Sydney Metro West - Western Tunnelling Package

Mar 25
1 min read

The Sydney Metro West – Western Tunnelling Package is a major component of the Sydney Metro West program, delivering twin metro rail tunnels between Sydney Olympic Park and Westmead. The project includes large-scale tunnelling works, precast segment manufacturing, station excavation, and integration with future rail infrastructure.

Project Name

Client

Gamuda Laing / O’Rourke - Joint Venture

Project Value

Approx. $1.96 Billion

Role

Quality, Systems & Completion Support

Sydney Metro West - Western Tunnelling Package — This package forms part of one of Australia’s most significant public transport investments, designed to improve capacity, reduce congestion, and support long-term growth across Greater Sydney.

Project Detail

The works involve the construction of twin underground rail tunnels using tunnel boring machines (TBMs), along with associated civil, structural, and systems infrastructure required to support metro operations.

Key elements include:

Tunnel excavation and lining works
Precast segment production and quality control
Shaft construction and support structures
Integration with station and surface infrastructure
Coordination with multiple contractors and stakeholders

The project operates within a complex delivery environment, requiring strong systems, coordination, and compliance across multiple disciplines.

Project Involvement

Supporting the implementation and oversight of quality management systems
Assisting with documentation, inspection, and verification processes
Contributing to structured completion and handover planning
Working alongside delivery teams to maintain compliance with project requirements
Supporting coordination between project stakeholders and quality disciplines