(4) Divers shall make reasonable efforts to stay within 100 feet of the divers-down flag on rivers, inlets, and navigation channels. Any person operating a vessel on a river, inlet, or navigation channel must make a reasonable effort to maintain a distance of at least 100 feet from any divers-down flag.
(5) Divers must make reasonable efforts to stay within 300 feet of the divers-down flag on all waters other than rivers, inlets, and navigation channels. Any person operating a vessel on waters other than a river, inlet, or navigation channel must make a reasonable effort to maintain a distance of at least 300 feet from any divers-down flag.
(6) Any vessel other than a law enforcement or rescue vessel that approaches within 100 feet of a divers-down flag on a river, inlet, or navigation channel, or within 300 feet of a divers-down flag on waters other than a river, inlet, or navigation channel, must proceed no faster than is necessary to maintain headway and steerageway.