With hundreds of geotechnical engineers, soils technicians, and drillers on staff, Tetra Tech is one of the largest firms based in North America, providing geotechnical solutions worldwide. We use state-of-practice techniques and test procedures to investigate, analyze, and develop geotechnical engineering recommendations and designs for simple to complex problems relating to groundwater, soil, or rock.
Services
- Onshore and offshore site investigations
- Foundation investigations and design
- Geohydrology
- Permafrost engineering and geothermal analysis
- Geologic hazard identification
- Rock cut and tunnel design
- Avalanche and rockfall evaluations
- Seismic hazard evaluations and earthquake engineering
- Assessment and design of earth and rock fill dams
- Sedimentation control studies
- Engineering risk assessment
- Slope stability analysis
- Slope remediation and reclamation
- Granular resource evaluations
- Dewatering and seepage analysis
- Geotechnical laboratory testing
- Contaminated land investigation, risk assessments, remedial works design, and validation
- Corridor route evaluations for roads, railways, and pipelines
- Design of road, railway, and airstrip embankments
- Soil-pipe interaction design guidance for pipelines and hydrocarbon well casings
- Waste facilities design
- Construction quality assurance
- Construction material evaluations
- Value engineering to optimize design
- Expert witness services
Tetra Tech’s geotechnical engineering team complements specialized expertise with knowledge of local and regional regulations and conditions. Learn more about our services:
Providing innovative and cost-effective ground improvement strategies to overcome deep and soft soil challenges on the SH16 Causeway upgrade
Designing reinforced soil retaining walls and a load transfer platform at the United Kingdom’s busiest railway interchange outside London
Providing value engineering services to help save more than £5M for a complex motorway junction
Designing the geotechnical temporary works to support excavations for cut and cover sections of a road tunnel under a river
Providing engineering, procurement, and construction services for new, integrated potable water facilities, from source through distribution