drawbridges:
Arlington Memorial Bridge
drawbridges:
Potomac River Railroad Bridge
drawbridges:
Csx Railroad Bridge
drawbridges:
Woodrow Wilson Bridge
drawbridges:
14th Street Bridge
drawbridges:
Potomac River Bridge
drawbridges:
Fredrick Douglass Memorial Bridge
drawbridges:
US Army Transportation Corps Railroad Bridge
drawbridges:
11th Street Bridge
drawbridges:
11th Street Bridge