Method for processing profile beam parts (22, 24) each extending along a longitudinal axis, wherein the method comprises: - providing a machining station; - providing an in-feed transport system for transporting the profile beam parts (22, 24) along a transport direction axis to the machining station,; - providing an out-feed transport system for transporting the profile beam parts (22, 24) along the transport direction axis away from the machining station to a discharge position which is at a distance D from the machining station, wherein the method further comprises: - in-feeding a first profile beam part simultaneously together with a second profile beam part to the machining station with the in-feed transport system, wherein during the in-feeding, the profile beam parts (22, 24) are co-linearly aligned along their longitudinal axes, wherein the longitudinal axes are parallel to the transport direction axis; - subsequently, machining at least the first profile beam part in the machining station; the method being characterized by: - subsequently, out-feeding the first profile beam part with the out-feed transport system from the machining station to an intermediate position which is between the discharge position and the machining station, wherein a distance X between the intermediate position and the discharge position is variable, wherein during out-feeding, the first profile beam part and the second profile beam part are co-linearly aligned along their longitudinal axes, wherein the longitudinal axes remain parallel to the transport direction axis; and - subsequently, in-feeding the second profile beam part in the machining station with the in-feed transport system over a distance Y and simultaneously out-feeding the first profile beam part over the distance X from the intermediate position to the discharge position, wherein during this simultaneous in-feeding and out-feeding the profile beam parts (22, 24) are co-linearly aligned along their longitudinal axes, and wherein the longitudinal axes remain parallel to the transport direction axis. - providing a machining station; - providing an in-feed transport system for transporting the profile beam parts (22, 24) along a transport direction axis to the machining station,; - providing an out-feed transport system for transporting the profile beam parts (22, 24) along the transport direction axis away from the machining station to a discharge position which is at a distance D from the machining station, - in-feeding a first profile beam part simultaneously together with a second profile beam part to the machining station with the in-feed transport system, wherein during the in-feeding, the profile beam parts (22, 24) are co-linearly aligned along their longitudinal axes, wherein the longitudinal axes are parallel to the transport direction axis; - subsequently, machining at least the first profile beam part in the machining station; - subsequently, out-feeding the first profile beam part with the out-feed transport system from the machining station to an intermediate position which is between the discharge position and the machining station, wherein a distance X between the intermediate position and the discharge position is variable, wherein during out-feeding, the first profile beam part and the second profile beam part are co-linearly aligned along their longitudinal axes, wherein the longitudinal axes remain parallel to the transport direction axis; and - subsequently, in-feeding the second profile beam part in the machining station with the in-feed transport system over a distance Y and simultaneously out-feeding the first profile beam part over the distance X from the intermediate position to the discharge position, wherein during this simultaneous in-feeding and out-feeding the profile beam parts (22, 24) are co-linearly aligned along their longitudinal axes, and wherein the longitudinal axes remain parallel to the transport direction axis.