Industrial History: I-90 Pontoon Bridges over Lake Washington at Seattle, WA
KUOW - Two Seattle construction snafus ... and what we learned from them
Seattle to Build World's First Light Rail Over Floating Bridge | For Construction Pros
I-90 Bridge
1990 Seattle Area Flooding / I90 Bridge Collapse - YouTube
25 years ago, the old I-90 floating bridge sank into Lake Washington. Here's footage from our broadcast that stormy Thanksgiving Day. | By KING 5 | Facebook
Washington State's Floating Bridges
Lake Washington Floating Bridge (Lacey V. Murrow Memorial Bridge) - HistoryLink.org
From the archives: A look back at the I-90 floating bridges before light-rail work begins | The Seattle Times
Lake Washington Floating Bridge (Lacey V. Murrow Memorial Bridge) - HistoryLink.org