Service Area

Geotechnical Engineering

Comprehensive Geotechnical Expertise To Mitigate Risk

Providing Innovative Geotechnical Solutions for Challenging Sites

Geotechnical sampling with drill rig near slope along riverbank.

Terraphase delivers cost-effective, practical geotechnical solutions for residential, commercial, utility, and industrial projects. We have extensive experience working with municipalities, school districts, developers, and other private clients to support projects from feasibility through construction.

Our geotechnical services include:

  • Geotechnical feasibility studies
  • Geologically hazardous area evaluations
  • Slope stability analysis
  • Seismic hazards evaluation
  • Liquefaction analysis and settlement mitigation
  • Shallow and deep foundation design
  • Ground improvement solutions
  • Retaining wall and reinforced slope design
  • Pavement design
  • Infiltration feasibility and field confirmation testing
  • Peer review and litigation support
  • Construction monitoring and density testing
  • Geotechnical laboratory testing

Representative Projects

See How We’ve Made A Difference Across Diverse Industries

Meet Our

Geotechnical Engineering Senior Practitioners

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Christopher Alger, PG, CHG, CEG

Senior Principal Engineering Geologist

Christopher’s Profile