![]() Some examples of structures with a combination of these forces are metal buildings, canopies, and monopole telecommunication tower foundations. Helical anchors are ideal for applications where there is a need to resist both tension and axial compression forces. Electric utility companies began to use helical anchors for tie down anchors on transmission towers and for guy wires on utility poles. ![]() When hydraulic motors became readily available in the 1960s, allowing for easy and fast installation of helical anchors, their popularity flourished. Sporadic use of helical anchors has been documented throughout the 19th and early 20th centuries, mainly for supporting structures and bridges built upon weak or wet soil. ![]() Helical anchors have been used in the earth-boring industry for more than 170 years and bring “new” solutions to the soil stabilization and foundation industry. ![]()
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February 2023
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