1:15 PM

[57] SIMULATION MODEL ON LANDSLIDE - WOOD DISCHARGE AND ITS APPLICATION IN YASU RIVER

Yuto Hatanaka¹, *Atsushi Ichiki² (1. Kyoto Prefecture, 2. Ritsumeikan University)

1:15 PM - 1:30 PM

[58] ANALYSIS ON TREND OF DRIFTWOODS GENERATION CONSIDERING RAINFALL TREND CHANGE IN THE DEVASTIATED AREA DUR TO THE NORTHERN KYUSHU HEAVY RAIN IN 2017

*Takahiro Shogaki¹, Chiho Kobayashi², Akiyoshi Tsusue³, Yasuyuki Maruya², Shinichiro Yano², Kiyonobu Kasama² (1. General Insurance Rating Organization of Japan, 2. Kyushu University, 3. West Japan Engineering Consultants, Inc.)

1:30 PM - 1:45 PM

[59] EXAMINATION OF THE SPATIAL DISTRIBUTION OF HYDRAULIC QUANTITY AND BEHAVIOR OF LARGE WOOD AROUND THE CHIKUMA RIVER BREACH POINT BY TYPHOON NO. 19 IN 2019

Ryosuke Akahori¹, *Shusuke Asai¹ (1. Aichi Institute of Technology)

1:45 PM - 2:00 PM

[60] EXPERIMENTAL STUDY ON UPGRADING WOOD RETENTION SYSTEM USING WAND CONNECTED TO MAIN CHANNEL AT TIME OF FLOOD

*Takaaki Okamoto¹, Kazumasa Matsumoto¹, Ichiro Kimura², Kenta Tanaka¹, Michio Sanjou¹, Chikara Watanabe¹ (1. Kyoto University, 2. Toyama University)

2:00 PM - 2:15 PM

[61] EVALUATION OF THE EFFECTIVENESS OF STRENGTHENING PAVED EMBANKMENT TOP AGAINST EROSION DUE TO NAPPE FLOW THROUGH EXPERIMENTS AND NUMERICAL MODEL ANALYSIS

*Ayano Kainose¹, Norio Tanaka¹, Yoshiya Igarashi¹, Ryota Onose¹, Kyoku Kou² (1. Saitama University, Graduate School of Science and Engineering, 2. NIPPO CORPORATION)

2:15 PM - 2:30 PM

[62] PREDICTION OF LEVEE BREAK DUE TO OVERFLOW USING FLOOD SIMULATION RESULTS IN MABI DISTRICT OF KURASHIKI CITY

*Ryosuke Akoh¹, Weijian Hua¹, Shiro Maeno¹ (1. Okayama University)

2:30 PM - 2:45 PM

[1R208-13-7add] General discussion

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