The Hexham Train Support Facility (TSF) is located at Maitland Road, Hexham, NSW on approximately 38 hectares of zoned industrial land. State Significant Infrastructure (SSI) Approval MP07_0171 was issued for the project on the 10 October 2013. Construction of the TSF was finalised in 2016 with full operation commencing in 2016.
On the 21 September 2022 the Hexham TSF Depot Modification MP 07_0171 MOD 2 was approved. Construction of the depot was completed in August 2023.