The user can define a loading space by its internal length, width and height, and the planner keeps all cargo inside it.
Counts when: Documentation shows a loading space with user-entered or preset internal length, width and height that the planner packs within.
“select the type of cargo space and enter the required details: length, width, height, max load of the cargo space”
https://www.easycargo3d.com/en/blog/how-can-you-calculate-your-truckload-capacity-use-software-dont-do-it-manually/
“If the documentation does not directly specify the dimensions of the loading area, make sure you specify the internal dimensions of the cargo space.”
https://help.easycargo3d.com/article/893/work-with-cargo-spaces
Predefined catalogue (about 45 types) plus custom spaces (Administrator role only). The API can create only Container-type spaces, dimensions [1;100000] mm.