Victoria Melbourne Suburban Rail Loop East map.
from Victoria's Big Build government site information: https://bigbuild.vic.gov.au/projects/suburban-rail-loop/srl-east
Frederick-Douglass-Tunnel-with-Electrified-Trains
Amtrak media release https://media.amtrak.com/2024/02/amtrak-awards-contract-to-build-new-frederick-douglass-tunnel-in-baltimore/