Duluth Aerial Lift Bridge (St. Louis County, Minnesota)
Vertical-lift through truss bridge over the Duluth Ship Canal on Lake Avenue in DuluthOpen to traffic
Highland Boulevard Viaduct (Milwaukee County, Wisconsin)
Built 1909Concrete arch bridge over CMSTPP Railroad on W. Highland Blvd. in MilwaukeeOpen to traffic, Scheduled for replacement 2008
Liberty Memorial Bridge (Burleigh County, North Dakota)
Built 1922Three-span through truss bridge over Missouri River on I-94 Business Loop in Bismarck
Mendota Bridge (Dakota County, Minnesota)
Built 1926Concrete arch bridge over Minnesota River on MN 55 in Mendota HeightsOpen to traffic
Soo Line High Bridge (St. Croix County, Wisconsin)
Built 1910Steel arch bridge over St. Croix River on single track of Canadian National Railway in SomersetOpen to traffic