Geoquest has been providing innovative solutions for major infrastructure projects in Australia and New Zealand since 1974.

Geoquest Australia & New Zealand specialises in reinforced backfill applications, soil-structure interaction, precast concrete solutions, advanced geosynthetics and environmental hazard protection.

Latest News & Media

  • A TerraStack® Precast Modular Panel Retaining Wall System by Geoquest aerial view

TerraStack® Modular Retaining Wall System

Modular precast concrete retaining wall system, TerraStack®, launched by Geoquest for manual handling and ease of installation.

Introducing Geoquest Design

Smarter Preliminary Design for Infrastructure Projects Geoquest Design, a new digital platform that represents the next evolution in precast [...]

  • Geoquest Photography Exhibition promotion banner with image of colourful retaining wall - entry open to engineers, contractors, consultants, photographers and students

Geoquest Photo Competition

Now open! Geoquest Launches Photography Competition with $2,000 Prize Pool. Framing precast and retaining in infrastructure – Capturing form, scale, and presence in context through photography.

  • Picture of red earth development: Pilbara Ports is progressing the development of a new multi-user facility and logistics hub at Lumsden Point in the Port of Port Hedland. The Lumsden Point development will facilitate the export of battery metals such as lithium and copper concentrates, the import of renewable energy infrastructure including wind turbines and blades, as well as support the growth of direct shipping services to the Pilbara.

Geosynthetics Changing the Game

Geosynthetics are changing the game for infrastructure delivery. Pioneers like Geoquest are taking the lead in the application of these components, creating new project possibilities.

FAQ – Precast Concrete Arches

Precast concrete arches are prefabricated, modular structures assembled on site to form tunnels, bridges, and crossings.

40 Years of Reinforced Earth® in New Zealand

Geoquest has strengthened New Zealand’s infrastructure for 40 years. Clyde Dam and Cromwell Gorge is a benchmark in long‑term geotechnical resilience.

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Project Spotlight

2025-02-20T01:09:57+00:00
Aerial view of new construction works completed for the South Geelong to Waurn Ponds Duplication Rail Project

Victoria’s Big Build – Rail Transformation

The South Geelong to Waurn Ponds Duplication Rail Project; supplying 13,700m² of TerraPlus® mechanically stablised earth retaining walls as we play our part in Victoria’s Big Build.

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