Medora Covered Bridge - Credit: Wikimedia Commons
The Medora Covered Bridge was the longest covered bridge in the United states with the entire original historic truss still in place with some repairs but no structural changes.Indiana Department Of Transportation, Bridge Plans, Project No. 0101359, Medora Covered Bridge Measuring the clear span (abutment face to abutment face) of ,Specifications for Medora Covered Bridge by J. J. Daniels the Medora Covered Bridge is the longest historic covered bridge in the United States. The roof length of and the siding at the floor length of William Cotterman, Architect, Indianapolis, IN are also the longest historic covered bridge measurements in the U.S. Read more on Wikipedia
Source: en.wikipedia.org