The New South Wales Government has announced it is starting a global search for suppliers capable of building more than 50 kilometres of new Metro railway
Tunnel boring machine (TBM) Kathleen has dug more than 5550 metres of tunnelling under the Sydney Harbour.
Excavated sandstone from Sydney Metro tunnels will be reused to build the new Western Sydney International Airport, as both infrastructure projects begin to take shape.
Sydney Metro's tunnel boring machine Kathleen has launched 30 metres below ground, deep underneath Sydney Harbour.
Tunnel boring machine (TBM) Mabel has broken through a wall of rock at the site of the future Crows Nest Station after tunneling three kilometres from Chatswood.