A very well-respected specialty geotechnical contractor. They have a number of nice technical articles and case studies published on their website.
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ROCK Australia
Visit ROCK Australia
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Atlas Foundation Company
Atlas Foundation Company specializes in providing deep foundation contracting services for the U.S. Midwest, including solutions related to the installation of piles, helical piers, earth retention systems, anchors, and more. Visit Atlas Foundation Company
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Geo Photo Album
A very nice collection of photos of geotechnical failures, geotechnical construction projects and methods. Put together by Ross W. Boulanger at UC Davis and James Michael Duncan from Virginia Tech, Blacksburg. Visit Geo Photo Album