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The mile markers throughout Tennessee, however, show the state route number for these hidden routes. The Tennessee Department of Transportation (TDOT) maintains these routes under the "State Highways" title of state law, [ 1 ] but designates them as "state routes".
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]
Interstate 65 ( I-65) is part of the Interstate Highway System that runs 887.30 miles (1,427.97 km) north–south from Mobile, Alabama, to Gary, Indiana. In Tennessee, I-65 traverses the middle portion of the state, running from Ardmore at the Alabama border to the Kentucky border near Portland. The route serves the state capital and largest ...
Scenic view along I-75 southbound crossing White Oak Mountain. I-75 enters Tennessee on the eastern side of East Ridge, a southern suburb of Chattanooga. Less than 0.5 miles (0.80 km) into Tennessee is an interchange with US 41 (unsigned US 76 ). About a mile (1.6 km) later, at exit 2, is a three-way interchange with the eastern terminus of I ...
State Route 52. State Route 52 ( SR 52) is an east–west state highway that crosses eight counties in northern and northeastern Tennessee. The 141.4-mile-long (227.6 km) route originates in Orlinda along SR 49 and ends in Elgin along U.S. Route 27 (US 27). SR 52 is mostly a primary route, but becomes secondary west of I-65.
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 ...
Interstate 40 in Tennessee. Interstate 40 ( I-40) is part of the Interstate Highway System that runs 2,556.61 miles (4,114.46 km) from Barstow, California, to Wilmington, North Carolina. [ 1] The highway crosses Tennessee from west to east, from the Mississippi River at the Arkansas border to the Blue Ridge Mountains at the North Carolina ...
Interstate 840 ( I-840 ), formerly State Route 840 ( SR 840 ), is a freeway that serves as an outer bypass route around Nashville, Tennessee. Built by the Tennessee Department of Transportation (TDOT), it is also designated as Tennessee National Guard Parkway. [3] At 77.28 miles (124.37 km) long, it is the tenth-longest auxiliary Interstate ...