For cargo-handling in ports and for seaborne transport the 20-foot or 40-foot container represents a minimum.
Ukuphathwa kwemithwalo kumazibuko kunye nokutsalwa kweempahla ngesithuthi, iinyawo ezingamashumi amabini okanye iinyawo ezingashumi mane esikhongozela imele elona qondo lufutshane/luncinane.