Wilson River Bridge, Road bridge in Tillamook, US
Wilson River Bridge is a road bridge that carries U.S. Route 101 across the Wilson River near Tillamook with a tied-arch structure made of reinforced concrete. The span connects communities throughout the coastal region and remains an important passage for travelers moving through Oregon.
The bridge was built in 1931 during a period of major infrastructure development in the Pacific Northwest. Its construction marked an important advancement in how road bridges were designed and engineered in that era.
The Wilson River Bridge stands as an engineering achievement from the early 20th century, representing the development of American transportation infrastructure.
You can view the bridge from U.S. Route 101, with several pullouts along the highway offering good sight lines to examine its structure. Plan time for photos if you want to capture details of the arch and concrete work.
The bridge was among the first of its type to use reinforcing bars instead of steel plates in the arch, an innovative technical choice for the time. This construction method influenced how similar structures were later built throughout the region.
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