Geotest Construction Materials Engineering and Construction Observation

Geotechnical Testing

Index Tests

  • Water Content of Soil and Rock
    ASTM D2216
  • Liquid Limit, Plastic Limit and Plasticity Index of Soils
    ASTM D4318
  • Shrinkage Factors of Soils
    ASTM D 427
  • Bulk Density
    ASTM D 2937
  • Particle Size Analysis of Soils
    ASTM D 422
  • Amount of Material in Soil Finer Than NO. 200 (0.075 mm) Sieve
    ASTM D 1140
  • Specific Gravity of Soils
    ASTM D 854
  • Moisture, Ash, Organic Matter of Peat and Other Organic Soils
    ASTM 2974
  • Resistivity of Soils
    ASTM 2974
  • pH of Soils
    ASTM D 4972
    ASTM G 51 (corrosion testing)
  • Dry Preparation of Soil Samples
    ASTM D 421

Laboratory Compaction Tests

  • Laboratory Compaction Characteristics of Soils using Modified Effort
    ASTM D 1557
  • Laboratory Compaction Characteristics of Soil using Standard Effort
    ASTM D 698

Consolidation Tests

  • One Dimensional Swell or Settlement of Cohesive Soils
    ASTM D 4546
  • One Dimensional Consolidation Properties of Soil
    ASTM D 2435

Hydraulic Conductivity Tests

  • Permeability of Granular Soils (Constant Head)
    ASTM D 2434
  • Hydraulic Conductivity of Porous Materials using a Flexible Wall Permeameter
    ASTM D 5084
  • Hydraulic Conductivity of Porous Materials using a Rigid Wall Permeameter
    ASTM D 5856
  • Compatibility Testing
    EPA SW 846, Method 9100

Strength Tests

  • Unconfined Compressive Strength of Cohesive Soils
    ASTM D 2166
  • Unconsolidated, Undrained Compressive Strength of Soils in Trianxial Compression
    ASTM D 2850
  • Consolidated, Undrained Triaxial Compression Test on Cohesive Soils
    ASTM D4767
  • California Bearing Ratio (CBR) on Laboratory Compacted Specimens
    ASTM D 1883
  • Laboratory Miniature Vane Shear Test
    ASTM D 4648
  • Unconfined Compressive Strength of Compacted Soil-Lime Mixtures
    ASTM D 5102
  • Making and Curing Soil-Cement Compression and Flexture Test Specimens
    ASTM D 1632
  • Compressive Strength of Molded Soil-Cement Cylinders
    ASTM D 1633

Field Tests

  • Density of Soils in Place by the Sand-Cone Method
    ASTM D 1556
  • Pressuremeter Testing in Soils
    ASTM D 4719
  • Density of Soils in Place by Nuclear Method
    ASTM D 2922
  • Water Content of Soil and Rock by Nuclear Method
    ASTM D 3017
  • Field Logging of Subsurface Explorations of Soil and Rock
    ASTM D 5434

Miscellaneous Tests

  • Calcium Carbonate Content
    ASTM D4373
  • Insoluble Residue in Carbonate Aggregates
    ASTM D 3042
  • Settling Test
    U.S. Army Corps of Engineers Manual EM 1110-2-527
  • Density of Bentonite Slurries
    API RP13B-1
  • Marsh Funnel Viscosity of Bentonite Slurries
    API RP13B-1
  • Field Determination of Water Content of Soil by Calcium Carbide Gas Method
    ASTM D 4944
  • Freeze Thaw of Compacted Soil-Cement Mixtures
    ASTM D 560

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