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Jefferson Street Viaduct, Spanning Des Moines River at U.S. Highway 63/34, Ottumwa, Wapello County, IA

Jefferson Street Viaduct, Spanning Des Moines River at U.S. Highway 63...

Significance: As one of Iowa's most handsomely proportioned highway trusses, the Jefferson Viaduct a continuous Warren deck truss is technologically noteworthy as an uncommon application of deck truss techn... More

Southeast Fourteenth Street Bridge, Spanning Des Moines River at U.S. Highway 65/69, Des Moines, Polk County, IA

Southeast Fourteenth Street Bridge, Spanning Des Moines River at U.S. ...

Picryl description: Public domain image of a river, water stream, lake or pond, park or forest, natural landscape, free to use, no copyright restrictions.

Wagon Bridge, Spanning Des Moines River, Boone, Boone County, IA

Wagon Bridge, Spanning Des Moines River, Boone, Boone County, IA

Significance: This bridge is one of the few remaining large-scale wagon trusses in Iowa. A locally important crossing of a major river, it is one of the few multiple span pin-connected Pratt trusses remaining ... More

Open Spandrel Bridge, Hawkeye Avenue, spanning Des Moines River, Fort Dodge, Webster County, IA

Open Spandrel Bridge, Hawkeye Avenue, spanning Des Moines River, Fort ...

Significance: The Hawkeye Avenue Bridge is a well-preserved example of an open spandrel reinforced concrete arch bridge. The bridge was designed by the Fort Dodge City Engineer, C.H. Reynolds, and constructed ... More

Jefferson Street Viaduct, Spanning Des Moines River at U.S. Highway 63/34, Ottumwa, Wapello County, IA

Jefferson Street Viaduct, Spanning Des Moines River at U.S. Highway 63...

Significance: As one of Iowa's most handsomely proportioned highway trusses, the Jefferson Viaduct a continuous Warren deck truss is technologically noteworthy as an uncommon application of deck truss techn... More

Jefferson Street Viaduct, Spanning Des Moines River at U.S. Highway 63/34, Ottumwa, Wapello County, IA

Jefferson Street Viaduct, Spanning Des Moines River at U.S. Highway 63...

Significance: As one of Iowa's most handsomely proportioned highway trusses, the Jefferson Viaduct a continuous Warren deck truss is technologically noteworthy as an uncommon application of deck truss techn... More

Jefferson Street Viaduct, Spanning Des Moines River at U.S. Highway 63/34, Ottumwa, Wapello County, IA

Jefferson Street Viaduct, Spanning Des Moines River at U.S. Highway 63...

Significance: As one of Iowa's most handsomely proportioned highway trusses, the Jefferson Viaduct a continuous Warren deck truss is technologically noteworthy as an uncommon application of deck truss techn... More

Jefferson Street Viaduct, Spanning Des Moines River at U.S. Highway 63/34, Ottumwa, Wapello County, IA

Jefferson Street Viaduct, Spanning Des Moines River at U.S. Highway 63...

Significance: As one of Iowa's most handsomely proportioned highway trusses, the Jefferson Viaduct a continuous Warren deck truss is technologically noteworthy as an uncommon application of deck truss techn... More

Kilbourn Bridge, Spanning Des Moines River, Kilbourn, Van Buren County, IA

Kilbourn Bridge, Spanning Des Moines River, Kilbourn, Van Buren County...

Significance: The Kilbourn Bridge is significant as the first large-scale engineering project undertaken by the Iowa State Highway Commission and one of the only pin-connected truss designs used by the ISHC pri... More

Des Moines River, Des Moines, Ia.

Des Moines River, Des Moines, Ia.

J197777 U.S. Copyright Office Copyright deposit; Haines Photo Co.; November 23, 1914. Copyright claimant's address: Conneaut, O.

Chicago & Northwestern Railroad Viaduct, Spanning Des Moines River at Chicago & Northwestern Railroad tracks, Boone, Boone County, IA

Chicago & Northwestern Railroad Viaduct, Spanning Des Moines River at ...

Significance: This bridge is one of the last projects of noted bridge engineer George Morison, who died two years after the structure was built. The bridge was the longest and heaviest viaduct of its time, and... More

Wagon Bridge, Spanning Des Moines River, Boone, Boone County, IA

Wagon Bridge, Spanning Des Moines River, Boone, Boone County, IA

Significance: This bridge is one of the few remaining large-scale wagon trusses in Iowa. A locally important crossing of a major river, it is one of the few multiple span pin-connected Pratt trusses remaining ... More

Jefferson Street Viaduct, Spanning Des Moines River at U.S. Highway 63/34, Ottumwa, Wapello County, IA

Jefferson Street Viaduct, Spanning Des Moines River at U.S. Highway 63...

Significance: As one of Iowa's most handsomely proportioned highway trusses, the Jefferson Viaduct a continuous Warren deck truss is technologically noteworthy as an uncommon application of deck truss techn... More

Kilbourn Bridge, Spanning Des Moines River, Kilbourn, Van Buren County, IA

Kilbourn Bridge, Spanning Des Moines River, Kilbourn, Van Buren County...

Significance: The Kilbourn Bridge is significant as the first large-scale engineering project undertaken by the Iowa State Highway Commission and one of the only pin-connected truss designs used by the ISHC pri... More

Eveland Bridge, Spanning Des Moines River at 285th Street, Oskaloosa, Mahaska County, IA

Eveland Bridge, Spanning Des Moines River at 285th Street, Oskaloosa, ...

Significance: The Eveland Bridge is a rare example of a multiple-span Whipple truss bridge. A less common variation on the Pratt truss, the Whipple truss was seldom used for wagon trusses in Iowa, and only sev... More

Wagon Bridge, Spanning Des Moines River, Boone, Boone County, IA

Wagon Bridge, Spanning Des Moines River, Boone, Boone County, IA

Significance: This bridge is one of the few remaining large-scale wagon trusses in Iowa. A locally important crossing of a major river, it is one of the few multiple span pin-connected Pratt trusses remaining ... More

C. & N.W. Ry. [i.e. Chicago & North Western Railway] viaduct over Des Moines River, near Boone, Iowa

C. & N.W. Ry. [i.e. Chicago & North Western Railway] viaduct over Des ...

Picryl description: Public domain image of a bridge, train viaduct, free to use, no copyright restrictions.

Jefferson Street Viaduct, Spanning Des Moines River at U.S. Highway 63/34, Ottumwa, Wapello County, IA

Jefferson Street Viaduct, Spanning Des Moines River at U.S. Highway 63...

Significance: As one of Iowa's most handsomely proportioned highway trusses, the Jefferson Viaduct a continuous Warren deck truss is technologically noteworthy as an uncommon application of deck truss techn... More

Jefferson Street Viaduct, Spanning Des Moines River at U.S. Highway 63/34, Ottumwa, Wapello County, IA

Jefferson Street Viaduct, Spanning Des Moines River at U.S. Highway 63...

Significance: As one of Iowa's most handsomely proportioned highway trusses, the Jefferson Viaduct a continuous Warren deck truss is technologically noteworthy as an uncommon application of deck truss techn... More

Eveland Bridge, Spanning Des Moines River at 285th Street, Oskaloosa, Mahaska County, IA

Eveland Bridge, Spanning Des Moines River at 285th Street, Oskaloosa, ...

Significance: The Eveland Bridge is a rare example of a multiple-span Whipple truss bridge. A less common variation on the Pratt truss, the Whipple truss was seldom used for wagon trusses in Iowa, and only sev... More

Open Spandrel Bridge, Hawkeye Avenue, spanning Des Moines River, Fort Dodge, Webster County, IA

Open Spandrel Bridge, Hawkeye Avenue, spanning Des Moines River, Fort ...

Significance: The Hawkeye Avenue Bridge is a well-preserved example of an open spandrel reinforced concrete arch bridge. The bridge was designed by the Fort Dodge City Engineer, C.H. Reynolds, and constructed ... More

Steel viaduct over Des Moines River, Iowa, C. & N.W. Ry. [i.e. Chicago & North Western Railway]

Steel viaduct over Des Moines River, Iowa, C. & N.W. Ry. [i.e. Chicago...

Picryl description: Public domain vintage artistic photograph, free to use, no copyright restrictions image.

Eveland Bridge, Spanning Des Moines River at 285th Street, Oskaloosa, Mahaska County, IA

Eveland Bridge, Spanning Des Moines River at 285th Street, Oskaloosa, ...

Significance: The Eveland Bridge is a rare example of a multiple-span Whipple truss bridge. A less common variation on the Pratt truss, the Whipple truss was seldom used for wagon trusses in Iowa, and only sev... More

Chicago & Northwestern Railroad Viaduct, Spanning Des Moines River at Chicago & Northwestern Railroad tracks, Boone, Boone County, IA

Chicago & Northwestern Railroad Viaduct, Spanning Des Moines River at ...

Significance: This bridge is one of the last projects of noted bridge engineer George Morison, who died two years after the structure was built. The bridge was the longest and heaviest viaduct of its time, and... More

Chicago & Northwestern Railroad Viaduct, Spanning Des Moines River at Chicago & Northwestern Railroad tracks, Boone, Boone County, IA

Chicago & Northwestern Railroad Viaduct, Spanning Des Moines River at ...

Significance: This bridge is one of the last projects of noted bridge engineer George Morison, who died two years after the structure was built. The bridge was the longest and heaviest viaduct of its time, and... More

Wagon Bridge, Spanning Des Moines River, Boone, Boone County, IA

Wagon Bridge, Spanning Des Moines River, Boone, Boone County, IA

Significance: This bridge is one of the few remaining large-scale wagon trusses in Iowa. A locally important crossing of a major river, it is one of the few multiple span pin-connected Pratt trusses remaining ... More

Open Spandrel Bridge, Hawkeye Avenue, spanning Des Moines River, Fort Dodge, Webster County, IA

Open Spandrel Bridge, Hawkeye Avenue, spanning Des Moines River, Fort ...

Significance: The Hawkeye Avenue Bridge is a well-preserved example of an open spandrel reinforced concrete arch bridge. The bridge was designed by the Fort Dodge City Engineer, C.H. Reynolds, and constructed ... More

Open Spandrel Bridge, Hawkeye Avenue, spanning Des Moines River, Fort Dodge, Webster County, IA

Open Spandrel Bridge, Hawkeye Avenue, spanning Des Moines River, Fort ...

Significance: The Hawkeye Avenue Bridge is a well-preserved example of an open spandrel reinforced concrete arch bridge. The bridge was designed by the Fort Dodge City Engineer, C.H. Reynolds, and constructed ... More

[Up the river from viaduct, Des Moines River, Iowa]

[Up the river from viaduct, Des Moines River, Iowa]

Picryl description: Public domain image of a bridge, train viaduct, free to use, no copyright restrictions.

Southeast Fourteenth Street Bridge, Spanning Des Moines River at U.S. Highway 65/69, Des Moines, Polk County, IA

Southeast Fourteenth Street Bridge, Spanning Des Moines River at U.S. ...

Picryl description: Public domain image of a bridge, water, historic structure, free to use, no copyright restrictions.

Kilbourn Bridge, Spanning Des Moines River, Kilbourn, Van Buren County, IA

Kilbourn Bridge, Spanning Des Moines River, Kilbourn, Van Buren County...

Significance: The Kilbourn Bridge is significant as the first large-scale engineering project undertaken by the Iowa State Highway Commission and one of the only pin-connected truss designs used by the ISHC pri... More

Kilbourn Bridge, Spanning Des Moines River, Kilbourn, Van Buren County, IA

Kilbourn Bridge, Spanning Des Moines River, Kilbourn, Van Buren County...

Significance: The Kilbourn Bridge is significant as the first large-scale engineering project undertaken by the Iowa State Highway Commission and one of the only pin-connected truss designs used by the ISHC pri... More

Open Spandrel Bridge, Hawkeye Avenue, spanning Des Moines River, Fort Dodge, Webster County, IA

Open Spandrel Bridge, Hawkeye Avenue, spanning Des Moines River, Fort ...

Significance: The Hawkeye Avenue Bridge is a well-preserved example of an open spandrel reinforced concrete arch bridge. The bridge was designed by the Fort Dodge City Engineer, C.H. Reynolds, and constructed ... More

Open Spandrel Bridge, Hawkeye Avenue, spanning Des Moines River, Fort Dodge, Webster County, IA

Open Spandrel Bridge, Hawkeye Avenue, spanning Des Moines River, Fort ...

Significance: The Hawkeye Avenue Bridge is a well-preserved example of an open spandrel reinforced concrete arch bridge. The bridge was designed by the Fort Dodge City Engineer, C.H. Reynolds, and constructed ... More

Steel viaduct over Des Moines River, Iowa, C. & N.W. Ry. [i.e. Chicago & North Western Railway]

Steel viaduct over Des Moines River, Iowa, C. & N.W. Ry. [i.e. Chicago...

Picryl description: Public domain vintage artistic photograph, free to use, no copyright restrictions image.

Southeast Fourteenth Street Bridge, Spanning Des Moines River at U.S. Highway 65/69, Des Moines, Polk County, IA

Southeast Fourteenth Street Bridge, Spanning Des Moines River at U.S. ...

Picryl description: Public domain image of a river or lake, forest, trees, water stream, free to use, no copyright restrictions.

Southeast Fourteenth Street Bridge, Spanning Des Moines River at U.S. Highway 65/69, Des Moines, Polk County, IA
Eveland Bridge, Spanning Des Moines River at 285th Street, Oskaloosa, Mahaska County, IA

Eveland Bridge, Spanning Des Moines River at 285th Street, Oskaloosa, ...

Significance: The Eveland Bridge is a rare example of a multiple-span Whipple truss bridge. A less common variation on the Pratt truss, the Whipple truss was seldom used for wagon trusses in Iowa, and only sev... More

Chicago & Northwestern Railroad Viaduct, Spanning Des Moines River at Chicago & Northwestern Railroad tracks, Boone, Boone County, IA

Chicago & Northwestern Railroad Viaduct, Spanning Des Moines River at ...

Significance: This bridge is one of the last projects of noted bridge engineer George Morison, who died two years after the structure was built. The bridge was the longest and heaviest viaduct of its time, and... More

Chicago & Northwestern Railroad Viaduct, Spanning Des Moines River at Chicago & Northwestern Railroad tracks, Boone, Boone County, IA

Chicago & Northwestern Railroad Viaduct, Spanning Des Moines River at ...

Significance: This bridge is one of the last projects of noted bridge engineer George Morison, who died two years after the structure was built. The bridge was the longest and heaviest viaduct of its time, and... More

Court Avenue Bridge, Spanning Des Moines River, Des Moines, Polk County, IA

Court Avenue Bridge, Spanning Des Moines River, Des Moines, Polk Count...

Significance: The Court Avenue Bridge is a major river crossing for the city of Des Moines. Erected in 1918, it is an outstanding example of a structurally sound, aesthetically pleasing, and economical multipl... More

Open Spandrel Bridge, Hawkeye Avenue, spanning Des Moines River, Fort Dodge, Webster County, IA

Open Spandrel Bridge, Hawkeye Avenue, spanning Des Moines River, Fort ...

Significance: The Hawkeye Avenue Bridge is a well-preserved example of an open spandrel reinforced concrete arch bridge. The bridge was designed by the Fort Dodge City Engineer, C.H. Reynolds, and constructed ... More

Open Spandrel Bridge, Hawkeye Avenue, spanning Des Moines River, Fort Dodge, Webster County, IA

Open Spandrel Bridge, Hawkeye Avenue, spanning Des Moines River, Fort ...

Significance: The Hawkeye Avenue Bridge is a well-preserved example of an open spandrel reinforced concrete arch bridge. The bridge was designed by the Fort Dodge City Engineer, C.H. Reynolds, and constructed ... More

Open Spandrel Bridge, Hawkeye Avenue, spanning Des Moines River, Fort Dodge, Webster County, IA

Open Spandrel Bridge, Hawkeye Avenue, spanning Des Moines River, Fort ...

Significance: The Hawkeye Avenue Bridge is a well-preserved example of an open spandrel reinforced concrete arch bridge. The bridge was designed by the Fort Dodge City Engineer, C.H. Reynolds, and constructed ... More

Jefferson Street Viaduct, Spanning Des Moines River at U.S. Highway 63/34, Ottumwa, Wapello County, IA

Jefferson Street Viaduct, Spanning Des Moines River at U.S. Highway 63...

Significance: As one of Iowa's most handsomely proportioned highway trusses, the Jefferson Viaduct a continuous Warren deck truss is technologically noteworthy as an uncommon application of deck truss techn... More

Jefferson Street Viaduct, Spanning Des Moines River at U.S. Highway 63/34, Ottumwa, Wapello County, IA

Jefferson Street Viaduct, Spanning Des Moines River at U.S. Highway 63...

Significance: As one of Iowa's most handsomely proportioned highway trusses, the Jefferson Viaduct a continuous Warren deck truss is technologically noteworthy as an uncommon application of deck truss techn... More

Jefferson Street Viaduct, Spanning Des Moines River at U.S. Highway 63/34, Ottumwa, Wapello County, IA

Jefferson Street Viaduct, Spanning Des Moines River at U.S. Highway 63...

Significance: As one of Iowa's most handsomely proportioned highway trusses, the Jefferson Viaduct a continuous Warren deck truss is technologically noteworthy as an uncommon application of deck truss techn... More

Southeast Fourteenth Street Bridge, Spanning Des Moines River at U.S. Highway 65/69, Des Moines, Polk County, IA

Southeast Fourteenth Street Bridge, Spanning Des Moines River at U.S. ...

Picryl description: Public domain image of a bridge over a water stream, free to use, no copyright restrictions.

Eveland Bridge, Spanning Des Moines River at 285th Street, Oskaloosa, Mahaska County, IA

Eveland Bridge, Spanning Des Moines River at 285th Street, Oskaloosa, ...

Significance: The Eveland Bridge is a rare example of a multiple-span Whipple truss bridge. A less common variation on the Pratt truss, the Whipple truss was seldom used for wagon trusses in Iowa, and only sev... More

Chicago & Northwestern Railroad Viaduct, Spanning Des Moines River at Chicago & Northwestern Railroad tracks, Boone, Boone County, IA

Chicago & Northwestern Railroad Viaduct, Spanning Des Moines River at ...

Significance: This bridge is one of the last projects of noted bridge engineer George Morison, who died two years after the structure was built. The bridge was the longest and heaviest viaduct of its time, and... More

Chicago & Northwestern Railroad Viaduct, Spanning Des Moines River at Chicago & Northwestern Railroad tracks, Boone, Boone County, IA

Chicago & Northwestern Railroad Viaduct, Spanning Des Moines River at ...

Significance: This bridge is one of the last projects of noted bridge engineer George Morison, who died two years after the structure was built. The bridge was the longest and heaviest viaduct of its time, and... More

Chicago & Northwestern Railroad Viaduct, Spanning Des Moines River at Chicago & Northwestern Railroad tracks, Boone, Boone County, IA

Chicago & Northwestern Railroad Viaduct, Spanning Des Moines River at ...

Significance: This bridge is one of the last projects of noted bridge engineer George Morison, who died two years after the structure was built. The bridge was the longest and heaviest viaduct of its time, and... More

Court Avenue Bridge, Spanning Des Moines River, Des Moines, Polk County, IA

Court Avenue Bridge, Spanning Des Moines River, Des Moines, Polk Count...

Significance: The Court Avenue Bridge is a major river crossing for the city of Des Moines. Erected in 1918, it is an outstanding example of a structurally sound, aesthetically pleasing, and economical multipl... More

Jefferson Street Viaduct, Spanning Des Moines River at U.S. Highway 63/34, Ottumwa, Wapello County, IA

Jefferson Street Viaduct, Spanning Des Moines River at U.S. Highway 63...

Significance: As one of Iowa's most handsomely proportioned highway trusses, the Jefferson Viaduct a continuous Warren deck truss is technologically noteworthy as an uncommon application of deck truss techn... More

Southeast Fourteenth Street Bridge, Spanning Des Moines River at U.S. Highway 65/69, Des Moines, Polk County, IA

Southeast Fourteenth Street Bridge, Spanning Des Moines River at U.S. ...

Picryl description: Public domain image of a bridge over a water stream, free to use, no copyright restrictions.

Kilbourn Bridge, Spanning Des Moines River, Kilbourn, Van Buren County, IA

Kilbourn Bridge, Spanning Des Moines River, Kilbourn, Van Buren County...

Significance: The Kilbourn Bridge is significant as the first large-scale engineering project undertaken by the Iowa State Highway Commission and one of the only pin-connected truss designs used by the ISHC pri... More

Kilbourn Bridge, Spanning Des Moines River, Kilbourn, Van Buren County, IA

Kilbourn Bridge, Spanning Des Moines River, Kilbourn, Van Buren County...

Significance: The Kilbourn Bridge is significant as the first large-scale engineering project undertaken by the Iowa State Highway Commission and one of the only pin-connected truss designs used by the ISHC pri... More

Kilbourn Bridge, Spanning Des Moines River, Kilbourn, Van Buren County, IA

Kilbourn Bridge, Spanning Des Moines River, Kilbourn, Van Buren County...

Significance: The Kilbourn Bridge is significant as the first large-scale engineering project undertaken by the Iowa State Highway Commission and one of the only pin-connected truss designs used by the ISHC pri... More

Kilbourn Bridge, Spanning Des Moines River, Kilbourn, Van Buren County, IA

Kilbourn Bridge, Spanning Des Moines River, Kilbourn, Van Buren County...

Significance: The Kilbourn Bridge is significant as the first large-scale engineering project undertaken by the Iowa State Highway Commission and one of the only pin-connected truss designs used by the ISHC pri... More

Eveland Bridge, Spanning Des Moines River at 285th Street, Oskaloosa, Mahaska County, IA

Eveland Bridge, Spanning Des Moines River at 285th Street, Oskaloosa, ...

Significance: The Eveland Bridge is a rare example of a multiple-span Whipple truss bridge. A less common variation on the Pratt truss, the Whipple truss was seldom used for wagon trusses in Iowa, and only sev... More

Chicago & Northwestern Railroad Viaduct, Spanning Des Moines River at Chicago & Northwestern Railroad tracks, Boone, Boone County, IA

Chicago & Northwestern Railroad Viaduct, Spanning Des Moines River at ...

Significance: This bridge is one of the last projects of noted bridge engineer George Morison, who died two years after the structure was built. The bridge was the longest and heaviest viaduct of its time, and... More

Wagon Bridge, Spanning Des Moines River, Boone, Boone County, IA

Wagon Bridge, Spanning Des Moines River, Boone, Boone County, IA

Significance: This bridge is one of the few remaining large-scale wagon trusses in Iowa. A locally important crossing of a major river, it is one of the few multiple span pin-connected Pratt trusses remaining ... More

Wagon Bridge, Spanning Des Moines River, Boone, Boone County, IA

Wagon Bridge, Spanning Des Moines River, Boone, Boone County, IA

Significance: This bridge is one of the few remaining large-scale wagon trusses in Iowa. A locally important crossing of a major river, it is one of the few multiple span pin-connected Pratt trusses remaining ... More

Wagon Bridge, Spanning Des Moines River, Boone, Boone County, IA

Wagon Bridge, Spanning Des Moines River, Boone, Boone County, IA

Significance: This bridge is one of the few remaining large-scale wagon trusses in Iowa. A locally important crossing of a major river, it is one of the few multiple span pin-connected Pratt trusses remaining ... More

Open Spandrel Bridge, Hawkeye Avenue, spanning Des Moines River, Fort Dodge, Webster County, IA

Open Spandrel Bridge, Hawkeye Avenue, spanning Des Moines River, Fort ...

Significance: The Hawkeye Avenue Bridge is a well-preserved example of an open spandrel reinforced concrete arch bridge. The bridge was designed by the Fort Dodge City Engineer, C.H. Reynolds, and constructed ... More

Open Spandrel Bridge, Hawkeye Avenue, spanning Des Moines River, Fort Dodge, Webster County, IA

Open Spandrel Bridge, Hawkeye Avenue, spanning Des Moines River, Fort ...

Significance: The Hawkeye Avenue Bridge is a well-preserved example of an open spandrel reinforced concrete arch bridge. The bridge was designed by the Fort Dodge City Engineer, C.H. Reynolds, and constructed ... More

Open Spandrel Bridge, Hawkeye Avenue, spanning Des Moines River, Fort Dodge, Webster County, IA

Open Spandrel Bridge, Hawkeye Avenue, spanning Des Moines River, Fort ...

Significance: The Hawkeye Avenue Bridge is a well-preserved example of an open spandrel reinforced concrete arch bridge. The bridge was designed by the Fort Dodge City Engineer, C.H. Reynolds, and constructed ... More

C. & N.W. Ry. [Chicago & North Western Railway], steel viaduct over Des Moines River, Iowa

C. & N.W. Ry. [Chicago & North Western Railway], steel viaduct over De...

Picryl description: Public domain image of a bridge, train viaduct, free to use, no copyright restrictions.

Steel viaduct over Des Moines River, Iowa, C. & N.W. Ry. i.e. Chicago & North Western Railway

Steel viaduct over Des Moines River, Iowa, C. & N.W. Ry. i.e. Chicago ...

"WHJ 643" on negative. Detroit Publishing Co. no. 013746. Gift; State Historical Society of Colorado; 1949.

Jefferson Street Viaduct, Spanning Des Moines River at U.S. Highway 63/34, Ottumwa, Wapello County, IA

Jefferson Street Viaduct, Spanning Des Moines River at U.S. Highway 63...

Significance: As one of Iowa's most handsomely proportioned highway trusses, the Jefferson Viaduct a continuous Warren deck truss is technologically noteworthy as an uncommon application of deck truss techn... More

Jefferson Street Viaduct, Spanning Des Moines River at U.S. Highway 63/34, Ottumwa, Wapello County, IA

Jefferson Street Viaduct, Spanning Des Moines River at U.S. Highway 63...

Significance: As one of Iowa's most handsomely proportioned highway trusses, the Jefferson Viaduct a continuous Warren deck truss is technologically noteworthy as an uncommon application of deck truss techn... More

Southeast Fourteenth Street Bridge, Spanning Des Moines River at U.S. Highway 65/69, Des Moines, Polk County, IA
Kilbourn Bridge, Spanning Des Moines River, Kilbourn, Van Buren County, IA

Kilbourn Bridge, Spanning Des Moines River, Kilbourn, Van Buren County...

Significance: The Kilbourn Bridge is significant as the first large-scale engineering project undertaken by the Iowa State Highway Commission and one of the only pin-connected truss designs used by the ISHC pri... More

Des Moines River, Des Moines, Ia.

Des Moines River, Des Moines, Ia.

J197777 U.S. Copyright Office Copyright deposit; Haines Photo Co.; November 23, 1914. Copyright claimant's address: Conneaut, O.

Chicago & Northwestern Railroad Viaduct, Spanning Des Moines River at Chicago & Northwestern Railroad tracks, Boone, Boone County, IA

Chicago & Northwestern Railroad Viaduct, Spanning Des Moines River at ...

Significance: This bridge is one of the last projects of noted bridge engineer George Morison, who died two years after the structure was built. The bridge was the longest and heaviest viaduct of its time, and... More

Court Avenue Bridge, Spanning Des Moines River, Des Moines, Polk County, IA

Court Avenue Bridge, Spanning Des Moines River, Des Moines, Polk Count...

Significance: The Court Avenue Bridge is a major river crossing for the city of Des Moines. Erected in 1918, it is an outstanding example of a structurally sound, aesthetically pleasing, and economical multipl... More

Court Avenue Bridge, Spanning Des Moines River, Des Moines, Polk County, IA

Court Avenue Bridge, Spanning Des Moines River, Des Moines, Polk Count...

Significance: The Court Avenue Bridge is a major river crossing for the city of Des Moines. Erected in 1918, it is an outstanding example of a structurally sound, aesthetically pleasing, and economical multipl... More

Wagon Bridge, Spanning Des Moines River, Boone, Boone County, IA

Wagon Bridge, Spanning Des Moines River, Boone, Boone County, IA

Significance: This bridge is one of the few remaining large-scale wagon trusses in Iowa. A locally important crossing of a major river, it is one of the few multiple span pin-connected Pratt trusses remaining ... More

Jefferson Street Viaduct, Spanning Des Moines River at U.S. Highway 63/34, Ottumwa, Wapello County, IA

Jefferson Street Viaduct, Spanning Des Moines River at U.S. Highway 63...

Significance: As one of Iowa's most handsomely proportioned highway trusses, the Jefferson Viaduct a continuous Warren deck truss is technologically noteworthy as an uncommon application of deck truss techn... More

Jefferson Street Viaduct, Spanning Des Moines River at U.S. Highway 63/34, Ottumwa, Wapello County, IA

Jefferson Street Viaduct, Spanning Des Moines River at U.S. Highway 63...

Significance: As one of Iowa's most handsomely proportioned highway trusses, the Jefferson Viaduct a continuous Warren deck truss is technologically noteworthy as an uncommon application of deck truss techn... More

Southeast Fourteenth Street Bridge, Spanning Des Moines River at U.S. Highway 65/69, Des Moines, Polk County, IA

Southeast Fourteenth Street Bridge, Spanning Des Moines River at U.S. ...

Picryl description: Public domain image of a bridge over a water stream, free to use, no copyright restrictions.

Kilbourn Bridge, Spanning Des Moines River, Kilbourn, Van Buren County, IA

Kilbourn Bridge, Spanning Des Moines River, Kilbourn, Van Buren County...

Significance: The Kilbourn Bridge is significant as the first large-scale engineering project undertaken by the Iowa State Highway Commission and one of the only pin-connected truss designs used by the ISHC pri... More

Kilbourn Bridge, Spanning Des Moines River, Kilbourn, Van Buren County, IA

Kilbourn Bridge, Spanning Des Moines River, Kilbourn, Van Buren County...

Significance: The Kilbourn Bridge is significant as the first large-scale engineering project undertaken by the Iowa State Highway Commission and one of the only pin-connected truss designs used by the ISHC pri... More

Kilbourn Bridge, Spanning Des Moines River, Kilbourn, Van Buren County, IA

Kilbourn Bridge, Spanning Des Moines River, Kilbourn, Van Buren County...

Significance: The Kilbourn Bridge is significant as the first large-scale engineering project undertaken by the Iowa State Highway Commission and one of the only pin-connected truss designs used by the ISHC pri... More

Kilbourn Bridge, Spanning Des Moines River, Kilbourn, Van Buren County, IA

Kilbourn Bridge, Spanning Des Moines River, Kilbourn, Van Buren County...

Significance: The Kilbourn Bridge is significant as the first large-scale engineering project undertaken by the Iowa State Highway Commission and one of the only pin-connected truss designs used by the ISHC pri... More

Eveland Bridge, Spanning Des Moines River at 285th Street, Oskaloosa, Mahaska County, IA

Eveland Bridge, Spanning Des Moines River at 285th Street, Oskaloosa, ...

Significance: The Eveland Bridge is a rare example of a multiple-span Whipple truss bridge. A less common variation on the Pratt truss, the Whipple truss was seldom used for wagon trusses in Iowa, and only sev... More

Eveland Bridge, Spanning Des Moines River at 285th Street, Oskaloosa, Mahaska County, IA

Eveland Bridge, Spanning Des Moines River at 285th Street, Oskaloosa, ...

Significance: The Eveland Bridge is a rare example of a multiple-span Whipple truss bridge. A less common variation on the Pratt truss, the Whipple truss was seldom used for wagon trusses in Iowa, and only sev... More

Chicago & Northwestern Railroad Viaduct, Spanning Des Moines River at Chicago & Northwestern Railroad tracks, Boone, Boone County, IA

Chicago & Northwestern Railroad Viaduct, Spanning Des Moines River at ...

Significance: This bridge is one of the last projects of noted bridge engineer George Morison, who died two years after the structure was built. The bridge was the longest and heaviest viaduct of its time, and... More

Court Avenue Bridge, Spanning Des Moines River, Des Moines, Polk County, IA

Court Avenue Bridge, Spanning Des Moines River, Des Moines, Polk Count...

Significance: The Court Avenue Bridge is a major river crossing for the city of Des Moines. Erected in 1918, it is an outstanding example of a structurally sound, aesthetically pleasing, and economical multipl... More

Court Avenue Bridge, Spanning Des Moines River, Des Moines, Polk County, IA

Court Avenue Bridge, Spanning Des Moines River, Des Moines, Polk Count...

Significance: The Court Avenue Bridge is a major river crossing for the city of Des Moines. Erected in 1918, it is an outstanding example of a structurally sound, aesthetically pleasing, and economical multipl... More

Open Spandrel Bridge, Hawkeye Avenue, spanning Des Moines River, Fort Dodge, Webster County, IA

Open Spandrel Bridge, Hawkeye Avenue, spanning Des Moines River, Fort ...

Significance: The Hawkeye Avenue Bridge is a well-preserved example of an open spandrel reinforced concrete arch bridge. The bridge was designed by the Fort Dodge City Engineer, C.H. Reynolds, and constructed ... More

[Iowa, Boone Valley of Des Moines River, up from C. and N. W. Ry. viaduct]

[Iowa, Boone Valley of Des Moines River, up from C. and N. W. Ry. viad...

Picryl description: Public domain image of a bridge, train viaduct, free to use, no copyright restrictions.

Jefferson Street Viaduct, Spanning Des Moines River at U.S. Highway 63/34, Ottumwa, Wapello County, IA

Jefferson Street Viaduct, Spanning Des Moines River at U.S. Highway 63...

Significance: As one of Iowa's most handsomely proportioned highway trusses, the Jefferson Viaduct a continuous Warren deck truss is technologically noteworthy as an uncommon application of deck truss techn... More

Chicago & Northwestern Railroad Viaduct, Spanning Des Moines River at Chicago & Northwestern Railroad tracks, Boone, Boone County, IA

Chicago & Northwestern Railroad Viaduct, Spanning Des Moines River at ...

Significance: This bridge is one of the last projects of noted bridge engineer George Morison, who died two years after the structure was built. The bridge was the longest and heaviest viaduct of its time, and... More

Court Avenue Bridge, Spanning Des Moines River, Des Moines, Polk County, IA

Court Avenue Bridge, Spanning Des Moines River, Des Moines, Polk Count...

Significance: The Court Avenue Bridge is a major river crossing for the city of Des Moines. Erected in 1918, it is an outstanding example of a structurally sound, aesthetically pleasing, and economical multipl... More

Wagon Bridge, Spanning Des Moines River, Boone, Boone County, IA

Wagon Bridge, Spanning Des Moines River, Boone, Boone County, IA

Significance: This bridge is one of the few remaining large-scale wagon trusses in Iowa. A locally important crossing of a major river, it is one of the few multiple span pin-connected Pratt trusses remaining ... More

Open Spandrel Bridge, Hawkeye Avenue, spanning Des Moines River, Fort Dodge, Webster County, IA

Open Spandrel Bridge, Hawkeye Avenue, spanning Des Moines River, Fort ...

Significance: The Hawkeye Avenue Bridge is a well-preserved example of an open spandrel reinforced concrete arch bridge. The bridge was designed by the Fort Dodge City Engineer, C.H. Reynolds, and constructed ... More

Open Spandrel Bridge, Hawkeye Avenue, spanning Des Moines River, Fort Dodge, Webster County, IA

Open Spandrel Bridge, Hawkeye Avenue, spanning Des Moines River, Fort ...

Significance: The Hawkeye Avenue Bridge is a well-preserved example of an open spandrel reinforced concrete arch bridge. The bridge was designed by the Fort Dodge City Engineer, C.H. Reynolds, and constructed ... More

Steel viaduct over Des Moines River, Iowa, C. & N.W. Ry. i.e. Chicago & North Western Railway

Steel viaduct over Des Moines River, Iowa, C. & N.W. Ry. i.e. Chicago ...

Date based on Detroit, Catalogue J Supplement (1901-1906). "WHJ 641" on negative. Detroit Publishing Co. no. 013747. Gift; State Historical Society of Colorado; 1949.

Up the river from viaduct, Des Moines River, Iowa

Up the river from viaduct, Des Moines River, Iowa

Title and date from Detroit, Catalogue J Supplement (1901-1906). "WHJ 638" on negative. Detroit Publishing Co. no. 013748. Gift; State Historical Society of Colorado; 1949.

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