Void Investigation for Pipeline Construction
THG Geophysics was asked to investigate an open hole that was exposed […]
Utility Mapping for New Gas Well Pads
As part of the development process for oil and gas well sites […]
Electrical Imaging of Mine Subsidence
Subsurface coal mining underlies many regions of southwestern Pennsylvania. The remnant subsurface […]
GF Instruments NEW LG-1 Galileo Land Gravity Meter
GF Instruments has just […]
Underground Storage Tank UST Investigation
One of the most useful applications of geophysical survey techniques is the […]
Utility Locating at Natural Gas Compressor Stations
THG Geophysics Ltd., has experienced staff proficient at utility locating in challenging […]
Electrical Imaging of Landfill Bedrock
Concerns were expressed about underlying bedrock conditions affecting settlement for a proposed […]
GPR – Mapping Roadway Voids at DFW Airport
Heavy vehicle use coupled with harsh weather conditions lead to deteriorating highway […]
MASW: Before & After Dynamic Compaction
As part of a Marcellus gas well pad construction project in Ohio, […]
2017 Southeastern Archaeological Conference
Come check out our booth at this years 2017 Southeastern Archaeological Conference! […]