Philadelphia & Reading Railroad, Wissahickon Creek Viaduct, Spanning Wissahickon Creek, north of Ridge Avenue Bridge, Philadelphia, Philadelphia County, PA
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Significance: The Wissahickon Creek Viaduct marks the beginning of a resurgence in major stone arch bridge construction on American railroads after the panic of 1873.
Unprocessed Field note material exists for this structure: N633
Survey number: HAER PA-36
Building/structure dates: 1881-1882 Initial Construction
Building/structure dates: 1930 Subsequent Work