Hydro excavation services in Adelaide and across South Australia

Smooth Flow specialises in hydro vacuum excavation services that deliver fast, effective, and environmentally friendly digging for a range of project types. With industry-leading expertise and state-of-the-art high-pressure water technology, we’re the trusted partner for civil and commercial projects across the state.

Our hydro and vacuum excavation services

Accommodating a diverse range of civil and commercial project requirements across the state, our trained technicians ensure clean and safe digging in even the most complex or sensitive ground and environmental conditions. Our vacuum excavation services are ideal for everything from large-scale constructions and developments, and is far more economical as compared to traditional excavation methods.


Our range of hydro vacuum excavation services includes:

Smooth Flow Civil Contracting

Non-destructive digging

Our non-destructive excavation services offer a safe alternative to mechanical digging and traditional soil removal methods, using advanced hydro vac technology to protect underground utilities from unintentional damage.

Non-destructive digging
Smooth Flow Civil Contracting

Hydro excavation

Smooth Flow’s hydro vacuum excavations use high-pressure water to quickly and effectively cut through dirt, for efficient excavations that ensure minimal disruption to underground assets and the surrounding environment.

Hydro excavation

Utility excavation

Our cutting-edge hydrovac equipment allows us to specialise in careful and precise utility excavations, safely exposing underground utilities and networks.

Utility excavation

Partner with Smooth Flow Hydro Excavation and excavate with the ultimate in safety and precision. Contact us for a free quote today.

Underground locating services

We pair our hydrovac capabilities with a range of mapping, locating, and other underground services, making a precise network of all existing underground utilities. 


Learn more about our range of locating services, and our mapping for cables, gas pipelines, water mains, and more.

Locating services

Areas we service

Our 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, 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

Our team is ready to assist with your non-destructive excavation needs across the state – simply get in touch with us today by giving us a call or making an enquiry online, and we'll be sure to get back to you as soon as possible.

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26B Kay Ave, Berri SA 5343, Australia

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