High Quality Content by WIKIPEDIA articles! The Wabasha-Nelson Bridge bridges is a truss bridge that connects Wabasha, Minnesota with Nelson, Wisconsin. It is an automobile bridge that traverses the Mississippi River.The bridge has a street setup, with one lane in either direction. It carries Minnesota State Highway 60 and WI 25 in either direction.The current bridge replaced a bridge built in 1931 that was only 19 feet wide and had two right angles on the Minnesota side. The bridge was constructed in a unique way: the 470-foot truss span was built on falsework on two barges out of the current and the main river channel.