Title: Pennsylvania Railroad, Whitford Bridge, Spanning Amtrak tracks at Whitford Road, Whitford, Chester County, PA
Abstract:Significance: The bridge's main span, a pin-connected Parker through truss, is an exceptionally long example of its type. Its length surpasses the practical limit of 300', beyond which a subdivided Pe...Significance: The bridge's main span, a pin-connected Parker through truss, is an exceptionally long example of its type. Its length surpasses the practical limit of 300', beyond which a subdivided Pennsylvania truss was commonly used instead. It is also significant in association with the Pennsylvania Railroad's Philadelphia & Thorndale Branch, a low-grade freight line constructed as part of massive improvements during the early 20th century.
Unprocessed Field note material exists for this structure: N597
Survey number: HAER PA-522
Building/structure dates: 1904-1905 Initial ConstructionRead More
Publication Year: 1969
Publication Date: 1969-01-01
Language: en
Type: book-chapter
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