SR 522 runs from I-5 in King County to US 2 in Snohomish County.  The SR 522 improvement plan includes six projects to improve safety and mobility along the corridor.

SR 522 Projects

1. Paradise Lake Road Interchange
2. Fales Road/Echo Lake Road Interchange
3. Paradise Lake Road to Snohomish River Widening
4. Snohomish River to US 2 Widening