Storage and / or order picking

The present invention relates to a storage and / or order-picking system for storing and / or picking of goods and has a shelving system with rows of shelves spaced from each other by longitudinal lanes, and are connected to each other by at least one transverse gate. Further, at least one shuttle that is configured to process both in the longitudinal and in the transverse lanes of the shelving system, and at least two load-carrying vehicle are provided which are simultaneously accommodated in the shuttle. An inventive shuttle for a shelf system has a frame, a chassis and a receiving area, wherein the shuttle is adapted to process both the longitudinal and the transverse lanes of the shelving system, and the receiving portion can receive at least two load-carrying vehicles simultaneously. An inventive load-handling vehicle to be carried on a shuttle of a shelving system and the procedure in the shelf system comprises a elongated frame having arranged thereon chassis and a drive device for moving the load-carrying vehicle in the longitudinal direction, at least one disposed on the frame load receiving portion for receiving a load support and / or a charge and at least one lifting device for raising and lowering the load receiving portion, wherein the load-carrying vehicle elongate and at least twice as long as wide is.