This was located in the old goods yard of the Midland Railway's Parkgate & Rawmarsh station, near Rotherham, which had closed in January 1968 (source), and shown on the map as their Sheffield location.
DMU vehicles cut by the company at this location were:
50190
59314
59315
79023
79040
79055
79146
79256
79277
79328
79618
975012