Barnson’s geotechnical and materials testing services are the most comprehensive in the central west NSW region.

Our multidisciplinary team approach offers you a clear point of difference, because we thoroughly understand what you are building as well as the structural requirements to ensure its integrity and longevity. This combined capability and experience ensures that our geotechnical designs and investigations always meet your needs.

We work with clients across NSW, from large scale mining, civil and industrial projects through to residential site classifications and foundation designs.

Our services include:

  • Commercial, industrial and residential development investigations
  • Pavement investigations and design for a wide range of civil projects, including urban and rural roads, roundabouts, rail and other large-scale works
  • Construction and earthwork quality reports, including on-site monitoring
  • Bridge site investigations
  • Mine site development investigations
  • Dam site investigations
  • Residential site classifications and foundations design
  • Effluent system designs.

Geotechnical Consulting

Brett Harvey, Brett Harvey Design and Construction, Dubbo

We build custom designed homes for clients and knowing that Barnson has designed our clients’ foundations properly gives us peace of mind. Their engineering and soil testing timeframes are exceptional. We are never waiting on them for documentation. We are very happy with Barnson and look forward to a long and happy relationship for us both.


Brett Harvey, Brett Harvey Design and Construction, Dubbo