When two or more doors give access to the same compartment they are distinguished by the words PORT (or STARBOARD) and/or FORWARD (or AFT) written in abbreviated form after the marking .
Xa amacango amabini okanye ngaphezulu anika indlela engenayo okanye ephumayo kwindawo enye yokuhlala aziwa ngokuba LINXWEME (okanye ICALA LASEKUNENE ENQANAWENI) kunye/okanye UMPHAMBILI (okanye UMVA) kubhalwe ngendlela yonobumba bokuqala egameni emva kophawu.