LAKE MICHIGAN - CHICAGO HARBOR
General / Bridges / Maintenance
From October 12, 2026, through January 11, 2027, scaffolding that hangs approximately 2-feet below low steel will be installed under the North Halstead Street Bridge at Mile 2.65 (CORPS MILE 327.0) over the North Branch of the Chicago River. [18SEP26]
Position 41-53.88N 087-38.87W
USCG Great Lakes District Local Notice to Mariners 45/2026