Smooth Flow Hydro Excavations

Leading vacuum excavations in Adelaide and across South Australia

Smooth Flow Hydro Excavation is South Australia’s first choice for safe, reliable, and precise excavations. With the state’s largest 10,000L vacuum truck unit in our fleet, we offer a wide range of quality hydrovac and underground locating services, with our team delivering professional results no matter the type of job or where you’re located.

Building through innovation 

Envisioning the Future 

Empowering for Success

The state’s leaders in safe excavations for underground utilities

If you’re looking for South Australia’s most trusted and eco-friendly excavation services, Smooth Flow Hydro’s extensive range of underground services, matched with our statewide reach, is what makes us the best choice for unparalleled results.


A non-destructive alternative to traditional methods of excavation, our hydro excavation services provide a totally safe, rapid, and reliable method to remove soil and safely excavate major job sites. Not only this, but our team of underground service locators also precisely map and pinpoint all subsurface utility networks for a practicality that conventional digging cannot deliver.

Our non-destructive digging and underground services

Don't compromise on safeguarding your underground assets

Contact the Smooth Flow team now for the state's best hydro excavation and underground services.

Delivering high-quality excavations with our 10,000L vac truck unit

At Smooth Flow Hydro, we don’t just say we can deliver unmatched results – we can prove it with our 10,000L vacuum truck, which is one of the largest of any in the state.


With our fleet of vacuum excavation hire options and industry-leading equipment, we can deliver hydrovac jobs of any size, no matter whether you’re located on an urban job site or in the farthest reaches of the state.

Our 10,000L vac unit Read more

Areas we service

Our statewide underground locating and vacuum excavation services are available for a wide range of applications in Adelaide and across regional South Australia. This service range allows us to cater to the diverse needs of projects across the state, including for both urban and remote-based project locations.


Our services extend to such key statewide regions as: 

  • Adelaide

  • Coober Pedy

  • Nullarbor

  • Mount Gambier

  • Port Lincoln

  • Port Augusta

Contact us now


To learn more about Smooth Flow Hydro Excavation’s range of statewide hydrovac or underground location services, or to get a quick and easy quote for your project, be sure to get in touch with our team today with your enquiry.


Give us a call or fill out our online contact form with your details, and we’ll be sure to get back to you as soon as we can to get started on your job.

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26B Kay Ave, Berri SA 5343, Australia

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