 A four-lane bridge over the Cumberland River replaced the old two-lane bridge that was constructed in the 1950s and demolished in 2014.SR 109 begins in southern Wilson County at an interchange with I-840 and SR 265 (Exit 72) near Gladeville.The highway heads north as a 4-lane divided highway, concurrent with SR 265, for a few hundred feet before SR 265 splits off and goes west.