Tennessee State Highway 840
![Tennessee State Highway 840 sign.](img/TN/TN19828402i1.jpg)
1982 specification highway marker.
U.S. 31 north at the temporary west end of Tennessee State Route 840. SR 840 was eventually renumbered as Interstate 840.
Photo by Alex Nitzman / Brent Ivy, 11/4/2009.
1982 specification highway marker.
U.S. 31 north at the temporary west end of Tennessee State Route 840. SR 840 was eventually renumbered as Interstate 840.
Photo by Alex Nitzman / Brent Ivy, 11/4/2009.