Laboratory Testing

  STS Consultants offers a full range of soils and materials laboratory testing to meet the most demanding requirements. STS maintains a large, modern laboratory facility with advanced equipment and the most current standard testing procedures.

Routine Testing
  • Visual Classification
  • Unconfined Compression
  • Unit Weight
  • Moisture Content
Special Testing
  • Static and Dynamic Triaxial
  • Hydraulic Conductivity
  • Consolidation
  • Direct Shear
  • Index (Grain Size and Distribution; Atterburg Limits, Specific Gravity, Organic Content)
Rock Mechanics
Special Testing
  • Permeability
  • Uniaxial Compression
  • Triaxial Shear Strength
  • Direct Shear Strength
  • Tensile Strength
Geotextile Testing
  • Permeability
  • Gradient Ratio
  • Equivalent Opening Size
  • Grab Strength
  • Puncture, Burst and Trapezoidal Tear
  • Pull-out Strength
  • Soil-Geotextile Systems
Construction Materials
Materials Testing and Analysis
  • Index Testing
  • Compressive Strength
  • Tensile Strength
  • Mix Designs
  • Bond Strength
  • Welding/Welder Qualification Tests
  • Permeability