Full-service geotechnical contractors and ground improvement specialists. Based in St. Louis, MO.
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US Geologic Survey – USGS
The USGS serves the Nation by providing reliable scientific information to describe and understand the Earth; minimize loss of life and property from natural disasters; manage water, biological, energy, and mineral resources; and enhance and […]
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ADSC – International Association of Foundation Drilling
The ADSC (Association of Drilled Shaft Contractors), founded in 1972 is a non-profit, international, professional, trade association representing the drilled shaft, anchored earth retention, micropile, and other related civil construction/design i Visit ADSC – International […]
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Loadtest, Inc.
A full-service deep foundation testing company specializing in bidirectional load testing using the Osterberg Cell (O-cell) method. Visit Loadtest, Inc.