Portal cranes spanning the building dock that have lifting capacities of 1,000 tons are now by no means uncommon.
Isango lezilenge elifakelelwe ngokunqamlezileyo kwizibuko okanye kwindawo yokwakha ezibukweni ekuzaliswe ngamanzi aphinde akhutshwe ekungeno kuyo inqanawa ukuze ikhandwe enomthamo wokuphakamisa wewaka elinye leetoni ngoku aliqhelekanga.