Method and Arrangement for Improving Soil and/or for Lifting Structures

  • US 20090155002A1
  • Filed: 06/04/2007
  • Published: 06/18/2009
  • Est. Priority Date: 06/05/2006
  • Status: Active Grant
First Claim
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1. A method for condensing, filling or replacing soil and/or for lifting structures, the method comprising providing the soil or structure with a hole, arranging into the hole an injection bar and an expansion element provided in connection therewith, and injecting a substance into the expansion element, whereby the substance expands as a consequence of a chemical reaction, so that a force pressing the expansion element against the soil is generated mainly by the chemical reaction.

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