Its northern terminus is an intersection with US 71 and US 136 north of Maryville .
Running a distance of approximately 5 miles ( 8.0 km ) , its southern terminus is at US 71 south of Maryville .
US 's northern terminus is an intersection US US 71 and US 136 north Maryville Maryville .
Running a distance of approximately 5 miles ( 8.0 km ) , its southern terminus is at US 71 south of Maryville .