Ohio state road map with Interstates, U.S. Highways and state roads. All elements on separate layers for easy editing. Map created November 26, 2009.
ZIP File contains EPS-8 Adobe Illustrator file, Illustrator CS3 file, and large JPG file, 4469x4640.
Source: Public domain National Planning Network (http://www.fhwa.dot.gov/planning/nhpn/) and United States Federal Highway Administration (http:/.