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Appalachian Development Highway System
as of September 30, 2013

Map of Appalachian Development Highway System: The ADHS, when complete, will be a 3,090-mile network of highways across the 13 Appalachian states. By the end of FY 2013, 2,522.39 miles83 percent of the miles authorizedwere complete, and 235.6 miles were under construction. .

 

Map of the ADHS (PDF: 85 KB)