 Interstate 520 | ||||||||||
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 I-520 highlighted in red | ||||||||||
| Route information | ||||||||||
| Auxiliary route of I-20 | ||||||||||
| Length | 23.34 mi[1] (37.56 km) | |||||||||
| Existed | 1977[2][3]–present | |||||||||
| NHS | Entire route | |||||||||
| Major junctions | ||||||||||
| West end |   I-20 / SR 232 in Augusta, GA | |||||||||
| East end | I-20 in North Augusta, SC | |||||||||
| Location | ||||||||||
| Country | United States | |||||||||
| States | Georgia, South Carolina | |||||||||
| Counties | GA: Richmond SC: Aiken | |||||||||
| Highway system | ||||||||||
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Interstate 520 (I-520) is a 23.34-mile (37.56 km) auxiliary Interstate Highway that encircles most of Augusta, Georgia, and North Augusta, South Carolina, as a three-quarter beltway around the western, southern, and eastern parts of the main part of the Augusta metropolitan area. It begins at I-20 and State Route 232 (SR 232) in the northern part of Augusta, Georgia, and ends at I-20 in the northern part of North Augusta, South Carolina. I-520 is also known as Bobby Jones Expressway and the Deputy James D. Paugh Memorial Highway in Georgia and Palmetto Parkway in South Carolina. On the Georgia side, the road also carries the internal designation State Route 415 (SR 415).
- ^ Adderly, Kevin (January 30, 2018). "Table 2: Auxiliary Routes of the Dwight D. Eisenhower National System of Interstate and Defense Highways as of December 31, 2017". Route Log and Finder List. Washington, D.C.: Federal Highway Administration. Retrieved June 7, 2018.
- ^ Georgia Department of Transportation (January 1977). Official Highway Map (PDF) (Map) (1977–1978 ed.). Scale not given. Atlanta: Georgia Department of Transportation. Retrieved December 27, 2016.
- ^ Georgia Department of Transportation (January 1977). Official Highway Map (PDF) (Map) (1977–1978 ed.). Scale not given. Atlanta: Georgia Department of Transportation. Retrieved December 27, 2016.