Tanzanite Dr Traffic Narrowing (update)

Tanzanite Dr will be narrowed to allow for water distribution improvement work from Monday Nov. 11 at 8:00 AM to Friday Nov. 22 at 5:00 PM.  Two Lanes of traffic will be maintained in the remaining roadway. 

Click here to see a map of the closure/detour. A map of all current road closures and detours is available at www.cityofdubuque.org/detours. If you have questions regarding this closure/detour, please contact the City of Dubuque Water Department at 563-589-4303. Please note that closure dates/times are estimates and are subject to change without notification based on weather and contractor schedules.