In early March 2024, the Tennessee DOT increased the speed limit for all vehicles on Interstate 81 to 70mph, ending TN’s policy of split speed limits on I-81. Previously, the speed limit was 55mph for CMVs and 65mph for passenger vehicles.
In early March 2024, the Tennessee DOT increased the speed limit for all vehicles on Interstate 81 to 70mph, ending TN’s policy of split speed limits on I-81. Previously, the speed limit was 55mph for CMVs and 65mph for passenger vehicles.