NOTICE TO MARINERS
SECTION VII – GENERAL
This section contains information of general concern to the Mariners. Mariners are advised to use caution while transiting these areas.
STRAITS OF MACKINAC - Chart 14881
From 21 Jul 2021 to 06 Dec 2021 J.F. Brennan Company, Inc will be conducting equipment and material hauling via barge in the vicinity of Cheboygan, MI, St. Ignace, MI, St. Helena Island, MI, and Mackinac Straights from 0700 to 1900 Monday through Saturday. M/V Bulldog or M/V Robert Calvey can be contacted on VHF channels 13 and 16. All mariners are requested to transit the area with caution.
LAKE MICHIGAN – IL – Chicago River North Branch – Chart 14972
From 15 Nov 2021 to 15 Jan 2022 Thatcher Foundations, INC will be installing pilings for riverwall construction at the North Branch Chicago River, RM 328.1 (Right Descending Bank) from 0700 to 1530 Monday through Friday. Construction will be from a crane on shore during the day with the false work and barge in the river 24/7.For further information, contact Dave Roethler at 773-617-9727. All mariners are requested to transit the area with caution.