3D Laser Scanning
Civil Engineering
Construction Engineering and Inspection
Dam Consulting
Environmental
Geophysics
Geotechnical Engineering
GIS and Geospatial Solutions
Hydrographic Survey
Land Planning
Land Surveying
Landscape Architecture
Materials Testing
Mobile Mapping
Special Inspections
Subsurface Utility Engineering (SUE)
Transportation Geotechnical Engineering
Water Resources

Geophysical Services

Do you have a subsurface problem? Our geophysicists are available to assist you using non-intrusive or minimally invasive techniques that are proven to help solve problems and add value to projects.

Example Geophysical Services

Locating underground storage tanks (USTs)

Collecting seismic data for IBC site class

Delineating extent of landfills

Characterizing sinkholes and karst features

Mapping dam seepage paths

Locating voids

Mapping lake sediment thickness

Locating steel reinforcement

Typical ESP Geophysical Methods

Ground-Penetrating Radar (GPR)

Electromagnetic (EM) Induction

Seismic Refraction

Surface Wave Seismic

Seismic Reflection

Electrical Resistivity Imaging (ERI)

Induced Potential (IP)

Self-Potential (SP)

Micro-Gravity

Magnetometer and Gradiometer

Borehole Geophysics

Overwater/Underwater Geophysics

For more information about our geophysical services, please contact our department manager, Ned Billington, PG at: geophysics@espassociates.com, (336) 232-5211, or one of our offices