TestLab

Soil Testing

Essential soil insights, delivered efficiently.

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From moisture to compaction, we deliver accurate soil analysis with quick turnaround — helping you build smarter, safer, and on schedule.

Our IANZ-accredited laboratory provides precise and efficient soil testing to support civil construction, earthworks, and geotechnical design. From moisture content and compaction to strength and classification, we deliver dependable data with quick turnaround times—helping you make informed decisions and keep your project moving.

Our Lab

Our fully equipped laboratory provides precise, IANZ-accredited testing for soil, aggregate, and construction materials. With a focus on fast turnaround times and dependable results, we support projects of all sizes—from initial investigations to final compliance.

Soil Test Catalogue

Soil Property & Strength Tests

  • Atterberg Plasticity Index
  • California Bearing Ratio (CBR) (STD / Stab. STD / HVY / Stab. HVY / Vibe / Stab. Vibe)
  • Clay Index
  • Cone Penetrometer
  • Indirect Tensile Strength (ITS) / Mould
  • Linear Shrinkage
  • Liquid Limit
  • Max./Min. Density
  • Maximum Dry Density (MDD) Single Point
  • Maximum Dry Density (MDD), Standard / Heavy / Vibe
  • Unconfined Compressive Strength (UCS)
  • Water Content

Aggregate Quality & Grading Tests

  • AP20 / AP40 / AP65 / AP100+ Wet/Dry Sieve
  • Chip Analysis (Grades 2–4, 5 & 6)
  • Cleanness
  • Cohesionless Fill Wet/Dry Sieve
  • Crushing Resistance
  • Density & Absorption (4407, ASTM C127/C128)
  • Flakiness
  • Los Angeles Abrasion
  • Sand Equivalent (SE)
  • Sands / PAP / Dust Wet/Dry Sieve
  • Solid Density (Pycnometer / Immersion)
  • Soundness of Aggregate
  • Weak Particles

Durability & Performance Tests

  • Concrete Cylinder Compression
  • Ethelene Glycol
  • Repeat Load Triaxial (Outsourced)
  • Weathering Index
  • Wet/Dry Strength Variation

Services

Site Testing

Reliable field testing to determine ground performance and ensure suitability for development.

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Geo-Technical Testing

Site-specific geotechnical investigations to support foundation design and structural planning.

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Services Catalogue

Your guide to the specialised testing solutions we provide across New Zealand.

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Trusted Quarry Partners


We are proud to support a range of respected quarry operations across the region. Through accurate testing, technical expertise, and responsive service, we help our clients maintain quality, compliance, and efficiency in every stage of production.