Traffic messageCritical
IA 143 in both directions: Road closed.
Between IA 3; County Road L36 and County Roads L36 and C16 (near Marcus). The road is closed due to road construction work. A detour is in operation. Follow the Iowa DOT-recommended detour around the closure. See map for detour(s) . Until October 15, 2026 at about 2:00PM CDT. Full schedule below: • August 24, 10:00AM - October 15, 2:00PM Comment: Cherokee RCE (712-225-5786) - Cherokee County