20th St. Road Closure between White St. and Jackson St. 

Due to traffic signal replacement, 20th St. from White St. to Jackson St. will have a full road closure from 8 a.m. on Wednesday, June 12, until 5 p.m. on Thursday June 13. 

The westbound lane may open up to traffic after initial work is completed.

Motorists will need to follow the posted detour and/or use a different route during this time. View a map of current closures/detours.

If you have questions regarding the closure/detour, please contact the City of Dubuque Engineering Department at 563-589-4270. Please note, closure dates and times are estimates and subject to change without notice based on weather and contractor schedules.