Thermoprobes Containment - Vertical Containment - Hybrid News Contact Us - Passive Ground Freezing Technology: Worldwide Leadership, Innovation, and Experience. For 40 years, Arctic... freezing technology. The company analyzes, designs, manufactures, installs, and operates heat transfer and ground freezing systems that enhance the engineering characteristics of soil... to development have caused thawing and degradation of this frozen ground. Repeated thawing and freezing causes heaving, sloughing, and creeping. It can destroy foundations in a matter...

Containment Thermoprobes Containment - Vertical Containment - Hybrid News Contact Us - Passive Ground Freezing Technology: Worldwide Leadership, Innovation, and Experience. For 40... ground freezing technology. The company analyzes, designs, manufactures, installs, and operates heat transfer and ground freezing systems that enhance the engineering... thawing and degradation of this frozen ground. Repeated thawing and freezing causes heaving, sloughing, and creeping. It can destroy foundations in a matter of seasons. SOLUTIONS...

. Climatic changes and surface damage due to development have caused thawing and degradation of this frozen ground. Repeated thawing and freezing causes heaving, sloughing..., and creeping. It can destroy foundations in a matter of seasons. SOLUTIONS... Realizing the need to maintain permafrost and the advantages of freezing previously thawed unstable ground... of installations and thousands of units designed, manufactured and installed, AFI has been the leader in state-of-the-art passive ground freezing and thawing systems. As development continues...

) has pioneered a ground-freezing process it calls a cryogenic barrier. Originally developed to prevent foundation slumping after seasonal freeze/thaw cycles in the Alaskan tundra... the refrigerant enters the soil, the ground freezes concentrically around each probe. Eventually these circles overlap to form a solid barrier of frozen earth with temperatures near 40 C. Hits: 1788 ..., the company was approached by the Department of Energy (DOE) to undertake a project freezing soils surrounding a contaminated pond at Oak Ridge National Laboratory (ORNL). The...

in the 1950's. In a cool solution to a hot problem, the government this year chose Long's company, Arctic Foundations Inc., to freeze the ground around a leaky pond of radioactive soil... into the ground a series of gas-filled pipes cooled in part by electrical refrigeration. This system is a variation on ground-freezing techniques Long has used in cold climates, he said... freezing system works this way: A steel pipe filled with pressurized carbon dioxide gas or another refrigerant is inserted into the ground, with one end sticking out. During the winter...