List of bridges documented by the Historic American Engineering Record in Pennsylvania
This is a list of bridges documented by the Historic American Engineering Record in the U.S. state of Pennsylvania.[1]
Bridges
Notes
- See also Historic American Engineering Record (HAER) No. PA-478, "Structural Study of Pennsylvania Historic Bridges"
- See also Historic American Engineering Record (HAER) No. PA-478, "Structural Study of Pennsylvania Historic Bridges"
- See also Historic American Engineering Record (HAER) No. PA-478, "Structural Study of Pennsylvania Historic Bridges"
- See also Historic American Engineering Record (HAER) No. PA-645, "Structural Study of Smith Trusses"
External links
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