Truss Bridge, 1890 ID: 2027 | This file appears in: Detroit Rocky River Bridge The 1890 Detroit Rocky River Bridge was a truss bridge. Truss bridges are the oldest type of modern bridges and were popular between the 1870s and the 1930s. These bridges were composed of straight elements that could withstand the tension of dynamic loads. They were economical to build due to the efficient use of materials. Image Courtesy of the Lakewood Historical Society Download Original File "Truss Bridge, 1890" appears in: Detroit Rocky River Bridge