• Project

I-5 and SR 11 Padden Creek - Fish Passage - Complete Fall 2022

Project overview

WSDOT will construct this project through the design build process, removing two fish barriers, one under SR 11 at 30th Street, the other under Interstate 5, south of the SR11/Old Fairhaven Parkway on- and off-ramps and replacing them with fish passable structures. Additional improvements will be made for those who use sidewalks and cross walks at SR 11 and 30th Street.

Fall 2019 - Fall 2022
Project status
$31.3 Million

What to expect

Construction on I-5 and SR-11 Padden Creek Fish Passage project is complete.


In 2021 and 2022, crews replaced two existing culverts at Padden Creek including one beneath I-5. The I-5 culvert was replaced with two new bridges, one underneath each direction of I-5.