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STS is a soil, rock, asphalt and aggregates materials testing laboratory operating in Sydney since 1975.

Our STS laboratory performs a wide range of NATA-endorsed tests to Australian Standards AS1289, AS1141, AS2891 test methods as well as NSW RMS and ASTM test methods.  Our specialist testing includes triaxial, permeability, consolidation, strength and asphalt mix compliance testing.

We also offer on-site testing services for sampling and testing of pavements, fill platforms, trench backfills and dams.  Our STS staff provide a prompt and reliable service with a quick turnaround of results.  Our Client base includes major civil contractors, Sydney Water, Transport for NSW, Sydney Trains, leading consulting engineers, site developers and the Department of Defence.

A sample of our completed projects:

  • Former Boral Quarries, Moorebank
  • Sydney Olympic Park venues
  • Sydney Domestic Airport Taxiways
  • Rozelle Tunnel (material compliance)
  • Northwest Rail
  • Richmond Air Force Base
  • Breakfast Point Development
  • Penrith Lakes Development
  • Southern Sydney Freight Line
  • Sydney Light Rail
  • Northconnex
  • Port Botany Container Terminal

David Treweek

Principal – Laboratory Manager

M: 0419 800 598

Tom Finnegan

Earthworks Manager

M: 0405 155 918

Contact us today to see how we can help you.