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Subsurface
Geophysical Surveys
The following provides a summary of the more common subsurface geophysical survey
techniques we perform. Below
each is a listing of specific applications with some example data
displays.
Seismic Reflection
Surveys
-
Investigation
of Subsurface Faulting view
example
-
Investigation
of Landslide Rupture Surfaces view example
-
Subsurface
Profiling for Investigation of Tunneling and Horizontal Drilling
-
Subsurface
Profiling for Deeper Groundwater Investigations
-
General
Investigation of Deeper Subsurface Geology
Seismic
Refraction Surveys
-
Investigation
of Subsurface Faulting view
example
-
Investigation
of Bedrock Seismic Velocity for Rippability Studies view example
-
Subsurface
Profiling for Shallow Groundwater Investigations
-
General
Investigation of Shallower Subsurface Geology
Passive
Seismic Surveys-
Using the Refraction Microtremor Method
Crosshole and Downhole
Seismic Surveys-
Using P and S-Wave Energy Sources
Electrical
Resistivity Profiling- Using DC and Transient EM Methods
-
Investigation
of Groundwater Conditions view example
-
Investigation
of Subsurface Cavities and Voids
-
Investigation
of Soil Resistivity for Pipeline Corrosion Studies
-
General
Investigation of Subsurface Geology
Ground-Penetrating Radar Surveys
-
Investigation
of Near-Surface Faulting in Bedrock
-
Investigation
of Underground Storage Tanks (USTs) view example
-
Investigation
of Buried Wastes and Previous Excavations
-
Investigation
of Subsurface Cavities and Voids
-
Investigation
of Subsurface Pipelines
-
Investigation
of Geologic Conditions Beneath Buildings and Highway Structures-
Using Crosshole Radar Tomography
Magnetic
and Electromagnetic Multi-Sensor Surveys
-
Investigation
of USTs
-
Investigation
of Subsurface Pipelines
-
Investigation
of Buried Wastes and Landfill Boundaries
-
Location
of Abandoned Oil Wells
Borehole
Geophysical Logging
-
General
Investigation of Subsurface Geology
-
Investigation
of Subsurface Bedding for Landslide Investigations
-
Investigation
of Groundwater Conditions
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