List of Interstate Highways in Tennessee
| Interstate Highways of the State Route System | |
|---|---|
|
Highway markers for Interstate 40 and Interstate 840 | |
| System information | |
| Maintained by TDOT | |
| Length: | 1,073 mi[1] (1,727 km) |
| Highway names | |
| Interstates: | Interstate XX (I-XX) |
| US Highways: | U.S. Highway XX (US XX) |
| State: | State Route XX (SR-XX) |
| System links | |
The Interstate Highways in Tennessee are those parts of the Dwight D. Eisenhower National System of Interstate and Defense Highways owned and maintained by the Tennessee Department of Transportation (TDOT) the US state of Tennessee. Currently the state has 1,073 miles (1,727 km) of Interstate Highways.[1]
Primary Interstates
| Number | Length (mi) | Length (km) | Southern or western terminus | Northern or eastern terminus | Formed | Removed | Notes | |
|---|---|---|---|---|---|---|---|---|
 I-22 |
20.50 | 32.99 | I-40 & I-240/I-69 in Downtown Memphis | Interstate 22/US 78 at Mississippi state line | 2004 | 2006 | Formerly proposed along US 78; terminus was set at I-269 in 2006 | |
 I-24 |
180.16 | 289.94 | I-24 at Kentucky state line | I-75/US 74 in Chattanooga | — | — | ||
 I-26 |
54.5 | 87.7 | US 11W/US 23 in Kingsport | I-26/US 23 at North Carolina state line | 2003 | current | ||
 I-40 |
455.28 | 732.70 | I-40 at Arkansas state line | I-40 at North Carolina state line | — | — | ||
 I-55 |
12.28 | 19.76 | I-55/I-69 at Mississippi state line | I-55/US 61/US 64/US 70/US 79 at Arkansas state line | — | — | ||
 I-65 |
121.71 | 195.87 | I-65/US 31 at Alabama state line | I-65 at Kentucky state line | — | — | ||
 I-69 |
— | — | I-55/I-69 at Mississippi state line | US 51 in Memphis | 2009 | current | To be extended north to Kentucky | |
 I-75 |
161.86 | 260.49 | I-75 at Georgia state line | I-75 at Kentucky state line | — | — | ||
 I-81 |
75.66 | 121.76 | I-40 in Dandridge | I-81 at Virginia state line | — | — | ||
| ||||||||
Auxiliary Interstates
| Number | Length (mi) | Length (km) | Southern or western terminus | Northern or eastern terminus | Formed | Removed | Notes | |
|---|---|---|---|---|---|---|---|---|
 I-124 |
1.97 | 3.17 | I-24 in Chattanooga | US 27 in Chattanooga | — | — | Unsigned designation | |
 I-140 |
11.18 | 17.99 | SR 162 in Knoxville | US 129/SR 162 in Alcoa | — | — | ||
 I-155 |
15.93 | 25.64 | I-155/US 412 at Missouri state line | US 51/US 412 in Dyersburg | — | — | ||
 I-181 |
15.93 | 25.64 | US 19W/US 23/US 321 in Johnson City | US 11W/US 23 in Kingsport | 1985 | 2007 | Replaced by I-26 | |
 I-240 |
19.27 | 31.01 | I-40 in Memphis | I-40 in Memphis | — | — | ||
 I-255 |
5.38 | 8.66 | I-55/I-240 in Memphis | I-40/I-240 in Memphis | — | — | Never built; was planned to be the Northern Memphis beltway, replaced by I-40. | |
 I-265 |
2.41 | 3.88 | I-24/I-65 in Nashville | — | — | — | Replaced by I-65 | |
 I-269 |
— | — | I-269 at Mississippi state line | US 51 in Millington | 2015[2] | current | Section north of SR 385 formerly signed SR 385 | |
 I-275 |
2.98 | 4.80 | I-40/US 441 in Knoxville | I-75/I-640/US 25W in Knoxville | — | — | ||
 I-440 |
7.64 | 12.30 | I-40 in Nashville | I-24 in Nashville | — | — | ||
 I-640 |
7.03 | 11.31 | I-40/I-75 in Knoxville | I-40/US 25W in Knoxville | — | — | ||
 I-840 |
77.28 | 124.37 | I-40 near Dickson | I-40 near Lebanon | 2016 | current | Redesignated from SR 840, the Nashville Southern Beltway.[3] | |
| ||||||||
See also
Tennessee portal
U.S. Roads portal
References
- 1 2 TDOT Fact Sheet
- ↑ Charlier, Tom (October 19, 2015). "Section of I-269 from Collierville to Mississippi to open Friday". The Commercial Appeal. Memphis, TN. Retrieved November 19, 2015.
- ↑ Vitale, Marty (May 14, 2015). "Special Committee on U.S. Route Numbering Spring 2015 Report to the Standing Committee on Highways" (PDF) (Report). Cheyenne, WY: American Association of State Highway and Transportation Officials. p. 6. Retrieved June 6, 2015.
External links
Media related to Interstate Highways in Tennessee at Wikimedia Commons
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