We are


Telecommunications services and civil works contractors  |  Australia wide 

Underground Installations (UGI) has formed a partnership with Murchison Grade Control (MGC) to provide civil works and telecommunications services to major civil and commercial projects. Our rich histories of providing quality work with well-maintained equipment and expert operators on every job has made UGI and MGC preferred contractors across South Australia and Western Australia.

Our partnership

Our comprehensive services make UGI and MGC your one-stop-shop for all your telecommunications and civil works needs.

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Underground Installations provides vacuum excavation, underground utility location and installation, directional boring, rock sawing, backfilling, and more, across South Australia.

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The team at Murchison Grade Control provide open pit grade control, trenching services, airport lighting, and service installation across Western Australia.

Our plant hire

Rock saws

Chain Trenchers

Directional boring machines

Vacuum Trucks

Cable Reel Carriers




Hire specialised utility location and installation services across WA and SA.

Our services

Horizontal directional drilling

Specialising in installing and replacing telecommunication, power, water, and gas lines.

Vacuum excavation

We supply a range of vacuum tankers for hire to complete any of your vacuum excavation requirements.

Underground utility service installations

We have over two decades of experience in the installation of underground utility services.

Trenching contractors

Providing a range of trenching services across South and Western Australia.

Grade control

Assisting mining projects across Western Australia with open pit grade control.

Our Clients

SA Power Networks
Hindmarsh Water Treatment
Government of SA: Department of Infrastructure and Transport

Our most recent projects

MGC and UGI have collaborated on a variety of projects during our operation, most recently working for:

  • TPG Adelaide City Council projects
  • Visionstream MTX and Black Spot projects
  • Service Stream, Tandem, and Telstra directional boring, trenching, and optic fibre cable installation projects.

Contact UGI & MGC

If you are looking to conduct directional boring, trenching, horizontal directional drilling or cable hauling, give the team at UGI & MGC a call or fill out our online enquiry form today. We have been completing mining and civil projects for over two decades and we know we can take on any project you require. Being located in South and Western Australia, we have the ability to service all metropolitan, regional, and remote areas, so no matter where you live, we can assist your project.



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