These heavy-lift ships differ in size and in the methods of handling the cargoes, but by using either roll-on/roll-off methods or special heavy-lift gear these vessels can handle unit loads weighing from 500 to 1,000 tons.
Iinqanawa ezithwala ubunzima zahluka-hlukene ngokobungakanani kwindlela yokuphathwa kwemithwalo, kodwa ngokusebenzisa iindlela zokusonga okanye ukukhulula okanye igiyari yokunyusa izinto ezikhethekileyo ezi nqanawa zingaphatha imithwalo enobunzima ukusuka kumakhulu amahlanu, ukuya kwiwaka leetoni.