Advanced soil testing

Shear strength of soil



Cyclic tri-axial apparatus

Test capabilities:

  • Perform test according to ASTM, AS, and TMR standards
  • CD, CU, UU tests on re-compacted and undisturbed samples
  • CU test with pore-water pressure measurement
  • Repeated load triaxial tests using standard or customised load waveform
  • Dynamic load using real-earthquake or customised waveform with the maximum frequency of 70Hz
  • Stress or strained controlled tests
  • Sample diameters: 50mm, 100mm and 150mm
  • Maximum load capacity using laboratory compressed air system: 10kN


Large direct shear apparatus

Test capabilities:

  • Drained shear strength of soils according to ASTM D-3080, AS 1289.6.2.2, Q181
  • Sample sizes: 300mm x 300mm (150mm height) and 150mm x 150mm (150mm height)
  • Geogrid pull-out resistance
  • Load capacities: vertical = 100kN; horizontal = 100kN


Small direct shear apparatus

Test capabilities:

  • Measure shear of soil according to ASTM D-6528, AS 1289.6.2.2, Q181
  • Monotonic loading
  • Sample sizes: square: 100mm x 100mm (43mm sample height), circular: 63mm diameter and 20mm height
  • Load capacity: vertical = 4.5kN; shear = 4.5Kn
  • Undisturbed and re-compacted samples

Consolidation properties of soil



Consolidation/swell apparatus (Incremental consolidation apparatus)

Test capabilities:

  • Measure consolidation properties of clay according to ASTM D-2435, As 1289.6.6.1, ……
  • Measure swelling properties of soil (ASTM D-4546)
  • Stress or strain control loading
  • Sample size: 50 – 100mm diameter, 20 – 50mm height
  • Load capacity: 10kN
  • Fully automated
  • Re-compacted and undisturbed samples


Constant rate of strain (CRS) consolidation test system

Test capabilities:

  • One-dimensional consolidation properties of soil using controlled strain loading according to ASTM D-4186
  • Load capacity: 11kN
  • Stress or strain control loading
  • Fully automated
  • Re-compacted and undisturbed samples


Rowe consolidation apparatus

Test capabilities:

  • One-dimensional consolidation properties of soils according to ASTM D-2435, BS 1377,…..
  • Pressure capacity: 1000kPa
  • Sample diameter: 100mm and 150mm