Roads & Tunnels 

Key Service Offering – Road & Tunnel Infrastructure

We provide innovative, integrated solutions for all aspects of M&E:

Design and Engineering

  • Mechanical, hydraulic, electrical, instrumentation and control.
  • Tunnel ventilation analysis – CFD and 1D analysis.
  • Onshore modelling.
  • Intelligent transport system design.
  • Planning, scheduling and constructability (ECI) services.
  • Communications, fibre, and networks.
  • Management plans and testing methodologies.


  • Mechanical, structure, fire, hydraulic and ventilation systems and assemblies installation.
  • HV, MV and LV cable hauling, jointing and termination.
  • Cable containment, cable ladders and conduit.
  • Traffic management systems.
  • Intelligent transport systems.
  • Network and communications systems.
  • Temporary and permanent power, lighting and emergency lighting system.
  • Quality Assurance management.
  • FAT and offsite testing to Australian standards.
  • Rigging and cranage.

Commissioning and Completions

  • HV, MV and LV testing.
  • Mechanical pre-commissioning and commissioning.
  • Permit to work and completions systems.
  • Controls, network and communications systems.
  • Electrical testing equipment hire.

Maintenance and operations

  • HV authority and operations.
  • DLP management.
  • Water treatment plant operations.
  • Closures and shutdowns.
  • Preservation control.
  • Preventative and corrective maintenance.

RSGx Capabilities

Our specialist, multi-disciplined approach delivers integrated solutions across a wide range of projects, scaling from basic construction activities through to highly complex commissioning scopes, meeting or exceeding our partner’s expectations on safety, schedule and budget.

RSGx depends on our combined surface and tunnel services experience to provide our partners with a tailored solution for their infrastructure project.

This combined experience is underpinned by the following:

  • ISO 9001/14001/18001 certified integrated management system.
  • Safety focused, targeting Zero Harm.
  • Strong management and technical support structures.
  • Metro and remote coverage Australia-wide.
  • Suite of software solutions for permit to work, training, QA, project management, asset management and asset integrity.
  • Experienced white and blue-collar personnel, accredited with all associated tickets and licenses.
  • Specialist equipment.
  • Collaborative commercial frameworks.
  • Responsive resourcing and mobilisations for both long-term and short-term engagements.
  • Strong sustainable growth, scaling with opportunities.

Contact us for more information on a specific service or a copy of our full capability statement.

We deliver for clients across Australia, North America, UK, Africa and the Middle East.