The soil is strengthened by the pressure which crosses over 500KPA, or, in order to strengthen

摘要

Requires the application of a pressure of 500kPa or more, to enhance the foundation soil, or, to a method for lifting a structure very large or very heavy, the soil to be strengthened, or lifted and characterized in that it comprises injecting an expandable material suitable for soil under the foundation of the structure to be and and expands as a result of a chemical reaction to generate a pressure of 500kPa or more between the expansion how to.