Geotechnical

Two workers in safety gear inspecting equipment on a dock by water and stone building in the background

Our geotechnical engineers apply modern tools and methodologies to model, analyse and predict the behaviour of what lies beneath the surface.

From single projects to large scale programs of work, geotechnical engineers are often required to provide solutions in environmentally sensitive, unstable or highly complicated environments. The more ground knowledge you have at a site, the better the outcome of your project.

With a proven track record of success, our geotechnical consultants can provide innovative recommendations and solutions for your project, no matter the scale of work required.

Why choose our geotechnical consultants?

Tetra Tech Coffey is part of Tetra Tech, one of the world’s leading engineering consulting companies.

We share a common goal: to work alongside our clients to develop strategies and provide specialist geotechnical services to develop the best designs for sites – helping minimise risk and reduce construction costs.

With our Leading with Science approach we take great care to hone and nurture the passion, knowledge and expertise of our team to create a culture of collaboration and ingenuity, allowing us to deliver our client’s projects successfully.

With geotechnical engineers spread across the Pacific, we offer specialists from a local, national and international perspective – however, we always maintain a dedicated approach to our client’s projects so we can really understand where we can add value.

Related services

Urban construction site with orange barriers, cranes, trucks, and workers near modern office buildings

Deep Foundations

Aerial view of an excavator working on a rocky coastal slope near the ocean shoreline

Earthquake Engineering

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Expert Witness

Concrete dam with spillways, control gates, and adjacent buildings by rocky hillside

Geophysics

Worker inspecting equipment near white truck in grassy field with grazing sheep in the background

Ground Improvements

Groundwater

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Pavement

Aerial view of workers inspecting large boulders blocking a road after a landslide

Slope Engineering

Construction site with large tunnel boring machine and two orange excavators

Temporary Works

Empty curved highway tunnel with overhead lights and smooth concrete walls

Underground Spaces

Water flowing from a pipe into pond near a dirt road and rocky embankment

Water Retention Dams

Large construction site with heavy machinery, rusty pipes, and muddy ground near concrete retaining wall

Water Retention Systems

Contact our geotechnical engineers

Ensure your project is a resounding success with Tetra Tech Coffey. Our Geotechnical engineers can provide innovative recommendations and solutions for your project. Contact our team today.

New South Wales

Mike Norman
Operations Manager
[email protected]
Tel: 02 9406 1006

Queensland

David Collins
Geotechnical Leader
[email protected]
Tel: 07 3239 9602

Victoria, South Australia and Tasmania

Elmar Kaltenbach
Geotechnical Practice Leader
[email protected]
Tel: +61 3 9290 7172

Western Australia

Gurpreet Singh
Geotechnical Leader
[email protected]
Tel: 08 6218 2050

New Zealand

Chris Armstrong
Geotechnical Lead
[email protected]
Tel: +64 27 700 7243

Connect with us. Reach out to our experts.

Our featured geotechnical highlights

Moorebank Intermodal Rail Link Stage 1

Cockatoo Island Cliffs

Geraldton Port

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