GROUND IMPROVEMENT METHOD

摘要

PROBLEM TO BE SOLVED: To provide a ground improvement method for improving the ground having at least soil of two layers with soil components different from each other by a deep mixing method of soil stabilization by making use of only one kind of ground improvement material.

SOLUTION: The ground improvement method is so executed that the ground improvement material consisting of a cement composition 100 pts.wt. having a mineral composition of 35 to 65 wt.% of the C3S content and 10 to 20 wt.% of C3A content, and having the content of Fe2O3not more than 2 wt.% and having at least 3 of a ratio of weight of A12O3/Fe2O3, a plaster 10 to 300 pts.wt. and a blast furnace slag 10 to 300 pts.wt. is used to only supply one kind of the ground improvement material to the ground having at least the soil of two layers with the soil components different from each other to sufficiently mix with the ground to carry out the ground improvement work by making a deep mixing of soil stabilization.

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