The Middle Creek Bridge, a 4-panel Pratt pony truss, is one of only four bridges remaining built by Seevers Manufacturing Company, based in Oskaloosa, Iowa. The use of steel pipe for the upper chord was a standard design for the company, which also…
The Middle Creek Bridge, a 4-panel Pratt pony truss, is one of only four bridges remaining built by Seevers Manufacturing Company, based in Oskaloosa, Iowa. The use of steel pipe for the upper chord was a standard design for the company, which also…
This photo was taken for the Heritage Documentation Programs, a division of the National Parks Services. The Heritage Documentation Programs is responsible for administering the Historic American Buildings Survey, Historic American Engineering…
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 seven remain today. Spanning the Des Moines River, the…
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 seven remain today. Spanning the Des Moines River, the…
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 seven remain today. Spanning the Des Moines River, the…
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 seven remain today. Spanning the Des Moines River, the…
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 seven remain today. Spanning the Des Moines River, the…
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 seven remain today. Spanning the Des Moines River, the…
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 seven remain today. Spanning the Des Moines River, the…
