Apart from universal ports, special ports have in many cases been established in deep-water coastal areas for handling large quantities of specific cargoes as part of the supply system for large plants that process raw materials.
Ngaphandle kwamzibuko enqanawa afumaneka kwindawo yonke, amazibuko enqanawa angaqhelekayo kwimeko ezininzi enziwe kumanzi anzulu kwindawo eziselunxwemeni ukuphatha imithwalo emikhulu njenge ndawo yoxhotyiso lwesixokelwano sesityalo esikhulu esitshintsha imvelaphi engagqitywanga.