JP2008133374A - 土質改良材、土質改良方法及び改良土 - Google Patents
土質改良材、土質改良方法及び改良土 Download PDFInfo
- Publication number
- JP2008133374A JP2008133374A JP2006320954A JP2006320954A JP2008133374A JP 2008133374 A JP2008133374 A JP 2008133374A JP 2006320954 A JP2006320954 A JP 2006320954A JP 2006320954 A JP2006320954 A JP 2006320954A JP 2008133374 A JP2008133374 A JP 2008133374A
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- JP
- Japan
- Prior art keywords
- soil
- silt
- steel slag
- quicklime
- clay
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/02—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
- C04B28/10—Lime cements or magnesium oxide cements
- C04B28/12—Hydraulic lime
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/00474—Uses not provided for elsewhere in C04B2111/00
- C04B2111/00732—Uses not provided for elsewhere in C04B2111/00 for soil stabilisation
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Soil Conditioners And Soil-Stabilizing Materials (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
【解決手段】本発明に係る土質改良材は、生石灰と鉄鋼スラグからなり、シルト系粘性土1m3当たり添加される生石灰が質量10kg以上、かつ、生石灰と鉄鋼スラグが合計質量で25〜70kgであるものである。シルト系粘性土は、軟弱な海成層から成る備北層群粘性土を使用することができる。
【選択図】図2
Description
Claims (4)
- 生石灰と鉄鋼スラグからなり、シルト系粘性土1m3当たり添加される生石灰が質量10kg以上、かつ、生石灰と鉄鋼スラグが合計質量で25〜70kgであるシルト系粘性土の土質改良材。
- シルト系粘性土と、該シルト系粘性土1m3当たり生石灰が質量10kg以上、かつ、生石灰と鉄鋼スラグが合計質量で25〜70kg添加されてなる改良土。
- シルト系粘性土が、備北層群粘性土であることを特徴とする請求項2に記載の改良土。
- シルト系粘性土1m3当たり質量10kg以上の生石灰を添加し、かつ、生石灰と鉄鋼スラグを合計質量で25〜70kg添加する土質改良方法。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006320954A JP4325876B2 (ja) | 2006-11-29 | 2006-11-29 | 土質改良材、土質改良方法及び改良土 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006320954A JP4325876B2 (ja) | 2006-11-29 | 2006-11-29 | 土質改良材、土質改良方法及び改良土 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2008133374A true JP2008133374A (ja) | 2008-06-12 |
JP4325876B2 JP4325876B2 (ja) | 2009-09-02 |
Family
ID=39558435
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2006320954A Expired - Fee Related JP4325876B2 (ja) | 2006-11-29 | 2006-11-29 | 土質改良材、土質改良方法及び改良土 |
Country Status (1)
Country | Link |
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JP (1) | JP4325876B2 (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011162590A (ja) * | 2010-02-05 | 2011-08-25 | Kajima Corp | 地盤改良材および地盤改良工法 |
JP2013127158A (ja) * | 2011-12-17 | 2013-06-27 | Nippon Steel & Sumitomo Metal | 鉄鋼スラグを用いた土質改良施工方法 |
CN113751486A (zh) * | 2021-08-27 | 2021-12-07 | 北京科技大学 | 含有钢渣的组合物及钢渣在黏土热脱附修复中的应用 |
-
2006
- 2006-11-29 JP JP2006320954A patent/JP4325876B2/ja not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011162590A (ja) * | 2010-02-05 | 2011-08-25 | Kajima Corp | 地盤改良材および地盤改良工法 |
JP2013127158A (ja) * | 2011-12-17 | 2013-06-27 | Nippon Steel & Sumitomo Metal | 鉄鋼スラグを用いた土質改良施工方法 |
CN113751486A (zh) * | 2021-08-27 | 2021-12-07 | 北京科技大学 | 含有钢渣的组合物及钢渣在黏土热脱附修复中的应用 |
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Publication number | Publication date |
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JP4325876B2 (ja) | 2009-09-02 |
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