鰐塚山山系土砂災害検討委員会報告書 - 目 次 -

鰐塚山山系土砂災害検討委員会報告書
- 目
次 -
はじめに
1.概要 ··················································· 1
2.土砂移動の実態把握 ····································· 3
2.1 土砂移動の発生原因 ···································· 3
2.2 土砂移動実態の推察 ··································· 22
2.3 崩壊発生メカニズム ··································· 26
3.施設配置計画で取扱う土砂量 ···························· 28
3.1 計画規模 ············································· 28
3.2 計画基準点 ··········································· 29
3.3 計画で取扱う土砂量 ··································· 30
4.土砂移動実績の検証 ···································· 38
4.1 検証方法 ············································· 38
4.2 計算条件 ············································· 39
4.3 計算結果 ············································· 42
5.下流域への影響評価 ···································· 44
5.1 計算条件 ············································· 44
5.2 計算結果 ············································· 48
6.施設配置計画 ·········································· 49
6.1 土砂処理方針·········································· 49
6.2 施設配置計画の検討 ··································· 51
7.モニタリング計画(案) ································ 62
7.1 観測機器の設置状況 ··································· 62
7.2 土砂移動現象の検知 ··································· 63
7.3 流域内の土砂生産状況の把握 ··························· 64
7.4 流出土砂量・河床変動量の把握 ························· 64
7.5 モニタリングの優先順位(案) ························· 66
文献リスト