JP4799639B2 - 貯水池における堆積土砂の排出方法 - Google Patents
貯水池における堆積土砂の排出方法 Download PDFInfo
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- JP4799639B2 JP4799639B2 JP2009102159A JP2009102159A JP4799639B2 JP 4799639 B2 JP4799639 B2 JP 4799639B2 JP 2009102159 A JP2009102159 A JP 2009102159A JP 2009102159 A JP2009102159 A JP 2009102159A JP 4799639 B2 JP4799639 B2 JP 4799639B2
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2 貯水池
3,14 洪水吐ゲート
5,11 堆積土砂
8 水路
Claims (1)
- 複数の洪水吐ゲートを横一列に設けたダムにおいて、最初に水深が最深位置に該当する洪水吐ゲートを開くことにより、当該位置及びその周縁における堆積土砂を洗堀、崩落させつつ水流とともに下流側に放出し、
ついで当該洪水吐ゲートを閉じ、隣りに位置する洪水吐ゲートを解放する操作を繰り返すことで、水流を一箇所にのみ集中させ、各ゲート位置近辺に堆積する土砂を順次洗堀、崩落させつつ水流とともに下流側に放出する
ことを特徴とする貯水池における堆積土砂の排出方法。
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JP2009102159A JP4799639B2 (ja) | 2009-04-20 | 2009-04-20 | 貯水池における堆積土砂の排出方法 |
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JP2009102159A JP4799639B2 (ja) | 2009-04-20 | 2009-04-20 | 貯水池における堆積土砂の排出方法 |
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JP2004083242A Division JP4316405B2 (ja) | 2004-03-22 | 2004-03-22 | 貯水池における堆積土砂の排出方法 |
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JP2009162049A JP2009162049A (ja) | 2009-07-23 |
JP4799639B2 true JP4799639B2 (ja) | 2011-10-26 |
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JP2009102159A Expired - Fee Related JP4799639B2 (ja) | 2009-04-20 | 2009-04-20 | 貯水池における堆積土砂の排出方法 |
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Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN115012363B (zh) * | 2022-06-10 | 2023-12-19 | 上海勘测设计研究院有限公司 | 一种清淤防卡死的水利闸门 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH03115613A (ja) * | 1989-09-29 | 1991-05-16 | Takuwa:Kk | 堰における土砂排出装置 |
JPH06240643A (ja) * | 1993-02-22 | 1994-08-30 | Dekiyama Kozan:Kk | ダムの土砂排出専用水路のライニング構造、該ライニング工法およびライニング材 |
JPH1060871A (ja) * | 1996-08-21 | 1998-03-03 | Koken Boring Mach Co Ltd | ダムの更新工法 |
JP2003064649A (ja) * | 2001-08-22 | 2003-03-05 | Taisei Kogyo Kk | ダムの堆砂排出装置 |
JP3628302B2 (ja) * | 2002-02-15 | 2005-03-09 | 株式会社渡辺コンサルタンツ | 砂防ダム |
JP3882997B2 (ja) * | 2002-03-07 | 2007-02-21 | 石川島播磨重工業株式会社 | 貯水池の排砂方法及び排砂設備 |
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