http://www.wsdot.wa.gov/projects/sr520bridge/default.aspx ,
https://www.youtube.com/watch?v=nCV7COUSs0k ,
https://www.flickr.com/photos/wsdot/sets/72157648939792203 ,
https://www.youtube.com/watch?v=-1ZQF6UIKos
http://www.king5.com/story/news/local/2015/03/13/520-fatal-fall-investigation/70303808
Opening in 2016?
https://www.youtube.com/watch?v=uo2DAev5oH8