The Chicago Department of Transportation (CDOT) is responsible for public way infrastructure, including planning, design, construction, maintenance and management.
April 10, 2026
The Chicago Department of Transportation announced a six-week closure of southbound State Street between Wacker Drive and Randolph Street starting April 13 due to emergency sewer repairs. Northbound lanes remain open while detours are set up for southbound vehicles including CTA buses. Pedestrian access and business entry will continue throughout construction.
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March 25, 2026
The Chicago Department of Transportation will reopen the State Street Bridge over the Chicago River on March 27 after completing major repairs. The project addressed key structural issues for long-term reliability. Improvements also included updates to nearby sidewalks and viaducts.
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December 12, 2025
The Chicago Department of Transportation (CDOT) has announced upcoming changes to traffic patterns near Union Station as work continues on the Canal Street viaduct and roadway corridor.
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