Street Detour & Construction Alerts

Pennsylvania Avenue Right-Turn Lane Addition

The Pennsylvania Avenue Right-Turn Lane Addition Project will start tomorrow, Tuesday June 25th, with Phase 1 lane closures occurring on the southeast and southwest quadrants of the Pennsylvania and NW Arterial intersection.  The Right-Turn Lane addition is anticipated to last approximately 6 - 8 weeks.  Traffic will be merged and maintained during all phases of this project.  Pedestrians will be detoured and access to the NW Arterial Trail will be maintained.  Access to area businesses will also be maintained at all times during this project.  Motorists and pedestrians are urged to use caution in the area and to expect delays.  Map available at  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. 

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