Tennessee State Route 75
| Route information | |
|---|---|
| Length | 27.7 mi (44.6 km) |
| Major junctions | |
| south end |    US 11E / US 321 / SR 34 in Limestone |
  I-26 / US 23 in Johnson City/Gray SR 36 in Spurgeon   SR 357 to I-81 in Blountville | |
| north end |  SR 126 in Blountville |
| Location | |
| Country | United States |
| State | Tennessee |
| Counties | Washington, Sullivan |
| Highway system | |
State Route 75 is state highway in Tennessee in the northeastern portion of the state. The begins at US 11E and US 321 in Limestone and ends at Tennessee State Route 126 in Blountville.[1]
Future
A widening project has been taking place on SR 75 to provide a four-lane highway from Interstate 26 in Gray to the Tri-Cities Regional Airport in Blountville. On November 1, 2013 TDOT opened all four lanes of traffic, but much work still needs to be done.[2]
Junction list
| County | Location | mi | km | Destinations | Notes |
|---|---|---|---|---|---|
| Washington | Limestone | US 11E / US 321 / SR 34 – Greeneville, Jonesborough | Southern terminus | ||
| |  SR 81 – Fall Branch, Kingsport, Jonesborough, Erwin | ||||
| Johnson City | I-26 / US 23 – Kingsport, Johnson City, Erwin, Asheville | I-26 exit 13. | |||
| Spurgeon | SR 36 – Colonial Heights, Kingsport, Johnson City | ||||
| Sullivan | Blountville | Airport Parkway – Tri-Cities Regional Airport | Interchange, no southbound SR-75 access to Airport via Interchange | ||
 SR 357 north (Airport Parkway) to I-81 – Kingsport | Interchange | ||||
| SR 126 – Blountville, Bristol, Kingsport | Northern terminus | ||||
| 1.000 mi = 1.609 km; 1.000 km = 0.621 mi | |||||