Carlson Testing Inc

Carlson Testing Inc

Geotechnical Services

Carlson Testing, Inc. provides complete geotechnical field services for all types of projects. In addition, our A2LA (American Association for Laboratory Accreditation) Laboratory can provide the laboratory testing needed for any project. And we have provided field and laboratory testing to meet our clients' needs for almost 25 years. Our staff includes a wide range of experienced professional engineers, engineering geologists, geologists and certified field technicians. We offer rapid response at reasonable fees and would appreciate the opportunity to assist you with your next project.


  • Compaction/ In-Place Density Testing
    • Nuclear Densometer Method
    • Sand Cone Method
    • Performance Evaluation (Proofroll)
    • ODOT Certified Technicians
  • Field Moisture Content Evaluation
  • Fill Control


  • Infiltration Testing
  • Field California Bearing Ratio (CBR)
  • Dynamic Cone Pentrometer (DCP)
  • Subsurface Explorations
    • Borings
    • Test Pits
    • Dutch Cone Penetrometer
  • Complete A2LA/ODOT Accredited Lab
    • Proctor/Compaction Curves
    • Recompacted CBR
    • Sieve Analysis
    • Direct Shear Testing
    • Moisture/Density Determination
    • Consolidation Analysis

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