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.
Visit USBR Engineering Geology Group
Manufacturer of synthetic products for tunneling and foundations: sleeved pipes for grouting, glass fiber bars for anchors, bolts, temporary and permanent reinforcements, drainage pipes, inclo-casings, waterstop. Visit Sireg
Geotechnical and tunnel design consultant with offices in Colorado, New York, Texas and Massachusetts. Visit Brierley Associates
Great blog on all things related to Google Earth. Visit Google Earth Blog
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