Interstate 581

Interstate 581 marker
Interstate 581
Map
I-581 highlighted in red
Route information
Auxiliary route of I-81
Maintained by VDOT
Length6.64 mi[1] (10.69 km)
Existed1964[2]–present
NHSEntire route
Major junctions
South end US 220 / SR 24 in Roanoke
North end I-81 / US 220 near Hollins
Location
CountryUnited States
StateVirginia
CountiesCity of Roanoke, Roanoke
Highway system
I-564 SR 598

Interstate 581 (I-581) is a spur of I-81 into Roanoke, Virginia, completely overlapping US Route 220 (US 220). It was planned to be connected to I-73. Future I-73 Corridor signs have been marked on I-581 on the southbound side just after exit 2.[citation needed]

  1. ^ "Table 2: Auxiliary Routes of the Dwight D. Eisenhower National System Of Interstate and Defense Highways". FHWA Route Log and Finder List. Federal Highway Administration. December 31, 2021. Retrieved July 21, 2022.
  2. ^ Harris, Nelson (January 2, 2018). "Streets of Roanoke: Interstate 581". The Roanoker Magazine. Retrieved November 15, 2023.