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The State Route System of Tennessee is maintained and developed by the Tennessee Department of Transportation (TDOT) in the U.S. state of Tennessee.Currently the state has 14,150 miles (22,770 km) of state-maintained roadways, including 1,233 miles (1,984 km) of Interstate Highways and 13,077 miles (21,045 km) of State Highways. [2]
Tennessee State Routes. Interstate. US. State. The Tennessee state routesdo not follow a systematic numbering system unlike the U.S. Highway Systemand some other states' highwaysystems. The routes are separated into primary and secondary routes though. Many of the routes are hidden in that they are overlaid on U.S. Routes and not signed.
State. 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 ...
Interstate 40 ( I-40) is a major east–west transcontinental Interstate Highway in the southeastern and southwestern portions of the United States. At a length of 2,556.61 miles (4,114.46 km), it is the third-longest Interstate Highway in the country, after I-90 and I-80. From west to east, it passes through California, Arizona, New Mexico ...
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 (19.76 km) in Memphis.
U.S. Route 70. U.S. Route 70 ( US 70) enters the state of Tennessee from Arkansas via the Memphis & Arkansas Bridge in Memphis, and runs west to east across 21 counties in all three Grand Divisions of Tennessee, with a total length of 478.48 miles (770.04 km), to end at the North Carolina state line in eastern Cocke County.
Route description. I-81 northbound at the SR 394 exit in Blountville. I-81 is maintained by the Tennessee Department of Transportation (TDOT), along with all other Interstate, US, and state highways in Tennessee. In 2022, annual average daily traffic (AADT) volumes ranged from 61,299 vehicles per day at the southern terminus to 34,896 vehicles ...
U.S. Route 79 US 79 highlighted in red Route information Maintained by TDOT Length 209.83 mi (337.69 km) Existed 1944–present Major junctions West end I-55 US 64 / US 70 / US 78 / US 79 at the Arkansas state line/ Mississippi River in Memphis Major intersections I-55 in Memphis US 51 in downtown Memphis I-40 in Memphis US 64 in Bartlett US 70 / US 70A in Brownsville US 412 in Bells US 45W in ...