19th Century (7,626)
Allegheny County, Pennsylvania (429)
Built 1886 (196)
Built during 1880s (2,010)
Lost (24,980)
NR-eligible (4,056)
Pennsylvania (5,334)
| Pratt through truss (5,426)
Pratt truss (9,347)
Span length 125-175 feet (4,236)
Structurally deficient (14,101)
Through truss (15,184)
Total length 125-175 feet (5,937)
Truss (32,966)
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