For the purposes of this Code:
                        
                        
                        
                      
                     
                     
                     
                        
                        
                         
                           Cargo unit means a vehicle, container, flat,
                           pallet, portable tank, packaged unit, or any other entity, etc., and
                           loading equipment, or any part thereof, which belongs to the ship
                           but is not fixed to the ship as defined in Assembly resolution A.489(XII).
                           
                        
                        
                        
                      
                     
                     
                     
                        
                        
                         
                           Intermediate bulk container (IBC) means a rigid,
                           semi-rigid or flexible , portable bulk container packaging of a capacity
                           of not more than 3 m3 (3,000 l), designed
                           for mechanical handling and tested for its satisfactory resistance
                           to handling and transport stresses.
                           
                        
                        
                        
                      
                     
                     
                     
                        
                        
                         
                           Portable tank means a tank which is not permanently
                           secured on board a ship, and has a capacity of more than 450 l and
                           a shell fitted with external stabilizing members and items of service
                           equipment and structural equipment necessary for the transport of
                           gases, liquids or solids.
                           
                        
                        
                        
                      
                     
                     
                     
                        
                        
                         
                           Road tank-vehicle means a vehicle with wheels
                           and fitted with a tank or tanks intended for the transport of gases,
                           liquids or solids by both road and sea modes of transport, the tank
                           or tanks of which are rigidly and permanently attached to the vehicle
                           during all normal operations of loading, transport and discharge and
                           are neither filled nor emptied on board.
                           
                        
                        
                        
                      
                     
                     
                     
                        
                        
                         
                           Road vehicle means a commercial vehicle, semi-trailer,
                           road train, articulated road train or a combination of vehicles, as
                           defined in Assembly resolution A.581(14).
                           
                        
                        
                        
                      
                     
                     
                     
                        
                        
                         
                           Roll-trailer means a low vehicle for the carriage
                           of cargo with one or more wheel axles on the rear and a support on
                           the front end, which is towed or pushed in the port to and from its
                           stowage on board the ship by a special tow-vehicle.
                           
                        
                        
                        
                      
                     
                     
                     
                        
                        
                         
                           Ro-ro ship means a ship which has one or more
                           decks either closed or open, not normally subdivided in any way and
                           generally running the entire length of the ship, carrying goods which
                           are loaded and unloaded normally in a horizontal manner.
                           
                        
                        
                        
                      
                     
                     
                     
                        
                        
                         
                           Unit load means that a number of packages are
                           either:
                           
                        
                        
                        
                        
                           - 
                              
                              
                              
                                 .1 placed or stacked, and secured by strapping,
                                 shrink-wrapping or other suitable means on to a load board such as
                                 a pallet; or
                              
                              
                              
                            
                           - 
                              
                              
                              
                                 .2 placed in a protective outer packaging such
                                 as a pallet box; or
                              
                              
                              
                            
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                                 .3 permanently secured together in a sling.