Ohio State Route 317

State Route 317 is a north–south state highway in the central portion of the U.S. state of Ohio. Its southern terminus is at U.S. Route 23 approximately 9 miles (14 km) south of Downtown Columbus and just outside of the city limits; its northern terminus is at U.S. Route 62 in Gahanna. The route serves as a partial southeastern outbelt for the Columbus metropolitan area, passing through many commercial districts like Eastland Mall and many light industry areas near Rickenbacker International Airport.

History

• 1933 – Original route certified; originally routed from State Route 16 in Whitehall to Gahanna.^[2]
• 1954 – From State Route 16 to 1-mile (1.6 km) south of Gahanna upgraded to four lanes.^[2]
• 1961 – Extended south to U.S. Route 33 along previously unnumbered road.^[2]
• 1972 – Extended south to Groveport along previously unnumbered road; from U.S. Route 33 to Interstate 70 upgraded to divided highway.^[2]
• 1974 – Extended west to U.S. Route 23 at Shadeville along the former alignment of State Route 665; Groveport to U.S. Route 33 upgraded to divided highway.^[2]

References