A transport robot having a loading device (16-19) and loading arms for loading and unloading items to be transported (13) on the transport robot, wherein the item to be transported (13) is stored in a high-bay storage shelving (12) at the side of the direction of travel for the transport robot, and the loading device (16-19) is driven in a displaceable manner, and can be guided over at least one of the two sides of the outer contour of the transport robot, and can be brought into contact with the item to be transported (13), wherein the loading device (16-19) is formed by at least one loading arm (7, 8; 17, 18), designed as a longitudinal conveyor (6) for gripping under the bottom surface of the item to be transported (13).