In emergency, the watertight openings are closed by the order 'Close all Red openings' and a signal on the ship's alarm rattlers, probably in conjunction with the order 'Emergency Stations'.
Kwingozi izimvembela zamanzi ezivulekayo ziyavalwa ngokomelelo vala zonke indawo ezobomi nophawu onika uthuso lokugoqoza elisenqanaweni kwizihlanganisi nomyalelo ingozi kwisikhululo.