DART said it anticipates beginning revenue service in early 2023 Published December 16, 2020 • Updated on December 16, 2020 at 1:45 pm NBC 5 News Dallas Area Rapid Transit is celebrating the first official pour of concrete for the future Silver Line Regional Rail with a ceremony on Wednesday. The ceremony took place at the intersection of Preston Road and the Keller Springs Road in Dallas. The 26-mile Silver Line Regional Rail Project is under construction between DFW Airport, Grapevine, Coppell, Dallas, Carrollton, Addison, Richardson and Plano, and it includes 10 new stations. Local coronavirus Mar 20, 2020