Locations
Geo-Technology Associates, Inc., Pittsburgh, Pennsylvania
GTA opened the Pittsburgh, PA office in 2024 to serve the Western Pennsylvania, West Virginia, and Southeastern Ohio markets, providing Geotechnical Engineering and Construction Observation and Testing services for Clients in the Oil & Gas, Solar, Data Center, Industrial, Commercial/Retail, Healthcare, and Higher Education sectors.

Our Services

Geotechnical Services
- Geotechnical Feasibility Studies
- Subsurface Exploration
- Shallow and Deep Foundation Analysis and Design
- Retaining Wall Design/Recommendations
- Slope Stability Analysis/Design
- Landslide Remediation Analysis/Design
- Ground Improvement Design/Recommendations
- Deep Mine and Surface Mine Evaluation/Recommendations
- Stormwater Management – Infiltration Testing
- Seismic Analysis
- Geotechnical Instrumentation and Monitoring
- Flexible and Rigid Pavement Analysis/Design
- Full Depth Reclamation (FDR) Design
- Solar – Pile Load Testing
- Electrical Resistivity and Thermal Resistivity
- Geotechnical Laboratory Testing

Construction Observations and Material Testing (COT/CMT)
- Engineering Consultation
- Mass Grading – Subgrade Soil Evaluations and Structural Fill Testing
- Utilities – Trench Backfill Observations and Testing
- Retaining Wall Testing, Inspections, and Certifications
- Bituminous Concrete – Asphalt
- Full Depth Reclamation (FDR) and Soil-Cement Stabilization Oversight/Testing
- Foundations – Soil Bearing Capacity of Footings
- Structural Steel/CWI
- Laboratory Services
- Concrete Testing and Sampling
- Floor Flatness/Floor Levelness
- Landslide Remediation Oversight/Testing

Mass Earthwork-Foundations-Concrete – Military Facility in Pittsburgh
Featured Projects
Memberships & Associations







Our Team




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With more than 600 engineers, geologists, scientists, technicians, and support personnel, GTA has the expertise, resources, and experience to meet your needs. Reach out to us today.

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