The City of Superior is warning people to avoid the N 21st St. Viaduct Thursday and Friday due to scheduled repairs.

Thursday, March 22nd crews will close the westbound lane of N 21st between Oakes Ave & Elmira between 7 am and 11 am, flaggers will be directing traffic across the viaduct.

Friday, March 23rd the N 21st viaduct will be completely closed between Oakes Ave and Elmira between 7 am - 11 am. A detour will be available but finding an alternate route for both days is recommended.