Creek Branch Ln. over Lytle Cr., Bernard, Iowa. County/parish: Dubuque.
Added to the National Register of Historic Places June 25, 1998. NRIS 98000788.
Part of Highway Bridges of Iowa MPS (NRIS 64500160).
1 contributing structure.
The Washington Mill Bridge is a road bridge crossing Lytle Creek near Bernard, Iowa that was built in 1877–78. It is a bowstring, through arch bridge, manufactured and built by the Massillon Bridge Company.
The bridge is significant for its engineering. Its span is 113 feet (34 m) and it cost $2,589. As of 1994, the bridge's setting was relatively unchanged since the bridge's construction more than 100 years before.
It was listed on the National Register of Historic Places in 1998.
National Park Service documentation: https://catalog.archives.gov/id/75336381