Hawthorne Avenue Over Willamette River in Portland: Multnomah County, Oregon, United States
Metal 11 Panel Rivet-Connected Parker Through Truss, Movable: Vertical Lift (Span Drive) and Approach Spans: Metal 11 Panel Rivet-Connected Parker Through Truss, Fixed
Length: 1,383 ft.
Main Span: 251 ft.
Roadway: 43.6 ft.
Main Spans: 1
Built 1910
By: Pennsylvania Steel Company of Steelton, Pennsylvania
and Waddell and Harrington of Kansas City, Missouri
Burnside Street Over Willamette River and Various Streets and Railroad in Portland: Multnomah County, Oregon, United States
Metal Rivet-Connected Pratt Deck Truss, Movable: Double Leaf Bascule (Strauss Trunnion) and Approach Spans: Metal Rivet-Connected Double-Intersection Warren Deck Truss, Fixed
Length: 2,807 ft.
Main Span: 213 ft.
Roadway: 68 ft.
Main Spans: 1
Built 1926
By: Pacific Bridge Company of Portland, Oregon
and Strauss Bascule Bridge Company (Strauss Engineering Company) of Chicago, Illinois and Gustav Lindenthal
Special Bridge Conditions Legend:R - Former location of relocated bridge. ! - At risk for demolition or destruction.
X - Confirmed demolished or
collapsed. S
- Dismantled and/or in storage. L -
Severe loss of historic integrity due to alteration.