Services
Drilling and Subsurface Exploration Consulting
We provide subsurface exploration and drilling services to clients through conventional test borings, cone penetrometer soundings, and monitoring well installations.
Services include, but are not limited to:
Drilling Services
- Standard Penetration Test (SPT) Borings
- Auger and Mud-Rotary Drilling
- Low-Clearance Access Drilling
- Monitoring Well Installation
- Rock Coring
- Shelby Tube Sampling
- Concrete & Asphalt Coring
- Well Rehabilitation
- Well Abandonment
- Rock and Soil Packer Testing
Instrumentation Installation
- Inclinometers
- Vibrating Wire Piezometer
- Rod and Magnet Extensometers
In-Situ Testing
- Electronic Cone Penetrometer Testing (CPT)
- Seismic Electronic Cone Penetrometer Testing (SCPT)
- Dilatometer Testing (DMT)
- Rock and Soil Permeability Testing
- Yield Testing for Municipal, Commercial, and Industrial Wells
- Pressure Meter Testing (PMT)
- Infiltration Testing
Featured Projects
Laurel Elementary School
Sussex County, DE
Westchester Medical Center
Westchester County, NY
M-NCPPC Wheaton Headquarters
Montgomery County, MD
Highway 274 Force Main Replacement
York County, SC
Partner With Us
With more than 500 engineers, geologists, scientists, technicians, and support personnel, GTA has the expertise, resources, and experience to meet your needs. Reach out to us today.