Tennessee State Route 251
State Route 251 is a west-east secondary state highway in Middle Tennessee.SR 251 begins in rural Cheatham County at an intersection with SR 249 south of Ashland City. It winds its way southeast along the banks of the Cumberland River as River Road to cross into Davidson County. It continues southeast as River Road Pike as it enters Nashville and has an intersection with US 70/SR 24, where SR 251 becomes part of Old Hickory Boulevard. It then continues south to have an interchange with I-40 before entering Bellevue, where it comes to an end at an intersection with US 70S/SR 1 and Old Hickory Boulevard continues southward.Major Intersections
