The railroad was restructured during this time, and between the years of 1901 and 1902, the construction of the line from Dublin to Vidalia was completed.

[1] The railroad had plans to continue to Savannah, but these fell out, mostly due to the Central of Georgia not wanting to have a competitor.

[5] In 1906, the Atlantic Coast Line purchased the MD&S, and only a few months later, realizing it was unprofitable, sold it to a group of investors.

The Seaboard Coast Line made many improvements between Macon and Dublin, including welded rail, and new ties.

In 1980, the Seaboard Coast Line's parent company merged with the Chessie System, creating the CSX Corporation.