Floyd County, Iowa (74)
Iowa (6,793)
Lally columns (347)
Lost (28,465)
M-frame portal (88)
Pin-connected (4,694)
Pratt through truss (6,055)
| Pratt truss (10,295)
Replaced by new bridge (19,358)
Shell Rock River (43)
Through truss (16,775)
Truss (35,451)
Wooden deck (6,160)
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