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GROUND IMPROVEMENT METHOD, POTASSIUM SULFATE-CONTAINING GROUND IMPROVEMENT MATERIAL AND IMPROVED SOIL
To provide a ground improvement method capable of forming improved soil that exhibits a strength equivalent to that of improved soil formed using a ground improvement material having high early strength portland cement as a primary component.SOLUTION: A ground improvement method forms improved soil by mixing object soil and a ground improvement material, and includes an improved soil formation process of mixing the object soil, the ground improvement material and potassium sulfate to form the improved soil. The ground improvement material contains normal portland cement as a primary component. In the improved soil formation process, the object soil, the ground improvement material and the potassium sulfate are mixed so that a relation between a mass (x) of the ground improvement material to be mixed to a unit volume of the object soil and a mass (y) of the potassium sulfate to be mixed to a unit volume of the object soil satisfies an expression (1) below: y≥0.1265x-11.727...(1).SELECTED DRAWING: None
【課題】早強ポルトランドセメントを主成分とする地盤改良材を用いて形成された改良土と同等の強度を発現する改良土を形成することができる地盤改良方法を提供することを課題とする。【解決手段】対象土と地盤改良材とを混合して改良土を形成する地盤改良方法であって、対象土と地盤改良材と硫酸カリウムとを混合して改良土を形成する改良土形成工程を備えており、地盤改良材は、普通ポルトランドセメントを主成分として含んでおり、改良土形成工程では、対象土の単位体積に対して混合する地盤改良材の質量(x)と、対象土の単位体積に対して混合する硫酸カリウムの質量(y)との関係が下記(1)式を満たすように、対象土と地盤改良材と硫酸カリウムとを混合する。y≧0.1265x−11.727・・・(1)【選択図】なし
GROUND IMPROVEMENT METHOD, POTASSIUM SULFATE-CONTAINING GROUND IMPROVEMENT MATERIAL AND IMPROVED SOIL
To provide a ground improvement method capable of forming improved soil that exhibits a strength equivalent to that of improved soil formed using a ground improvement material having high early strength portland cement as a primary component.SOLUTION: A ground improvement method forms improved soil by mixing object soil and a ground improvement material, and includes an improved soil formation process of mixing the object soil, the ground improvement material and potassium sulfate to form the improved soil. The ground improvement material contains normal portland cement as a primary component. In the improved soil formation process, the object soil, the ground improvement material and the potassium sulfate are mixed so that a relation between a mass (x) of the ground improvement material to be mixed to a unit volume of the object soil and a mass (y) of the potassium sulfate to be mixed to a unit volume of the object soil satisfies an expression (1) below: y≥0.1265x-11.727...(1).SELECTED DRAWING: None
【課題】早強ポルトランドセメントを主成分とする地盤改良材を用いて形成された改良土と同等の強度を発現する改良土を形成することができる地盤改良方法を提供することを課題とする。【解決手段】対象土と地盤改良材とを混合して改良土を形成する地盤改良方法であって、対象土と地盤改良材と硫酸カリウムとを混合して改良土を形成する改良土形成工程を備えており、地盤改良材は、普通ポルトランドセメントを主成分として含んでおり、改良土形成工程では、対象土の単位体積に対して混合する地盤改良材の質量(x)と、対象土の単位体積に対して混合する硫酸カリウムの質量(y)との関係が下記(1)式を満たすように、対象土と地盤改良材と硫酸カリウムとを混合する。y≧0.1265x−11.727・・・(1)【選択図】なし
GROUND IMPROVEMENT METHOD, POTASSIUM SULFATE-CONTAINING GROUND IMPROVEMENT MATERIAL AND IMPROVED SOIL
地盤改良方法、硫酸カリウム含有地盤改良材、及び、改良土
SATO TAKANOBU (Autor:in) / YOSHIDA MASAHIKO (Autor:in)
01.11.2021
Patent
Elektronische Ressource
Japanisch
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