Robert H. Jackson, Terminal Association of St. Louis v…
“ Appellant's switching crews make and break up trains of cars and deliver and transfer them. One man of each crew is required to ride the rear car of the train when it is in motion. Depending upon the distances by which fixed structures along the track clear this car, he rides its top or side, and in some places both top and side clearances are so small that he must ride on the drawbar projecting from the end of the car. Sudden jerks and stops are common and they have on occasion thrown off switchmen. ”
