The entire section within Winfield is maintained by the city. The entire section of K-15 within Mulvane is maintained by the city. The entire section within Derby is maintained by the city. The section of K-15 in Wichita from the south city limit to I-135 is maintained by the city. The section of K-15 in Newton from US-50 to the north city limit is maintained by the city. The entire section within Abilene is maintained by the city. The entire section within Clay Center is maintained by the city.