With Hemmschuhleger refers to an activity which in the railway operation of a railway in the maneuvering is performed. The activity of the stumbling block is one of the tasks of a shunter (also known as a shunting attendant).
The drag shoe layer puts the drag shoe to slow down or stop a railroad car traveling alone on one of the two rails in order to prevent it from standing on the track or another obstacle such. B. a track closure to stop. This method is used when pushing off railway wagons with a shunting locomotive or letting them run off over a mound , usually in shunting yards .