Driving the Future of Rail Infrastructure | GHD Insights

Driving the future of rail

Enabling Australia’s inter-city and interstate rail through Digital Train Control
Author: Brendan Leis
Railway control room

At a glance

Australia is accelerating its rail digitisation journey, transforming how trains are operated to be safer, smarter and more efficient. Central to this shift is the European Train Control System (ETCS), a modern signalling and train control system that underpins both future high speed rail ambitions and the modernisation of existing rail networks.

Proven across Europe, ETCS is operational on several high speed rail networks, including parts of Italy, Spain and Belgium, where it supports safe, reliable and interoperable train operations at speed. In the UK, ETCS is being planned and progressively introduced on key routes, including the East Coast Main line, Transpennine Route Upgrade and even HS1 as part of a network-wide transition to digital signalling. Australia is now adopting the system for interstate mainline railways as part of its broader transition to Digital Train Control (DTC).

Discover how ETCS is transforming Australia’s high speed rail, improving safety, efficiency and digital rail modernisation.
AdobeStock_257257017_Train Station in Motion.jpeg

High Speed Rail: Faster journeys, connected communities

Discover how high speed rail will transform travel, boost regional growth, and support sustainable, connected communities across Australia.
Discover more

How ETCS is advancing safety and performance in Europe

Across Europe, ETCS is transforming how trains operate across countries and networks. It creates a unified digital signalling system that improves safety, increases capacity and supports interoperability.

From Norway’s national rollout to Network Rail’s implementation in the UK, ETCS demonstrates that digital signalling is more than a technology upgrade; it represents an operational evolution.

ETCS provides continuous train monitoring, in-cab signalling and automatic train protection (ATP), reducing human error and allowing trains to operate safely at closer intervals. This improves reliability and efficiency without major infrastructure upgrades.

Modernising Australia’s rail signalling with ETCS

Australia’s state-based networks operate under different signalling systems, each with its own standards and control processes. ETCS offers a pathway to a national, interoperable standard that connects jurisdictions and operators.

Key benefits include:

  • Improved safety through continuous automatic train protection and consistent monitoring
  • Greater network capacity by allowing more trains to operate safely and efficiently
  • Enhanced operational efficiency through real-time communication and predictive maintenance
  • Future readiness by enabling Automatic Train Operation (ATO) and fully digital networks
  • Strengthens supply chain resilience by leveraging globally supported technology

ETCS also supports Australia’s infrastructure goals of sustainability, asset optimisation and decarbonisation. It reduces trackside assets, lowers energy use through and minimises maintenance needs, while enhancing worker safety by limiting the need for on-track interventions. 

GHD powers Australia’s ETCS journey

Our extensive experience in digital signalling and high speed rail projects worldwide include technical advisory roles for Network Rail on HS1, early HS2 planning, developed the ETCS Readiness and Technical Strategy for Sydney Trains, digital twinning for Sydney Metro and systems support for Cross River Rail.

In Australia, GHD is currently the ETCS Technical Advisor for the Cross River Rail Delivery Authority, a role commenced in 2020 that spans ETCS delivery and system integration for one of the country’s most complex urban rail projects.

GHD is also part of a joint venture providing technical advisory services to the Department of Transport and Main Roads for the Logan–Gold Coast Faster Rail (Sector 1 South) ETCS rollout, extending the ETCS solution beyond Cross River Rail and supporting broader network interoperability.

This depth of experience enables us to provide independent, end-to-end technical advice, supporting clients as they transition from conventional signalling to ETCS. Our specialists combine insights from Europe’s mature ETCS frameworks with a strong understanding of Australia’s regulatory, operational and workforce requirements.

ETCS gives Australia the opportunity to align with proven global standards while building a foundation for the next generation of rail. It’s about interoperability, safety and enabling smarter asset management. We help clients make the transition to digital train control systems confidently.
Brendan Leis, Senior Engineer - Digital Train Control/Signalling, GHD

Clearing the path to Australia’s digital rail future

Adopting ETCS in Australia presents several challenges, including interfaces with legacy systems, high implementation costs, workforce training and governance coordination. However, the long-term benefits are significant. ETCS supports safer networks, greater capacity and a digitally connected transport future.

As high speed rail becomes a national priority, ETCS stands as a strategic investment in Australia’s future mobility.

GHD partners with clients to design, plan and deliver the digital rail systems that connect communities and transform how Australians move.

Author