The 100,000-square-foot building is the first facility of its kind for Amtrak, featuring three tracks for inspecting, servicing and performing heavy maintenance on a full trainset all under one roof. Project delivered on schedule and $50 million under budget SEATTLE – Amtrak and partners cut the ribbon on a new $250 million Maintenance and Inspection Facility in Seattle, designed to support the new Airo fleet that debuted on the Amtrak Cascades route.