SR 79 begins at a modified-diamond-
interchange with
I-20/
59 in east
Birmingham, near
Birmingham Int'l Airport. The route turns northeast on a four-lane divided highway and continues in this direction until it reaches
Pinson. It junctions with
SR 151, which leads to
SR 75. The route loses its four-lane divided highway status and becomes a two-lane road, crossing into
Blount County. In southern Blount County, there are no major junctions until it reaches
Cleveland. It junctions with
SR 160 and continues north for just about a mile, reaching
US 231. It continues on its
right-of-way until it crosses the
Locust Fork and leaves US 231 in
Blountsville. It junctions with
US 278 a few miles later. It eventually enters
Marshall County. It eventually reaches
Guntersville. It junctions with
US 431. It maintains a concurrency with it, junctioning with
SR 69 and
SR 227 before splitting off from US 431 and heading north to the
Jackson County line. In Jackson County, there are no major junctions until it turns off of its right-of-way, with its right-of-way becoming
SR 279, in
Scottsboro. It junctions with
US 72 and
SR 35 before leaving the city. In
Skyline, the route junctions with
SR 146. It continues north until it crosses the
Tennessee state line, where it continues as
Tennessee State Route 16 (SR 16) towards
Winchester, TN. ==Future==