The SR 520 West Side Design Public Comment Survey has closed. Thank you for your interest in taking our survey and providing comments on the final concept design recommendations for the Seattle side of the SR 520 corridor. While the current comment period on the 2015 draft design report ended on Friday, Feb. 13, we will gladly accept your feedback and questions at any time. You can contact us by:
Email: SR520bridge@wsdot.wa.gov Phone: 206-770-3500 Mail: SR 520 Bridge Replacement and HOV Program, 999 3rd Avenue, Suite 2200, Seattle, WA 98104. Thank you for your interest in the SR 520 Program. To stay up with the latest SR 520 Bridge Program: I-5 to Medina Project Design news, please visit us online.