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Indiana Department of Natural Resources

Historic Preservation & Archaeology > Learn About Topics > Buildings & Bridges > Bridge Structure & Styles > Baltimore (Petit) Bridge Baltimore (Petit) Bridge

Baltimore (Petit) Bridge
1871 - Early 20th century
Drawing: Historic American Engineering Record

A. A Pratt with sub-struts.

B. A Pratt with sub-ties.

Length: 250-600 feet (75-180 meters)