R12-01: Qiimaynta Deegaanka iyo Qorshayaal Guud oo la soo jeediyay, Hagaajinta Naqshadeynta Injineernimada ee Dulles Corridor Metrorail Mashruuca Wejiga 2: Kordhinta Garoonka Diyaaradaha Dulles/Waddada 772, Degmada Fairfax iyo Degmada Loudoun, VA; Juun 13