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Pennsylvania Railroad, West Tunnel Viaduct, Spanning Conemaugh River, ...
Significance: Part of the extensive Pennsylvania Railroad system, the West Tunnel Viaduct carried the main line of the PRR until tracks were relocated in the early 1950s as a result of the Conemaugh River Dam p... More
Pennsylvania Railroad, West Tunnel Viaduct, Spanning Conemaugh River, ...
Significance: Part of the extensive Pennsylvania Railroad system, the West Tunnel Viaduct carried the main line of the PRR until tracks were relocated in the early 1950s as a result of the Conemaugh River Dam p... More
Pennsylvania Railroad, West Tunnel Viaduct, Spanning Conemaugh River, ...
Significance: Part of the extensive Pennsylvania Railroad system, the West Tunnel Viaduct carried the main line of the PRR until tracks were relocated in the early 1950s as a result of the Conemaugh River Dam p... More