cross a bridge over the Obion River before passing through farmland to become concurrent with SR 21. They then have an intersection with SR 216 just west of Rives before continuing north to enter Union City and come to an intersection with SR 431/SR 184 (W/E Reelfoot Avenue), where US 45W splits from SR 5 and turns right onto SR 431/SR 184. US 45W/SR 431/SR 184 goes east through a business district as a 4-lane undivided highway before entering neighborhoods before US 45W/SR 184 split off from SR 431 and follow S Miles Avenue. They then make a right onto Nailling Drive to pass through more rural and suburban areas before coming to an interchange between SR 22 and SR 214 (Ken Tenn Highway), where SR 184 ends and US 45W turns north along SR 22. They immediately come to an interchange with US 51/SR 3, where US 45W splits from SR 22 and heads northeast along US 51/SR 3 as a 4-lane freeway. They then have another interchange with SR 214 to enter South Fulton before arriving at an interchange with US 45E/SR 215, where US 45W and US 45E merge to form mainline US 45. Major intersections See also References W 45W 45W Transportation in Madison County, Tennessee Transportation in Gibson County, Tennessee Transportation in Obion County, Tennessee Freeways in Tennessee