Traffic in the northbound lanes of the NW Arterial (IA 32) north of the intersection with Asbury Road will be shifted to the left lane to accommodate traffic signal repair on the southeast corner of NW Arterial / Plaza Drive. At NW Arterial and Plaza Drive, northbound left and right turn lanes will remain open. Plaza Drive eastbound to NW Arterial outside left turn lane will be closed, but the inside left turn lane will remain open. The lane closure will be from 7 a.m. – 6 p.m. tomorrow, Thursday 9/15. Motorists should follow posted traffic control signs. If you have questions regarding this closure/detour, please contact the City of Dubuque Engineering Department at 563-589-4270. Please note: closure dates/times are estimates and are subject to change without notification based on weather and contractor schedules.