Services
Current Accreditations and Permits


TEST PROCEDURES
Identification, Classification and Physical Property Testing
- Consistency Determination
- Varve Count
- Soil Decription and Classification
- Water Content
- Atterberg Limits
- Particle Size Tests
- Specific Gravity
Soil Static Strength Testing
- Standard Laboratory Vane
- Fall Cone
- Direct Shear and Direct Simple Shear Tests
- Direct Simple Shear Test -DSS (Special Order Test)
- Triaxial Tests
- Unconfined Compression
- Unconfined-Undrained Triaxial
- Consolidated Undrained Triaxial with pore pressure
- Consolidated Drained Triaxial
Soil Cyclic/Dynamic Testing
- Cyclic Triaxial Strength
- Cyclic Triaxial Properties
- Cyclic Direct Simple Shear Strength
- Cyclic Direct Simple Shear Properties
- Resonant Column
Soil Permeability (Hydraulic Conductivity) Testing
- Constant head permeability
- Falling head permeability
- Triaxial permeability
Consolidation and Expansion Testing
- Incremental Consolidation
- Swell Pressure
- Expansion Index Test
Compaction and CBR Testing
- Standard Impact Compaction Test
- Modified Impact Compaction Test
- One-point Impact Compaction Test
- Maximum and Minimum Index Unit Weight
- CBR (single point)
Rock Testing
- Moh's Hardness Determination
- Core Rock Specimen from Block Sample
- Dry Unit Weight
- Saturated Water Content
- Bulk Specific Gravity
- Porosity
- Rebound Hardness
- Total Hardness
- Point Load Strength
- Slake Durability
- Unconfined Strength
- Triaxial Strength
- Direct Shear Test
- Brazilian Splitting Test
- Permeability of Rocks by Flowing Air
- Direct Tensile Test
- Static Compression Determination of Elastic Moduli
- Cerchar Abrasion Index
Aggregate Testing
- Particle Size Tests
- Specific Gravity
- Los Angeles Abrasion
- Insoluble Residue in Carbonate Aggregate
Chemical,Dispersion, and Partial Saturation Testing
- Organic Content by burn-off
- Organic Content by Chronic Acid Titration
- Calcium Carbonate Content of Soils
- pH on soil specimen
- pH on soil specimen for corrosion
- pH on water/fluid specimen
- Conductivity on water/fluid specimen
- Soluble Salt Content of Soils
- Pin-hole
- Crumb
- Double Hydrometer
- Electrical Resistivity
- Thermal Conductivity/Resitivity
- Moisture Retention Curve
- AWWA Corrosion Suite (pH, resistivity, redox, sulfide presence)

Slurry and Backfill Testing
- Preparation of Bentonite Slurry
- Preparation of Cement/Bentonite Slurry
- Preparation of Soil/Bentonite Slurry Sample
- Preparation of Soil and Additive Sample
- Preparation of Standard Test Specimen for Curing and Testing
- Slurry Density by Mud Balance
- Slurry Viscosity by Marsh Funnel
- Slurry Viscosity by Rotational Viscometer
- Slurry Filter Cake by filter press
- Lime Stabilization Viability
- Filter Cake Permeability Test
- Unconfined Compression of Soil Cement Cylinders
- Unconfined Compression on Controlled Low Strength Material (CLSM)
- Standard Triaxial Permeability (Hydraulic Conductivity)
Concrete Testing
- Sample curing
- Mix Design
- Unconfined strength
