Trenchless Engineering

We provide specialist trenchless engineering, consulting and design services to ensure the efficient, low-risk, and constructible delivery of underground infrastructure assets in complex environments.

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Why Trenchless Tunnelling is critical for all infrastructure types

The demand for new or upgraded infrastructure, whether in congested city centers, beneath sensitive natural areas and river crossings, or across critical infrastructure types such as transport and utilities, requires innovative trenchless solutions that eliminate large-scale surface disruption. This is critical for maintaining the uninterrupted operation and for minimising the disruption to community life.

Trenchless engineering, consulting and design services reduce the impact on existing structures and often lead to faster project completion. These specialised methods not only minimise environmental disturbance and lower long-term rehabilitation costs but also allow for the strategic replacement and installation of utilities and conduits in locations previously deemed unfeasible, such as beneath high-density structures or ecologically sensitive zones.

“We bridge the gap between design and delivery by applying a construction lens to complex trenchless engineering, giving our clients the confidence to make better decisions early.”
Andrea Edney, Associate Director – Trenchless

Get to know our Signature Leader

Our Specialist Trenchless Expertise

As the signature team for underground infrastructure, our Trenchless team integrates project development, design, procurement, and delivery specialists with unparalleled technical skills and local experience. We bring 65 years of global engineering experience to local challenges in Australia and New Zealand, providing our clients with world-class, integrated solutions. Our expertise has been employed to deliver infrastructure assets for the water, drainage, sewage, petroleum, gas, transport, communications and power industries. Our expertise includes:

Microtunnelling
Horizontal Directional Drilling (HDD)
Augerboring
Pipe Ramming
Slip lining
Temporary works design
Shafts and pits
Pipe rehabilitations
Direct pipe

Our Signature Projects

Why our clients choose us

We bring together unrivalled combination of technical and construction expertise, deep local insight, and a clear understanding of each project’s unique environment. It’s this combination that sets our approach apart and ensures we deliver tailored, practical solutions that make a real difference.

Local presence and experience backed by global expertise.

Our trenchless team delivers projects with the advantage of being locally led every step of the way, supported by our international network. This approach gives us the ability to draw on additional resources to strengthen our capability, capacity and efficiency, ensuring we meet the project demands of our clients with a focus on locally lead delivery of successful project outcomes.

We deliver trenchless solutions that align design and delivery

Our trenchless team brings added constructability expertise, enabling us to deliver solutions that are practical, efficient, and truly buildable. From day one, we think about the end users, ensuring our designs align with the big picture and stay focused on delivering positive outcomes for clients and communities.

We are an experienced and trusted partner

Our trenchless expertise enables us to solve even the most complex infrastructure challenges with confidence and precision. We work closely with clients, embedding ourselves as part of the project team to ensure solutions are practical, efficient, and aligned with the client’s objectives. This collaborative approach builds trust, fosters clear communication, and ensures every outcome delivers value for clients, stakeholders, and the communities we serve.

Our Services

We support our partners and clients with a range of services that are designed to solve the most complex problems throughout the whole project lifecycle.