In Kimmswick, Missouri, you can find the Windsor Harbor Road Bridge

This historic Pratt through truss bridge, located at Kimmswick, Jefferson County, Missouri, is a historic Pratt through truss bridge from the early 1900s. This bridge was built in 1874-1875 by the Keystone Bridge Company. The bridge was dismantled and re-erected in 1908.1930. It measures 20.3 feet wide and the span is 123.3 feet. It's the oldest known wrought-iron bridge in Missouri