Many container ships have cargo cranes installed on them, and some have specialized systems for securing containers on board.
This size of vessel is the most likely to carry cargo cranes on board.
Those that have cargo cranes are called geared and those that don't are called ungeared or gearless.
Two additional categories exist for small vessels of under 500 TEU that carry their own cargo cranes.
The forecastle machinery and the two cargo cranes in the forward well deck are still there and are well preserved.
It is served by a 35-ton main crane and three 10-ton general cargo cranes, all of which can also be used to lower scientific equipment and vehicles on ice.
Two of the Japanese cargo ships could get in against this wharf, but the cargo cranes were broken.
TransAtlantic has two Liebherr rotary cargo cranes.
A handful of freighters were grounded here today, their stubby and inelegant lines all but masked by gantries and cargo cranes clustered about them.
On the quayside outside the museum are four electrically powered cargo cranes built in 1951 by Stothert & Pitt.