CRESTON, Iowa – April 11, 2022 – The Iowa Department of Transportation’s Creston construction office reports, repairs to the Iowa 83 bridge over the East Nishnabotna River 1.1 miles west of the junction with U.S. 6 in Atlantic requires closing Iowa 83 between Iowa 173 and U.S. 6 from 8 a.m. Monday, April 18 until 5 p.m. on Thursday, June 30, weather permitting.