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Historic Bridges: Umatilla County, Oregon

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.


Total Bridges Found: 2

Browse Bridges In Google Maps

6th Street Bridge
William Duby Bridge
Historic Significance Rating (HSR)
National HSR. Local HSR.
Click to visit page.
6th Street, US-730 (Historic Columbia River Highway) Over Umatilla River

Umatilla: Umatilla County, Oregon
Concrete Open Spandrel Deck Arch, Fixed and Approach Spans: Concrete T-Beam, Fixed
Length: 431.5 ft
Main Span: 110 ft
Roadway: 30.2 ft
Main Spans: 3
Built 1917 By: Unknown and Conde Balcom McCullough
Umatilla Bridge
Historic Significance Rating (HSR)
National HSR. Local HSR.
Click to visit page.
I-82 (Eastbound) and US-295 Over Columbia River

Umatilla: Umatilla County, Oregon and Benton County, Washington
Metal Cantilever Rivet-Connected Warren Through Truss, Fixed and Approach Spans: Metal Pin and Hanger Deck Girder, Fixed
Length: 3380 ft
Main Span: 600 ft
Roadway: 27.6 ft
Main Spans: 5
Built 1955 By: American Bridge Company of New York, New York and Tudor Engineering Company of San Francisco, California

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