Abstract: The invention relates to a corrugated cardboard installation. The corrugated cardboard installation comprises a first material supply device for dispensing a first material web, a second material supply device for dispensing a second material web, a first corrugated cardboard production assembly for producing a first corrugated cardboard web from the first material web and the second material web, a cross-cutting assembly for producing corrugated cardboard sheets from the first corrugated cardboard web, a warp detection assembly for detecting the warp of corrugated cardboard sheets or partial corrugated cardboard webs, an information processing device receiving warp information from the warp detection assembly relating to the corrugated cardboard sheets or the partial corrugated cardboard webs, and at least one corrugated cardboard sheet warp influencing assembly (actuable depending on signals received from the information processing device for influencing the warp of the corrugated cardboard sheets.