The eastern (southbound) lane of Central Avenue will be closed during daytime hours in the 700 block for construction work at the Dubuque County Courthouse starting at 8 AM Wednesday 7/11. This work is anticipated to last approximately 3 weeks.Southbound traffic will be shifted and maintained during this time. Parking around the courthouse will be impacted. Map available at www.cityofdubuque.org/detours. 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.