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Infrastructure Australia is an independent statutory body with a mandate to prioritise and progress nationally significant infrastructure. We provide independent research and advice to all levels of government as well as investors and owners of infrastructure.
The proposal comprises the duplication of the remaining single-track section of the Port Botany Rail Line, and delivery of a new passing loop on the Southern Sydney Freight Line, to increase capacity, efficiency and reliability.
The business case is for a 10-kilometre link between the Peak Downs Highway and the Mackay Ring Road to bypass Walkerston and provide a more efficient link from the northern Bowen Basin to Mackay.
The business case is for upgrading existing signalling and control systems on the Perth rail network to an integrated high-capacity signalling system, enabling more trains and improved reliability.