Traffic Signal Repair – 12th Street and Cliff Avenue

Published on February 17, 2026

Beginning at 8:30 a.m. on Wednesday, February 18, 2026, the City of Sioux Falls Traffic Division will be making repairs to the traffic signal at the intersection of East 12th Street and Cliff Avenue. The traffic signal will be powered off during repairs and replaced with an all-way stop.

This work is anticipated to be completed by early afternoon on the same day.

Drivers are urged to use caution and reduced speeds while traveling near the construction area and may want to consider alternate routes.