The compartment-1 control is used in storage systems with chaotic storage principle and multiple loading heights.used. Its purpose is to prevent a pallet from being pushed into a compartment into which the material of the pallet belowpallet underneath. A compartment 1 check is always required when the SRM system wants to move a pallet into a shelf.a rack compartment. This check does not have to be carried out when the crane is moving to a station or is empty.be carried out.