Allegheny Portage Railroad, Bens Creek Culvert, Spanning Bens Creek at...
Significance: It is significant as an outstanding example of early 19th century masonry arch construction, and for its association with the Allgeheny Portage Railroad, which the bridge originally carried across... More
Allegheny Portage Railroad, Staple Bend Tunnel, Conemaugh Borough, Eas...
Significance: The Staple Bend Tunnel is proclaimed to be the first railroad tunnel in the United States. Survey number: HAER PA-240 Building/structure dates: ca. 1830 Initial Construction National Register o... More
Allegheny Portage Railroad, Staple Bend Tunnel, East of Cambria Railro...
Survey number: HABS PA-1233 National Register of Historic Places NRIS Number: 94001187
Allegheny Portage Railroad, Lilly Culvert, Spanning Burgoon Run at Sta...
Significance: It is significant as an outstanding example of early 19th century masonry arch construction, and for its association with the Allgeheny Portage Railroad, which the bridge originally carried across... More
Allegheny Portage Railroad, Lilly Culvert, Spanning Burgoon Run at Sta...
Significance: It is significant as an outstanding example of early 19th century masonry arch construction, and for its association with the Allgeheny Portage Railroad, which the bridge originally carried across... More
Allegheny Portage Railroad, Staple Bend Tunnel, East of Cambria Railro...
Survey number: HABS PA-1233 National Register of Historic Places NRIS Number: 94001187
Allegheny Portage Railroad, Bens Creek Culvert, Spanning Bens Creek at...
Significance: It is significant as an outstanding example of early 19th century masonry arch construction, and for its association with the Allgeheny Portage Railroad, which the bridge originally carried across... More
Allegheny Portage Railroad, Staple Bend Tunnel, East of Cambria Railro...
Survey number: HABS PA-1233 National Register of Historic Places NRIS Number: 94001187
Allegheny Portage Railroad, Lilly Culvert, Spanning Burgoon Run at Sta...
Significance: It is significant as an outstanding example of early 19th century masonry arch construction, and for its association with the Allgeheny Portage Railroad, which the bridge originally carried across... More
Allegheny Portage Railroad, Lilly Culvert, Spanning Burgoon Run at Sta...
Significance: It is significant as an outstanding example of early 19th century masonry arch construction, and for its association with the Allgeheny Portage Railroad, which the bridge originally carried across... More
Allegheny Portage Railroad, Lilly Culvert, Spanning Burgoon Run at Sta...
Significance: It is significant as an outstanding example of early 19th century masonry arch construction, and for its association with the Allgeheny Portage Railroad, which the bridge originally carried across... More
Allegheny Portage Railroad, Bens Creek Culvert, Spanning Bens Creek at...
Significance: It is significant as an outstanding example of early 19th century masonry arch construction, and for its association with the Allgeheny Portage Railroad, which the bridge originally carried across... More
Allegheny Portage Railroad, Bens Creek Culvert, Spanning Bens Creek at...
Significance: It is significant as an outstanding example of early 19th century masonry arch construction, and for its association with the Allgeheny Portage Railroad, which the bridge originally carried across... More
Allegheny Portage Railroad, Bens Creek Culvert, Spanning Bens Creek at...
Significance: It is significant as an outstanding example of early 19th century masonry arch construction, and for its association with the Allgeheny Portage Railroad, which the bridge originally carried across... More
Allegheny Portage Railroad, Staple Bend Tunnel, East of Cambria Railro...
Survey number: HABS PA-1233 National Register of Historic Places NRIS Number: 94001187
Allegheny Portage Railroad, Bens Creek Culvert, Spanning Bens Creek at...
Significance: It is significant as an outstanding example of early 19th century masonry arch construction, and for its association with the Allgeheny Portage Railroad, which the bridge originally carried across... More
Allegheny Portage Railroad, Staple Bend Tunnel, Conemaugh Borough, Eas...
Significance: The Staple Bend Tunnel is proclaimed to be the first railroad tunnel in the United States. Survey number: HAER PA-240 Building/structure dates: ca. 1830 Initial Construction National Register o... More
Allegheny Portage Railroad, Lilly Culvert, Spanning Burgoon Run at Sta...
Significance: It is significant as an outstanding example of early 19th century masonry arch construction, and for its association with the Allgeheny Portage Railroad, which the bridge originally carried across... More
Allegheny Portage Railroad, Lilly Culvert, Spanning Burgoon Run at Sta...
Significance: It is significant as an outstanding example of early 19th century masonry arch construction, and for its association with the Allgeheny Portage Railroad, which the bridge originally carried across... More