Voids / Cavities
The gravity method, using the CG-6 Autograv™ Gravity Meter is very good at detecting even the smallest of voids close to surface.
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The CG-6 Autograv™ is the next generation land gravity meter combining a modern, intuitive user interface with our renowned quartz sensor technology housed in a rugged yet lightweight enclosure. The new CG-6 offers fast, reliable and precise gravity measurements and includes an array of mapping and post processing functionality with our new Lynx LG software conveniently installed on the optional tablet computer.
The Gravilog™ slim-hole probe is designed to be deployed down to a depth of 2,400 meters (7,874 feet; 4 conductors) inside smaller boreholes, (NQ drill rods, 57.2mm [2¼ in]) with deviations from vertical of up...