The Northeast Corridor (where the Acela runs) is owned by Amtrak and is not shared with freight. It's the track curves that are the problem. This is some of the oldest right of way in the US.
The Northeast Corridor (where the Acela runs) is owned by Amtrak and is not shared with freight. It's the track curves that are the problem. This is some of the oldest right of way in the US.