Colwell Cut Viaduct

LR 66 over Pittsburgh & Shawmut RR
Seminole, Pennsylvania

Historic Document

Colwell Cut Viaduct is located in Armstrong County, Pennsylvania certified as a historic location on Wednesday June 22, 1988. This location is a protected historic place because of historical significance relating to Transportation, more specifically a Road-Related. Colwell Cut Viaduct was nominated by as a historic location by State Government based on Architecture/Engineering and its significance in Engineering.

Colwell Cut Viaduct Information

Other Name: Highway Bridges Owned by the Commonwealth of Pennsylvania, Department of Transportation TR
Other Name: Hogback Hill Bridge
Ownership Type: State
Type of Resource: Structure
Historically Significant Years Associated With This Location: 1922
Level of Governmental Significance: State
Architect, builder, or engineer: Concrete Steel Bridge Co.
Architectural Style: Open-spandrel arch
Restricted Archeological Site: Not Listed as a Restricted Site

Colwell Cut Viaduct Size Data

Acres occupied by this site: 9
Number of historically contributing buildings: 0
Number of historically contributing sites: 0
Number of historically contributing structures: 1
Number of historically contributing objects: 0
Number of noncontributing buildings: 0
Number of noncontributing sites: 0
Number of noncontributing structures: 0
Number of noncontributing objects: 0
Related Sections:
Seminole Historic Locations Armstrong County Historic Locations Pennsylvania Historic Locations