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The triangle marker design was the only design until November 1983, when Tennessee divided its routes into primary routes and secondary or "arterial" routes with the adoption of a functional classification system, creating a primary marker and making the triangle marker the secondary marker; primary marker signs were posted in 1984.
Map of the United States with Tennessee highlighted These directional signs in Crossville, photographed in 1937 by Ben Shahn as part of a New Deal program, helped travelers find their way to other Tennessee cities and towns. Tennessee is a state located in the Southern United States. There are 346 municipalities in the state of Tennessee.
The Tennessee Department of Highways and Public Works was established by the Tennessee General Assembly in 1915 and tasked with constructing, maintaining, and improving roads throughout the state. That year, the 538-mile (866 km) Memphis to Bristol Highway, later State Route 1 , was designated as the first state highway in Tennessee.
The U.S. Highways in Tennessee are the segments of the United States Numbered Highway System that are maintained by the Tennessee Department of Transportation (TDOT) in the state of Tennessee. All of these highways in Tennessee have a state highway designation routed concurrently along them, though the state highway is hidden and only signed ...
U.S. Route 421 (US 421) is a north–south United States highway that runs for 43.4 miles (69.8 km) in East Tennessee, connecting the cities of Mountain City and Bristol. The entire route is overlapped with SR 34 , save for approximately a half mile between US 11E / US 19 and the Virginia State Line.
SR 71 begins concurrent with US 441 within the Great Smoky Mountains National Park at the North Carolina state line on Newfound Gap.US 441/SR 71 is known as Newfound Gap Road within the park, and follows along a valley carved by the West Prong of the Little Pigeon River as a narrow and curvy two-lane highway.
It then come to a T-intersection with Horton Highway, a major county road the connects the highway to the town of Baileyton, the community of Fall Branch, and SR 93. It then turns left to go west around a mountain before going down a narrow valley before weaving through some mountains and crossing into Hawkins County .
The longest Interstate Highway in Tennessee is Interstate 40, at a length of 454.81 miles (731.95 km). The segment of I-40 in Tennessee is also the longest segment of all of the states the route traverses. The shortest mainline Interstate Highway in Tennessee is I-55, at a length of 12.28 miles (19.