Part of the Monongahela River Recording Project, which included HAER PA-385, Monongahela Navation Company Lock and Dam No. 7; HAER PA-299, Monongahela Lock and Dam No. 7; and HAER PA-304, Lower Monongahela Rive More
Part of the Monongahela River Recording Project, which included HAER PA-385, Monongahela Navation Company Lock and Dam No. 7; HAER PA-299, Monongahela Lock and Dam No. 7; and HAER PA-304, Lower Monongahela Rive More
Part of the Monongahela River Recording Project, which included HAER PA-385, Monongahela Navation Company Lock and Dam No. 7; HAER PA-299, Monongahela Lock and Dam No. 7; and HAER PA-304, Lower Monongahela Rive More
Part of the Monongahela River Recording Project, which included HAER PA-385, Monongahela Navation Company Lock and Dam No. 7; HAER PA-299, Monongahela Lock and Dam No. 7; and HAER PA-304, Lower Monongahela Rive More
Part of the Monongahela River Recording Project, which included HAER PA-385, Monongahela Navation Company Lock and Dam No. 7; HAER PA-299, Monongahela Lock and Dam No. 7; and HAER PA-304, Lower Monongahela Rive More
Part of the Monongahela River Recording Project, which included HAER PA-385, Monongahela Navation Company Lock and Dam No. 7; HAER PA-299, Monongahela Lock and Dam No. 7; and HAER PA-304, Lower Monongahela Rive More
Part of the Monongahela River Recording Project, which included HAER PA-385, Monongahela Navation Company Lock and Dam No. 7; HAER PA-299, Monongahela Lock and Dam No. 7; and HAER PA-304, Lower Monongahela Rive More
Part of the Monongahela River Recording Project, which included HAER PA-385, Monongahela Navation Company Lock and Dam No. 7; HAER PA-299, Monongahela Lock and Dam No. 7; and HAER PA-304, Lower Monongahela Rive More
Part of the Monongahela River Recording Project, which included HAER PA-385, Monongahela Navation Company Lock and Dam No. 7; HAER PA-299, Monongahela Lock and Dam No. 7; and HAER PA-304, Lower Monongahela Rive More
Part of the Monongahela River Recording Project, which included HAER PA-385, Monongahela Navation Company Lock and Dam No. 7; HAER PA-299, Monongahela Lock and Dam No. 7; and HAER PA-304, Lower Monongahela Rive More
Part of the Monongahela River Recording Project, which included HAER PA-385, Monongahela Navation Company Lock and Dam No. 7; HAER PA-299, Monongahela Lock and Dam No. 7; and HAER PA-304, Lower Monongahela Rive More
Part of the Monongahela River Recording Project, which included HAER PA-385, Monongahela Navation Company Lock and Dam No. 7; HAER PA-299, Monongahela Lock and Dam No. 7; and HAER PA-304, Lower Monongahela Rive More
Part of the Monongahela River Recording Project, which included HAER PA-385, Monongahela Navation Company Lock and Dam No. 7; HAER PA-299, Monongahela Lock and Dam No. 7; and HAER PA-304, Lower Monongahela Rive More
Part of the Monongahela River Recording Project, which included HAER PA-385, Monongahela Navation Company Lock and Dam No. 7; HAER PA-299, Monongahela Lock and Dam No. 7; and HAER PA-304, Lower Monongahela Rive More
Part of the Monongahela River Recording Project, which included HAER PA-385, Monongahela Navation Company Lock and Dam No. 7; HAER PA-299, Monongahela Lock and Dam No. 7; and HAER PA-304, Lower Monongahela Rive More
Part of the Monongahela River Recording Project, which included HAER PA-385, Monongahela Navation Company Lock and Dam No. 7; HAER PA-299, Monongahela Lock and Dam No. 7; and HAER PA-304, Lower Monongahela Rive More
Part of the Monongahela River Recording Project, which included HAER PA-385, Monongahela Navation Company Lock and Dam No. 7; HAER PA-299, Monongahela Lock and Dam No. 7; and HAER PA-304, Lower Monongahela Rive More
Part of the Monongahela River Recording Project, which included HAER PA-385, Monongahela Navation Company Lock and Dam No. 7; HAER PA-299, Monongahela Lock and Dam No. 7; and HAER PA-304, Lower Monongahela Rive More
Significance: The bridge is a representative example of the Pratt half-hip truss and of the work of the Converse Bridge Company of Chattanooga, Tennessee. Survey number: HAER TN-24 Building/structure dates: 1 More
Significance: The bridge is a representative example of the Pratt half-hip truss and of the work of the Converse Bridge Company of Chattanooga, Tennessee. Survey number: HAER TN-24 Building/structure dates: 1 More
Significance: The bridge is a representative example of the Pratt half-hip truss and of the work of the Converse Bridge Company of Chattanooga, Tennessee. Survey number: HAER TN-24 Building/structure dates: 1 More
Significance: The bridge is a representative example of the Pratt half-hip truss and of the work of the Converse Bridge Company of Chattanooga, Tennessee. Survey number: HAER TN-24 Building/structure dates: 1 More
Significance: The bridge is a representative example of the Pratt half-hip truss and of the work of the Converse Bridge Company of Chattanooga, Tennessee. Survey number: HAER TN-24 Building/structure dates: 1 More
Significance: The bridge is a representative example of the Pratt half-hip truss and of the work of the Converse Bridge Company of Chattanooga, Tennessee. Survey number: HAER TN-24 Building/structure dates: 1 More
Significance: The bridge is a representative example of the Pratt half-hip truss and of the work of the Converse Bridge Company of Chattanooga, Tennessee. Survey number: HAER TN-24 Building/structure dates: 1 More
Significance: The Cache Creek Bridge is one of two known remaining examples of Clinton bridges in California. It is also the last remaining through truss highway bridge in Lake County. It represents a type (P More
Significance: The Cache Creek Bridge is one of two known remaining examples of Clinton bridges in California. It is also the last remaining through truss highway bridge in Lake County. It represents a type (P More
Significance: The Cache Creek Bridge is one of two known remaining examples of Clinton bridges in California. It is also the last remaining through truss highway bridge in Lake County. It represents a type (P More
Significance: The Cache Creek Bridge is one of two known remaining examples of Clinton bridges in California. It is also the last remaining through truss highway bridge in Lake County. It represents a type (P More
Significance: The Cache Creek Bridge is one of two known remaining examples of Clinton bridges in California. It is also the last remaining through truss highway bridge in Lake County. It represents a type (P More
Significance: The Cache Creek Bridge is one of two known remaining examples of Clinton bridges in California. It is also the last remaining through truss highway bridge in Lake County. It represents a type (P More
Significance: The Cache Creek Bridge is one of two known remaining examples of Clinton bridges in California. It is also the last remaining through truss highway bridge in Lake County. It represents a type (P More
Significance: The Cache Creek Bridge is one of two known remaining examples of Clinton bridges in California. It is also the last remaining through truss highway bridge in Lake County. It represents a type (P More
Significance: The Cache Creek Bridge is one of two known remaining examples of Clinton bridges in California. It is also the last remaining through truss highway bridge in Lake County. It represents a type (P More
Significance: The Cache Creek Bridge is one of two known remaining examples of Clinton bridges in California. It is also the last remaining through truss highway bridge in Lake County. It represents a type (P More
Significance: The Cache Creek Bridge is one of two known remaining examples of Clinton bridges in California. It is also the last remaining through truss highway bridge in Lake County. It represents a type (P More
Significance: The Cache Creek Bridge is one of two known remaining examples of Clinton bridges in California. It is also the last remaining through truss highway bridge in Lake County. It represents a type (P More
Significance: The Cache Creek Bridge is one of two known remaining examples of Clinton bridges in California. It is also the last remaining through truss highway bridge in Lake County. It represents a type (P More
Significance: The Cache Creek Bridge is one of two known remaining examples of Clinton bridges in California. It is also the last remaining through truss highway bridge in Lake County. It represents a type (P More
Significance: The Cache Creek Bridge is one of two known remaining examples of Clinton bridges in California. It is also the last remaining through truss highway bridge in Lake County. It represents a type (P More
Significance: The bridge is a representative, yet attractive, example of a through Pratt steel truss. The most unique and significant feature of the bridge is its unusual skewed portal treatrment. Survey numbe More
Significance: The bridge is a representative, yet attractive, example of a through Pratt steel truss. The most unique and significant feature of the bridge is its unusual skewed portal treatrment. Survey numbe More
Significance: The bridge is a representative, yet attractive, example of a through Pratt steel truss. The most unique and significant feature of the bridge is its unusual skewed portal treatrment. Survey numbe More
Significance: The bridge is a representative, yet attractive, example of a through Pratt steel truss. The most unique and significant feature of the bridge is its unusual skewed portal treatrment. Survey numbe More
Significance: The bridge is a representative, yet attractive, example of a through Pratt steel truss. The most unique and significant feature of the bridge is its unusual skewed portal treatrment. Survey numbe More
Significance: The bridge is a representative, yet attractive, example of a through Pratt steel truss. The most unique and significant feature of the bridge is its unusual skewed portal treatrment. Survey numbe More
Significance: The bridge is a representative, yet attractive, example of a through Pratt steel truss. The most unique and significant feature of the bridge is its unusual skewed portal treatrment. Survey numbe More
Significance: The bridge is a representative, yet attractive, example of a through Pratt steel truss. The most unique and significant feature of the bridge is its unusual skewed portal treatrment. Survey numbe More
Significance: The bridge is a representative, yet attractive, example of a through Pratt steel truss. The most unique and significant feature of the bridge is its unusual skewed portal treatrment. Survey numbe More
Significance: The bridge is a representative, yet attractive, example of a through Pratt steel truss. The most unique and significant feature of the bridge is its unusual skewed portal treatrment. Survey numbe More
Significance: The bridge is a representative, yet attractive, example of a through Pratt steel truss. The most unique and significant feature of the bridge is its unusual skewed portal treatrment. Survey numbe More
Significance: The bridge is a representative, yet attractive, example of a through Pratt steel truss. The most unique and significant feature of the bridge is its unusual skewed portal treatrment. Survey numbe More
Significance: The East Dingle Bridge is significant because it was built by a prominent western bridge contractor, Charles G. Sheely. The bridge was among the first of the steel bridges in southern Idaho. It More
Significance: The East Dingle Bridge is significant because it was built by a prominent western bridge contractor, Charles G. Sheely. The bridge was among the first of the steel bridges in southern Idaho. It More
Significance: The East Dingle Bridge is significant because it was built by a prominent western bridge contractor, Charles G. Sheely. The bridge was among the first of the steel bridges in southern Idaho. It More
Significance: The East Dingle Bridge is significant because it was built by a prominent western bridge contractor, Charles G. Sheely. The bridge was among the first of the steel bridges in southern Idaho. It More
Significance: The East Dingle Bridge is significant because it was built by a prominent western bridge contractor, Charles G. Sheely. The bridge was among the first of the steel bridges in southern Idaho. It More
Significance: The East Dingle Bridge is significant because it was built by a prominent western bridge contractor, Charles G. Sheely. The bridge was among the first of the steel bridges in southern Idaho. It More
Significance: The East Dingle Bridge is significant because it was built by a prominent western bridge contractor, Charles G. Sheely. The bridge was among the first of the steel bridges in southern Idaho. It More
Significance: The Ferndale Road Bridge is one of the State's longest remaining examples of a Pratt overhead truss bridge. It was built shortly before the advent of the standardized construction methods of the More
Significance: The Ferndale Road Bridge is one of the State's longest remaining examples of a Pratt overhead truss bridge. It was built shortly before the advent of the standardized construction methods of the More
Significance: The Ferndale Road Bridge is one of the State's longest remaining examples of a Pratt overhead truss bridge. It was built shortly before the advent of the standardized construction methods of the More
Significance: The Ferndale Road Bridge is one of the State's longest remaining examples of a Pratt overhead truss bridge. It was built shortly before the advent of the standardized construction methods of the More
Significance: The Ferndale Road Bridge is one of the State's longest remaining examples of a Pratt overhead truss bridge. It was built shortly before the advent of the standardized construction methods of the More
Significance: The Ferndale Road Bridge is one of the State's longest remaining examples of a Pratt overhead truss bridge. It was built shortly before the advent of the standardized construction methods of the More
Significance: The Ferndale Road Bridge is one of the State's longest remaining examples of a Pratt overhead truss bridge. It was built shortly before the advent of the standardized construction methods of the More
Significance: The Ferndale Road Bridge is one of the State's longest remaining examples of a Pratt overhead truss bridge. It was built shortly before the advent of the standardized construction methods of the More
Significance: The Ferndale Road Bridge is one of the State's longest remaining examples of a Pratt overhead truss bridge. It was built shortly before the advent of the standardized construction methods of the More
Significance: The Ferndale Road Bridge is one of the State's longest remaining examples of a Pratt overhead truss bridge. It was built shortly before the advent of the standardized construction methods of the More
Significance: The Modern Steel Structures Company of Waukesha constructed the Yellow River Bridge across the Chippewa River in 1908. The firm, incorporated in 1900, developed the most modern and complete steel More
Significance: The Modern Steel Structures Company of Waukesha constructed the Yellow River Bridge across the Chippewa River in 1908. The firm, incorporated in 1900, developed the most modern and complete steel More
Significance: The Modern Steel Structures Company of Waukesha constructed the Yellow River Bridge across the Chippewa River in 1908. The firm, incorporated in 1900, developed the most modern and complete steel More
Significance: The Modern Steel Structures Company of Waukesha constructed the Yellow River Bridge across the Chippewa River in 1908. The firm, incorporated in 1900, developed the most modern and complete steel More
Significance: The Falls Bridge is a unique and well-preserved example of the Petit through truss design, capable of carrying a roadway on both its upper and lower chords. The upper deck remains incomplete, but More
Significance: The Falls Bridge is a unique and well-preserved example of the Petit through truss design, capable of carrying a roadway on both its upper and lower chords. The upper deck remains incomplete, but More
Significance: The Falls Bridge is a unique and well-preserved example of the Petit through truss design, capable of carrying a roadway on both its upper and lower chords. The upper deck remains incomplete, but More
Significance: The Falls Bridge is a unique and well-preserved example of the Petit through truss design, capable of carrying a roadway on both its upper and lower chords. The upper deck remains incomplete, but More
Significance: The Falls Bridge is a unique and well-preserved example of the Petit through truss design, capable of carrying a roadway on both its upper and lower chords. The upper deck remains incomplete, but More
Significance: The Falls Bridge is a unique and well-preserved example of the Petit through truss design, capable of carrying a roadway on both its upper and lower chords. The upper deck remains incomplete, but More
Significance: The Falls Bridge is a unique and well-preserved example of the Petit through truss design, capable of carrying a roadway on both its upper and lower chords. The upper deck remains incomplete, but More
Significance: The Falls Bridge is a unique and well-preserved example of the Petit through truss design, capable of carrying a roadway on both its upper and lower chords. The upper deck remains incomplete, but More
Significance: The Falls Bridge is a unique and well-preserved example of the Petit through truss design, capable of carrying a roadway on both its upper and lower chords. The upper deck remains incomplete, but More
Significance: The Falls Bridge is a unique and well-preserved example of the Petit through truss design, capable of carrying a roadway on both its upper and lower chords. The upper deck remains incomplete, but More
Significance: The Falls Bridge is a unique and well-preserved example of the Petit through truss design, capable of carrying a roadway on both its upper and lower chords. The upper deck remains incomplete, but More
Significance: The Falls Bridge is a unique and well-preserved example of the Petit through truss design, capable of carrying a roadway on both its upper and lower chords. The upper deck remains incomplete, but More
Significance: The Falls Bridge is a unique and well-preserved example of the Petit through truss design, capable of carrying a roadway on both its upper and lower chords. The upper deck remains incomplete, but More