| abstract |
The present invention is a method for improving the ground, comprising mixing soil with a cement containing C3A in an amount of 5 to 15% by mass inclusive, at least one polymer (A) selected from polyacrylic acids each having a degree of neutralization of 80 to 100 mol% inclusive, at least one acid compound (B) selected from organic acids and inorganic acids each having a molecular weight of 500 or less, at least one compound (C) selected from metal carbonates and metal bicarbonates and water, wherein the polymer (A) and the acid compound (B) are mixed at a mixing ratio (A)/(B) of 1 to 10 inclusive by mass. |