SOIL MODIFIER FOR WET SOIL AND RECOVERY METHOD OF SOIL

摘要

PROBLEM TO BE SOLVED: To provide a soil modifier for wet soil which is available in inexpensive price and can improve efficiency of screening operation and can improve bearing resistance of banking by mixing with wet soil, and a method to recycle wet soil containing debris or other foreign matters to recycled soil for banking by using the soil modifier.SOLUTION: A soil modifier is provided as a mixture of collected dust that dust from a sand processing facility of a foundry is collected by a dust collector and the mean particle diameter is 1-260 μm, and lime. The compound ratio by weight (X/Y) of the collected dust (X) and the lime (Y) is set in the range of 9/1 - 5/5.SELECTED DRAWING: Figure 1