News, announcements, policy updates, spotlighted websites, software updates and other info that may be of interest to practicing geotechnical engineers, engineering geologists, geophysicists, hydrogeologists and related professions.
The Evolution of Sonic Drilling, from Inventor Ray Roussy
Ray Roussy was a pioneer of the sonic drilling technique. In an interview with National Drilling Magazine, Roussy shares how the sonic drilling method began, what changes have occurred over time, and what some of […]
