Since much of it has a life that is considerably longer than that of the ships and vehicles it serves it, will have to be modified to match the rapid developments that are taking place in the transport and cargo-handling techniques.
Sukela oko ubuninzi bayo bunobomi obuqwalaselwayo isidala kunobu benqanawa nobezithuthi ezincedayo izokuguqulwa ukuze ilinganiswe nenkqubela-phambili ethatha indawo kwizithuthi nakubuchule bokuphathwa komthwalo.