Ian Sheldon ian.sheldon@infrastructure.gov.auCanberra Phone 6136 6753 Ben Phelps ben.phelps@infrastructure.gov.auwww.infrastructure.gov.au7 London Circuit, Canberra ACT 2601GPO Box 594 CANBERRA ACT 2601Canberra Phone 02 6136 6632 Last updated: 25 April 2026