Looking for a map or chart? Want a copy of a graphic we displayed at an open house?

Our resource library contains all the PDFs, reports, and images we create about all aspects of the SR 520 Bridge Replacement and HOV Program.
 

Folios and fact sheets

General information

• Enhancing safety and reliability on SR 520 | September 2018 (pdf 441 kb)
• Improved bicycle and pedestrian connections | May 2019 (pdf 650 kb)
• SR 520 and the environment | July 2018 (pdf 7.1 mb)
• SR 520: 2019 Year In Review | February 2020 (pdf 2.4 mb)
• Transit on the new SR 520: More options, more reliability | February 2017 (pdf 648 kb)
• Delivering Results on the SR 520 Program | February 2018 (pdf 703 kb)
• The new, more sustainable SR 520 corridor | March 2012 (pdf 1.03 mb)

The new floating bridge

• World's longest floating bridge | July 2018 (pdf 1.1 mb) 

Work happening in Seattle (I-5 to floating bridge)

• Montlake Project: First stage of "Rest of the West" | May 2019 (pdf 1 mb)
• Montlake Project Community Workforce Agreement | September 2018 (pdf 2.1 mb)
• Rest of the West: Extending six lanes to I-5 | June 2019 (pdf 1.5 mb)
• The West Approach Bridge North | June 2018 (pdf 1.1 mb)
• Practical solutions for the "Rest of the West" | November 2017 (pdf 1 mb)
• Union Bay Natural Area mitigation | July 2018 (pdf 1.6 mb) 
• West Connection Bridge | November 2016 (pdf 1.4 mb)

Work on the Eastside (Medina to SR 202)

• Eastside corridor's improvements all complete | July 2018 (pdf 1.35 mb)

Aberdeen and Tacoma pontoon construction

• Massive pontoons support the new SR 520 floating bridge | February 2017 (pdf 488 kb)

Multi-lingual information

•  | SR 520 Program overview Summer 2014 (pdf 4.44 mb)
•  | SR 520 Program overview Summer 2014 (pdf 4.12 mb)

History of SR 520 Bridge

• The SR 520 bridge turns 50 years old | 2013