 The ASR controls the shunters on the hump yards by radio, giving them the shunting speeds, setting the points for the rolling goods wagons and regulating their speed with retarders, 26 bar-type ("Balkengleisbremsen") and 112 rubber retarders being available.112 wagon transporters ("Beidrückanlagen") move the loose wagons onwards within the sidings.Maschen Marshalling Yard is responsible for the formation of both regional, national and also international goods trains.