Route information | |||||||
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Maintained by GDOT | |||||||
Length | 233.3 mi[3] (375.5 km) | ||||||
Existed | 1926[1][2]–present | ||||||
Major junctions | |||||||
West end | US 78 / SR 4 / SR 8 at the Alabama state line west of Tallapoosa | ||||||
East end | US 1 / US 25 / US 78 / US 278 / SC 121 / SR 10 at the South Carolina state line in Augusta | ||||||
Location | |||||||
Country | United States | ||||||
State | Georgia | ||||||
Counties | Haralson, Carroll, Douglas, Cobb, Fulton, DeKalb, Gwinnett, Walton, Oconee, Clarke, Oglethorpe, Wilkes, McDuffie, Columbia, Richmond | ||||||
Highway system | |||||||
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U.S. Route 78 (US 78) is a 233.3-mile-long (375.5 km) U.S. Highway in the U.S. state of Georgia. It travels west to east in the north-central part of the state, starting at the Alabama state line, west of Tallapoosa, where the roadway continues concurrent with the unsigned highway Alabama State Route 4. This is also the western terminus of Georgia State Route 8 (SR 8), which is concurrent with US 78 to the east. The highway serves the Atlanta, Athens, and Augusta metropolitan areas on its path from the Alabama state line to the South Carolina state line, at the Savannah River, on the northeastern edge of Augusta, where it continues concurrent with US 1/US 25/US 278/SC 121. This is also the eastern terminus of SR 10. US 78 travels through portions of Haralson, Carroll, Douglas, Cobb, Fulton, DeKalb, Gwinnett, Walton, Oconee, Clarke, Oglethorpe, Wilkes, McDuffie, Columbia, and Richmond counties.
Various portions of the highway, from the Alabama state line into Atlanta, were part of the historic Bankhead Highway, a cross-country automobile highway connecting San Diego and Washington, D.C. It was part of the National Auto Trail system.
US 78 also is a freeway for about 10 miles. It is the main route of the freeway. It has about 8 exits.
GDOT 1921
was invoked but never defined (see the help page).GDOT 1926
was invoked but never defined (see the help page).