It looks like this is under construction. (Might be done later this year? Planned to open 2024.)

See "Eastrail Multi-Use Corridor":

- https://bellevuewa.gov/city-government/departments/transportation/projects/capital-projects/eastside-rail-corridor-trail

and "The Eastrail" website/map:

- https://eastrail.org/trail-map/

"I-405 Bridge
Future Trail: As part of the Renton to Bellevue 405 Express Toll Lanes project, Washington State Department of Transportation is constructing the Eastrail crossing to connect the sections of Eastrail West and East of I-405 in Bellevue. Project is near completion and will open when Wilburton Trestle is complete."