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Historic Bridges: Business US-101 (Warrenton-Astoria Highway)

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.


Results in this list will be limited to the first 200 results. Consider performing a more narrow search from the main BridgeSeek tool if your search here is showing 200 results.

Total Bridges Found: 2

Lewis and Clark River Bridge
HSRNational HSR. Local HSR.
Click to visit page.
Business US-101 (Warrenton-Astoria Highway) Over Lewis and Clark River in Astoria: Clatsop County, Oregon, United States
Metal 7 Panel Rivet-Connected Pratt Deck Truss, Movable: Single Leaf Bascule (Fixed Trunnion) and Approach Spans: Wood Stringer (Multi-Beam), Fixed
Length: 870 ft. Main Span: 112 ft. Roadway: 19 ft. Main Spans: 1
Built 1924 By: Unknown and Conde Balcom McCullough (Oregon State Highway Commission)
This is a rare example of a single leaf highway bascule bridge, and it includes a long timber approach causeway.
Youngs Bay Bridge
HSRNational HSR. Local HSR.
Click to visit page.
Business US-101 (Warrenton-Astoria Highway) Over Youngs Bay in Astoria: Clatsop County, Oregon, United States
Metal Rivet-Connected Pratt Deck Truss, Movable: Double Leaf Bascule (Fixed Trunnion) and Approach Spans: Wood Stringer (Multi-Beam), Fixed
Length: 1,845 ft. Main Span: 166 ft. Roadway: 20.3 ft. Main Spans: 1
Built 1921 By: Gilpin Construction Company of Portland, Oregon and Conde Balcom McCullough (Oregon State Highway Commission)
This is a graceful double-leaf bascule bridge, and is also noted for its unusual ornate combination of concrete and timber approach railings.

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