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Identify Hazardous Sub-surface Geologic Features that SPT Borings Can Miss

by Jim Olson, P.G.

October 18, 2015

Electrical Resistivity Imaging is a sophisticated geophysical surveying tool that can be utilized to map and characterize the subsurface geology over a large area quickly and at significant reduced costs compared to random placement of standard penetration test boring.

An Economical Pre-Mining Tool Electrical Resistivity Imaging is a sophisticated geophysical surveying tool that can be utilized to map and characterize the subsurface geology over a large area quickly and at significant reduced costs compared to random placement of standard penetration test boring. What is Electrical Resistivity? Electrical resistivity measurements involve the passing of an electrical […]

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Buried Karst Creates Hazards and Project Delays


Learn how hazardous karst interferes with construction projects if not identified properly...

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