About Smooth Flow Hydro

A part of the Smooth Flow Group of Companies, Smooth Flow Hydro Excavation are one of South Australia’s most trusted partners for major hydro excavation and underground locating works across the state.

What makes us the state’s leading hydrovac team?

As part of the Smooth Flow Group of leading civil companies, Smooth Flow Hydro has established itself as a knowledgeable and experienced team able to tackle any non-destructive excavation job, no matter how large or complex. We tailor our hydrovac services to accommodate a diverse range of underground locating and mapping applications that grant ultra-precise data on all your subsurface networks, which include cables, pipelines, water mains, and much more. 


We’re committed to total safety, ensuring that all our work is completed in accordance with the highest industry standards, and we guarantee that our hydrovac services are tailored to meet the exact needs of each individual client, ensuring a superior end result every time.

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South Australia’s largest vacuum excavation unit

Smooth Flow Hydro Excavation takes pride in our fleet of state-of-the-art hydrovac equipment, which includes our 10,000L vacuum truck – one of the largest that is commercially available in the state.


With its impressive tank capacity, it can cater to the state’s biggest civil and commercial hydro excavation jobs, handling even the most challenging projects with ease, with our team ensuring that your project is completed efficiently and effectively. 

10,000L vac unit

Part of the Smooth Flow Group of companies

Smooth Flow Hydro is an important part of the Smooth Flow Group, a consortium of civil companies that operates in South Australia and which also includes Smooth Flow Traffic Management, Smooth Flow Civil Contracting, and Send It Marine


Together, the Smooth Flow Group offers one of the state’s most comprehensive civil contracting services to effectively assist clients across the state with their complete project needs.

Learn about the Smooth Flow Group

What are our statewide excavation and locating services?

Hydro excavation services

Underground locating services

Where do we service?

Our statewide hydro excavation and locating 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, 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

Get in touch to learn more


If you're looking for hydrovac or location services across South Australia, our team is always ready to help you with your project so don't hesitate to reach out to us today with your enquiry.


Simply give us a call or fill out our online contact form with your details, and we'll get back to you as soon as possible to discuss your job. We're committed to providing you with a quick and easy quote upon your request, so be sure to contact our team now to get started.

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26B Kay Ave, Berri SA 5343, Australia

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