Pennsylvania Railroad, Delaware River Bridge, Spanning Delaware River,...
Significance: The crossing is a critical link in the railroad route from Philadelphia to New York, and has hosted a series of bridges dating back to 1806. The current bridge is one of the Pennsylvania Railroad'... More
Delaware, Lackawanna & Western Railroad & Ferry Terminal, Ferry Slips ...
Significance: Throughout the early decades of the twentieth century, this terminal played a central role in commuter transportation in the metropolitan area. The ferry facilities are significant as an integral... More
Delaware, Lackawanna & Western Railroad & Ferry Terminal, Ferry Slips ...
Significance: Throughout the early decades of the twentieth century, this terminal played a central role in commuter transportation in the metropolitan area. The ferry facilities are significant as an integral... More
Delaware, Lackawanna & Western Railroad & Ferry Terminal, Ferry Slips ...
Significance: Throughout the early decades of the twentieth century, this terminal played a central role in commuter transportation in the metropolitan area. The ferry facilities are significant as an integral... More
Delaware, Lackawanna & Western Railroad & Ferry Terminal, Ferry Slips ...
Significance: Throughout the early decades of the twentieth century, this terminal played a central role in commuter transportation in the metropolitan area. The ferry facilities are significant as an integral... More
Odessa Bridge, Spanning Appoquinimink River at Main Street (State Road...
Significance: The Odessa Bridge is a steel plate girder, bobtail swing bridge that rotates on a center bearing, appropriate to a relatively short light span. The bobtailed swing form is relatively unusual, and... More
Carter's Bridge, Still Road (Road 211), spanning Choptank River, Sandt...
Significance: Carter's Bridge (State Bridge No. 211A) is Delaware's only surviving highway span representative of the steel I-beam and lally column bridge form. The four-span length of the structure is unusual... More
Augustine Bridge, Brandywine River,Augustine Cutoff, Wilmington, New C...
Significance: Wrought iron, pin-connected, Pratt-type truss superstructure mounted on granite masonry piers; originally served as bridge for the B&O Railroad. Survey number: HAER DE-20 Building/structure date... More
Augustine Bridge, Brandywine River,Augustine Cutoff, Wilmington, New C...
Significance: Wrought iron, pin-connected, Pratt-type truss superstructure mounted on granite masonry piers; originally served as bridge for the B&O Railroad. Survey number: HAER DE-20 Building/structure date... More
Augustine Bridge, Brandywine River,Augustine Cutoff, Wilmington, New C...
Significance: Wrought iron, pin-connected, Pratt-type truss superstructure mounted on granite masonry piers; originally served as bridge for the B&O Railroad. Survey number: HAER DE-20 Building/structure date... More
Delaware, Lackawanna & Western Railroad, Scranton Yards, Bridge 60, Sp...
Significance: Bridge 60 stands at the west end of the Scranton yards. It controlled traffic between the yards and the D,L & W's mainline and Bloomsburg branch. Its construction is typical of D,L & W plate gir... More
Delaware, Lackawanna & Western Railroad, Scranton Yards, Bridge 60, Sp...
Significance: Bridge 60 stands at the west end of the Scranton yards. It controlled traffic between the yards and the D,L & W's mainline and Bloomsburg branch. Its construction is typical of D,L & W plate gir... More
Delaware & Hudson Canal, Delaware Aqueduct, Spanning Delaware River, L...
Picryl description: Public domain image of a bridge over a water stream, free to use, no copyright restrictions.
Delaware & Hudson Canal, Delaware Aqueduct, Spanning Delaware River, L...
Picryl description: Public domain image of a rural landscape with a watermill, water, decayed building, 18th, 19th century architecture, free to use, no copyright restrictions.
Delaware & Hudson Canal, Delaware Aqueduct, Spanning Delaware River, L...
Public domain photograph of historic place, landmark, 19th-century, vintage travel, landscape, free to use, no copyright restrictions image - Picryl description
Delaware & Hudson Canal, Delaware Aqueduct, Spanning Delaware River, L...
Public domain scan of a technical diagram, plan, or drawing, free to use, no copyright restrictions - Picryl description.
Delaware & Hudson Canal, Delaware Aqueduct, Spanning Delaware River, L...
Picryl description: Public domain image of a bridge, water, historic structure, free to use, no copyright restrictions.
Delaware & Hudson Canal, Delaware Aqueduct, Spanning Delaware River, L...
Public domain photo of a monument, historic place, free to use, no copyright restrictions image - Picryl description
Northampton Street Bridge, Spanning Delaware River at Northampton Stre...
Significance: The bridge is one of a few extant eye-bar cantilever bridges in the U.S. Its long central span, supported between two cantilever arms, is carefully disguised by superfluous members so as to appear... More
Erie Railway, Delaware Division, Bridge 189.46, Spanning Starucca Cree...
Significance: The Starrucca Viaduct was built by the Erie Railway in 1848, under the supervision of the engineers J.P. Kirkwood and J.W. Adams, and has been recognized, from the time of its construction, as one... More
Erie Railway, Delaware Division, Bridge 189.46, Spanning Starucca Cree...
Significance: The Starrucca Viaduct was built by the Erie Railway in 1848, under the supervision of the engineers J.P. Kirkwood and J.W. Adams, and has been recognized, from the time of its construction, as one... More
Pennsylvania & New Jersey Railroad, Delaware River Bridge, Spanning De...
Significance: Because of its location on the lower Delaware River, the bridge has a collection of extremely long and heavy spans. These include the world's heaviest center-bearing swing span, completed in 1896,... More
Pennsylvania & New Jersey Railroad, Delaware River Bridge, Spanning De...
Significance: Because of its location on the lower Delaware River, the bridge has a collection of extremely long and heavy spans. These include the world's heaviest center-bearing swing span, completed in 1896,... More
Pennsylvania & New Jersey Railroad, Delaware River Bridge, Spanning De...
Significance: Because of its location on the lower Delaware River, the bridge has a collection of extremely long and heavy spans. These include the world's heaviest center-bearing swing span, completed in 1896,... More
Thompson's Bridge, Spanning Brandywine River on Delaware State Route 9...
Significance: Thompson's Bridge is a multiple span, highly ornamental example of a concrete encased steel girder bridge; this type commonly was constructed by the State Highway Department during the period 1925... More
Thompson's Bridge, Spanning Brandywine River on Delaware State Route 9...
Significance: Thompson's Bridge is a multiple span, highly ornamental example of a concrete encased steel girder bridge; this type commonly was constructed by the State Highway Department during the period 1925... More
Erie Railway, Delaware Division, Bridge 110.54, Spanning Lackawaxen Ri...
Significance: The former Erie Railroad bridge over the Lackawaxen River is significant as a late nineteenth-century truss structure remaining in main-line service, and as the work of a major bridge-building com... More
Delaware crossing, Jersey side - Glass negative photogrpah. Public dom...
Public domain historical photo, free to use, no copyright restrictions image - Picryl description
Delaware County Bridge No. 131, County Route 750 Spanning White River,...
Significance: The White River Bridge on Delaware County Road 750W was fabricated and constructed by the Indiana Bridge Co. of Muncie, Indiana in 1897. Its 199'-10" span is the longest in Delaware County. The ... More
Half-Mound Bridge, Spanning Delaware River on Federal Aid Secondary Ro...
Significance: The Half Mound Bridge is a rare surviving example of a Baltimore truss. Survey number: HAER KS-1 Building/structure dates: after. 1875- before. 1900 Initial Construction Building/structure date... More
Kellams Bridge, Spanning Delaware River at Stalker-Kellams Road (State...
Significance: It is one of the few short-span wire-cable suspension bridges remaining in Pennsylvania. It was altered extensively in 1936. Unprocessed Field note material exists for this structure: N446 Surve... More
Kellams Bridge, Spanning Delaware River at Stalker-Kellams Road (State...
Significance: It is one of the few short-span wire-cable suspension bridges remaining in Pennsylvania. It was altered extensively in 1936. Unprocessed Field note material exists for this structure: N446 Surve... More
Odessa Bridge, Spanning Appoquinimink River at Main Street (State Road...
Significance: The Odessa Bridge is a steel plate girder, bobtail swing bridge that rotates on a center bearing, appropriate to a relatively short light span. The bobtailed swing form is relatively unusual, and... More
Carter's Bridge, Still Road (Road 211), spanning Choptank River, Sandt...
Significance: Carter's Bridge (State Bridge No. 211A) is Delaware's only surviving highway span representative of the steel I-beam and lally column bridge form. The four-span length of the structure is unusual... More
Delaware & Raritan Canal, Outlet Locks, Between State Route 18 & Rarit...
Survey number: HAER NJ-61 Public domain photograph - New Jersey, United States, free to use, no copyright restrictions image - Picryl description
Augustine Bridge, Brandywine River,Augustine Cutoff, Wilmington, New C...
Significance: Wrought iron, pin-connected, Pratt-type truss superstructure mounted on granite masonry piers; originally served as bridge for the B&O Railroad. Survey number: HAER DE-20 Building/structure date... More
Augustine Bridge, Brandywine River,Augustine Cutoff, Wilmington, New C...
Significance: Wrought iron, pin-connected, Pratt-type truss superstructure mounted on granite masonry piers; originally served as bridge for the B&O Railroad. Survey number: HAER DE-20 Building/structure date... More
Augustine Bridge, Brandywine River,Augustine Cutoff, Wilmington, New C...
Significance: Wrought iron, pin-connected, Pratt-type truss superstructure mounted on granite masonry piers; originally served as bridge for the B&O Railroad. Survey number: HAER DE-20 Building/structure date... More
Augustine Bridge, Brandywine River,Augustine Cutoff, Wilmington, New C...
Significance: Wrought iron, pin-connected, Pratt-type truss superstructure mounted on granite masonry piers; originally served as bridge for the B&O Railroad. Survey number: HAER DE-20 Building/structure date... More
Augustine Bridge, Brandywine River,Augustine Cutoff, Wilmington, New C...
Significance: Wrought iron, pin-connected, Pratt-type truss superstructure mounted on granite masonry piers; originally served as bridge for the B&O Railroad. Survey number: HAER DE-20 Building/structure date... More
Augustine Bridge, Brandywine River,Augustine Cutoff, Wilmington, New C...
Significance: Wrought iron, pin-connected, Pratt-type truss superstructure mounted on granite masonry piers; originally served as bridge for the B&O Railroad. Survey number: HAER DE-20 Building/structure date... More
Augustine Bridge, Brandywine River,Augustine Cutoff, Wilmington, New C...
Significance: Wrought iron, pin-connected, Pratt-type truss superstructure mounted on granite masonry piers; originally served as bridge for the B&O Railroad. Survey number: HAER DE-20 Building/structure date... More
New York, Ontario & Western Railroad, Delaware River Bridge, Hancock, ...
Survey number: HAER NY-66 Public domain photograph - New York, United States, free to use, no copyright restrictions image - Picryl description
Delaware, Lackawanna & Western Railroad, Delaware River Viaduct, Spann...
Picryl description: Public domain vintage artistic photograph, free to use, no copyright restrictions image.
Delaware, Lackawanna & Western Railroad, Delaware River Viaduct, Spann...
Picryl description: Public domain image of an arch stone structure, bridge, or tunnel, free to use, no copyright restrictions.
Delaware & Hudson Canal, Delaware Aqueduct, Spanning Delaware River, L...
Public domain photograph - historical image of Pennsylvania, United States, free to use, no copyright restrictions image - Picryl description
Delaware & Hudson Canal, Delaware Aqueduct, Spanning Delaware River, L...
Picryl description: Public domain image of an arch bridge, stone structure, architecture, free to use, no copyright restrictions.
Delaware & Hudson Canal, Delaware Aqueduct, Spanning Delaware River, L...
Picryl description: Public domain image of a bridge over a water stream, free to use, no copyright restrictions.
Delaware & Hudson Canal, Delaware Aqueduct, Spanning Delaware River, L...
Picryl description: Public domain image of a canal, barge, historic place, water reflection, 19th century, free to use, no copyright restrictions.
Philadelphia, Baltimore & Washington Railroad, Darby River Bridge, Spa...
Significance: Because Pennsylvania has few low-lying areas, the bridge is one of a limited number of movable railroad structures in the state, and even more rare as an overhead-counterweight bascule bridge. Un... More
Philadelphia, Baltimore & Washington Railroad, Darby River Bridge, Spa...
Significance: Because Pennsylvania has few low-lying areas, the bridge is one of a limited number of movable railroad structures in the state, and even more rare as an overhead-counterweight bascule bridge. Un... More
Philadelphia, Baltimore & Washington Railroad, Darby River Bridge, Spa...
Significance: Because Pennsylvania has few low-lying areas, the bridge is one of a limited number of movable railroad structures in the state, and even more rare as an overhead-counterweight bascule bridge. Un... More
Philadelphia, Baltimore & Washington Railroad, Darby River Bridge, Spa...
Significance: Because Pennsylvania has few low-lying areas, the bridge is one of a limited number of movable railroad structures in the state, and even more rare as an overhead-counterweight bascule bridge. Un... More
Seaford Bridge, Spanning Nanticoke River at Front Street, Seaford, Sus...
Public domain photograph - historical image of Delaware, United States, free to use, no copyright restrictions image - Picryl description
Pennsylvania & New Jersey Railroad, Delaware River Bridge, Spanning De...
Significance: Because of its location on the lower Delaware River, the bridge has a collection of extremely long and heavy spans. These include the world's heaviest center-bearing swing span, completed in 1896,... More
Pennsylvania & New Jersey Railroad, Delaware River Bridge, Spanning De...
Significance: Because of its location on the lower Delaware River, the bridge has a collection of extremely long and heavy spans. These include the world's heaviest center-bearing swing span, completed in 1896,... More
Thompson's Bridge, Spanning Brandywine River on Delaware State Route 9...
Significance: Thompson's Bridge is a multiple span, highly ornamental example of a concrete encased steel girder bridge; this type commonly was constructed by the State Highway Department during the period 1925... More
Erie Railway, Delaware Division, Bridge 110.54, Spanning Lackawaxen Ri...
Significance: The former Erie Railroad bridge over the Lackawaxen River is significant as a late nineteenth-century truss structure remaining in main-line service, and as the work of a major bridge-building com... More
Erie Railway, Delaware Division, Bridge 110.54, Spanning Lackawaxen Ri...
Significance: The former Erie Railroad bridge over the Lackawaxen River is significant as a late nineteenth-century truss structure remaining in main-line service, and as the work of a major bridge-building com... More
Delaware State Bridge No. 21A, Operator's House, Spanning Mispillion R...
Significance: Delaware Bridge 21A is a typical example of a Scherzer-type, rolling-lift bascule bridge, and the Operator's House is a standard design used on many movable bridges designed by the firm of Keller ... More
Delaware, Lackawanna & Western Railroad & Ferry Terminal, Ferry Slips ...
Significance: Throughout the early decades of the twentieth century, this terminal played a central role in commuter transportation in the metropolitan area. The ferry facilities are significant as an integral... More
Augustine Bridge, Brandywine River,Augustine Cutoff, Wilmington, New C...
Significance: Wrought iron, pin-connected, Pratt-type truss superstructure mounted on granite masonry piers; originally served as bridge for the B&O Railroad. Survey number: HAER DE-20 Building/structure date... More
Augustine Bridge, Brandywine River,Augustine Cutoff, Wilmington, New C...
Significance: Wrought iron, pin-connected, Pratt-type truss superstructure mounted on granite masonry piers; originally served as bridge for the B&O Railroad. Survey number: HAER DE-20 Building/structure date... More
Augustine Bridge, Brandywine River,Augustine Cutoff, Wilmington, New C...
Significance: Wrought iron, pin-connected, Pratt-type truss superstructure mounted on granite masonry piers; originally served as bridge for the B&O Railroad. Survey number: HAER DE-20 Building/structure date... More
Delaware, Lackawanna & Western Railroad, Scranton Yards, Bridge 60, Sp...
Significance: Bridge 60 stands at the west end of the Scranton yards. It controlled traffic between the yards and the D,L & W's mainline and Bloomsburg branch. Its construction is typical of D,L & W plate gir... More
Wagamon Pond Dam & Bridge, Spanning Broadkill River at State Road No. ...
Significance: The structure is a combination dam and water control structure of an unusual type. The existing system has evolved through a series of reconstructions since the first bridge was replaced in 1815 ... More
Wagamon Pond Dam & Bridge, Spanning Broadkill River at State Road No. ...
Significance: The structure is a combination dam and water control structure of an unusual type. The existing system has evolved through a series of reconstructions since the first bridge was replaced in 1815 ... More
Delaware & Hudson Canal, Delaware Aqueduct, Spanning Delaware River, L...
Picryl description: Public domain image of a bridge, water, historic structure, free to use, no copyright restrictions.
Delaware & Hudson Canal, Delaware Aqueduct, Spanning Delaware River, L...
Public domain photograph - historical image of Pennsylvania, United States, free to use, no copyright restrictions image - Picryl description
Seaford Bridge, Spanning Nanticoke River at Front Street, Seaford, Sus...
Picryl description: Public domain image of a quarry, mine, excavation, or mining site, free to use, no copyright restrictions.
Chester & Delaware River Railroad, Chester Creek Bridge, Spanning Ches...
Significance: Because Pennsylvania has few low-lying areas, the bridge is one of a limited number of moveable railroad structures in this state. This bridge is remarkably low, about a foot above water at high t... More
Erie Railway, Delaware Division, Bridge 189.46, Spanning Starucca Cree...
Significance: The Starrucca Viaduct was built by the Erie Railway in 1848, under the supervision of the engineers J.P. Kirkwood and J.W. Adams, and has been recognized, from the time of its construction, as one... More
Pennsylvania & New Jersey Railroad, Delaware River Bridge, Spanning De...
Significance: Because of its location on the lower Delaware River, the bridge has a collection of extremely long and heavy spans. These include the world's heaviest center-bearing swing span, completed in 1896,... More
Thompson's Bridge, Spanning Brandywine River on Delaware State Route 9...
Significance: Thompson's Bridge is a multiple span, highly ornamental example of a concrete encased steel girder bridge; this type commonly was constructed by the State Highway Department during the period 1925... More
Thompson's Bridge, Spanning Brandywine River on Delaware State Route 9...
Significance: Thompson's Bridge is a multiple span, highly ornamental example of a concrete encased steel girder bridge; this type commonly was constructed by the State Highway Department during the period 1925... More
Thompson's Bridge, Spanning Brandywine River on Delaware State Route 9...
Significance: Thompson's Bridge is a multiple span, highly ornamental example of a concrete encased steel girder bridge; this type commonly was constructed by the State Highway Department during the period 1925... More
Thompson's Bridge, Spanning Brandywine River on Delaware State Route 9...
Significance: Thompson's Bridge is a multiple span, highly ornamental example of a concrete encased steel girder bridge; this type commonly was constructed by the State Highway Department during the period 1925... More
Erie Railway, Delaware Division, Bridge 110.54, Spanning Lackawaxen Ri...
Significance: The former Erie Railroad bridge over the Lackawaxen River is significant as a late nineteenth-century truss structure remaining in main-line service, and as the work of a major bridge-building com... More
Erie Railway, Delaware Division, Bridge 110.54, Spanning Lackawaxen Ri...
Significance: The former Erie Railroad bridge over the Lackawaxen River is significant as a late nineteenth-century truss structure remaining in main-line service, and as the work of a major bridge-building com... More
Erie Railway, Delaware Division, Bridge 110.54, Spanning Lackawaxen Ri...
Significance: The former Erie Railroad bridge over the Lackawaxen River is significant as a late nineteenth-century truss structure remaining in main-line service, and as the work of a major bridge-building com... More
Delaware crossing, Penn. side, Penn., mammoth plate negative
Public domain historical photo, free to use, no copyright restrictions image - Picryl description
Pennsylvania Railroad, Delaware River Bridge, Spanning Delaware River,...
Significance: The crossing is a critical link in the railroad route from Philadelphia to New York, and has hosted a series of bridges dating back to 1806. The current bridge is one of the Pennsylvania Railroad'... More
Delaware River Bridge, Spanning Delaware River on Delaware Road, Riege...
Survey number: HAER PA-31 Public domain photograph - historical image of Pennsylvania, United States, free to use, no copyright restrictions image - Picryl description
Delaware State Bridge No. 21A, Operator's House, Spanning Mispillion R...
Significance: Delaware Bridge 21A is a typical example of a Scherzer-type, rolling-lift bascule bridge, and the Operator's House is a standard design used on many movable bridges designed by the firm of Keller ... 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
Delaware, Lackawanna & Western Railroad & Ferry Terminal, Ferry Slips ...
Significance: Throughout the early decades of the twentieth century, this terminal played a central role in commuter transportation in the metropolitan area. The ferry facilities are significant as an integral... More
Delaware, Lackawanna & Western Railroad & Ferry Terminal, Ferry Slips ...
Significance: Throughout the early decades of the twentieth century, this terminal played a central role in commuter transportation in the metropolitan area. The ferry facilities are significant as an integral... More
Delaware, Lackawanna & Western Railroad & Ferry Terminal, Ferry Slips ...
Significance: Throughout the early decades of the twentieth century, this terminal played a central role in commuter transportation in the metropolitan area. The ferry facilities are significant as an integral... More
Half-Mound Bridge, Spanning Delaware River on Federal Aid Secondary Ro...
Significance: The Half Mound Bridge is a rare surviving example of a Baltimore truss. Survey number: HAER KS-1 Building/structure dates: after. 1875- before. 1900 Initial Construction Building/structure date... More
Kellams Bridge, Spanning Delaware River at Stalker-Kellams Road (State...
Significance: It is one of the few short-span wire-cable suspension bridges remaining in Pennsylvania. It was altered extensively in 1936. Unprocessed Field note material exists for this structure: N446 Surve... More
Odessa Bridge, Spanning Appoquinimink River at Main Street (State Road...
Significance: The Odessa Bridge is a steel plate girder, bobtail swing bridge that rotates on a center bearing, appropriate to a relatively short light span. The bobtailed swing form is relatively unusual, and... More
Carter's Bridge, Still Road (Road 211), spanning Choptank River, Sandt...
Significance: Carter's Bridge (State Bridge No. 211A) is Delaware's only surviving highway span representative of the steel I-beam and lally column bridge form. The four-span length of the structure is unusual... More
Carter's Bridge, Still Road (Road 211), spanning Choptank River, Sandt...
Significance: Carter's Bridge (State Bridge No. 211A) is Delaware's only surviving highway span representative of the steel I-beam and lally column bridge form. The four-span length of the structure is unusual... More
Smith's Covered Bridge, Beaver Valley, spanning Brandywine River, Gran...
Picryl description: Public domain image of a basement, underground, lobby, free to use, no copyright restrictions.
Augustine Bridge, Brandywine River,Augustine Cutoff, Wilmington, New C...
Significance: Wrought iron, pin-connected, Pratt-type truss superstructure mounted on granite masonry piers; originally served as bridge for the B&O Railroad. Survey number: HAER DE-20 Building/structure date... More
Augustine Bridge, Brandywine River,Augustine Cutoff, Wilmington, New C...
Significance: Wrought iron, pin-connected, Pratt-type truss superstructure mounted on granite masonry piers; originally served as bridge for the B&O Railroad. Survey number: HAER DE-20 Building/structure date... More
Delaware, Lackawanna & Western Railroad, Scranton Yards, Bridge 60, Sp...
Significance: Bridge 60 stands at the west end of the Scranton yards. It controlled traffic between the yards and the D,L & W's mainline and Bloomsburg branch. Its construction is typical of D,L & W plate gir... More
Delaware, Lackawanna & Western Railroad, Scranton Yards, Bridge 60, Sp...
Significance: Bridge 60 stands at the west end of the Scranton yards. It controlled traffic between the yards and the D,L & W's mainline and Bloomsburg branch. Its construction is typical of D,L & W plate gir... More
Lehigh Valley Railroad, Delaware River Bridge, Spanning Delaware River...
Significance: This structure occupies the piers of the first railroad bridge to cross the Delaware River at Easton. It is also notable for its fish-belly deck trusses, an unusual variant of the Pratt design. U... More
Lehigh Valley Railroad, Delaware River Bridge, Spanning Delaware River...
Significance: This structure occupies the piers of the first railroad bridge to cross the Delaware River at Easton. It is also notable for its fish-belly deck trusses, an unusual variant of the Pratt design. U... More