John Holland CPB Ghella (JHCPBG) has been contracted to design and construct the Tunnel and Station Excavation Works for Sydney Metro City and Southwest. The works include: - Twin 15.5-kilometre metro rail tunnels from Chatswood to Marrickville, including under Sydney Harbour and the CBD - Excavation and civil works for six new metro stations at Crows Nest, Victoria Cross, Barangaroo, Martin Place, Pitt Street and Waterloo - Construction of two dive sites at Chatswood and Marrickville and a rail crossover cavern at Barangaroo - Excavation of a temporary shaft at Blues Point to retrieve tunnel boring machines and a substation shaft at Artarmon to provide power for future train operations - Precast facility at Marrickville to produce the concrete tunnel-lining segments. Sydney Metro is Australia’s largest public transport project. It will transform Sydney, delivering more trains and faster services across the network.