The Smooth Flow Group: leading principal contractors of South Australia

With decades of experience, the Smooth Flow Group has established itself as one of the most trusted names in South Australia’s civil contracting sector. We bring together a group of companies specialising in various aspects of civil construction, hydro excavations, traffic management, transportation, and marine services, that have serviced Tier 1 clients and delivered significant projects across the state.


Building through innovation 

Envisioning the Future 

Empowering for Success

The Smooth Flow Group of companies

Smooth Flow Traffic Management

  • Traffic plans
  • Traffic controllers
  • Traffic response
  • Signage and light tower hire
  • Vehicle pilotage

Smooth Flow Hydro Excavations

  • Hydro vac series
  • Non-destructive digging
  • Utility locating
  • Underground mappping
  • Vac truck hire

Smooth Flow Coachlines

  • Coach hire for remote locations
  • Site worker transport
  • Mine spec transport

Send It Marine

  • Marine plant hire
  • Punts, tinnies, and work boats
  • Airbags for embankment rescue
  • Marine recovery hire

A leading statewide contracting group

With a steadfast commitment to customer satisfaction and industry-leading quality standards, the Smooth Flow Group has built a reputation of excellence, sustainability, professionalism, and growth. With a strong emphasis on sustainability and professionalism, we’ve earned a leading reputation for meeting the evolving needs of our clients.


Our group represents a diverse network of civil companies, each contributing their expertise to create a comprehensive suite of services. From civil contracting and hydro excavations to traffic management, transportation, and marine hire services, our complete service offerings are designed to meet the complete needs of our clients with a high degree of efficiency and transparency.


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Culture of sustainability and growth


At the Smooth Flow Group, we always make sure to maintain a culture that champions sustainability, growth, and excellence at the heart of our company. We operate under a comprehensive Quality, Health, Safety, and Environment Management System (QHSEMS) that guides our every action.

 

With a focus on quality, safety, and environmental responsibility, we have achieved ISO certification for several of our entities and are actively working towards extending this accreditation across our entire group. We aim to make sure that major civil clients across the state are afforded the best service, no matter their industry or the scale of their project needs.


Our policies prioritise safety, environmental responsibility, and the wellbeing of our employees, and we’re driven by the desire to foster professional growth within our workforce and contribute to the advancement of our local communities. Our commitment to sustainable practices, mental health awareness, and environmental conservation is what highlights our complete dedication to leaving a positive impact for our project works.

South Australia-wide service areas

Based in Berri, Smooth Flow Group serves across the whole of South Australia, with our complete services extending to such key regions as: 

This expansive service range allows us to cater to the diverse needs of projects across the state, ensuring that our expertise is accessible wherever it's required.

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To learn more about the Smooth Flow Group, our range of subsidiary companies, or to discuss potential project contracts, our experienced team is ready to provide project consultations tailored to your requirements. Get in touch with us today by giving us a call or leaving your details via our contact form.

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26B Kay Ave, Berri SA 5343, Australia

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