Original sentence: The Outer Harbor Crossing, as well as the entire Baltimore Beltway east of I-95, was first signposted as MD 695 because portions of it was a two-lane expressway not up to Interstate Highway standards.The bridge was named the Francis Scott Key Bridge in honor of Francis Scott Key,  who wrote The Star-Spangled Banner, the national anthem of the United States
Edited sentence: The Outer Harbor Crossing, as well as the entire Baltimore Beltway east of I-95, was first signposted as MD 695 because portions of it were a two-lane expressway not up to Interstate Highway standards.The bridge was named the Francis Scott Key Bridge in honor of Francis Scott Key,  who wrote "The Star-Spangled Banner," the national anthem of the United States