摘要 |
A method and apparatus for preparing a stabilized and hardened layer, by which extensive and deep-layered zones of clay, silt, and/or sand (hereinafter referred in as "Weak Soil Layer") in such places as rivers, lakes, marshes, harbors and/or the sea may be easily turned into stabilized foundation ground necessary for civil construction, the surface layer of said weak soil layer being partially or wholly turned into stabilized foundation ground at or to a fixed depth by stabilization treatment of said weak soil layer with a solidifier agent including cement.
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