Homepage for one of the best free resources for engineering geologists, the USBR Engineering Geology Field Manual. They also have information on Terrestrial 3d Photogrammetry and LIDAR for rock mass characterization and other applications.
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Stone Strong Systems
Another massive retaining wall block system. Visit Stone Strong Systems
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Rembco Geotechnical Contractors, Inc.
Design/build solutions for soil stabilization, foundation support, and specialty grouting. Specializing in compaction grouting, micropiles, rock and soil anchors, soil nailing and cementitious and chemical grouting. Based in Knoxville, TN. Visit Rembco Geotechnical Contractors, Inc.
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Williams Form Engineering Corp.
A leading manufacturer of ground anchor systems, threaded bars, tiebacks, micropiles and soil nails. Visit Williams Form Engineering Corp.