LAKE MICHIGAN - CHICAGO HARBOR
General / Bridges / Maintenance
IL - LAKE MICHIGAN – Chicago Harbor From June 1 through June 19, 2026, between the hours of 0600 and 1800, Monday through Saturday a 80-feet by 40-feet barge will be working under the North Halstead Street Bridge at Mile 2.85 (CORPS MILE 326.7) over the Chicago River North Branch Canal. The barge will move if provided with a 3-hour advance notice. The barge will monitor VHF-FM Marine Channel 16. [20MAY26]
Position 41-54.12N 087-38.88W
USCG Great Lakes District Local Notice to Mariners 45/2026