Roctest is a world leader manufacturer of instrumentation used in civil engineering projects such as dams, tunnels and other large infrastructures, including tall buildings and mines. Roctest manufactures geotechnical and structural instruments for monitoring and field testing of soil, rock, concrete and steel structures which include extensometers, inclinometers, piezometers, water level systems, cells & stressmeters, strain gauges, settlement systems, packers, in-situ testing and laboratories equipment, as well as readout units and dataloggers.
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Geoengineer Group
Partially affiliated with the Geoengineer.org website, this Yahoo! Group has over 900 members that submit geotechnical questions for the entire membership to respond on. Visit Geoengineer Group
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TXDOT Geotechnical Manual
The purpose of this manual is to guide TXDOT districts in geotechnical investigation and design for project development. Visit TXDOT Geotechnical Manual
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Skyline Steel
Skyline Steel is recognized as the premiere provider of steel foundation solutions in North America. Skyline supplies world class sheet pile, bearing pile and pipe pile systems and structural steel fabrication. Visit Skyline Steel