| 摘要 |
PROBLEM TO BE SOLVED: To provide a neutral solidified material capable of enhancing initial strength of soil polluted by arsenic or the like, insolubilizing the soil polluted by arsenic to a soil elution amount standard or less and neutralizing pH of environment around treated soil such as ground water, and a solidification treatment method using the neutral solidification material.SOLUTION: There is provided a neutral solidification material containing an inorganic substance powder composition consisting of light burned magnesium oxide of 15 to 55 pts.mass, aluminum sulfate of 50 to 80 pts.mass and ferrous sulfate of 3 to 20 pts.mass and a tile. There is provided a solidification treatment method for adding the neutral solidification material of 20 to 200 kg/mto soil of 1 mand mixing them.SELECTED DRAWING: None |
