What we do

GWA was established in 2019, and we are dedicated to delivering projects with a highly skilled team of professionals who possess extensive experience in geotechnical engineering, engineering, and geomorphology, all while adhering to the highest standards.

We are committed to fostering a work environment where every employee feels valued, treated equitably, and recognised for their contributions to our collective success.

Engineering Geology

Desktop studies
Engineering geological mapping
Geomorphological studies
Development of robust ground models which reflect the available data, updating them as the project progresses
Definition of key geotechnical mechanisms which define ground investigation requirements
Site Investigations - drilling, test pits, ripping trials, Cone Penetrometer Testing (CPT), in situ testing, laboratory testing, geophysical survey, instrumentation; all carried out in accordance with AS1726-2017
Material re-use and definition of suitable high quality fill sources/borrow assessments

Geotechnical Engineering

Earthworks analysis and design
Soil and rock slope assessments
Rockfall assessments
Settlement analysis
Design of foundations
Bearing capacity assessments
Geohazard assessments
Rail and road pavement design
Forensic engineering
Construction support
Assessment of poorly performing earthworks and design of improvement works

Asset Investigation and Renewals

Routine maintenance and end-of-life investigations for revenue assets
Developing bespoke engineering solutions with a focus on efficient processes, minimising material waste and maximising production during time constrained closure windows
Incorporation of geotextiles to improve performance of assets
On site supervision of earthworks and providing rapid engineering solutions
Strong background in earthwork and infrastructure renewals from the civil and mining sector with a firm understanding of non-geotechnical processes and construction methods

Natural Hazard Support

Providing rapid response to assess sites that have been impacted by natural weather events
Design of interim and long term remedial solutions to return the site back to operation and minimise disruption to production
Construction support during urgent and planned remedial works
Landslide and slope stability specialists
Providing long term hazard assessments to mitigate potential damage to areas of risk

Documentation Design, Review and Assistance

Design services for updates to client documents such as Specifications, Guidelines and standard drawings
Independent review of construction documentation such as Manufacturer Data Reports and Quality Plans
Peer review of project design elements and reporting
Administration of construction contract tasks on behalf of the client
Assistance in resolving engineering disputes during construction works on behalf of the client