What project is a rail infrastructure project that includes a twin rail tunnel and the building of the Arden railway station?
Arden railway station, Melbourne Arden railway station is a planned station to be built as part of the Melbourne Metro Rail Project. It will be built in North Melbourne below Laurens and Arden Streets. The station will be built using the cut-and-cover method. Construction is scheduled to commence in 2018.
Sydney Metro City &amp; Southwest Sydney Metro City & Southwest is a 30 km rapid transit railway line in Sydney, Australia currently under construction. The project will extend Sydney Metro Northwest from on the North Shore, to in the city's south-west via the Sydney central business district. The centrepiece of the project is a new 15.5 km twin-tunnel rail crossing under Sydney Harbour and through the city to . Together with planned improvements to the Main Western line, the project is expected to increase capacity on the Sydney rail network by up to 60%, and allow for the movement of over 100,000 extra commuters across the network every hour.