Geotechnics Philippines Incorporated

Laboratory Tests


Texture, Plasticity & Density Characteristics

  • Laboratory Determination of Water Content of Soil and Rock
  • Liquid Limit, Plastic Limit and Plasticity Index of Soils (Atterberg Limit)
  • Particle-Size Distribution (Gradiation) of Soils using Sieve Analysis
  • Particle-Size Distribution (Gradiation) of Fine-Grained Soils using the Sedimentation (Hydrometer) Analysis
  • Specific Gravity of Soils
  • Shrinkage Factors of Soils by Mercury Method
  • Unit Weight of Soils
  • Laboratory Compaction Characteristics of Soils using Standard Effort [12,400 ft-lb/ft (600 kN-m/m)]
  • Laboratory Compaction characteristics of Soil using Modified Effort [56,0000 ft-lb/ft (2,700 kN-m/m)]
  • Moisture, Ash and Organic Matter of Peat and Other Organic Soils
  • California Bearing Ration (CBR) of Laboratory - Compacted Soils
  • Minimum and Maximum Index Density / Unit Weight of Soils

Mechanical Properties

  • Laboratory Miniature Vane Shear test for Saturated Fine-grained Clayey Soil
  • Unconfined Compressive Strength of Cohesive Soils
  • Direct Shear Test of Soils under Consolidated Drained Conditions
  • One Dimensional Consolidation properties of soils
  • Unconsolidated Undrained Compressive Strength of Cohesive Soils in Triaxial Compression
  • Consolidated Undrained Triaxial Compression Test on Cohesive Soils
  • Consolidated Drained Triaxial Compression on Cohesive Soils

Hydrologic Properties

  • Permeability of Granular Soils-Constant Head Method
  • Permeability of fine-grained Soils- Falling Head Method
  • Pinhole Dispersion Test

Rock Deformation and Strength

  • Slake Durability of Shale and Similar Weak Rock
  • Splitting Tensile Strength of Intact Rock Core Specimen
  • Unconfined Compressive Strength of Intact Rock Core Specimen
  • Point Load Strength Index of Rock
  • Direct Shear Test
  • Compressive Strength and Elastic Moduli of Intact Rock Core Specimen
         Method A: Triaxial Compressive Strength of Undrained Rock Core Specimens without Pore Pressure measurements
         Method C: Uniaxial Compressive Strength of Intact Rock Core Specimen


  • Specific gravity and Absorption of Fine Aggregates
  • Specific gravity and Absorption of Coarse Aggregates
  • Clay Lumps and Friable Particles in Aggregates
  • Organic Impurities of Fine Aggregates
  • Resistance to Degradation of Small-size coarse aggregates by Abrasion and Impact in the Los Angeles Machine
  • Resistance to Degradation of Large-size Coarse Aggregates by Abrasion and Impact in the Los Angeles Machine
  • Total Moisture Content of Aggregate by Drying
  • Material Finer than 0.75mm (No. 200) sieve in mineral aggregates by washing
  • Sieve Analysis of Fine & Coarse Aggregates
  • Soundness of Aggregates by use of Sodium Sulfate or Magnesium Sulfate
  • Surface Moisture Content in Fine Aggregates
  • Unit Weight and Voids in Aggregate
  • Lightweight pieces in aggregates
  • Emerson Aggregate Test
  • Resistance of Fine Aggregate to Degradation by Abbrasion in the Micro-Deval Apparatus

Concrete Mixtures

  • Slump of Portland Cement Concrete
  • Making and Curing Concrete Test Specimen
  • Capping Cylindrical Concrete Specimen
  • Compressive Strength of Beam Concrete Specimen
  • Flexural Strength of Beam Concrete Specimen using third point loading
  • Specific Gravity and Adsorption and Voids in Hardened Concrete
  • Obtaining and Testing Drilled Cores

Asphalt Tests

  • Quantitative Extraction of Asphalt Binder from Asphalt Mixture
  • Bituminous Mix Testing
  • Resistance to Plastic Flow of Bituminous Mixtures using Marshall Apparatus
  • Resistance of Compacted Asphalt to Moisture Induced Damage
  • Theoretical Maximum Specific Gravity and Density of Bituminous Paving Mixtures
  • Bulk Specific Gravity and Density of Non-Absorptive Bituminous Paving Mixtures
  • Percent Air Voids in Compacted Asphalt Mixtures; Degree of Compaction in Compacted Asphalt Mixtures