An Edge in the field
Edge Underground has played a driving role in a major South Australia infrastructure project.
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Leaving a legacy
Microtunnelling expert Rob Carr has been recognised for its stellar performance throughout 2025.
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Yarra Valley Water progressing Painted Hills sewer upgrade
A major milestone has been reached in the Yarra Valley Water (YVW) Painted Hills sewer upgrade, with the completion of the critical microtunnelling section under Overland Drive.
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Global expansion the move for Aussie giants
OptionX Group is expanding its presence beyond Australia with a clear focus on trenchless innovation, and New Zealand is a key part of that strategy.
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Making global strides in trenchless technology
Under the leadership of CEO Stuart Harrison, OptionX Group has focused on leveraging Australian innovation and strategic global partnerships to compete with some of the biggest names in the industry.
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Ironbark JV awarded two key packages of work for Sydney Water
The Ironbark joint venture (JV) will deliver two projects as the demand grows on Sydney’s water infrastructure, and as Greater Sydney’s population predicted to double in the next 40 years.
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Rob Carr awarded contract for major WA sewer project
Utilities infrastructure expert Rob Carr has been awarded the contract for the construction of the Eleventh Road Collection Sewer, a major capital works project for Parcel Property in WA.
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Piping progress for regional growth
The Southern Growth Area has been designated by the Rural City of Wangaratta as a primary zone for residential development.
This pivotal area, currently in its nascent stages of growth, requires extensive
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New safety initiative for Bothar
In the ever-evolving landscape of infrastructure development, safety is paramount. Bothar, a pioneering force in the trenchless technology sector, is setting new standards in safety with the introduction of its BSafe program.
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Pipe centralisers reimagined
Trenchless Australasia sat down with OptionX Group chief executive officer Stuart Harrison to discuss his latest innovation.
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Rob Carr begins microtunnelling works for Sydney Water
Rob Carr has been awarded a microtunnelling contract through Confluence Water for the North West Growth Area project, a major $90 million upgrade in collaboration with Sydney Water.
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When two bores right a wrong
The Edge Underground team is adamant: there is always a risk of things going wrong on a trenchless project, even for the most prepared contractor.
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Minimising cultural impacts with trenchless technology
Yarra Valley Water is leveraging the benefits of trenchless technology to lessen impacts on the Upper Darebin Creek branch sewer project.
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“Don’t let stereotypes hold you back”
Trenchless Australasia sat down with Rob Carr project manager Marie Piette to discuss her career and work at the microtunnelling contracting company.
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Bothar advances with significant new contracts
Having commenced work on the Fitzroy to Gladstone Pipeline earlier this year, Bothar Boring and Tunnelling has announced the award of further contracts as part of its ongoing collaboration with the McConnell Dowell BMD joint venture.
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Central Interceptor microtunnelling milestone
The Central Interceptor’s smallest tunnel boring machine (TBM) Victoria has completed its microtunnelling work underneath Auckland, New Zealand.
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Breakthrough at Central Interceptor Tunnel
A microtunnel boring machine has broken through a concrete shaft wall at a Central Interceptor project construction site to complete the second of two link sewers.
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Driving towards sustainability
A wave of innovation is changing the scene, with Rob Carr actively working towards sustainable solutions to decrease its ecological footprint.
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Adept Civil shines on Mount Duneed project
Renowned contractor Adept Civil recently concluded microtunnelling works on the Surfcoast Highway Mount Duneed Outfall Sewer Main project.
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Minimising cultural impacts with trenchless
Through the benefits of trenchless technology, Yarra Valley Water is minimising impacts on the Upper Darebin Creek branch sewer project.
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Major win for Rob Carr
Rob Carr has been awarded the contract for the West Dapto Package 3 – tunnelling works in New South Wales.
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Central Interceptor TBM reaches milestone
Tunnel boring machine (TBM) Hiwa-i-te Rangi has reached the 10km mark after leaving a site next to Mangere Wastewater Treatment Plant, New Zealand, in August 2021.
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Rob Carr awarded major contract
Rob Carr has been awarded the contract for the Northwest Growth Area Package 4A – Wastewater East Shaft and Microtunnelling Works for Confluence Water, Sydney Water’s North Regional Delivery Partner.
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Beating expectations in Bendigo with new drill rods
As an old mining area, the ground conditions in Bendigo are known to be challenging for trenchless pipeline installations due to the high likelihood of hitting reinstated ground.
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Hitting the ground running in 2024
Bothar is prepared for a busy year ahead, with significant projects secured and a growing order book.
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A trenchless maestro
After using kwik-ZIP spacers for many years, trenchless professionals across Australia swear by the technology.
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