Amgen Helix Pedestrian Bridge, Modern pedestrian bridge in Interbay neighborhood, Seattle, United States.
The Amgen Helix Pedestrian Bridge extends 400 feet across the Burlington Northern railway with two canted arches creating a double helix structure.
Built in 2003, this bridge serves as a connection between Elliott Bay Park, the Amgen Research Center, lower Kinnear Park, and Queen Anne Hill.
The bridge design by Johnson Oaklief Architecture incorporates stainless steel, mesh, and tensioned fabric to represent DNA molecular structure.
Located at 1100 Elliott Avenue West, the bridge provides year-round access for pedestrians crossing over active railway lines and busy roadways.
The structure features PTFE fiberglass membrane materials and architectural elements that establish it as a technical achievement in modern bridge construction.
GPS coordinates: 47.62806,-122.37222
Latest update: May 10, 2025 09:56
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