Precision testing.
Defensible data.
The following testing capabilities are available across our registered laboratory network. When you post a project, PVGC matches you to labs with the exact equipment and certifications you need.
Are you a laboratory that performs these tests? Register your lab to receive project referrals →
Strength & Stiffness
Comprehensive soil strength characterization for geotechnical design, liquefaction assessment, and tailings analysis using both standard and large-scale triaxial and shear test equipment.
Monotonic Triaxial (Standard & Large Scale)
Large-scale variant
Direct Shear
Large Direct Shear
Resonant Column
Cyclic Triaxial (Standard & Large Scale)
Monotonic Direct Simple Shear
Cyclic Direct Simple Shear
Ring Shear
8 tests available in network · All ASTM compliant
Post a Strength & Stiffness project1-D Consolidation
Settlement prediction and compressibility characterization of fine-grained soils under one-dimensional loading conditions.
1-D Consolidation
Large-scale oedometer variant
1 test available in network · All ASTM compliant
Post a 1-D Consolidation projectHydraulic Conductivity
Precise measurement of soil permeability across a wide range of pressures and boundary conditions for seepage and drainage analysis.
Flexible Wall Permeameter
High Pressure Flexible Wall Permeameter
Constant Head Permeameter
3 tests available in network · All ASTM compliant
Post a Hydraulic Conductivity projectFilter Testing
Specialized filter compatibility and internal erosion testing critical for dam design and earthwork structures.
Filter Cohesion (Sandcastle)
Continuing Erosion Filter (CEF)
Pinhole Test
3 tests available in network · All ASTM compliant
Post a Filter Testing projectUnsaturated Soils
Advanced testing capabilities for partially saturated soils, covering hydraulic and mechanical behavior above the water table.
Soil Water Characteristics Curve (SWCC)
Hydraulic Conductivity of Unsaturated Soils
Unsaturated Monotonic and Cyclic Triaxial
3 tests available in network · All ASTM compliant
Post a Unsaturated Soils projectRock Testing
Full suite of intact rock and rock discontinuity testing, including a custom direct shear apparatus for joint characterization.
Triaxial Compressive Strength
Direct Shear of Discontinuities
Splitting Tensile Strength (Brazilian)
Unconfined Compressive Strength
Point Load Index Test
Leeb Hardness
6 tests available in network · All ASTM compliant
Post a Rock Testing projectIndex Testing
Essential soil classification and physical property testing to characterize material behaviour and support design parameters.
Moisture Content
Grain Size Analysis
Atterberg Limits
Specific Gravity
Standard & Modified Proctor
Maximum & Minimum Density
6 tests available in network · All ASTM compliant
Post a Index Testing projectReady to start your testing program?
Post your project and PVGC will match you with qualified, vetted labs within 24 hours.