Australia

Cross River Rail – Tunnelling Under the Brisbane River and the City Centre

Cross River Rail (CRR) is a new 10.2 km rail line including 5.9 km of twin tunnels running under the Brisbane River and the Central Business District (CBD) of Brisbane, Australia. The new line will unlock a bottleneck at the core of the rail network and will transform travelling across the whole of South East Queensland. The project includes four new underground stations at Boggo Road, Woolloongabba, Albert Street and Roma Street as well as new above-ground stations at the RNA Showgrounds and Dutton Park.

CRR’s Tunnels, Stations and Development (TSD) package scope includes design and construction of the twin tunnels from Boggo Road Station in the south to the Northern Portal and delivery of the four underground stations.

Two Double Shield TBMs excavated 4 km of tunnels to the north from the Woolloongabba underground station worksite, travelling underneath the river and the CBD. Towards the south, two road headers excavated the mined tunnels between the Woolloongabba and Boggo Road worksites.

Delivery of the project in a densely developed area of Brisbane city, including excavation underneath...

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