JP5780714B2 - 地下空洞部の充填方法 - Google Patents
地下空洞部の充填方法 Download PDFInfo
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- JP5780714B2 JP5780714B2 JP2010131028A JP2010131028A JP5780714B2 JP 5780714 B2 JP5780714 B2 JP 5780714B2 JP 2010131028 A JP2010131028 A JP 2010131028A JP 2010131028 A JP2010131028 A JP 2010131028A JP 5780714 B2 JP5780714 B2 JP 5780714B2
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- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 description 2
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- GETQZCLCWQTVFV-UHFFFAOYSA-N trimethylamine Chemical compound CN(C)C GETQZCLCWQTVFV-UHFFFAOYSA-N 0.000 description 2
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- JKNCOURZONDCGV-UHFFFAOYSA-N 2-(dimethylamino)ethyl 2-methylprop-2-enoate Chemical compound CN(C)CCOC(=O)C(C)=C JKNCOURZONDCGV-UHFFFAOYSA-N 0.000 description 1
- DPBJAVGHACCNRL-UHFFFAOYSA-N 2-(dimethylamino)ethyl prop-2-enoate Chemical compound CN(C)CCOC(=O)C=C DPBJAVGHACCNRL-UHFFFAOYSA-N 0.000 description 1
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- AGBXYHCHUYARJY-UHFFFAOYSA-N 2-phenylethenesulfonic acid Chemical compound OS(=O)(=O)C=CC1=CC=CC=C1 AGBXYHCHUYARJY-UHFFFAOYSA-N 0.000 description 1
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- LSHROXHEILXKHM-UHFFFAOYSA-N n'-[2-[2-[2-(2-aminoethylamino)ethylamino]ethylamino]ethyl]ethane-1,2-diamine Chemical compound NCCNCCNCCNCCNCCN LSHROXHEILXKHM-UHFFFAOYSA-N 0.000 description 1
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- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 description 1
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Images
Description
2 構造物
3 構造物基礎
4 地下空洞物直下の地盤
11 流動化物
12 流動化物注入口
13 流動化物観察口
14 袋体投入口
Claims (4)
- 地盤沈下や地盤の流出により生じた地下空洞部に、砂類を主材料とし、流動化剤と塑性化剤を含有する充填後においても固化しない流動化物を充填し、自然放置により流動化物を塑性化させることを特徴とする地下空洞部の充填方法。
- 構造物周り又は構造物基礎周りに存在する地下空洞部の一部に砂類を主材料とし、流動化剤と塑性化剤を含有する充填後においても固化しない流動化物を充填するIA工程と、
該IA工程後の該地下空洞部に、該流動化物が充填された多数個の袋体を設置するII工程を有することを特徴とする地下空洞部の充填方法。 - 該袋体は、少なくとも構造物の側方周り又は構造物基礎の側方周りに設置されることを特徴とする請求項2記載の地下空洞部の充填方法。
- 該充填材料を充填する袋は、水分の通過は許容し、該砂類の通過は遮断する袋体を用いたことを特徴とする請求項2又は3記載の地下空洞部の充填方法。
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JP2010131028A JP5780714B2 (ja) | 2010-06-08 | 2010-06-08 | 地下空洞部の充填方法 |
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JP2010131028A JP5780714B2 (ja) | 2010-06-08 | 2010-06-08 | 地下空洞部の充填方法 |
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JP2011256574A JP2011256574A (ja) | 2011-12-22 |
JP5780714B2 true JP5780714B2 (ja) | 2015-09-16 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11884860B2 (en) | 2019-12-20 | 2024-01-30 | Fudo Construction Inc. | Fluidized sand and method of density control |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
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JP5979635B2 (ja) * | 2012-07-09 | 2016-08-24 | 九州電力株式会社 | 地下空洞部充填材及び充填材製造方法 |
JP6188081B2 (ja) * | 2014-03-25 | 2017-08-30 | 株式会社不動テトラ | 流動化砂及びそれを用いた地盤改良工法 |
JP7349462B2 (ja) | 2021-02-05 | 2023-09-22 | 株式会社不動テトラ | 地盤造成用充填材料 |
JP7368405B2 (ja) | 2021-02-05 | 2023-10-24 | 株式会社不動テトラ | 地盤造成用充填材料 |
JP7377232B2 (ja) | 2021-02-05 | 2023-11-09 | 株式会社不動テトラ | 地盤造成用充填材料の製造方法 |
Family Cites Families (2)
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JP2002348849A (ja) * | 2001-05-29 | 2002-12-04 | Nikko Kensetsu Kk | 地盤内空洞の充填法 |
JP4111445B2 (ja) * | 2003-10-30 | 2008-07-02 | 積水ハウス株式会社 | 土のうを用いた基礎沈下矯正方法 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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US11884860B2 (en) | 2019-12-20 | 2024-01-30 | Fudo Construction Inc. | Fluidized sand and method of density control |
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