JP4515317B2 - 固結体造成方法および装置 - Google Patents
固結体造成方法および装置 Download PDFInfo
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- JP4515317B2 JP4515317B2 JP2005122909A JP2005122909A JP4515317B2 JP 4515317 B2 JP4515317 B2 JP 4515317B2 JP 2005122909 A JP2005122909 A JP 2005122909A JP 2005122909 A JP2005122909 A JP 2005122909A JP 4515317 B2 JP4515317 B2 JP 4515317B2
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Description
2…ノズル
3…固結体
4…被造成地盤
Claims (2)
- 硬化剤液又は硬化剤を含む水の高圧ジェットを地中に挿入したロッド先端部のノズルから噴射しながらロッドを引き抜くか挿入することによって地中に固結体を造成する工法において、
周方向から見て、噴射される高圧ジェットの噴射距離が段階的に小さくなるように配置された前記ノズルが4個以上設けられた前記ロッドを地中に挿入し、所定の深度において、その挿入された前記ロッドから硬化剤液又は硬化剤を含む水の高圧ジェットを噴射しながら、前記ロッドを所定角度揺動させることにより地中に固結体を造成する固結体造成方法。 - 所定の角度ロッドを揺動、旋回する手段と、ロッドを所定速度で地中速度に挿入および引き抜く手段を有し、かつ請求項1に対応した手段を備えた固結体造成装置。
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JP2005122909A JP4515317B2 (ja) | 2005-03-23 | 2005-03-23 | 固結体造成方法および装置 |
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JP2005122909A JP4515317B2 (ja) | 2005-03-23 | 2005-03-23 | 固結体造成方法および装置 |
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JP2006266059A JP2006266059A (ja) | 2006-10-05 |
JP4515317B2 true JP4515317B2 (ja) | 2010-07-28 |
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JP2005122909A Active JP4515317B2 (ja) | 2005-03-23 | 2005-03-23 | 固結体造成方法および装置 |
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Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
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JP4785100B1 (ja) * | 2010-11-30 | 2011-10-05 | 浩子 松本 | 改良体造成方法 |
JP2016020565A (ja) * | 2014-07-12 | 2016-02-04 | 前田建設工業株式会社 | 地盤改良体の形成方法 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
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JPH0227015A (ja) * | 1988-07-15 | 1990-01-29 | Nitto Techno Group:Kk | ジェットグラウト工法 |
JP2003301452A (ja) * | 2002-04-05 | 2003-10-24 | Sanjo:Kk | 高圧噴射攪拌工法 |
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- 2005-03-23 JP JP2005122909A patent/JP4515317B2/ja active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
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JPH0227015A (ja) * | 1988-07-15 | 1990-01-29 | Nitto Techno Group:Kk | ジェットグラウト工法 |
JP2003301452A (ja) * | 2002-04-05 | 2003-10-24 | Sanjo:Kk | 高圧噴射攪拌工法 |
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