The Blue Line is a rapid transit line of the Washington Metro system, consisting of 28 in Fairfax County, Alexandria and Arlington, Virginia; Washington, D.C.; and Prince George’s County, Maryland, United States. The Blue Line runs from Franconia-Springfield to Largo. The Blue Line shares track with the Orange Line for 13 stations, the Silver Line for 18, and the Yellow Line for six on the same segment and seven altogether. Only three stations (Franconia-Springfield, Van Dorn Street, and Arlington Cemetery) are exclusive to the Blue Line. Termini: Franconia-Springfield and Downtown Largo Stations: 28 Type: Rapid transit System: Washington Metro Operator: Washington Metropolitan Area Transit Authority Line length: 30.3 mi( 48.8 km) Numbers of tracks: 2 Character: At-grade, elevated, and underground Track gauge: 4 ft 8 +1/4 in ( 1, 429 mm) Electrification: Third rail, 750 V DC Stations: 1. Franconia-Springfield 2. Van Dorn Street 3. King Street-Old Town 4. Braddock Road 5. Potomac Yard 6. Ronald Reagan Washington National Airport 7. Crystal City 8. Pentagon City 9. Pentagon 10. Arlington Cemetery 11. Rosslyn 12. Foggy Bottom-GWU 13. Farragut West 14. McPherson Square 15. Metro Center 16. Federal Triangle 17. Smithsonian 18. L’Enfant Plaza 19. Federal Center SW 20. Capitol South 21. Eastern Market 22. Potomac Avenue 23. Stadium-Armory 24. Benning Road 25. Capitol Heights 26. Addison Road-Seat Pleasant 27. Morgan Boulevard 28. Downtown Largo Rolling Stock: Breda 3000 Series Alstom 6000 Series Kawasaki 7000 Series Hitachi 8000 Series
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