Philadelphia & Reading Railroad, Delaware River Bridge, Spanning Delaw...
Significance: The bridge, an early, large-scale reinforced concrete structure, is a significant example of its type because of several unusual details. Its closed-spandrel arches are rife with expansion joints ... More
Philadelphia & Reading Railroad, Delaware River Bridge, Spanning Delaw...
Significance: The bridge, an early, large-scale reinforced concrete structure, is a significant example of its type because of several unusual details. Its closed-spandrel arches are rife with expansion joints ... More
Philadelphia & Reading Railroad, Delaware River Bridge, Spanning Delaw...
Significance: The bridge, an early, large-scale reinforced concrete structure, is a significant example of its type because of several unusual details. Its closed-spandrel arches are rife with expansion joints ... More
Philadelphia & Reading Railroad, Delaware River Bridge, Spanning Delaw...
Significance: The bridge, an early, large-scale reinforced concrete structure, is a significant example of its type because of several unusual details. Its closed-spandrel arches are rife with expansion joints ... More
Philadelphia & Reading Railroad, Delaware River Bridge, Spanning Delaw...
Significance: The bridge, an early, large-scale reinforced concrete structure, is a significant example of its type because of several unusual details. Its closed-spandrel arches are rife with expansion joints ... More
Philadelphia & Reading Railroad, Delaware River Bridge, Spanning Delaw...
Significance: The bridge, an early, large-scale reinforced concrete structure, is a significant example of its type because of several unusual details. Its closed-spandrel arches are rife with expansion joints ... More
Philadelphia & Reading Railroad, Peacock's Lock Viaduct, Spanning Schu...
Significance: The Peacock's Lock Viaduct, named after a nearby lock on the Schuylkill Division Canal, may be the only masonry arch bridge in the U.S. with pierced spandrels. The circular openings between arche... More
Philadelphia & Reading Railroad, Peacock's Lock Viaduct, Spanning Schu...
Significance: The Peacock's Lock Viaduct, named after a nearby lock on the Schuylkill Division Canal, may be the only masonry arch bridge in the U.S. with pierced spandrels. The circular openings between arche... More
Philadelphia & Reading Railroad, Peacock's Lock Viaduct, Spanning Schu...
Significance: The Peacock's Lock Viaduct, named after a nearby lock on the Schuylkill Division Canal, may be the only masonry arch bridge in the U.S. with pierced spandrels. The circular openings between arche... More
Philadelphia & Reading Railroad, Peacock's Lock Viaduct, Spanning Schu...
Significance: The Peacock's Lock Viaduct, named after a nearby lock on the Schuylkill Division Canal, may be the only masonry arch bridge in the U.S. with pierced spandrels. The circular openings between arche... More
Philadelphia & Reading Railroad, Peacock's Lock Viaduct, Spanning Schu...
Significance: The Peacock's Lock Viaduct, named after a nearby lock on the Schuylkill Division Canal, may be the only masonry arch bridge in the U.S. with pierced spandrels. The circular openings between arche... More
Philadelphia & Reading Railroad, Peacock's Lock Viaduct, Spanning Schu...
Significance: The Peacock's Lock Viaduct, named after a nearby lock on the Schuylkill Division Canal, may be the only masonry arch bridge in the U.S. with pierced spandrels. The circular openings between arche... More
Philadelphia & Reading Railroad, Peacock's Lock Viaduct, Spanning Schu...
Significance: The Peacock's Lock Viaduct, named after a nearby lock on the Schuylkill Division Canal, may be the only masonry arch bridge in the U.S. with pierced spandrels. The circular openings between arche... More
Philadelphia & Reading Railroad, Peacock's Lock Viaduct, Spanning Schu...
Significance: The Peacock's Lock Viaduct, named after a nearby lock on the Schuylkill Division Canal, may be the only masonry arch bridge in the U.S. with pierced spandrels. The circular openings between arche... More
Monongahela Railroad, New Geneva Bridge, Spanning Monongahela River, S...
Significance: The bridge at New Geneva is significant for its long Petit through through truss, and more importantly, for its erection by end manufacturing. At the time of its construction, it was the longest a... More
Monongahela Railroad, New Geneva Bridge, Spanning Monongahela River, S...
Significance: The bridge at New Geneva is significant for its long Petit through through truss, and more importantly, for its erection by end manufacturing. At the time of its construction, it was the longest a... More
Monongahela Railroad, New Geneva Bridge, Spanning Monongahela River, S...
Significance: The bridge at New Geneva is significant for its long Petit through through truss, and more importantly, for its erection by end manufacturing. At the time of its construction, it was the longest a... More
Monongahela Railroad, New Geneva Bridge, Spanning Monongahela River, S...
Significance: The bridge at New Geneva is significant for its long Petit through through truss, and more importantly, for its erection by end manufacturing. At the time of its construction, it was the longest a... More
Monongahela Railroad, New Geneva Bridge, Spanning Monongahela River, S...
Significance: The bridge at New Geneva is significant for its long Petit through through truss, and more importantly, for its erection by end manufacturing. At the time of its construction, it was the longest a... More
Monongahela Railroad, New Geneva Bridge, Spanning Monongahela River, S...
Significance: The bridge at New Geneva is significant for its long Petit through through truss, and more importantly, for its erection by end manufacturing. At the time of its construction, it was the longest a... More
Monongahela Railroad, New Geneva Bridge, Spanning Monongahela River, S...
Significance: The bridge at New Geneva is significant for its long Petit through through truss, and more importantly, for its erection by end manufacturing. At the time of its construction, it was the longest a... More
Monongahela Railroad, New Geneva Bridge, Spanning Monongahela River, S...
Significance: The bridge at New Geneva is significant for its long Petit through through truss, and more importantly, for its erection by end manufacturing. At the time of its construction, it was the longest a... More
Monongahela Railroad, New Geneva Bridge, Spanning Monongahela River, S...
Significance: The bridge at New Geneva is significant for its long Petit through through truss, and more importantly, for its erection by end manufacturing. At the time of its construction, it was the longest a... More
Monongahela Railroad, New Geneva Bridge, Spanning Monongahela River, S...
Significance: The bridge at New Geneva is significant for its long Petit through through truss, and more importantly, for its erection by end manufacturing. At the time of its construction, it was the longest a... More
Monongahela Railroad, New Geneva Bridge, Spanning Monongahela River, S...
Significance: The bridge at New Geneva is significant for its long Petit through through truss, and more importantly, for its erection by end manufacturing. At the time of its construction, it was the longest a... More
Pennsylvania Railroad, Trenton Cut-Off, Bridge No. 25 at Earnest, Span...
Significance: The bridge is significant for its association with the Pennsylvania Railroad's Trenton Cut-Off, an early low-grade freight line around Philadelphia. Unprocessed Field note material exists for thi... More
Pennsylvania Railroad, Trenton Cut-Off, Bridge No. 25 at Earnest, Span...
Significance: The bridge is significant for its association with the Pennsylvania Railroad's Trenton Cut-Off, an early low-grade freight line around Philadelphia. Unprocessed Field note material exists for thi... More
Pennsylvania Railroad, Trenton Cut-Off, Bridge No. 25 at Earnest, Span...
Significance: The bridge is significant for its association with the Pennsylvania Railroad's Trenton Cut-Off, an early low-grade freight line around Philadelphia. Unprocessed Field note material exists for thi... More
Pennsylvania Railroad, Trenton Cut-Off, Bridge No. 25 at Earnest, Span...
Significance: The bridge is significant for its association with the Pennsylvania Railroad's Trenton Cut-Off, an early low-grade freight line around Philadelphia. Unprocessed Field note material exists for thi... More
Pennsylvania Railroad, Trenton Cut-Off, Bridge No. 25 at Earnest, Span...
Significance: The bridge is significant for its association with the Pennsylvania Railroad's Trenton Cut-Off, an early low-grade freight line around Philadelphia. Unprocessed Field note material exists for thi... More
Pennsylvania Railroad, Trenton Cut-Off, Bridge No. 25 at Earnest, Span...
Significance: The bridge is significant for its association with the Pennsylvania Railroad's Trenton Cut-Off, an early low-grade freight line around Philadelphia. Unprocessed Field note material exists for thi... More
Pennsylvania Railroad, Trenton Cut-Off, Bridge No. 25 at Earnest, Span...
Significance: The bridge is significant for its association with the Pennsylvania Railroad's Trenton Cut-Off, an early low-grade freight line around Philadelphia. Unprocessed Field note material exists for thi... More
Pennsylvania Railroad, Trenton Cut-Off, Bridge No. 25 at Earnest, Span...
Significance: The bridge is significant for its association with the Pennsylvania Railroad's Trenton Cut-Off, an early low-grade freight line around Philadelphia. Unprocessed Field note material exists for thi... More
Pennsylvania Railroad, Trenton Cut-Off, Bridge No. 25 at Earnest, Span...
Significance: The bridge is significant for its association with the Pennsylvania Railroad's Trenton Cut-Off, an early low-grade freight line around Philadelphia. Unprocessed Field note material exists for thi... More
Pennsylvania Railroad, Trenton Cut-Off, Bridge No. 25 at Earnest, Span...
Significance: The bridge is significant for its association with the Pennsylvania Railroad's Trenton Cut-Off, an early low-grade freight line around Philadelphia. Unprocessed Field note material exists for thi... More
Pennsylvania Railroad, Trenton Cut-Off, Bridge No. 25 at Earnest, Span...
Significance: The bridge is significant for its association with the Pennsylvania Railroad's Trenton Cut-Off, an early low-grade freight line around Philadelphia. Unprocessed Field note material exists for thi... More
Pennsylvania Railroad, Trenton Cut-Off, Bridge No. 25 at Earnest, Span...
Significance: The bridge is significant for its association with the Pennsylvania Railroad's Trenton Cut-Off, an early low-grade freight line around Philadelphia. Unprocessed Field note material exists for thi... More
Philadelphia & Reading Railroad, Bridge at West Falls, Spanning Schuyl...
See also HAER PA-39 for related documentation. Includes photographs & written data. Significance: The Philadelphia & Reading Railroad's second bridge at West Falls complements the adjacent Falls Bridge (1854) i... More
Philadelphia & Reading Railroad, Bridge at West Falls, Spanning Schuyl...
See also HAER PA-39 for related documentation. Includes photographs & written data. Significance: The Philadelphia & Reading Railroad's second bridge at West Falls complements the adjacent Falls Bridge (1854) i... More
Philadelphia & Reading Railroad, Bridge at West Falls, Spanning Schuyl...
See also HAER PA-39 for related documentation. Includes photographs & written data. Significance: The Philadelphia & Reading Railroad's second bridge at West Falls complements the adjacent Falls Bridge (1854) i... More
Philadelphia & Reading Railroad, Bridge at West Falls, Spanning Schuyl...
See also HAER PA-39 for related documentation. Includes photographs & written data. Significance: The Philadelphia & Reading Railroad's second bridge at West Falls complements the adjacent Falls Bridge (1854) i... More
Philadelphia & Reading Railroad, Bridge at West Falls, Spanning Schuyl...
See also HAER PA-39 for related documentation. Includes photographs & written data. Significance: The Philadelphia & Reading Railroad's second bridge at West Falls complements the adjacent Falls Bridge (1854) i... More
Philadelphia & Reading Railroad, Bridge at West Falls, Spanning Schuyl...
See also HAER PA-39 for related documentation. Includes photographs & written data. Significance: The Philadelphia & Reading Railroad's second bridge at West Falls complements the adjacent Falls Bridge (1854) i... More
Philadelphia & Reading Railroad, Bridge at West Falls, Spanning Schuyl...
See also HAER PA-39 for related documentation. Includes photographs & written data. Significance: The Philadelphia & Reading Railroad's second bridge at West Falls complements the adjacent Falls Bridge (1854) i... More
Connecting Railway, Schuylkill River Bridge, Spanning Schuylkill River...
See also HABS PA-6213 for additional documentation. Includes photographs. See also HAER PA-71 for related documentation. Includes photographs. Significance: Completed in 1867, the Connecting Railway's Schuylkil... More
Connecting Railway, Schuylkill River Bridge, Spanning Schuylkill River...
See also HABS PA-6213 for additional documentation. Includes photographs. See also HAER PA-71 for related documentation. Includes photographs. Significance: Completed in 1867, the Connecting Railway's Schuylkil... More
Connecting Railway, Schuylkill River Bridge, Spanning Schuylkill River...
See also HABS PA-6213 for additional documentation. Includes photographs. See also HAER PA-71 for related documentation. Includes photographs. Significance: Completed in 1867, the Connecting Railway's Schuylkil... More
Connecting Railway, Schuylkill River Bridge, Spanning Schuylkill River...
See also HABS PA-6213 for additional documentation. Includes photographs. See also HAER PA-71 for related documentation. Includes photographs. Significance: Completed in 1867, the Connecting Railway's Schuylkil... More
Connecting Railway, Schuylkill River Bridge, Spanning Schuylkill River...
See also HABS PA-6213 for additional documentation. Includes photographs. See also HAER PA-71 for related documentation. Includes photographs. Significance: Completed in 1867, the Connecting Railway's Schuylkil... More
Connecting Railway, Schuylkill River Bridge, Spanning Schuylkill River...
See also HABS PA-6213 for additional documentation. Includes photographs. See also HAER PA-71 for related documentation. Includes photographs. Significance: Completed in 1867, the Connecting Railway's Schuylkil... More
Connecting Railway, Schuylkill River Bridge, Spanning Schuylkill River...
See also HABS PA-6213 for additional documentation. Includes photographs. See also HAER PA-71 for related documentation. Includes photographs. Significance: Completed in 1867, the Connecting Railway's Schuylkil... More
Connecting Railway, Schuylkill River Bridge, Spanning Schuylkill River...
See also HABS PA-6213 for additional documentation. Includes photographs. See also HAER PA-71 for related documentation. Includes photographs. Significance: Completed in 1867, the Connecting Railway's Schuylkil... More
Connecting Railway, Schuylkill River Bridge, Spanning Schuylkill River...
See also HABS PA-6213 for additional documentation. Includes photographs. See also HAER PA-71 for related documentation. Includes photographs. Significance: Completed in 1867, the Connecting Railway's Schuylkil... More
Connecting Railway, Schuylkill River Bridge, Spanning Schuylkill River...
See also HABS PA-6213 for additional documentation. Includes photographs. See also HAER PA-71 for related documentation. Includes photographs. Significance: Completed in 1867, the Connecting Railway's Schuylkil... More
Connecting Railway, Schuylkill River Bridge, Spanning Schuylkill River...
See also HABS PA-6213 for additional documentation. Includes photographs. See also HAER PA-71 for related documentation. Includes photographs. Significance: Completed in 1867, the Connecting Railway's Schuylkil... More
Connecting Railway, Schuylkill River Bridge, Spanning Schuylkill River...
See also HABS PA-6213 for additional documentation. Includes photographs. See also HAER PA-71 for related documentation. Includes photographs. Significance: Completed in 1867, the Connecting Railway's Schuylkil... More
Connecting Railway, Schuylkill River Bridge, Spanning Schuylkill River...
See also HABS PA-6213 for additional documentation. Includes photographs. See also HAER PA-71 for related documentation. Includes photographs. Significance: Completed in 1867, the Connecting Railway's Schuylkil... More
Connecting Railway, Schuylkill River Bridge, Spanning Schuylkill River...
See also HABS PA-6213 for additional documentation. Includes photographs. See also HAER PA-71 for related documentation. Includes photographs. Significance: Completed in 1867, the Connecting Railway's Schuylkil... More
Connecting Railway, Schuylkill River Bridge, Spanning Schuylkill River...
See also HABS PA-6213 for additional documentation. Includes photographs. See also HAER PA-71 for related documentation. Includes photographs. Significance: Completed in 1867, the Connecting Railway's Schuylkil... More
Connecting Railway, Schuylkill River Bridge, Spanning Schuylkill River...
See also HABS PA-6213 for additional documentation. Includes photographs. See also HAER PA-71 for related documentation. Includes photographs. Significance: Completed in 1867, the Connecting Railway's Schuylkil... More
Connecting Railway, Schuylkill River Bridge, Spanning Schuylkill River...
See also HABS PA-6213 for additional documentation. Includes photographs. See also HAER PA-71 for related documentation. Includes photographs. Significance: Completed in 1867, the Connecting Railway's Schuylkil... More
Connecting Railway, Schuylkill River Bridge, Spanning Schuylkill River...
See also HABS PA-6213 for additional documentation. Includes photographs. See also HAER PA-71 for related documentation. Includes photographs. Significance: Completed in 1867, the Connecting Railway's Schuylkil... More
Central Railroad of New Jersey, Lehigh River Bridge at Easton, Spannin...
Significance: This skewed crossing of the Lehigh River, with one span over the Third Street Bridge, is significant as a highly visible local landmark. When the structure partially collapsed during a 1902 flood,... More
Central Railroad of New Jersey, Lehigh River Bridge at Easton, Spannin...
Significance: This skewed crossing of the Lehigh River, with one span over the Third Street Bridge, is significant as a highly visible local landmark. When the structure partially collapsed during a 1902 flood,... More
Central Railroad of New Jersey, Lehigh River Bridge at Easton, Spannin...
Significance: This skewed crossing of the Lehigh River, with one span over the Third Street Bridge, is significant as a highly visible local landmark. When the structure partially collapsed during a 1902 flood,... More
Central Railroad of New Jersey, Lehigh River Bridge at Easton, Spannin...
Significance: This skewed crossing of the Lehigh River, with one span over the Third Street Bridge, is significant as a highly visible local landmark. When the structure partially collapsed during a 1902 flood,... More
Central Railroad of New Jersey, Lehigh River Bridge at Easton, Spannin...
Significance: This skewed crossing of the Lehigh River, with one span over the Third Street Bridge, is significant as a highly visible local landmark. When the structure partially collapsed during a 1902 flood,... More
Central Railroad of New Jersey, Lehigh River Bridge at Easton, Spannin...
Significance: This skewed crossing of the Lehigh River, with one span over the Third Street Bridge, is significant as a highly visible local landmark. When the structure partially collapsed during a 1902 flood,... More
Central Railroad of New Jersey, Lehigh River Bridge at Easton, Spannin...
Significance: This skewed crossing of the Lehigh River, with one span over the Third Street Bridge, is significant as a highly visible local landmark. When the structure partially collapsed during a 1902 flood,... More
Central Railroad of New Jersey, Lehigh River Bridge at Easton, Spannin...
Significance: This skewed crossing of the Lehigh River, with one span over the Third Street Bridge, is significant as a highly visible local landmark. When the structure partially collapsed during a 1902 flood,... More
Central Railroad of New Jersey, Lehigh River Bridge at Easton, Spannin...
Significance: This skewed crossing of the Lehigh River, with one span over the Third Street Bridge, is significant as a highly visible local landmark. When the structure partially collapsed during a 1902 flood,... More
Central Railroad of New Jersey, Lehigh River Bridge at Easton, Spannin...
Significance: This skewed crossing of the Lehigh River, with one span over the Third Street Bridge, is significant as a highly visible local landmark. When the structure partially collapsed during a 1902 flood,... More
Pennsylvania Railroad, Granville Bridge, Spanning Juniata River, 1.25 ...
Significance: The bridge is significant as a well-preserved example of a medium-length stone arch bridge, representing the Pennsylvania Railroad's monumental capitol investment and desire for "permanent" struct... More
Pennsylvania Railroad, Granville Bridge, Spanning Juniata River, 1.25 ...
Significance: The bridge is significant as a well-preserved example of a medium-length stone arch bridge, representing the Pennsylvania Railroad's monumental capitol investment and desire for "permanent" struct... More
Pennsylvania Railroad, Granville Bridge, Spanning Juniata River, 1.25 ...
Significance: The bridge is significant as a well-preserved example of a medium-length stone arch bridge, representing the Pennsylvania Railroad's monumental capitol investment and desire for "permanent" struct... More
Pennsylvania Railroad, Granville Bridge, Spanning Juniata River, 1.25 ...
Significance: The bridge is significant as a well-preserved example of a medium-length stone arch bridge, representing the Pennsylvania Railroad's monumental capitol investment and desire for "permanent" struct... More
Pennsylvania Railroad, Granville Bridge, Spanning Juniata River, 1.25 ...
Significance: The bridge is significant as a well-preserved example of a medium-length stone arch bridge, representing the Pennsylvania Railroad's monumental capitol investment and desire for "permanent" struct... More
Pennsylvania Railroad, Granville Bridge, Spanning Juniata River, 1.25 ...
Significance: The bridge is significant as a well-preserved example of a medium-length stone arch bridge, representing the Pennsylvania Railroad's monumental capitol investment and desire for "permanent" struct... More
Bessemer & Lake Erie Railroad, Allegheny River Bridge, Spanning Allegh...
Significance: The bridge was designed by two U.S. Steel subsidiaries - the railroad and the American Bridge Company - as a showpiece for their parent company. This structure not only introduced new silicon stee... More
Bessemer & Lake Erie Railroad, Allegheny River Bridge, Spanning Allegh...
Significance: The bridge was designed by two U.S. Steel subsidiaries - the railroad and the American Bridge Company - as a showpiece for their parent company. This structure not only introduced new silicon stee... More
Bessemer & Lake Erie Railroad, Allegheny River Bridge, Spanning Allegh...
Significance: The bridge was designed by two U.S. Steel subsidiaries - the railroad and the American Bridge Company - as a showpiece for their parent company. This structure not only introduced new silicon stee... More
Bessemer & Lake Erie Railroad, Allegheny River Bridge, Spanning Allegh...
Significance: The bridge was designed by two U.S. Steel subsidiaries - the railroad and the American Bridge Company - as a showpiece for their parent company. This structure not only introduced new silicon stee... More
Bessemer & Lake Erie Railroad, Allegheny River Bridge, Spanning Allegh...
Significance: The bridge was designed by two U.S. Steel subsidiaries - the railroad and the American Bridge Company - as a showpiece for their parent company. This structure not only introduced new silicon stee... More
Bessemer & Lake Erie Railroad, Allegheny River Bridge, Spanning Allegh...
Significance: The bridge was designed by two U.S. Steel subsidiaries - the railroad and the American Bridge Company - as a showpiece for their parent company. This structure not only introduced new silicon stee... More
Bessemer & Lake Erie Railroad, Allegheny River Bridge, Spanning Allegh...
Significance: The bridge was designed by two U.S. Steel subsidiaries - the railroad and the American Bridge Company - as a showpiece for their parent company. This structure not only introduced new silicon stee... More
Bessemer & Lake Erie Railroad, Allegheny River Bridge, Spanning Allegh...
Significance: The bridge was designed by two U.S. Steel subsidiaries - the railroad and the American Bridge Company - as a showpiece for their parent company. This structure not only introduced new silicon stee... More
Bessemer & Lake Erie Railroad, Allegheny River Bridge, Spanning Allegh...
Significance: The bridge was designed by two U.S. Steel subsidiaries - the railroad and the American Bridge Company - as a showpiece for their parent company. This structure not only introduced new silicon stee... More
Bessemer & Lake Erie Railroad, Allegheny River Bridge, Spanning Allegh...
Significance: The bridge was designed by two U.S. Steel subsidiaries - the railroad and the American Bridge Company - as a showpiece for their parent company. This structure not only introduced new silicon stee... More
Bessemer & Lake Erie Railroad, Allegheny River Bridge, Spanning Allegh...
Significance: The bridge was designed by two U.S. Steel subsidiaries - the railroad and the American Bridge Company - as a showpiece for their parent company. This structure not only introduced new silicon stee... More
Philadelphia & Reading Railroad, Mill Creek Bridge, Spanning Mill Cree...
Significance: This structure is significant as a well-preserved example among dozens of stone arch bridges built along the Philadelphia & Reading Railroad during the mid-19th century, and one of few with a curv... More
Philadelphia & Reading Railroad, Mill Creek Bridge, Spanning Mill Cree...
Significance: This structure is significant as a well-preserved example among dozens of stone arch bridges built along the Philadelphia & Reading Railroad during the mid-19th century, and one of few with a curv... More
Philadelphia & Reading Railroad, Mill Creek Bridge, Spanning Mill Cree...
Significance: This structure is significant as a well-preserved example among dozens of stone arch bridges built along the Philadelphia & Reading Railroad during the mid-19th century, and one of few with a curv... More
Philadelphia & Reading Railroad, Mill Creek Bridge, Spanning Mill Cree...
Significance: This structure is significant as a well-preserved example among dozens of stone arch bridges built along the Philadelphia & Reading Railroad during the mid-19th century, and one of few with a curv... More
Philadelphia & Reading Railroad, Mill Creek Bridge, Spanning Mill Cree...
Significance: This structure is significant as a well-preserved example among dozens of stone arch bridges built along the Philadelphia & Reading Railroad during the mid-19th century, and one of few with a curv... More
Philadelphia & Reading Railroad, Mill Creek Bridge, Spanning Mill Cree...
Significance: This structure is significant as a well-preserved example among dozens of stone arch bridges built along the Philadelphia & Reading Railroad during the mid-19th century, and one of few with a curv... More
Philadelphia & Reading Railroad, Mill Creek Bridge, Spanning Mill Cree...
Significance: This structure is significant as a well-preserved example among dozens of stone arch bridges built along the Philadelphia & Reading Railroad during the mid-19th century, and one of few with a curv... More
Philadelphia & Reading Railroad, Mill Creek Bridge, Spanning Mill Cree...
Significance: This structure is significant as a well-preserved example among dozens of stone arch bridges built along the Philadelphia & Reading Railroad during the mid-19th century, and one of few with a curv... More
Philadelphia & Reading Railroad, Mill Creek Bridge, Spanning Mill Cree...
Significance: This structure is significant as a well-preserved example among dozens of stone arch bridges built along the Philadelphia & Reading Railroad during the mid-19th century, and one of few with a curv... More
Pennsylvania Railroad, Pickering Creek Trestle, Spanning Pickering Cre...
Significance: The trestle is significant as a high trestle with both horizontal and vertical curvature. Unprocessed Field note material exists for this structure: N596 Survey number: HAER PA-521 Building/str... More
Pennsylvania Railroad, Pickering Creek Trestle, Spanning Pickering Cre...
Significance: The trestle is significant as a high trestle with both horizontal and vertical curvature. Unprocessed Field note material exists for this structure: N596 Survey number: HAER PA-521 Building/str... More