JP2009293296A - 連結まくらぎ及びそれを用いた地盤改良方法 - Google Patents
連結まくらぎ及びそれを用いた地盤改良方法 Download PDFInfo
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- JP2009293296A JP2009293296A JP2008148800A JP2008148800A JP2009293296A JP 2009293296 A JP2009293296 A JP 2009293296A JP 2008148800 A JP2008148800 A JP 2008148800A JP 2008148800 A JP2008148800 A JP 2008148800A JP 2009293296 A JP2009293296 A JP 2009293296A
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Abstract
【解決手段】 軌道10を下方から支持する複数の本体部1aと、複数の本体部1aを連結した連結部1bと、を有し、少なくとも1箇所の複数の本体部1aの間の距離は、地盤改良時に地盤改良装置を案内する口元管11の直径よりも大きいことを特徴とする。
【選択図】図1
Description
2,22…プレート
10…軌道
11,23…口元管、
12…バラスト
13…PCまくらぎ
Claims (3)
- 軌道を下方から支持する複数の本体部と、
複数の前記本体部を連結した連結部と、
を有し、
少なくとも1箇所の前記複数の本体部の間の距離は、地盤改良時に地盤改良装置を案内する口元管の直径よりも大きい
ことを特徴とする連結まくらぎ。 - 前記連結部は、口元管が配置される位置に凹部を有する
ことを特徴とする請求項1に記載の連結まくらぎ。 - 軌道下に設けられたバラスト及び前記バラスト上で軌道を支持するまくらぎを撤去するステップと、
地盤改良時に地盤改良装置を案内する複数の口元管を設置するステップと、
前記連結まくらぎ及び前記バラストを設置するステップと、
前記軌道の整備をするステップと、
複数の前記口元管に対応した位置の地盤改良を連続して行うステップと、
前記口元管の上部を撤去するステップと、
前記連結まくらぎ及び前記バラストを撤去するステップと、
前記バラスト及び前記まくらぎを復旧するステップと、
前記軌道の再整備をするステップと、
を有する
ことを特徴とする請求項1又は請求項2に記載の連結まくらぎを用いた地盤改良方法。
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JP2008148800A JP5033060B2 (ja) | 2008-06-06 | 2008-06-06 | 地盤改良構造及び地盤改良方法 |
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JP2008148800A JP5033060B2 (ja) | 2008-06-06 | 2008-06-06 | 地盤改良構造及び地盤改良方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2009293296A true JP2009293296A (ja) | 2009-12-17 |
JP5033060B2 JP5033060B2 (ja) | 2012-09-26 |
Family
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Application Number | Title | Priority Date | Filing Date |
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JP2008148800A Expired - Fee Related JP5033060B2 (ja) | 2008-06-06 | 2008-06-06 | 地盤改良構造及び地盤改良方法 |
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JP (1) | JP5033060B2 (ja) |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1387184A (en) * | 1920-03-29 | 1921-08-09 | W F Lee | Roadbed construction |
US1704545A (en) * | 1926-12-23 | 1929-03-05 | Harold A Petterson | Track construction |
JPH10317303A (ja) * | 1997-05-15 | 1998-12-02 | Sekisui Chem Co Ltd | まくら木 |
JPH11336001A (ja) * | 1998-05-22 | 1999-12-07 | West Japan Railway Co | マクラギ及びこれを利用した軌道構造 |
-
2008
- 2008-06-06 JP JP2008148800A patent/JP5033060B2/ja not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1387184A (en) * | 1920-03-29 | 1921-08-09 | W F Lee | Roadbed construction |
US1704545A (en) * | 1926-12-23 | 1929-03-05 | Harold A Petterson | Track construction |
JPH10317303A (ja) * | 1997-05-15 | 1998-12-02 | Sekisui Chem Co Ltd | まくら木 |
JPH11336001A (ja) * | 1998-05-22 | 1999-12-07 | West Japan Railway Co | マクラギ及びこれを利用した軌道構造 |
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JP5033060B2 (ja) | 2012-09-26 |
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