Is it legal to do a U-Turn in Tennessee?

According to Tennessee Code Annotated §55-8-125, it is illegal to make a U-turn in Tennessee unless:

1. At an intersection where U-turns are permitted (marked with a sign allowing it);

2. At a private road, driveway, or alley;

3. Under the authority of a police officer;

4. To avoid conflict with another vehicle or object.