Rack for transporting and/or storing building elements which are used for building rotor blades of wind turbines

A rack for transporting and/or storing building elements which are used for building rotor blades of wind turbines, wherein the rack comprises a holding structure and several holding arms which are attached or attachable to the holding structure, wherein the holding arms are arranged offset in several rows when they are in a holding position in which they project from the holding structure in a storage space of the rack, wherein the holding arms arranged in each row build a respective reception plane for receiving at least one building element extending over at least several of the holding arms of this row, wherein at least two vertically staggered reception planes are built, wherein at least one of the holding arms which build an upper reception plane is movable from the holding position into a non-holding position, in which the respective holding arm is moved out of the storage space above the reception plane below the upper reception plane, and vice versa.