Gunnison River Bridge I and Gunnison River Bridge II are two long bridges built during 1926–27. They were separately listed on the National Register of Historic Places in 2002.
The bridges carry what is now the U.S. Highway 50 service road. Bridge I brings it over Gunnison River overflow at mileposts 155.41 and Bridge II, at 155.59, brings it over the Gunnison River proper.
The bridges are located at (Bridge I, further to the west, spanning overflow) and (Bridge II, further to the east, spanning the main river).
The two bridges are Pratt truss through truss bridges, long. Their trusses were fabricated by the American Bridge Company.