The Union Arch Bridge, also called the "Cabin John Bridge," is a historic masonry designed as part of the Washington Aqueduct and as a roadway bridge. The bridge construction began in 1857 and was completed in 1864, with the roadway surface added later.
MacArthur Blvd. (at Cabin John Pkwy.) Cabin John , MD 20818 United States
One lane bridge . Have patience.
It's a one-lane bridge . If there's a car coming towards you, play chicken and see who blinks first.
Watch for those bikers!