Interstate 59 (
I-59) is an
Interstate Highway in the southern
United States. Its southern terminus is near
Slidell, Louisiana, a northeastern suburb of
New Orleans, at its
interchange with
I-10 and
I-12, and its northern terminus is at
Wildwood, Georgia, at its interchange with
I-24. The highway's major purpose is to connect
Chattanooga, Tennessee, and points north, with New Orleans via
Birmingham, Alabama. Along its entire route, I-59 is parallel to
U.S. Route 11 (US 11). I-59 is a four-lane
freeway along its entire route except for some portions north of
Tuscaloosa, Alabama and in the
Birmingham, Alabama, metropolitan area, where it is several lanes wider.