The Antietam Avenue Bridge was located where Antietam Avenue passed over the Dequindre Cut (formerly owned by the Grand Trunk Western Railroad) in Detroit, Michigan. It has been demolished due to structural deficiencies and will be reconstructed. The original bridge was listed on the National Register of Historic Places in 2000. By the 1920s, there were over 400 industries operating on Detroit's east side. However, the combination of the city's haphazard streetplan, the expansion of large factories, and the substantial network of rail tracks conspired to slow traffic within the city, particularly in the east-west direction. In 1923, the city of Detroit and Grand Trunk Western Railroad began a plan to build 22 grade separations; both...
