|Number of Branches||4|
Four branches are operated along the route.
First and major branch of the route:
- King Street Station to Pacific Central Station with one trip and one trip that goes down to Portland.
Used to be funded by Amtrak until 1990 when the Washington State started funding it with WSDOT.
All branches currently have a least one trip every day. This route is part of the Amtrak Pacific Northwest routes. This is one of three Amtrak routes that goes up to Canada.
This route uses Amtrak and WSDOT equipment to operate the route.
This route uses special rolling stock which is only used in this corridor. The passenger cars are Talgo Series VI and Talgo Series 8 which can operate at higher speeds. During the winter season three Superliners are operated on trips 510 and 517. During America Thanksgiving some Budd Amfleet I and Amfleet II may be seen operate on the main branch.