TBM Betty has arrived at the future Westmead station site. Image: Sydney MetroThe first tunnel at the western end of the 24-kilometre Sydney Metro...

TBM Betty has arrived at the future Westmead station site. Image: Sydney MetroThe first tunnel at the western end of the 24-kilometre Sydney Metro...

A missing link between a series of Sydney tunnels will be constructed as a part of Sydney’s largest metro rail project, allowing commuters to walk...

A missing link between a series of Sydney tunnels will be constructed as a part of Sydney’s largest metro rail project, allowing commuters to walk...

The tunnel boring machine has broken through at the last stop on the Metro West line, due to open in 2032.

The tunnel boring machine has broken through at the last stop on the Metro West line, due to open in 2032.

TBM Ruby is on its way to the future Hunter Street Station site. Image: Transport for NSWTunnel boring machine (TBM) Ruby is now in the final leg of...

TBM Ruby is on its way to the future Hunter Street Station site. Image: Transport for NSWTunnel boring machine (TBM) Ruby is now in the final leg of...

A massive subterranean railway station will allow commuters to cross from one side of the CBD to another without going above ground.

A massive subterranean railway station will allow commuters to cross from one side of the CBD to another without going above ground.