Overnight Australian National Railways went from an organisation controlling just over 2,000 kilometres of track with a total staff of 4,000 employees to the operator of 20% of Australia's rail network. It now controlled 7,890 kilometres of rail track being 2,395 km of broad gauge, 2,812 km of standard gauge and 2,683 km of narrow gauge track. The narrow gauge track included 851 km in Tasmania and 748 km on South Australia's isolated Eyre Peninsula Railway. The remainder of the narrow gauge tracks were two short lines in the Mid North of South Australia radiating from Peterborough and Gladstone and the famous Ghan line from Marree to Alice Springs in the Northern Territory. The total number of employees numbered just over 12,000.