73 () posted 2 years ago by DoomerPill 2 years ago by DoomerPill +73 / -0 57 comments share 57 comments share save hide report block hide replies
In the US a lot of that is left to the discretion of the individual army corps of engineers districts to figure out for themselves.
In Green Bay, lake freighters can pass under the I-43 bridge and through downtown drawbridges without escort.
But just an hour north at Sturgeon Bay, they have to be met by a tug at Sherwood Point and guided in the last three miles.