Category:1970s bridges in Pennsylvania
 20th-century bridges in Pennsylvania: ← 1900s-1910s-1920s-1930s-1940s-1950s-1960s-1970s-1980s-1990s →
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Subcategories
This category has the following 8 subcategories, out of 8 total.
B
- Birmingham Bridge (47 F)
C
G
- Girard Avenue Bridge (12 F)
- Girard Point Bridge (18 F)
J
- Judge J. Frank Graff Bridge (2 F)
K
N
- Neville Island Bridge (9 F)