Reminder from WMATA:
“From February 11 through February 28, 2017, SafeTrack Surge #12 will result in an around-the-clock shutdown of the tracks between Rosslyn and Pentagon stations.
Blue Line trains will be replaced by Yellow Rush+ service running at all times between Franconia-Springfield and Greenbelt
No trains will run between Rosslyn and Pentagon
Arlington Cemetery Station will be closed
No Blue Line trains will be in service
In Virginia, use Yellow Rush+ and transfer at L’Enfant Plaza to continue your trip.
In Maryland, use Silver Line instead.
Yellow Rush+ trains will run all day between Franconia-Springfield & Greenbelt
Arlington Cemetery Station will be closed (free shuttle buses will run between Pentagon & Arlington Cemetery)”