Roll on / Roll off also named Ro/Ro in its abbreviated version, is an English turn of phrase used in logistics. It names transport of trucks, trailers, civil works vehicles by sea on specific vessels called RORO vessels.

Specificity of those vessels in the handling technic: we load and unload the items by rolling them into vessel garage through vessel’s mobile ramp, this allows to drive all rolling items into and out of the vessel. Ro/Ro is particularly adapted to truck, semi trailer, tractors, civil work vehicles etc.. Ro/Ro vessel can also carry containers or statics boxes brought into vessel using forklift our MAFI trailer type.