Passenger Rail, Safety, Standards & Regulation ONRSR approves Keolis Downer’s safety accreditation for Adelaide train services The National Rail Safety Regular has accredited Keolis Downer as an operator of heavy rail services, ahead of the handover of Adelaide Metro train services to the private operator on January 31.Read More Connor PearceJanuary 27, 2021, 9:06 amJanuary 27, 2021