American Bridge Co. (1,660)
Built 1912 (870)
Built during 1910s (9,968)
Chicago, Rock Island & Pacific Railroad (1,158)
Deck girder (6,303)
F.K. Ketler Co. (6)
Girder (11,169)
Iowa (6,790)
| Open (40,968)
Owned by railroad (13,492)
Plate girder (8,724)
Railroad (16,453)
Span length under 25 feet (7,091)
Total length under 25 feet (2,593)
Union Pacific Railroad (2,473)
Warren County, Iowa (57)
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