Interstate 185 (I-185) is a auxiliary Interstate Highway in the west-central part of the US state of Georgia. I-185 also carries the unsigned State Route 411 (SR 411) and is named the Chet Atkins Parkway for its entire length. It provides a freeway connection between Columbus and I-85, which continues on to the Atlanta metropolitan area. Route description Muscogee County I-185 begins just north of Fort Benning in the southwestern part of Columbus, which is consolidated with Muscogee County. It starts off as a northern extension of Lindsey Creek Parkway. That highway enters the base. It travels to the northeast. Almost immediately, it has an interchange with US Route 27 (US 27)/US 280/SR 1/SR 520 (Victory Drive). The Interstate curves to the north-northwest. It passes Benning Hills Park and the Calhoun Tract before curving to the north-northeast. It crosses over Cusseta Road and some railroad tracks of Georgia Southwestern Railroad. It curves to the north-northwest and has an interchange with St. Marys Road. It curves to a due north direction and has an interchange with Buena Vista Road. The highway curves to the northwest and crosses over Bull Creek. It then has an interchange with SR 22 Spur (Macon Road). Here, it passes the Cross Country Plaza shopping center. I-185 crosses over Lindsey Creek and then begins to parallel the creek. Upon crossing over College Drive, Lindsey Creek veers away from the Interstate. The highway then travels between Hardaway High School and Columbus State University. After crossing over the Fall Line Trace, it has an interchange with US 27 Alternate (US 27 Alt)/SR 85 (Manchester Expressway). It then has an interchange with the Airport Thruway, which leads to Columbus Metropolitan Airport. After the highway begins to curve to the north, it travels under a bridge that carries US 27/SR 1. It crosses over some railroad tracks of Norfolk Southern Railway. Almost immediately is a cloverleaf interchange with US 80/SR 22 (J.R. Allen Parkway), a limited-access bypass of Columbus to its north. Within this interchange, it crosses over Roaring Branch. It curves to the north and has an interchange with Williams Road. It curves to the north-northeast and has an interchange with Smith Road. Within this interchange, it crosses over Heiferhorn Creek. At the northern end of this interchange, the highway leaves the city limits of Columbus and enters Harris County. Harris County I-185 curves to the northwest and crosses over