Historic Columbia River Highway, Mosier Creek Bridge, Spanning Mosier Creek carrying Historic Columbia River Highway, Troutdale, Multnomah County, OR
Photo(s): 5 | Photo Caption Page(s): 1
multnomah county↗
subject
concrete arch bridges
concrete arch bridges: explore 3 source-linked works, with original documents and citations.
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Includes records with this source-supplied label or an explicit phrase match in their metadata. Matches indicate a mention, not proof that a paper uses a method or tests a material. Source versions are consolidated by DOI.
Sources: loc. Collection updated 2026-09-19. Counts describe this index, not the complete source archives.
Historic Columbia River Highway, Multnomah Creek Bridge, Historic Columbia River Highway spanning Multnomah Creek, Troutdale, Multnomah County, OR
Photo(s): 2 | Photo Caption Page(s): 1
multnomah county↗
Historic Columbia River Highway, Eagle Creek Bridge, Spanning Eagle Creek on Historic Columbia River Highway, Troutdale, Multnomah County, OR
Photo(s): 3 | Data Page(s): 15 | Photo Caption Page(s): 1
multnomah county↗