 The East 63rd branch was partially demolished from Cottage Grove Avenue to Drexel Avenue to prevent in-service trains from traveling on the unrehabbed tracks east of Cottage Grove.When the line reopened in 1996, Cottage Grove became the terminal of the East 63rd branch.The rest of the line east of Cottage Grove, including the abandoned University station and the partially-built Dorchester station were completely demolished in September 1997.